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// syscalls tapset part 1 [A-M]
// Copyright (C) 2005 IBM Corp.
// Copyright (C) 2005-2014 Red Hat Inc.
// Copyright (C) 2007 Quentin Barnes.
//
// This file is part of systemtap, and is free software. You can
// redistribute it and/or modify it under the terms of the GNU General
// Public License (GPL); either version 2, or (at your option) any
// later version.
/* Each syscall returns the calls parameters. In addition, the following
* variables are set:
*
* name - generally the syscall name minus the "sys_".
*
* argstr - a string containing the decoded args in an easy-to-read format.
* It doesn't need to contain everything, but should have all the
* important args. Set in entry probes only. Values enclosed in
* square brackets are user-space pointers. Values in curly
* braces are decoded structs.
*
* retstr - a string containing the return value in an easy-to-read format.
* Set in return probes only.
*/
# accept _____________________________________________________
#
# asmlinkage long sys_accept(int fd, struct sockaddr __user *upeer_sockaddr,
# int __user *upeer_addrlen)
#
probe syscall.accept = __syscall.accept ?, __syscall.socketcall.accept ?,
__syscall.compat_socketcall.accept ?
{
name = "accept"
%(systemtap_v <= "2.5" %?
# systemtap <= 2.5 combined accept and accept4
flags = 0
flags_str = "0x0"
argstr = sprintf("%d, %p, %p, %s", sockfd, addr_uaddr, addrlen_uaddr,
flags_str)
%:
argstr = sprintf("%d, %p, %p", sockfd, addr_uaddr, addrlen_uaddr)
%)
}
probe __syscall.accept = kernel.function("sys_accept").call
{
@__syscall_gate(%{ __NR_accept %})
sockfd = __int32($fd)
addr_uaddr = $upeer_sockaddr
addrlen_uaddr = $upeer_addrlen
}
probe __syscall.socketcall.accept = kernel.function("sys_socketcall").call ?
{
if ($call != %{ SYS_ACCEPT %}) next;
sockfd = __int32(user_ulong(&@cast($args, "ulong")[0]))
addr_uaddr = user_ulong(&@cast($args, "ulong")[1])
addrlen_uaddr = user_ulong(&@cast($args, "ulong")[2])
}
probe __syscall.compat_socketcall.accept =
kernel.function("compat_sys_socketcall").call ?
{
if ($call != %{ SYS_ACCEPT %}) next;
sockfd = user_int(&@cast($args, "unsigned int")[0])
addr_uaddr = user_uint32(&@cast($args, "unsigned int")[1])
addrlen_uaddr = user_uint32(&@cast($args, "unsigned int")[2])
}
probe syscall.accept.return = __syscall.accept.return ?,
__syscall.socketcall.accept.return ?
{
name = "accept"
retstr = return_str(1, $return)
}
probe __syscall.accept.return = kernel.function("sys_accept").return ?
{
@__syscall_gate(%{ __NR_accept %})
}
probe __syscall.socketcall.accept.return =
kernel.function("sys_socketcall").return ?,
kernel.function("compat_sys_socketcall").return ?
{
if ($call != %{ SYS_ACCEPT %}) next;
}
# accept4 ____________________________________________________
#
# SYSCALL_DEFINE4(accept4, int, fd, struct sockaddr __user *, upeer_sockaddr,
# int __user *, upeer_addrlen, int, flags)
#
probe syscall.accept4 = __syscall.accept4 ?, __syscall.socketcall.accept4 ?,
__syscall.compat_socketcall.accept4 ?
{
name = "accept4"
flags_str = _sock_flags_str(flags)
argstr = sprintf("%d, %p, %p, %s", sockfd, addr_uaddr, addrlen_uaddr,
flags_str)
}
probe __syscall.accept4 = kernel.function("sys_accept4").call
{
// On all tested platforms, there wasn't a different syscall
// number for the compat version of accept4().
@__syscall_nr_gate(%{ __NR_accept4 %})
sockfd = __int32($fd)
addr_uaddr = $upeer_sockaddr
addrlen_uaddr = $upeer_addrlen
flags = __int32($flags)
}
probe __syscall.socketcall.accept4 = kernel.function("sys_socketcall").call ?
{
if ($call != %{ SYS_ACCEPT4 %}) next;
sockfd = __int32(user_ulong(&@cast($args, "ulong")[0]))
addr_uaddr = user_ulong(&@cast($args, "ulong")[1])
addrlen_uaddr = user_ulong(&@cast($args, "ulong")[2])
flags = __int32(user_ulong(&@cast($args, "ulong")[3]))
}
probe __syscall.compat_socketcall.accept4 =
kernel.function("compat_sys_socketcall").call ?
{
if ($call != %{ SYS_ACCEPT4 %}) next;
sockfd = user_int(&@cast($args, "unsigned int")[0])
addr_uaddr = user_uint32(&@cast($args, "unsigned int")[1])
addrlen_uaddr = user_uint32(&@cast($args, "unsigned int")[2])
flags = user_int(&@cast($args, "unsigned int")[3])
}
probe syscall.accept4.return = __syscall.accept4.return ?,
__syscall.socketcall.accept4.return ?
{
name = "accept4"
retstr = return_str(1, $return)
}
probe __syscall.accept4.return = kernel.function("sys_accept4").return ?
{
@__syscall_nr_gate(%{ __NR_accept4 %})
}
probe __syscall.socketcall.accept4.return =
kernel.function("sys_socketcall").return ?,
kernel.function("compat_sys_socketcall").return ?
{
if ($call != %{ SYS_ACCEPT4 %}) next;
}
# access _____________________________________________________
# long sys_access(const char __user * filename, int mode)
probe syscall.access = kernel.function("sys_access").call
{
name = "access"
pathname = user_string_quoted($filename)
mode = __int32($mode)
mode_str = _access_mode_str(__int32($mode))
argstr = sprintf("%s, %s", user_string_quoted($filename), mode_str)
}
probe syscall.access.return = kernel.function("sys_access").return
{
name = "access"
retstr = return_str(1, $return)
}
# acct _______________________________________________________
# long sys_acct(const char __user *name)
probe syscall.acct = kernel.function("sys_acct").call ?
{
name = "acct"
filename = user_string_quoted($name)
argstr = user_string_quoted($name)
}
probe syscall.acct.return = kernel.function("sys_acct").return ?
{
name = "acct"
retstr = return_str(1, $return)
}
# add_key ____________________________________________________
# long sys_add_key(const char __user *_type,
# const char __user *_description,
# const void __user *_payload,
# size_t plen,
# key_serial_t ringid)
#
probe syscall.add_key = kernel.function("sys_add_key").call ?
{
name = "add_key"
type_uaddr = $_type
# 'description_auddr' should have been 'description_uaddr'. Deprecate
# the old name.
%(systemtap_v <= "1.4" %?
description_auddr = $_description
%)
description_uaddr = $_description
payload_uaddr = $_payload
plen = __ulong($plen)
ringid = __int32($ringid)
argstr = sprintf("%s, %s, %s, %u, %d",
user_string_quoted($_type),
user_string_quoted($_description),
user_string_n2_quoted($_payload, $plen, syscall_string_trunc),
__ulong($plen), __int32($ringid))
}
probe syscall.add_key.return = kernel.function("sys_add_key").return ?
{
name = "add_key"
retstr = return_str(1, $return)
}
# adjtimex ___________________________________________________
# long sys_adjtimex(struct timex __user *txc_p)
probe syscall.adjtimex = kernel.function("sys_adjtimex").call
{
name = "adjtimex"
buf_uaddr = $txc_p
buf_str = _struct_timex_u(buf_uaddr)
argstr = sprintf("%s", buf_str)
}
probe syscall.adjtimex.return = kernel.function("sys_adjtimex").return
{
name = "adjtimex"
retstr = _adjtimex_return_str($return)
}
# long compat_sys_adjtimex(struct compat_timex __user *utp)
probe syscall.compat_adjtimex = kernel.function("compat_sys_adjtimex").call ?
{
name = "adjtimex"
buf_uaddr = $utp
buf_str = _struct_compat_timex_u(buf_uaddr)
argstr = sprintf("%s", buf_str)
}
probe syscall.compat_adjtimex.return = kernel.function("compat_sys_adjtimex").return ?
{
name = "compat_adjtimex"
retstr = _adjtimex_return_str($return)
}
# alarm ______________________________________________________
# unsigned long sys_alarm (unsigned int seconds)
# long sys32_alarm(unsigned int seconds)
#
probe syscall.alarm = kernel.function("sys32_alarm").call ?,
kernel.function("sys_alarm").call ?
{
name = "alarm"
seconds = __uint32($seconds)
argstr = sprint(seconds)
}
probe syscall.alarm.return = kernel.function("sys32_alarm").return ?,
kernel.function("sys_alarm").return ?
{
name = "alarm"
retstr = return_str(1, $return)
}
# bdflush ____________________________________________________
# long sys_bdflush(int func, long data)
probe syscall.bdflush = kernel.function("sys_bdflush").call ?
{
name = "bdflush"
func = $func
data = $data
if (($func >= 2) && ($func % 2 == 0))
data_str = sprintf("%p", $data)
else
data_str = sprintf("%d", $data)
argstr = sprintf("%d, %s", func, data_str)
}
probe syscall.bdflush.return = kernel.function("sys_bdflush").return ?
{
name = "bdflush"
retstr = return_str(1, $return)
}
# bind _______________________________________________________
# long sys_bind(int fd, struct sockaddr __user *umyaddr, int addrlen)
probe syscall.bind = __syscall.bind ?, __syscall.socketcall.bind ?,
__syscall.compat_socketcall.bind ?
{
name = "bind"
@_af_inet_info_u(my_addr_uaddr, addrlen)
argstr = sprintf("%d, %s, %d", sockfd,
_struct_sockaddr_u(my_addr_uaddr, addrlen), addrlen)
}
probe __syscall.bind = kernel.function("sys_bind").call ?
{
@__syscall_gate(%{ __NR_bind %})
sockfd = __int32($fd)
my_addr_uaddr = $umyaddr
addrlen = __int32($addrlen)
}
probe __syscall.socketcall.bind = kernel.function("sys_socketcall").call ?
{
if ($call != %{ SYS_BIND %}) next;
sockfd = __int32(user_ulong(&@cast($args, "ulong")[0]))
my_addr_uaddr = user_ulong(&@cast($args, "ulong")[1])
addrlen = __int32(user_ulong(&@cast($args, "ulong")[2]))
}
probe __syscall.compat_socketcall.bind =
kernel.function("compat_sys_socketcall").call ?
{
if ($call != %{ SYS_BIND %}) next;
sockfd = user_int(&@cast($args, "unsigned int")[0])
my_addr_uaddr = user_uint32(&@cast($args, "unsigned int")[1])
addrlen = user_int(&@cast($args, "unsigned int")[2])
}
probe syscall.bind.return = __syscall.bind.return ?,
__syscall.socketcall.bind.return ?
{
name = "bind"
retstr = return_str(1, $return)
}
probe __syscall.bind.return = kernel.function("sys_bind").return ?
{
@__syscall_gate(%{ __NR_bind %})
}
probe __syscall.socketcall.bind.return =
kernel.function("sys_socketcall").return ?,
kernel.function("compat_sys_socketcall").return ?
{
if ($call != %{ SYS_BIND %}) next;
}
# bpf ________________________________________________________
# SYSCALL_DEFINE3(bpf, int, cmd, union bpf_attr __user *, uattr,
# unsigned int, size)
probe syscall.bpf = kernel.function("sys_bpf") ?
{
name = "bpf"
cmd = __int32($cmd)
cmd_str = _bpf_cmd_str(cmd)
attr_uaddr = $uattr
size = __uint32($size)
argstr = sprintf("%s, %p, %u", cmd_str, attr_uaddr, size)
}
probe syscall.bpf.return = kernel.function("sys_bpf").return ?
{
name = "bpf"
retstr = return_str(1, $return)
}
# brk ________________________________________________________
# unsigned long sys_brk(unsigned long brk)
probe syscall.brk = kernel.function("ia64_brk").call ?,
kernel.function("sys_brk").call
{
name = "brk"
brk = __ulong($brk)
argstr = sprintf("%p", brk)
}
probe syscall.brk.return = kernel.function("ia64_brk").return ?,
kernel.function("sys_brk").return
{
name = "brk"
retstr = return_str(1, $return)
}
# capget _____________________________________________________
/*
* NOTE
* this is probably not a good function
* to probe. The structures are always
* changing. It also seems like it is
* not really used. Cscope produced no
* reference of this function in the
* kernel (returned no callers). Perhaps
* cap_get_proc / cap_set_proc are better
* functions to export.
*/
# long sys_capget(cap_user_header_t header, cap_user_data_t dataptr)
probe syscall.capget = kernel.function("sys_capget").call
{
name = "capget"
header_uaddr = $header
data_uaddr = $dataptr
argstr = sprintf("%p, %p", $header, $dataptr)
}
probe syscall.capget.return = kernel.function("sys_capget").return
{
name = "capget"
retstr = return_str(1, $return)
}
# capset _____________________________________________________
/*
* NOTE
* this is probably not a good function
* to probe. The structures are always
* changing. It also seems like it is
* not really used. Cscope produced no
* reference of this function in the
* kernel (returned no callers). Perhaps
* cap_get_proc / cap_set_proc are better
* functions to export.
*/
# long sys_capset(cap_user_header_t header, const cap_user_data_t data)
probe syscall.capset = kernel.function("sys_capset").call
{
name = "capset"
header_uaddr = $header
data_uaddr = $data
argstr = sprintf("%p, %p", $header, $data)
}
probe syscall.capset.return = kernel.function("sys_capset").return
{
name = "capset"
retstr = return_str(1, $return)
}
# chdir ______________________________________________________
# long sys_chdir(const char __user * filename)
probe syscall.chdir = kernel.function("sys_chdir").call
{
name = "chdir"
path = user_string_quoted($filename)
argstr = user_string_quoted($filename)
}
probe syscall.chdir.return = kernel.function("sys_chdir").return
{
name = "chdir"
retstr = return_str(1, $return)
}
# chmod ______________________________________________________
# long sys_chmod(const char __user * filename, mode_t mode)
probe syscall.chmod = kernel.function("sys_chmod").call
{
name = "chmod"
path = user_string_quoted($filename)
%( arch == "i386" %?
# Why @cast() here? Even though the user passes an unsigned
# int (32-bits), some kernels (2.6.32-431.el6.i686) get an
# unsigned short (16-bits).
mode = @cast(&$mode, "unsigned int")
%:
mode = __uint32($mode)
%)
argstr = sprintf("%s, %#o", user_string_quoted($filename), mode)
}
probe syscall.chmod.return = kernel.function("sys_chmod").return
{
name = "chmod"
retstr = return_str(1, $return)
}
# chown ______________________________________________________
# long sys_chown(const char __user * filename, uid_t user, gid_t group)
probe syscall.chown = kernel.function("sys_chown").call
{
// Avoid chown16() calling chown().
%( arch == "x86_64" %?
@__syscall_compat_gate(%{ __NR_chown %}, %{ __NR_ia32_chown32 %})
%)
%( arch == "i386" %?
@__syscall_gate(%{ __NR_chown32 %})
%)
name = "chown"
path = user_string_quoted($filename)
owner = __int32($user)
group = __int32($group)
argstr = sprintf("%s, %d, %d", user_string_quoted($filename), owner, group)
}
probe syscall.chown.return = kernel.function("sys_chown").return
{
%( arch == "x86_64" %?
@__syscall_compat_gate(%{ __NR_chown %}, %{ __NR_ia32_chown32 %})
%)
%( arch == "i386" %?
@__syscall_gate(%{ __NR_chown32 %})
%)
name = "chown"
retstr = return_str(1, $return)
}
# chown16 ___________________________________________________
# long sys_chown16(const char __user * filename, old_uid_t user,
# old_gid_t group)
#
probe syscall.chown16 = kernel.function("sys_chown16").call ?
{
name = "chown16"
path = user_string_quoted($filename)
owner = __short($user)
group = __short($group)
argstr = sprintf("%s, %d, %d", user_string_quoted($filename), owner, group)
}
probe syscall.chown16.return = kernel.function("sys_chown16").return ?
{
name = "chown16"
retstr = return_str(1, $return)
}
# chroot _____________________________________________________
# long sys_chroot(const char __user * filename)
probe syscall.chroot = kernel.function("sys_chroot").call
{
name = "chroot"
path = user_string_quoted($filename)
argstr = user_string_quoted($filename)
}
probe syscall.chroot.return = kernel.function("sys_chroot").return
{
name = "chroot"
retstr = return_str(1, $return)
}
# clock_adjtime ______________________________________________
# SYSCALL_DEFINE2(clock_adjtime, const clockid_t, which_clock,
# struct timex __user *, utx)
# long compat_sys_clock_adjtime(clockid_t which_clock,
# struct compat_timex __user *utp)
#
probe syscall.clock_adjtime = __syscall.clock_adjtime ?,
__syscall.compat_clock_adjtime ?
{
name = "clock_adjtime"
}
probe __syscall.clock_adjtime = kernel.function("sys_clock_adjtime").call
{
@__syscall_gate_compat_simple
clk_id = __int32($which_clock)
clk_id_str = _get_wc_str(clk_id)
tx_uaddr = @choose_defined($utx, $ktx)
argstr = sprintf("%s, %s", clk_id_str, _struct_timex_u(tx_uaddr))
}
probe __syscall.compat_clock_adjtime =
kernel.function("compat_sys_clock_adjtime").call ?
{
clk_id = __int32($which_clock)
clk_id_str = _get_wc_str(clk_id)
tx_uaddr = $utp
argstr = sprintf("%s, %s", clk_id_str,
_struct_compat_timex_u(tx_uaddr))
}
probe syscall.clock_adjtime.return = __syscall.clock_adjtime.return ?,
kernel.function("compat_sys_clock_adjtime").return ?
{
name = "clock_adjtime"
retstr = return_str(1, $return)
}
probe __syscall.clock_adjtime.return =
kernel.function("sys_clock_adjtime").return
{
@__syscall_gate_compat_simple
}
# clock_getres _______________________________________________
# long sys_clock_getres(clockid_t which_clock, struct timespec __user *tp)
# long compat_clock_getres(clockid_t which_clock, struct compat_timespec __user *tp)
#
probe syscall.clock_getres = kernel.function("compat_clock_getres").call ?,
kernel.function("compat_sys_clock_getres").call ?,
__syscall.clock_getres ?
{
name = "clock_getres"
clk_id = __int32($which_clock)
clk_id_str = _get_wc_str(__int32($which_clock))
res_uaddr = $tp
argstr = sprintf("%s, %p", _get_wc_str(__int32($which_clock)), $tp)
}
probe __syscall.clock_getres = kernel.function("sys_clock_getres").call
{
@__syscall_gate(%{ __NR_clock_getres %})
}
probe syscall.clock_getres.return =
kernel.function("compat_clock_getres").return ?,
kernel.function("compat_sys_clock_getres").return ?,
__syscall.clock_getres.return ?
{
name = "clock_getres"
retstr = return_str(1, $return)
}
probe __syscall.clock_getres.return =
kernel.function("sys_clock_getres").return
{
@__syscall_gate(%{ __NR_clock_getres %})
}
# clock_gettime ______________________________________________
# long sys_clock_gettime(clockid_t which_clock, struct timespec __user *tp)
#
probe syscall.clock_gettime = __syscall.clock_gettime,
kernel.function("compat_sys_clock_gettime").call ?
{
name = "clock_gettime"
clk_id = __int32($which_clock)
clk_id_str = _get_wc_str(__int32($which_clock))
tp_uaddr = $tp
argstr = sprintf("%s, %p", _get_wc_str(__int32($which_clock)), $tp)
}
probe __syscall.clock_gettime = kernel.function("sys_clock_gettime").call
{
@__syscall_gate(%{ __NR_clock_gettime %})
}
probe syscall.clock_gettime.return = __syscall.clock_gettime.return,
kernel.function("compat_sys_clock_gettime").return ?
{
name = "clock_gettime"
retstr = return_str(1, $return)
}
probe __syscall.clock_gettime.return =
kernel.function("sys_clock_gettime").return
{
@__syscall_gate(%{ __NR_clock_gettime %})
}
# clock_nanosleep ____________________________________________
# long sys_clock_nanosleep(clockid_t which_clock,
# int flags,
# const struct timespec __user *rqtp,
# struct timespec __user *rmtp)
#
probe syscall.clock_nanosleep = kernel.function("sys_clock_nanosleep").call
{
@__syscall_gate(%{ __NR_clock_nanosleep %})
name = "clock_nanosleep"
clk_id = __int32($which_clock)
clk_id_str = _get_wc_str(__int32($which_clock))
flags = __int32($flags)
%(systemtap_v <= "2.6" %?
flag_str = _stp_clock_nanosleep_flags_str(__int32($flags))
%)
flags_str = _stp_clock_nanosleep_flags_str(__int32($flags))
req_uaddr = $rqtp
rem_uaddr = $rmtp
argstr = sprintf("%s, %s, %s, %p", _get_wc_str(__int32($which_clock)),
flags_str, _struct_timespec_u($rqtp, 1), $rmtp)
}
probe syscall.clock_nanosleep.return =
kernel.function("sys_clock_nanosleep").return
{
@__syscall_gate(%{ __NR_clock_nanosleep %})
name = "clock_nanosleep"
retstr = return_str(1, $return)
}
# compat_clock_nanosleep ________________________________________
#
# long compat_clock_nanosleep(clockid_t which_clock, int flags,
# struct compat_timespec __user *rqtp,
# struct compat_timespec __user *rmtp)
#
probe syscall.compat_clock_nanosleep =
kernel.function("compat_clock_nanosleep").call ?,
kernel.function("compat_sys_clock_nanosleep").call ?
{
name = "clock_nanosleep"
clk_id = __int32($which_clock)
clk_id_str = _get_wc_str(__int32($which_clock))
flags = __int32($flags)
%(systemtap_v <= "2.6" %?
flag_str = _stp_clock_nanosleep_flags_str(__int32($flags))
%)
flags_str = _stp_clock_nanosleep_flags_str(__int32($flags))
req_uaddr = $rqtp
rem_uaddr = $rmtp
argstr = sprintf("%s, %s, %s, %p", _get_wc_str($which_clock),
flags_str, _struct_compat_timespec_u($rqtp, 1), $rmtp)
}
probe syscall.compat_clock_nanosleep.return =
kernel.function("compat_clock_nanosleep").return ?,
kernel.function("compat_sys_clock_nanosleep").return ?
{
name = "clock_nanosleep"
retstr = return_str(1, $return)
}
# clock_settime ______________________________________________
# long sys_clock_settime(clockid_t which_clock,
# const struct timespec __user *tp)
#
# long compat_sys_clock_settime(clockid_t which_clock,
# struct compat_timespec __user *tp)
probe syscall.clock_settime = __syscall.clock_settime,
__syscall.compat_clock_settime ?
{
name = "clock_settime"
}
probe __syscall.clock_settime = kernel.function("sys_clock_settime").call
{
@__syscall_gate(%{ __NR_clock_settime %})
clk_id = __int32($which_clock)
clk_id_str = _get_wc_str($which_clock)
tp_uaddr = $tp
argstr = sprintf("%s, %s", clk_id_str, _struct_timespec_u($tp, 1))
}
probe __syscall.compat_clock_settime =
kernel.function("compat_sys_clock_settime").call ?
{
clk_id = __int32($which_clock)
clk_id_str = _get_wc_str(__int32($which_clock))
tp_uaddr = $tp
argstr = sprintf("%s, %s", clk_id_str,
_struct_compat_timespec_u($tp, 1))
}
probe syscall.clock_settime.return = __syscall.clock_settime.return,
__syscall.compat_clock_settime.return ?
{
name = "clock_settime"
}
probe __syscall.clock_settime.return =
kernel.function("sys_clock_settime").return
{
@__syscall_gate(%{ __NR_clock_settime %})
retstr = return_str(1, $return)
}
probe __syscall.compat_clock_settime.return =
kernel.function("compat_sys_clock_settime").return ?
{
retstr = return_str(1, $return)
}
# clone ______________________________________________________
#
# The sys_clone() call was in arch-specific code (sometimes assembly
# code), especially in older kernels. Its args varied dramatically,
# from full args to getting nothing but registers. To get around this,
# we'll just probe do_fork(). The fork()/vfork()/clone() syscalls are
# just wrappers around do_fork(). We'll reject all probe hits that
# aren't really clone syscalls (such as calls to sys_fork(),
# sys_vfork(), and the kernel's internal use of do_fork()). Kernel
# commit 3033f14ab78c32 renamed 'do_fork' to '_do_fork'.
#
# For ia64, this is complicated by the fact that it has a clone2
# syscall.
#
probe syscall.clone = kernel.function("_do_fork").call !,
kernel.function("do_fork").call
{
%( arch != "ia64" %?
@__syscall_compat_gate(%{ __NR_clone %}, %{ __NR_compat_clone %})
name = "clone"
%:
@__syscall_gate2(%{ __NR_clone %}, %{ __NR_clone2 %})
// This is a bit gross. We're depending on @__syscall_gate2()
// to set '__nr' for us. If its implementation changes, this will
// need to change.
if (__nr == %{ /* pure */ __NR_clone %})
name = "clone"
else {
name = "clone2"
stack_size = $stack_size
}
%)
clone_flags = $clone_flags
stack_start = $stack_start
parent_tid_uaddr = $parent_tidptr
child_tid_uaddr = $child_tidptr
%( arch != "ia64" %?
argstr = sprintf("%s, %p, %p, %p", __fork_flags($clone_flags),
$stack_start, $parent_tidptr, $child_tidptr)
%:
if (__nr == %{ /* pure */ __NR_clone %})
argstr = sprintf("%s, %p, %p, %p", __fork_flags($clone_flags),
$stack_start, $parent_tidptr, $child_tidptr)
else
argstr = sprintf("%s, %p, %p, %p, %p",
__fork_flags($clone_flags), $stack_start,
$stack_size, $parent_tidptr, $child_tidptr)
%)
}
probe syscall.clone.return = kernel.function("_do_fork").return !,
kernel.function("do_fork").return
{
%( arch != "ia64" %?
@__syscall_compat_gate(%{ __NR_clone %}, %{ __NR_compat_clone %})
name = "clone"
%:
@__syscall_gate2(%{ __NR_clone %}, %{ __NR_clone2 %})
// This is a bit gross. We're depending on @__syscall_gate2()
// to set '__nr' for us. If its implementation changes, this will
// need to change.
if (__nr == %{ /* pure */ __NR_clone %})
name = "clone"
else
name = "clone2"
%)
retstr = return_str(1, $return)
}
# close ______________________________________________________
# long sys_close(unsigned int fd)
probe syscall.close = kernel.function("sys_close").call
{
@__syscall_compat_gate(%{ __NR_close %}, %{ __NR_compat_close %})
name = "close"
fd = __int32($fd)
argstr = sprint(fd)
}
probe syscall.close.return = kernel.function("sys_close").return
{
@__syscall_compat_gate(%{ __NR_close %}, %{ __NR_compat_close %})
name = "close"
retstr = return_str(1, $return)
}
# connect ____________________________________________________
# long sys_connect(int fd, struct sockaddr __user *uservaddr, int addrlen)
probe syscall.connect = __syscall.connect ?, __syscall.socketcall.connect ?,
__syscall.compat_socketcall.connect ?
{
name = "connect"
@_af_inet_info_u(serv_addr_uaddr, addrlen)
argstr = sprintf("%d, %s, %u", sockfd,
_struct_sockaddr_u(serv_addr_uaddr, addrlen), addrlen)
}
probe __syscall.connect = kernel.function("sys_connect").call ?
{
@__syscall_gate(%{ __NR_connect %})
sockfd = __int32($fd)
serv_addr_uaddr = $uservaddr
addrlen = __uint32($addrlen)
}
probe __syscall.socketcall.connect = kernel.function("sys_socketcall").call ?
{
if ($call != %{ SYS_CONNECT %}) next;
sockfd = __int32(user_ulong(&@cast($args, "ulong")[0]))
serv_addr_uaddr = user_ulong(&@cast($args, "ulong")[1])
addrlen = __uint32(user_ulong(&@cast($args, "ulong")[2]))
}
probe __syscall.compat_socketcall.connect =
kernel.function("compat_sys_socketcall").call ?
{
if ($call != %{ SYS_CONNECT %}) next;
sockfd = user_int(&@cast($args, "unsigned int")[0])
serv_addr_uaddr = user_uint32(&@cast($args, "unsigned int")[1])
addrlen = user_uint32(&@cast($args, "unsigned int")[2])
}
probe syscall.connect.return = __syscall.connect.return ?,
__syscall.socketcall.connect.return ?
{
name = "connect"
retstr = return_str(1, $return)
}
probe __syscall.connect.return = kernel.function("sys_connect").return ?
{
@__syscall_gate(%{ __NR_connect %})
}
probe __syscall.socketcall.connect.return =
kernel.function("sys_socketcall").return ?,
kernel.function("compat_sys_socketcall").return ?
{
if ($call != %{ SYS_CONNECT %}) next;
}
# creat
# long sys_creat(const char __user * pathname, int mode)
probe syscall.creat = kernel.function("sys_creat").call ?
{
name = "creat"
mode = __uint32($mode)
pathname = user_string_quoted($pathname)
argstr = sprintf("%s, %#o", user_string_quoted($pathname),
__uint32($mode))
}
probe syscall.creat.return = kernel.function("sys_creat").return ?
{
name = "creat"
retstr = return_str(1, $return)
}
# delete_module ______________________________________________
# long sys_delete_module(const char __user *name_user, unsigned int flags)
probe syscall.delete_module = kernel.function("sys_delete_module").call ?
{
name = "delete_module"
name_user = user_string_quoted($name_user)
flags = __uint32($flags)
flags_str = _module_flags_str(__uint32($flags))
argstr = sprintf("%s, %s", user_string_quoted($name_user),
_module_flags_str(__uint32($flags)))
}
probe syscall.delete_module.return =
kernel.function("sys_delete_module").return ?
{
name = "delete_module"
retstr = return_str(1, $return)
}
# dup ________________________________________________________
# long sys_dup(unsigned int fildes)
probe syscall.dup = kernel.function("sys_dup").call
{
name = "dup"
oldfd = __int32($fildes)
argstr = sprint(__int32($fildes))
}
probe syscall.dup.return = kernel.function("sys_dup").return
{
name = "dup"
retstr = return_str(1, $return)
}
# dup2 _______________________________________________________
# long sys_dup2(unsigned int oldfd, unsigned int newfd)
probe syscall.dup2 = kernel.function("sys_dup2").call
{
name = "dup2"
oldfd = __int32($oldfd)
newfd = __int32($newfd)
# The dup2 syscall doesn't have a 'flags' argument. But, the
# syscall.dup2 and syscall.dup3 probes used to be combined, so
# both probes need a 'flags' variable.
flags = 0
argstr = sprintf("%d, %d", __int32($oldfd), __int32($newfd))
}
probe syscall.dup2.return = kernel.function("sys_dup2").return
{
name = "dup2"
retstr = return_str(1, $return)
}
# dup3 _______________________________________________________
# SYSCALL_DEFINE3(dup3, unsigned int, oldfd, unsigned int, newfd, int, flags)
probe syscall.dup3 = kernel.function("sys_dup3").call ?
{
@__syscall_compat_gate(%{ __NR_dup3 %}, %{ __NR_compat_dup3 %})
name = "dup3";
oldfd = __int32($oldfd)
newfd = __int32($newfd)
flags = __int32($flags)
argstr = sprintf("%d, %d, %s", __int32($oldfd), __int32($newfd),
_dup3_flag_str(flags));
}
probe syscall.dup3.return = kernel.function("sys_dup3").return ?
{
@__syscall_compat_gate(%{ __NR_dup3 %}, %{ __NR_compat_dup3 %})
name = "dup3"
retstr = return_str(1, $return)
}
# epoll_create _______________________________________________
# long sys_epoll_create(int size)
# SYSCALL_DEFINE1(epoll_create1, int, flags)
probe syscall.epoll_create = kernel.function("sys_epoll_create1").call !,
kernel.function("sys_epoll_create").call ?
{
size = @choose_defined($size, 0);
flags = __int32(@choose_defined($flags, 0));
if (flags == 0) {
name = "epoll_create";
argstr = sprint(size);
} else {
name = "epoll_create1";
argstr = _epoll_create1_flag_str(flags);
}
}
probe syscall.epoll_create.return = kernel.function("sys_epoll_create1").return !,
kernel.function("sys_epoll_create").return ?
{
flags = __int32(@choose_defined($flags, 0));
name = (flags == 0) ? "epoll_create" : "epoll_create1";
retstr = return_str(1, $return)
}
# epoll_ctl __________________________________________________
#
# long sys_epoll_ctl(int epfd, int op, int fd, struct epoll_event __user *event)
# long compat_sys_epoll_ctl(int epfd, int op, int fd,
# struct compat_epoll_event __user *event)
#
probe syscall.epoll_ctl = kernel.function("compat_sys_epoll_ctl").call ?,
kernel.function("sys_epoll_ctl").call ?
{
name = "epoll_ctl"
epfd = __int32($epfd)
op = $op
op_str = _opoll_op_str($op)
fd = __int32($fd)
event_uaddr = $event
argstr = sprintf("%d, %s, %d, %p", epfd, _opoll_op_str($op), fd, $event)
}
probe syscall.epoll_ctl.return = kernel.function("compat_sys_epoll_ctl").return ?,
kernel.function("sys_epoll_ctl").return ?
{
name = "epoll_ctl"
retstr = return_str(1, $return)
}
# epoll_pwait _________________________________________________
#
# long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
# int maxevents, int timeout, const sigset_t __user *sigmask,
# size_t sigsetsize)
# long compat_sys_epoll_pwait(int epfd,
# struct compat_epoll_event __user *events,
# int maxevents, int timeout,
# const compat_sigset_t __user *sigmask,
# compat_size_t sigsetsize)
#
probe syscall.epoll_pwait = kernel.function("compat_sys_epoll_pwait").call ?,
kernel.function("sys_epoll_pwait").call ?
{
name = "epoll_pwait"
epfd = __int32($epfd)
events_uaddr = @__pointer($events)
maxevents = __int32($maxevents)
timeout = __int32($timeout)
sigmask_uaddr = @__pointer($sigmask)
sigsetsize = $sigsetsize
argstr = sprintf("%d, %p, %d, %d, %p, %d",
__int32($epfd), events_uaddr, __int32($maxevents),
__int32($timeout), sigmask_uaddr, $sigsetsize)
}
probe syscall.epoll_pwait.return = kernel.function("compat_sys_epoll_pwait").return ?,
kernel.function("sys_epoll_pwait").return ?
{
name = "epoll_pwait"
retstr = return_str(1, $return)
}
# epoll_wait _________________________________________________
#
# long sys_epoll_wait(int epfd, struct epoll_event __user *events,
# int maxevents, int timeout)
# long compat_sys_epoll_wait(int epfd,
# struct compat_epoll_event __user *events,
# int maxevents, int timeout)
#
probe syscall.epoll_wait = kernel.function("compat_sys_epoll_wait").call ?,
kernel.function("sys_epoll_wait").call ?
{
@__syscall_compat_gate(%{ __NR_epoll_wait %},
%{ __NR_compat_epoll_wait %})
name = "epoll_wait"
epfd = __int32($epfd)
events_uaddr = $events
maxevents = __int32($maxevents)
timeout = __int32($timeout)
argstr = sprintf("%d, %p, %d, %d", epfd, $events, maxevents, timeout)
}
probe syscall.epoll_wait.return = kernel.function("compat_sys_epoll_wait").return ?,
kernel.function("sys_epoll_wait").return ?
{
@__syscall_compat_gate(%{ __NR_epoll_wait %},
%{ __NR_compat_epoll_wait %})
name = "epoll_wait"
retstr = return_str(1, $return)
}
# eventfd _____________________________________________________
# long sys_eventfd(unsigned int count)
# SYSCALL_DEFINE2(eventfd2, unsigned int, count, int, flags)
probe syscall.eventfd = __syscall.eventfd2 ?, __syscall.eventfd ?
{
}
probe __syscall.eventfd2 = kernel.function("sys_eventfd2").call
{
@__syscall_compat_gate(%{ __NR_eventfd2 %}, %{ __NR_compat_eventfd2 %})
name = "eventfd2"
count = __uint32($count)
flags = __int32($flags)
flags_str = _eventfd2_flag_str(flags)
argstr = sprintf("%u, %s", count, _eventfd2_flag_str(flags))
}
probe __syscall.eventfd = kernel.function("sys_eventfd").call
{
name = "eventfd"
count = __uint32($count)
flags = 0
flags_str = "0x0"
argstr = sprint(count)
}
probe syscall.eventfd.return = __syscall.eventfd2.return ?,
__syscall.eventfd.return ?
{
retstr = return_str(1, $return)
}
probe __syscall.eventfd2.return = kernel.function("sys_eventfd2").return
{
@__syscall_compat_gate(%{ __NR_eventfd2 %}, %{ __NR_compat_eventfd2 %})
name = "eventfd2"
}
probe __syscall.eventfd.return = kernel.function("sys_eventfd").return
{
name = "eventfd"
}
# execve _____________________________________________________
# NB: kprocess.exec[_complete] is aliased to syscall.execve[.return]
%( kernel_v >= "3.7" %?
# In kernels >= 3.7, sys_execve() has been moved to generic code, so we
# can use it with confidence. For kernels < 3.7, execve support is in
# arch-specific tapset code.
#
# SYSCALL_DEFINE3(execve,
# const char __user *, filename,
# const char __user *const __user *, argv,
# const char __user *const __user *, envp)
probe syscall.execve = kernel.function("sys_execve").call
{
name = "execve"
filename = user_string_quoted(@choose_defined($filename, $name))
# kernel 3.0 changed the pointer's name to __argv
__argv = @choose_defined($__argv, $argv)
args = __get_argv(__argv, 0)
__envp = @choose_defined($__envp, $envp)
env_str = __count_envp(__envp)
argstr = sprintf("%s, %s, %s", filename, args, env_str)
}
probe syscall.execve.return = kernel.function("sys_execve").return
{
name = "execve"
retstr = return_str(1, $return)
}
# In kernels >= 3.7, compat_sys_execve() has been moved to generic
# code, so we can use it with confidence. For kernels < 3.7,
# compat_execve support is in arch-specific tapset code.
#
# asmlinkage long compat_sys_execve(const char __user * filename,
# const compat_uptr_t __user * argv,
# const compat_uptr_t __user * envp)
probe syscall.compat_execve = kernel.function("compat_sys_execve").call ?
{
name = "execve"
filename = user_string_quoted($filename)
# kernel 3.0 changed the pointer's name to __argv
__argv = @choose_defined($__argv, $argv)
args = __get_compat_argv(__argv, 0)
__envp = @choose_defined($__envp, $envp)
env_str = __count_compat_envp(__envp)
argstr = sprintf("%s, %s, %s", filename, __get_compat_argv(__argv, 0),
__count_compat_envp(__envp))
}
probe syscall.compat_execve.return =
kernel.function("compat_sys_execve").return ?
{
name = "execve"
retstr = return_str(1, $return)
}
%)
# execveat ______________________________________________
# SYSCALL_DEFINE5(execveat,
# int, fd, const char __user *, filename,
# const char __user *const __user *, argv,
# const char __user *const __user *, envp,
# int, flags)
#
probe syscall.execveat = kernel.function("sys_execveat").call ?
{
name = "execveat"
dirfd = __int32($fd)
dirfd_str = _dfd_str(__int32($fd))
%(systemtap_v <= "2.8" %?
# All other "at" syscalls (faccessat, fchmodat, fchownat,
# etc.) name their file descriptor argument 'dirfd', so let's
# do the same.
fd = dirfd
fd_str = dirfd_str
%)
filename = user_string_quoted(@__pointer($filename))
flags = __int32($flags)
flags_str = _at_flag_str(__int32($flags))
__argv = @choose_defined($__argv, $argv)
args = __get_argv(__argv, 0)
__envp = @choose_defined($__envp, $envp)
env_str = __count_envp(__envp)
argstr = sprintf("%s, %s, %s, %s, %s", dirfd_str, filename,
__get_argv(__argv, 0), __count_envp(__envp),
flags_str)
}
probe syscall.execveat.return = kernel.function("sys_execveat").return ?
{
name = "execveat"
retstr = return_str(1, $return)
}
probe syscall.compat_execveat = kernel.function("compat_sys_execveat").call ?
{
name = "execveat"
dirfd = __int32($fd)
dirfd_str = _dfd_str(__int32($fd))
%(systemtap_v <= "2.8" %?
# All other "at" syscalls (faccessat, fchmodat, fchownat,
# etc.) name their file descriptor argument 'dirfd', so let's
# do the same.
fd = dirfd
fd_str = dirfd_str
%)
filename = user_string_quoted(@__pointer($filename))
flags = int_arg($flags)
flags_str = _at_flag_str(__int32($flags))
__argv = @choose_defined($__argv, $argv)
args = __get_compat_argv(__argv, 0)
__envp = @choose_defined($__envp, $envp)
env_str = __count_compat_envp(__envp)
argstr = sprintf("%s, %s, %s, %s, %s", dirfd_str, filename,
__get_compat_argv(__argv, 0),
__count_compat_envp(__envp), flags_str)
}
probe syscall.compat_execveat.return =
kernel.function("compat_sys_execveat").return ?
{
name = "execveat"
retstr = return_str(1, $return)
}
# exit _______________________________________________________
# long sys_exit(int error_code)
probe syscall.exit = kernel.function("sys_exit").call
{
name = "exit"
status = __int32($error_code)
argstr = sprint(__int32($error_code))
}
# sys_exit() never returns, and is blacklisted for return probes,
# so no alias here. See bz6588.
# exit_group _________________________________________________
# void sys_exit_group(int error_code)
#
probe syscall.exit_group = kernel.function("sys_exit_group").call
{
name = "exit_group"
status = __int32($error_code)
argstr = sprint(__int32($error_code))
}
# sys_exit_group() never returns, and is blacklisted for return probes,
# so no alias here. See bz6588.
# faccessat __________________________________________________
# new function with 2.6.16
# long sys_faccessat(int dfd, const char __user *filename, int mode)
probe syscall.faccessat = kernel.function("sys_faccessat").call ?
{
@__syscall_compat_gate(%{ __NR_faccessat %},
%{ __NR_compat_faccessat %})
name = "faccessat"
dirfd = __int32($dfd)
dirfd_str = _dfd_str(__int32($dfd))
pathname = user_string_quoted($filename)
mode = __int32($mode)
mode_str = _access_mode_str(__int32($mode))
argstr = sprintf("%s, %s, %s", dirfd_str, user_string_quoted($filename),
mode_str)
}
probe syscall.faccessat.return = kernel.function("sys_faccessat").return ?
{
@__syscall_compat_gate(%{ __NR_faccessat %},
%{ __NR_compat_faccessat %})
name = "faccessat"
retstr = return_str(1, $return)
}
# fadvise64 __________________________________________________
# long sys_fadvise64(int fd, loff_t offset, size_t len, int advice)
#
probe syscall.fadvise64 = kernel.function("sys_fadvise64").call ?
{
name = "fadvise64"
@__syscall_gate_compat_simple
fd = __int32(@choose_defined($fd, 0))
offset = @choose_defined($offset, 0)
len = __long(@choose_defined($len, 0))
advice = __int32(@choose_defined($advice, 0))
argstr = sprintf("%d, %d, %d, %s", fd, offset, len,
_fadvice_advice_str(advice))
}
probe syscall.fadvise64.return = kernel.function("sys_fadvise64").return ?
{
@__syscall_gate_compat_simple
name = "fadvise64"
retstr = return_str(1, $return)
}
# fadvise64_64 _______________________________________________
# long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice)
#
probe syscall.fadvise64_64 = kernel.function("sys_fadvise64_64").call ?
{
@__syscall_gate_compat_simple
%( arch != "s390" && arch != "ia64" && arch != "arm" && arch != "arm64" %?
# s390x/ia64/arm/arm64 has sys_fadvise64_64() mapped to
# __NR_fadvise64 (instead of __NR_fadvise64_64)
@__syscall_gate(%{ __NR_fadvise64_64 %})
%)
name = "fadvise64"
fd = __int32(@choose_defined($fd, 0))
offset = @choose_defined($offset, 0)
len = @choose_defined($len, 0)
advice = __int32(@choose_defined($advice, 0))
argstr = sprintf("%d, %d, %d, %s", fd, offset, len,
_fadvice_advice_str(advice))
}
probe syscall.fadvise64_64.return =
kernel.function("sys_fadvise64_64").return ?
{
@__syscall_gate_compat_simple
%( arch != "s390" && arch != "ia64" && arch != "arm" && arch != "arm64" %?
@__syscall_gate(%{ __NR_fadvise64_64 %})
%)
name = "fadvise64"
# sys_fadvise64_64 appears to miss dwarf on kernels such as 4.3.0-0.rc3.git4.1.fc24.x86_64
# and symbol-table-based .return probes don't resolve $return
if (@defined($return)) { retstr = return_str(1, $return) } else { retstr = returnstr(1) }
}
# fallocate ____________________________________________________
#
# SYSCALL_DEFINE4(fallocate, int, fd, int, mode, loff_t, offset, loff_t, len)
probe syscall.fallocate = kernel.function("sys_fallocate").call ?
{
@__syscall_gate_compat_simple
name = "fallocate"
fd = __int32($fd)
mode = __uint32($mode)
mode_str = _stp_fallocate_mode_str(mode)
offset = $offset
len = $len
argstr = sprintf("%d, %s, %#x, %u", fd, _stp_fallocate_mode_str(mode),
offset, len)
}
probe syscall.fallocate.return = kernel.function("sys_fallocate").return ?
{
@__syscall_gate_compat_simple
name = "fallocate"
retstr = return_str(1, $return)
}
# fanotify_init ______________________________________________
# fanotify_init() was enabled in kernel version 2.6.37.
# SYSCALL_DEFINE2(fanotify_init, unsigned int, flags,
# unsigned int, event_f_flags)
probe syscall.fanotify_init = kernel.function("sys_fanotify_init").call ?
{
name = "fanotify_init"
flags = __uint32($flags)
flags_str = _fanotify_init_flags_str(flags)
event_f_flags = __uint32($event_f_flags)
event_f_flags_str = _sys_open_flag_str(event_f_flags)
argstr = sprintf("%s, %s", _fanotify_init_flags_str(flags),
_sys_open_flag_str(event_f_flags))
}
probe syscall.fanotify_init.return =
kernel.function("sys_fanotify_init").return ?
{
name = "fanotify_init"
retstr = return_str(1, $return)
}
# fanotify_mark ______________________________________________
# fanotify_mark() was enabled in kernel version 2.6.37.
#
# SYSCALL_DEFINE5(fanotify_mark, int, fanotify_fd, unsigned int, flags,
# __u64, mask, int, dfd,
# const char __user *, pathname)
# COMPAT_SYSCALL_DEFINE6(fanotify_mark,
# int, fanotify_fd, unsigned int, flags,
# __u32, mask0, __u32, mask1, int, dfd,
# const char __user *, pathname)
probe syscall.fanotify_mark = __syscall.fanotify_mark ?,
__syscall.compat_fanotify_mark ?
{
name = "fanotify_mark"
flags_str = _fanotify_mark_flags_str(flags)
mask_str = _fanotify_mark_mask_str(mask)
dirfd_str = _dfd_str(dirfd)
argstr = sprintf("%d, %s, %s, %s, %s", fanotify_fd,
_fanotify_mark_flags_str(flags),
_fanotify_mark_mask_str(mask),
_dfd_str(dirfd), pathname)
}
probe __syscall.fanotify_mark = kernel.function("sys_fanotify_mark").call ?
{
fanotify_fd = __int32($fanotify_fd)
flags = __uint32($flags)
mask = $mask
dirfd = __int32($dfd)
pathname = user_string_quoted(@__pointer($pathname))
}
probe __syscall.compat_fanotify_mark =
kernel.function("compat_sys_fanotify_mark").call ?
{
fanotify_fd = __int32($fanotify_fd)
flags = __uint32($flags)
if (@__BIG_ENDIAN)
mask = ((__ulong($mask0) << 32) | __ulong($mask1))
else
mask = ((__ulong($mask1) << 32) | __ulong($mask0))
dirfd = __int32($dfd)
pathname = user_string_quoted(@__pointer($pathname))
}
probe syscall.fanotify_mark.return =
kernel.function("sys_fanotify_mark").return ?,
kernel.function("compat_sys_fanotify_mark").return ?
{
name = "fanotify_mark"
retstr = return_str(1, $return)
}
# fchdir _____________________________________________________
# long sys_fchdir(unsigned int fd)
probe syscall.fchdir = kernel.function("sys_fchdir").call
{
name = "fchdir"
fd = __int32($fd)
argstr = sprint(__int32($fd))
}
probe syscall.fchdir.return = kernel.function("sys_fchdir").return
{
name = "fchdir"
retstr = return_str(1, $return)
}
# fchmod _____________________________________________________
# long sys_fchmod(unsigned int fd, mode_t mode)
probe syscall.fchmod = kernel.function("sys_fchmod").call
{
name = "fchmod"
fildes = __int32($fd)
%( arch == "i386" %?
# Why @cast() here? Even though the user passes an unsigned
# int (32-bits), some kernels (2.6.32-431.el6.i686) get an
# unsigned short (16-bits).
mode = @cast(&$mode, "unsigned int")
%:
mode = __uint32($mode)
%)
argstr = sprintf("%d, %#o", __int32($fd), mode)
}
probe syscall.fchmod.return = kernel.function("sys_fchmod").return
{
name = "fchmod"
retstr = return_str(1, $return)
}
# fchmodat ___________________________________________________
# new function with 2.6.16
# long sys_fchmodat(int dfd, const char __user *filename,
# mode_t mode)
probe syscall.fchmodat = kernel.function("sys_fchmodat").call ?
{
@__syscall_compat_gate(%{ __NR_fchmodat %},
%{ __NR_compat_fchmodat %})
name = "fchmodat"
dirfd = __int32($dfd)
dirfd_str = _dfd_str(__int32($dfd))
pathname = user_string_quoted($filename)
%( arch == "i386" %?
# Why @cast() here? Even though the user passes an unsigned
# int (32-bits), some kernels (2.6.32-431.el6.i686) get an
# unsigned short (16-bits).
mode = @cast(&$mode, "unsigned int")
%:
mode = __uint32($mode)
%)
argstr = sprintf("%s, %s, %#o", dirfd_str,
user_string_quoted($filename), mode)
}
probe syscall.fchmodat.return = kernel.function("sys_fchmodat").return ?
{
@__syscall_compat_gate(%{ __NR_fchmodat %},
%{ __NR_compat_fchmodat %})
name = "fchmodat"
retstr = return_str(1, $return)
}
# fchown _____________________________________________________
# long sys_fchown(unsigned int fd, uid_t user, gid_t group)
probe syscall.fchown = kernel.function("sys_fchown").call
{
// Avoid fchown16() calling fchown().
%( arch == "x86_64" %?
@__syscall_compat_gate(%{ __NR_fchown %}, %{ __NR_ia32_fchown32 %})
%)
%( arch == "i386" %?
@__syscall_gate(%{ __NR_fchown32 %})
%)
name = "fchown"
fd = __int32($fd)
owner = __int32($user)
group = __int32($group)
argstr = sprintf("%d, %d, %d", fd, owner, group)
}
probe syscall.fchown.return = kernel.function("sys_fchown").return
{
%( arch == "x86_64" %?
@__syscall_compat_gate(%{ __NR_fchown %}, %{ __NR_ia32_fchown32 %})
%)
%( arch == "i386" %?
@__syscall_gate(%{ __NR_fchown32 %})
%)
name = "fchown"
retstr = return_str(1, $return)
}
# fchown16 ___________________________________________________
# long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group)
probe syscall.fchown16 = kernel.function("sys_fchown16").call ?
{
name = "fchown16"
fd = $fd
owner = __short($user)
group = __short($group)
argstr = sprintf("%d, %d, %d", $fd, owner, group)
}
probe syscall.fchown16.return = kernel.function("sys_fchown16").return ?
{
name = "fchown16"
retstr = return_str(1, $return)
}
# fchownat ___________________________________________________
# new function with 2.6.16
# long sys_fchownat(int dfd, const char __user *filename,
# uid_t user, gid_t group, int flag)
probe syscall.fchownat = kernel.function("sys_fchownat").call ?
{
@__syscall_compat_gate(%{ __NR_fchownat %},
%{ __NR_compat_fchownat %})
name = "fchownat"
dirfd = __int32($dfd)
dirfd_str = _dfd_str(__int32($dfd))
pathname = user_string_quoted($filename)
owner = __int32($user)
group = __int32($group)
flags = __int32($flag)
flags_str = _at_flag_str(__int32($flag))
argstr = sprintf("%s, %s, %d, %d, %s", dirfd_str,
user_string_quoted($filename), owner, group,
flags_str)
}
probe syscall.fchownat.return = kernel.function("sys_fchownat").return ?
{
@__syscall_compat_gate(%{ __NR_fchownat %},
%{ __NR_compat_fchownat %})
name = "fchownat"
retstr = return_str(1, $return)
}
# fcntl ______________________________________________________
# long sys_fcntl(int fd, unsigned int cmd, unsigned long arg)
# long sys_fcntl64(unsigned int fd, unsigned int cmd, unsigned long arg)
# long compat_sys_fcntl64(unsigned int fd, unsigned int cmd, unsigned long arg)
# long compat_sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg)
#
probe syscall.fcntl = kernel.function("compat_sys_fcntl").call ?,
kernel.function("compat_sys_fcntl64").call ?,
kernel.function("sys_fcntl64").call ?,
kernel.function("sys_fcntl").call ?
{
name = "fcntl"
fd = __int32($fd)
cmd = __int32($cmd)
cmd_str = _fcntl_cmd_str(cmd)
arg = $arg
argstr = sprintf("%d, %s, %p", __int32($fd), _fcntl_cmd_str(cmd), $arg)
}
probe syscall.fcntl.return = kernel.function("compat_sys_fcntl").return ?,
kernel.function("compat_sys_fcntl64").return ?,
kernel.function("sys_fcntl64").return ?,
kernel.function("sys_fcntl").return ?
{
name = "fcntl"
retstr = return_str(1, $return)
}
# fdatasync __________________________________________________
# long sys_fdatasync(unsigned int fd)
probe syscall.fdatasync = kernel.function("sys_fdatasync").call
{
name = "fdatasync"
fd = __int32($fd)
argstr = sprint(fd)
}
probe syscall.fdatasync.return = kernel.function("sys_fdatasync").return
{
name = "fdatasync"
retstr = return_str(1, $return)
}
# fgetxattr __________________________________________________
# ssize_t sys_fgetxattr(int fd, char __user *name,
# void __user *value, size_t size)
probe syscall.fgetxattr = kernel.function("sys_fgetxattr").call
{
name = "fgetxattr"
filedes = __int32($fd)
# 'name2' should have been 'name_str'. Deprecate the old name.
%(systemtap_v <= "1.4" %?
name2 = user_string_quoted($name)
%)
name_str = user_string_quoted($name)
value_uaddr = $value
size = __ulong($size)
argstr = sprintf("%d, %s, %p, %u", filedes, user_string_quoted($name),
value_uaddr, size)
}
probe syscall.fgetxattr.return = kernel.function("sys_fgetxattr").return
{
name = "fgetxattr"
retstr = return_str(1, $return)
}
# finit_module ________________________________________________
# SYSCALL_DEFINE3(finit_module, int, fd, const char __user *, uargs,
# int, flags)
#
probe syscall.finit_module = kernel.function("sys_finit_module").call ?
{
name = "finit_module"
fd = __int32($fd)
uargs = user_string_quoted($uargs)
flags = __int32($flags)
flags_str = _finit_module_flags_str(__int32($flags))
argstr = sprintf("%d, %s, %s", __int32($fd),
user_string_quoted($uargs),
_finit_module_flags_str(__int32($flags)))
}
probe syscall.finit_module.return = kernel.function("sys_finit_module").return ?
{
name = "finit_module"
retstr = return_str(1, $return)
}
# flistxattr _________________________________________________
# ssize_t sys_flistxattr(int fd, char __user *list, size_t size)
probe syscall.flistxattr = kernel.function("sys_flistxattr").call
{
name = "flistxattr"
filedes = __int32($fd)
list_uaddr = $list
size = __ulong($size)
argstr = sprintf("%d, %p, %u", filedes, list_uaddr, size)
}
probe syscall.flistxattr.return = kernel.function("sys_flistxattr").return
{
name = "flistxattr"
retstr = return_str(1, $return)
}
# flock ______________________________________________________
# long sys_flock(unsigned int fd, unsigned int cmd)
probe syscall.flock = kernel.function("sys_flock").call
{
name = "flock"
fd = __int32($fd)
operation = $cmd
argstr = sprintf("%d, %s", fd, _flock_cmd_str(operation))
}
probe syscall.flock.return = kernel.function("sys_flock").return
{
name = "flock"
retstr = return_str(1, $return)
}
# fork _______________________________________________________
#
# SYSCALL_DEFINE0(fork)
#
probe syscall.fork = kernel.function("sys_fork").call ?
{
%(systemtap_v < "2.3" %?
regs = 0
%)
%(systemtap_v < "2.5" %?
clone_flags = 0
stack_start = 0
stack_size = 0
parent_tid_uaddr = 0
child_tid_uaddr = 0
%)
name = "fork"
argstr = ""
}
probe syscall.fork.return = kernel.function("sys_fork").return ?
{
name = "fork"
retstr = return_str(1, $return)
}
# fremovexattr _______________________________________________
# long sys_fremovexattr(int fd, char __user *name)
probe syscall.fremovexattr = kernel.function("sys_fremovexattr").call
{
name = "fremovexattr"
filedes = __int32($fd)
name_uaddr = $name
name_str = user_string_quoted($name)
argstr = sprintf("%d, %s", __int32($fd), user_string_quoted($name))
}
probe syscall.fremovexattr.return = kernel.function("sys_fremovexattr").return
{
name = "fremovexattr"
retstr = return_str(1, $return)
}
# fsetxattr __________________________________________________
/*
* asmlinkage long
* sys_fsetxattr(int fd,
* char __user *name,
* void __user *value,
* size_t size,
* int flags)
*/
probe syscall.fsetxattr = kernel.function("sys_fsetxattr").call
{
name = "fsetxattr"
filedes = __int32($fd)
# 'name2' should have been 'name_str'. Deprecate the old name.
%(systemtap_v <= "1.4" %?
name2 = user_string_quoted($name)
%)
name_uaddr = $name
name_str = user_string_quoted($name)
value_uaddr = $value
size = __ulong($size)
value_str = _stp_xattr_val_str($value, size)
flags = __int32($flags)
flags_str = _stp_xattr_flags_str(__int32($flags))
argstr = sprintf("%d, %s, %s, %u, %s", __int32($fd),
user_string_quoted($name),
_stp_xattr_val_str($value, size), size,
_stp_xattr_flags_str(__int32($flags)))
}
probe syscall.fsetxattr.return = kernel.function("sys_fsetxattr").return
{
name = "fsetxattr"
retstr = return_str(1, $return)
}
# fstat ______________________________________________________
# long sys_fstat(unsigned int fd, struct __old_kernel_stat __user * statbuf)
# long sys_fstat64(unsigned long fd, struct stat64 __user * statbuf)
# long sys32_fstat64(unsigned int fd, struct stat64 __user *statbuf)
# long sys_newfstat(unsigned int fd, struct stat __user * statbuf)
# long sys_oabi_fstat64(char __user * filename,
# struct oldabi_stat64 __user * statbuf)
# long compat_sys_newfstat(unsigned int fd, struct compat_stat __user * statbuf)
#
probe syscall.fstat = kernel.function("sys_fstat").call ?,
kernel.function("sys_fstat64").call ?,
kernel.function("sys32_fstat64").call ?,
kernel.function("sys_newfstat").call ?,
kernel.function("sys_oabi_fstat64").call ?,
kernel.function("compat_sys_newfstat").call ?
{
name = "fstat"
filedes = __int32($fd)
buf_uaddr = $statbuf
argstr = sprintf("%d, %p", __int32($fd), $statbuf)
}
probe syscall.fstat.return = kernel.function("sys_fstat").return ?,
kernel.function("sys_fstat64").return ?,
kernel.function("sys32_fstat64").return ?,
kernel.function("sys_newfstat").return ?,
kernel.function("sys_oabi_fstat64").return ?,
kernel.function("compat_sys_newfstat").return ?
{
name = "fstat"
retstr = return_str(1, $return)
}
# fstatat ____________________________________________________
# sys32_fstatat64(unsigned int dfd, char __user *filename, struct stat64_emu31 __user* statbuf, int flag)
# long sys_newfstatat(int dfd, char __user *filename, struct stat __user *statbuf, int flag)
# long sys_fstatat64(int dfd, char __user *filename, struct stat64 __user *statbuf, int flag)
# long compat_sys_newfstatat(unsigned int dfd, char __user *filename, struct compat_stat __user *statbuf, int flag)
probe syscall.fstatat = kernel.function("sys_fstatat64").call ?,
kernel.function("sys_newfstatat").call ?,
kernel.function("compat_sys_newfstatat").call ?,
kernel.function("sys32_fstatat64").call ?,
kernel.function("sys32_fstatat").call ?
{
name = "fstatat"
dirfd = __int32($dfd)
dirfd_str = _dfd_str(__int32($dfd))
path = user_string_quoted($filename)
buf_uaddr = $statbuf
flags = __int32($flag)
flags_str = _at_flag_str(__int32($flag))
argstr = sprintf("%s, %s, %p, %s", dirfd_str,
user_string_quoted($filename), $statbuf, flags_str)
}
probe syscall.fstatat.return = kernel.function("sys_fstatat64").return ?,
kernel.function("sys_newfstatat").return ?,
kernel.function("compat_sys_newfstatat").return ?,
kernel.function("sys32_fstatat64").return ?,
kernel.function("sys32_fstatat").return ?
{
name = "fstatat"
retstr = return_str(1, $return)
}
# fstatfs ____________________________________________________
# long sys_fstatfs(unsigned int fd, struct statfs __user * buf)
# long compat_sys_fstatfs(unsigned int fd, struct compat_statfs __user *buf)
#
probe syscall.fstatfs = kernel.function("compat_sys_fstatfs").call ?,
kernel.function("sys_fstatfs").call
{
name = "fstatfs"
fd = __int32($fd)
buf_uaddr = $buf
argstr = sprintf("%d, %p", __int32($fd), $buf)
}
probe syscall.fstatfs.return = kernel.function("compat_sys_fstatfs").return ?,
kernel.function("sys_fstatfs").return
{
name = "fstatfs"
retstr = return_str(1, $return)
}
# fstatfs64 __________________________________________________
# long sys_fstatfs64(unsigned int fd, size_t sz, struct statfs64 __user *buf)
# long compat_sys_fstatfs64(unsigned int fd, compat_size_t sz, struct compat_statfs64 __user *buf)
#
probe syscall.fstatfs64 = kernel.function("sys_fstatfs64").call ?,
kernel.function("compat_sys_fstatfs64").call ?
{
name = "fstatfs64"
fd = __int32($fd)
sz = __ulong($sz)
buf_uaddr = $buf
argstr = sprintf("%d, %u, %p", __int32($fd), __ulong($sz), $buf)
}
probe syscall.fstatfs64.return = kernel.function("sys_fstatfs64").return ?,
kernel.function("compat_sys_fstatfs64").return ?
{
name = "fstatfs64"
retstr = return_str(1, $return)
}
# fsync ______________________________________________________
# long sys_fsync(unsigned int fd)
probe syscall.fsync = kernel.function("sys_fsync").call
{
name = "fsync"
fd = __int32($fd)
argstr = sprint(fd)
}
probe syscall.fsync.return = kernel.function("sys_fsync").return
{
name = "fsync"
retstr = return_str(1, $return)
}
# ftruncate __________________________________________________
# long sys_ftruncate(unsigned int fd, unsigned long length)
# COMPAT_SYSCALL_DEFINE2(ftruncate, unsigned int, fd, compat_ulong_t, length)
#
probe syscall.ftruncate = __syscall.ftruncate,
kernel.function("compat_sys_ftruncate").call ?
{
name = "ftruncate"
fd = __int32($fd)
length = @__compat_long($length)
argstr = sprintf("%d, %d", fd, length)
}
probe __syscall.ftruncate = kernel.function("sys_ftruncate").call
{
@__syscall_compat_gate(%{ __NR_ftruncate %},
%{ __NR_compat_ftruncate %})
}
probe syscall.ftruncate.return = __syscall.ftruncate.return,
kernel.function("compat_sys_ftruncate").return ?
{
name = "ftruncate"
retstr = return_str(1, $return)
}
probe __syscall.ftruncate.return = kernel.function("sys_ftruncate").return
{
@__syscall_compat_gate(%{ __NR_ftruncate %},
%{ __NR_compat_ftruncate %})
}
# ftruncate64 ________________________________________________
# long sys_ftruncate64(unsigned int fd, loff_t length)
probe syscall.ftruncate64 = kernel.function("sys_ftruncate64").call ?
{
name = "ftruncate"
fd = __int32($fd)
length = $length
argstr = sprintf("%d, %d", fd, length)
}
probe syscall.ftruncate64.return = kernel.function("sys_ftruncate64").return ?
{
name = "ftruncate"
retstr = return_str(1, $return)
}
# futex ______________________________________________________
# long sys_futex(u32 __user *uaddr,
# int op,
# int val,
# struct timespec __user *utime,
# u32 __user *uaddr2,
# int val3)
# long compat_sys_futex(u32 __user *uaddr, int op, u32 val,
# struct compat_timespec __user *utime, u32 __user *uaddr2,
# u32 val3)
#
probe syscall.futex = kernel.function("sys_futex").call ?
{
name = "futex"
futex_uaddr = $uaddr
op = __int32($op)
val = __int32($val)
utime_uaddr = $utime
uaddr2_uaddr = $uaddr2
val3 = __int32($val3)
@__futex_argstr($uaddr, __int32($op), __int32($val), __ulong($utime),
__ulong($uaddr2), __int32($val3))
}
probe syscall.futex.return = kernel.function("sys_futex").return ?
{
name = "futex"
retstr = return_str(1, $return)
}
probe syscall.compat_futex = kernel.function("compat_sys_futex").call ?
{
name = "futex"
futex_uaddr = @__pointer($uaddr)
op = __int32($op)
val = __int32($val)
utime_uaddr = $utime
uaddr2_uaddr = $uaddr2
val3 = __int32($val3)
@__futex_argstr(futex_uaddr, __int32($op), __int32($val),
__uint32($utime), __uint32($uaddr2), __int32($val3))
}
probe syscall.compat_futex.return =
kernel.function("compat_sys_futex").return ?
{
name = "futex"
retstr = return_str(1, $return)
}
# futimesat _____________________________________________________
#
# long sys_futimesat(int dfd, char __user *filename, struct timeval __user *utimes)
# long compat_sys_futimesat(unsigned int dfd, char __user *filename, struct compat_timeval __user *t)
#
probe syscall.futimesat = kernel.function("sys_futimesat").call ?
{
@__syscall_gate(%{ __NR_futimesat %})
name = "futimesat"
dirfd = __int32($dfd)
dirfd_str = _dfd_str(__int32($dfd))
filename_uaddr = $filename
filename = user_string_quoted($filename)
tvp_uaddr = $utimes
argstr = sprintf("%s, %s, %s", _dfd_str(__int32($dfd)),
user_string_quoted($filename),
_struct_timeval_u($utimes, 2))
}
probe syscall.compat_futimesat = kernel.function("compat_sys_futimesat").call ?
{
@__compat_syscall_gate(%{ __NR_compat_futimesat %})
name = "futimesat"
dirfd = __int32($dfd)
dirfd_str = _dfd_str(__int32($dfd))
filename_uaddr = $filename
filename = user_string_quoted($filename)
tvp_uaddr = $t
argstr = sprintf("%s, %s, %s", _dfd_str(__int32($dfd)),
user_string_quoted($filename),
_struct_compat_timeval_u($t, 2))
}
probe syscall.futimesat.return = kernel.function("sys_futimesat").return ?
{
@__syscall_gate(%{ __NR_futimesat %})
name = "futimesat"
retstr = return_str(1, $return)
}
probe syscall.compat_futimesat.return =
kernel.function("compat_sys_futimesat").return ?
{
@__compat_syscall_gate(%{ __NR_compat_futimesat %})
name = "futimesat"
retstr = return_str(1, $return)
}
# getcpu _____________________________________________________
# getcpu() was added in kernel 2.6.19 for x86_64 and i386.
# Note that the 'tcache' argument is unused since Linux 2.6.24.
#
# SYSCALL_DEFINE3(getcpu, unsigned __user *, cpup, unsigned __user *, nodep,
# struct getcpu_cache __user *, unused)
probe syscall.getcpu = kernel.function("sys_getcpu").call ?
{
name = "getcpu"
cpu_uaddr = $cpup
node_uaddr = $nodep
tcache_uaddr = @choose_defined($unused, $cache)
argstr = sprintf("%p, %p, %p", cpu_uaddr, node_uaddr, tcache_uaddr)
}
probe syscall.getcpu.return = kernel.function("sys_getcpu").return ?
{
name = "getcpu"
retstr = return_str(1, $return)
}
# getcwd _____________________________________________________
# long sys_getcwd(char __user *buf, unsigned long size)
probe syscall.getcwd = kernel.function("sys_getcwd").call
{
name = "getcwd"
buf_uaddr = $buf
size = $size
argstr = sprintf("%p, %d", buf_uaddr, size)
}
probe syscall.getcwd.return = kernel.function("sys_getcwd").return
{
name = "getcwd"
retstr = return_str(1, $return)
}
# getdents ___________________________________________________
# long sys_getdents(unsigned int fd, struct linux_dirent __user * dirent, unsigned int count)
# long compat_sys_getdents(unsigned int fd, struct compat_linux_dirent __user *dirent, unsigned int count)
# long sys_getdents64(unsigned int fd, struct linux_dirent64 __user * dirent, unsigned int count)
# long compat_sys_getdents64(unsigned int fd, struct linux_dirent64 __user * dirent, unsigned int count)
#
probe syscall.getdents = kernel.function("sys_getdents").call ?,
kernel.function("sys_getdents64").call ?,
kernel.function("compat_sys_getdents").call ?,
kernel.function("compat_sys_getdents64").call ?
{
name = "getdents"
fd = __int32($fd)
dirp_uaddr = $dirent
count = __uint32($count)
argstr = sprintf("%d, %p, %u", fd, $dirent, count)
}
probe syscall.getdents.return = kernel.function("sys_getdents").return ?,
kernel.function("sys_getdents64").return ?,
kernel.function("compat_sys_getdents").return ?,
kernel.function("compat_sys_getdents64").return ?
{
name = "getdents"
retstr = return_str(1, $return)
}
# getegid ____________________________________________________
# long sys_getegid(void)
# long sys_getegid16(void)
# long sys32_getegid16(void)
#
probe syscall.getegid = kernel.function("sys_getegid16").call ?,
kernel.function("sys32_getegid16").call ?,
kernel.function("sys_getegid").call
{
name = "getegid"
argstr = ""
}
probe syscall.getegid.return = kernel.function("sys_getegid16").return ?,
kernel.function("sys32_getegid16").return ?,
kernel.function("sys_getegid").return
{
name = "getegid"
retstr = return_str(1, $return)
}
# geteuid ____________________________________________________
# long sys_geteuid(void)
# long sys32_geteuid16(void)
#
probe syscall.geteuid = kernel.function("sys_geteuid16").call ?,
kernel.function("sys32_geteuid16").call ?,
kernel.function("sys_geteuid").call
{
name = "geteuid"
argstr = ""
}
probe syscall.geteuid.return = kernel.function("sys_geteuid16").return ?,
kernel.function("sys32_geteuid16").return ?,
kernel.function("sys_geteuid").return
{
name = "geteuid"
retstr = return_str(1, $return)
}
# getgid _____________________________________________________
# long sys_getgid(void)
# long sys32_getgid16(void)
#
probe syscall.getgid = kernel.function("sys_getgid16").call ?,
kernel.function("sys32_getgid16").call ?,
kernel.function("sys_getgid").call
{
name = "getgid"
argstr = ""
}
probe syscall.getgid.return = kernel.function("sys_getgid16").return ?,
kernel.function("sys32_getgid16").return ?,
kernel.function("sys_getgid").return
{
name = "getgid"
retstr = return_str(1, $return)
}
# getgroups __________________________________________________
# long sys_getgroups(int gidsetsize, gid_t __user *grouplist)
# long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist)
# long sys32_getgroups16(int gidsetsize, u16 __user *grouplist)
#
probe syscall.getgroups = kernel.function("sys_getgroups16").call ?,
kernel.function("sys32_getgroups16").call ?,
kernel.function("sys_getgroups").call ?
{
name = "getgroups"
size = __int32($gidsetsize)
list_uaddr = $grouplist
argstr = sprintf("%d, %p", __int32($gidsetsize), $grouplist)
}
probe syscall.getgroups.return = kernel.function("sys_getgroups16").return ?,
kernel.function("sys32_getgroups16").return ?,
kernel.function("sys_getgroups").return ?
{
name = "getgroups"
retstr = return_str(1, $return)
}
# gethostname ________________________________________________
# long sys_gethostname(char __user *name, int len)
probe syscall.gethostname = kernel.function("sys_gethostname").call ?
{
name = "gethostname"
name_uaddr = $name
len = __int32($len)
argstr = sprintf ("%p, %d", name_uaddr, len)
}
probe syscall.gethostname.return = kernel.function("sys_gethostname").return ?
{
name = "gethostname"
retstr = return_str(1, $return)
}
# getitimer __________________________________________________
# sys_getitimer(int which, struct itimerval __user *value)
#
probe syscall.getitimer = kernel.function("sys_getitimer").call
{
name = "getitimer"
which = __int32($which)
value_uaddr = $value
argstr = sprintf("%s, %p", _itimer_which_str(which), $value)
}
probe syscall.getitimer.return = kernel.function("sys_getitimer").return
{
name = "getitimer"
retstr = return_str(1, $return)
}
# long compat_sys_getitimer(int which, struct compat_itimerval __user *it
probe syscall.compat_getitimer = kernel.function("compat_sys_getitimer").call ?
{
name = "getitimer"
which = __int32($which)
value_uaddr = @__pointer($it)
argstr = sprintf("%s, %p", _itimer_which_str(which), value_uaddr)
}
probe syscall.compat_getitimer.return = kernel.function("compat_sys_getitimer").return ?
{
name = "getitimer"
retstr = return_str(1, $return)
}
# get_mempolicy ______________________________________________
# long sys_get_mempolicy(int __user *policy,
# unsigned long __user *nmask,
# unsigned long maxnode,
# unsigned long addr,
# unsigned long flags)
# long compat_sys_get_mempolicy(int __user *policy,
# compat_ulong_t __user *nmask,
# compat_ulong_t maxnode,
# compat_ulong_t addr, compat_ulong_t flags)
#
probe syscall.get_mempolicy = __syscall.get_mempolicy ?,
kernel.function("compat_sys_get_mempolicy").call ?
{
name = "get_mempolicy"
policy_uaddr = $policy
nmask_uaddr = $nmask
maxnode = $maxnode
addr = $addr
flags = $flags
flags_str = _mempolicy_flags_str($flags)
argstr = sprintf("%p, %p, %u, %p, %s", $policy, $nmask, $maxnode,
$addr, _mempolicy_flags_str($flags))
}
probe __syscall.get_mempolicy = kernel.function("sys_get_mempolicy").call ?
{
@__syscall_gate_compat_simple
}
probe syscall.get_mempolicy.return = __syscall.get_mempolicy.return ?,
kernel.function("compat_sys_get_mempolicy").return ?
{
name = "get_mempolicy"
retstr = return_str(1, $return)
}
probe __syscall.get_mempolicy.return =
kernel.function("sys_get_mempolicy").return ?
{
@__syscall_gate_compat_simple
}
# getpeername ________________________________________________
# long sys_getpeername(int fd, struct sockaddr __user *usockaddr,
# int __user *usockaddr_len)
#
probe syscall.getpeername = __syscall.getpeername ?,
__syscall.socketcall.getpeername ?,
__syscall.compat_socketcall.getpeername ?
{
name = "getpeername"
argstr = sprintf("%d, %p, %p", s, name_uaddr, namelen_uaddr)
}
probe __syscall.getpeername = kernel.function("sys_getpeername").call ?
{
@__syscall_gate(%{ __NR_getpeername %})
s = __int32($fd)
name_uaddr = $usockaddr
namelen_uaddr = $usockaddr_len
}
probe __syscall.socketcall.getpeername = kernel.function("sys_socketcall").call ?
{
if ($call != %{ SYS_GETPEERNAME %}) next;
s = __int32(user_ulong(&@cast($args, "ulong")[0]))
name_uaddr = user_ulong(&@cast($args, "ulong")[1])
namelen_uaddr = user_ulong(&@cast($args, "ulong")[2])
}
probe __syscall.compat_socketcall.getpeername =
kernel.function("compat_sys_socketcall").call ?
{
if ($call != %{ SYS_GETPEERNAME %}) next;
s = user_int(&@cast($args, "unsigned int")[0])
name_uaddr = user_uint32(&@cast($args, "unsigned int")[1])
namelen_uaddr = user_uint32(&@cast($args, "unsigned int")[2])
}
probe syscall.getpeername.return = __syscall.getpeername.return ?,
__syscall.socketcall.getpeername.return ?
{
name = "getpeername"
retstr = return_str(1, $return)
}
probe __syscall.getpeername.return = kernel.function("sys_getpeername").return ?
{
@__syscall_gate(%{ __NR_getpeername %})
}
probe __syscall.socketcall.getpeername.return =
kernel.function("sys_socketcall").return ?,
kernel.function("compat_sys_socketcall").return ?
{
if ($call != %{ SYS_GETPEERNAME %}) next;
}
# getpgid ____________________________________________________
# long sys_getpgid(pid_t pid)
probe syscall.getpgid = kernel.function("sys_getpgid").call
{
@__syscall_compat_gate(%{ __NR_getpgid %}, %{ __NR_compat_getpgid %})
name = "getpgid"
pid = __int32($pid)
argstr = sprintf("%d", __int32($pid))
}
probe syscall.getpgid.return = kernel.function("sys_getpgid").return
{
@__syscall_compat_gate(%{ __NR_getpgid %}, %{ __NR_compat_getpgid %})
name = "getpgid"
retstr = return_str(1, $return)
}
# getpgrp ____________________________________________________
# long sys_getpgrp(void)
probe syscall.getpgrp = kernel.function("sys_getpgrp").call ?
{
name = "getpgrp"
argstr = ""
}
probe syscall.getpgrp.return = kernel.function("sys_getpgrp").return ?
{
name = "getpgrp"
retstr = return_str(1, $return)
}
# getpid _____________________________________________________
# long sys_getpid(void)
probe syscall.getpid = kernel.function("sys_getpid").call
{
name = "getpid"
argstr = ""
}
probe syscall.getpid.return = kernel.function("sys_getpid").return
{
name = "getpid"
retstr = return_str(1, $return)
}
# getppid ____________________________________________________
# long sys_getppid(void)
probe syscall.getppid = kernel.function("sys_getppid").call
{
name = "getppid"
argstr = ""
}
probe syscall.getppid.return = kernel.function("sys_getppid").return
{
name = "getppid"
retstr = return_str(1, $return)
}
# getpriority ________________________________________________
# long sys_getpriority(int which, int who)
probe syscall.getpriority = kernel.function("sys_getpriority").call
{
name = "getpriority"
which = __int32($which)
who = __int32($who)
argstr = sprintf("%s, %d", _priority_which_str(which), who)
}
probe syscall.getpriority.return = kernel.function("sys_getpriority").return
{
name = "getpriority"
retstr = return_str(1, $return)
}
# getrandom __________________________________________________
# long sys_getrandom(char __user *buf, size_t count, unsigned int flags)
probe syscall.getrandom = kernel.function("sys_getrandom").call ?
{
name = "getrandom"
buf = user_string_quoted($buf)
count = __ulong($count)
flags = __uint32($flags)
flags_str = _getrandom_flags_str(__uint32($flags))
argstr = sprintf("%s, %u, %s", user_string_quoted($buf), count,
flags_str)
}
probe syscall.getrandom.return = kernel.function("sys_getrandom").return ?
{
name = "getrandom"
retstr = return_str(1, $return)
}
# getresgid __________________________________________________
# long sys_getresgid(gid_t __user *rgid,
# gid_t __user *egid,
# gid_t __user *sgid)
# long sys_getresgid16(old_uid_t __user *rgid,
# old_uid_t __user *egid,
# old_uid_t __user *sgid)
probe syscall.getresgid = kernel.function("sys_getresgid16").call ?,
kernel.function("sys_getresgid").call
{
name = "getresgid"
rgid_uaddr = @choose_defined($rgidp, $rgid)
egid_uaddr = @choose_defined($egidp, $egid)
sgid_uaddr = @choose_defined($sgidp, $sgid)
argstr = sprintf("%p, %p, %p", @choose_defined($rgidp, $rgid),
@choose_defined($egidp, $egid),
@choose_defined($sgidp, $sgid))
}
probe syscall.getresgid.return = kernel.function("sys_getresgid16").return ?,
kernel.function("sys_getresgid").return
{
name = "getresgid"
retstr = return_str(1, $return)
}
# getresuid __________________________________________________
# long sys_getresuid(uid_t __user *ruid,
# uid_t __user *euid,
# uid_t __user *suid)
probe syscall.getresuid = kernel.function("sys_getresuid16").call ?,
kernel.function("sys_getresuid").call
{
name = "getresuid"
ruid_uaddr = @choose_defined($ruidp, $ruid)
euid_uaddr = @choose_defined($euidp, $euid)
suid_uaddr = @choose_defined($suidp, $suid)
argstr = sprintf("%p, %p, %p", @choose_defined($ruidp, $ruid),
@choose_defined($euidp, $euid),
@choose_defined($suidp, $suid))
}
probe syscall.getresuid.return = kernel.function("sys_getresuid16").return ?,
kernel.function("sys_getresuid").return
{
name = "getresuid"
retstr = return_str(1, $return)
}
# getrlimit __________________________________________________
# long sys_getrlimit(unsigned int resource, struct rlimit __user *rlim)
# long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim)
# long compat_sys_getrlimit (unsigned int resource, struct compat_rlimit __user *rlim)
probe syscall.getrlimit = __syscall.getrlimit ?,
kernel.function("compat_sys_getrlimit").call ?,
kernel.function("sys_old_getrlimit").call ?
{
name = "getrlimit"
resource = __int32($resource)
rlim_uaddr = $rlim
argstr = sprintf("%s, %p", _rlimit_resource_str(resource), $rlim)
}
probe __syscall.getrlimit = kernel.function("sys_getrlimit").call
{
@__syscall_gate_compat_simple
}
probe syscall.getrlimit.return =
kernel.function("sys_old_getrlimit").return ?,
kernel.function("compat_sys_getrlimit").return ?,
__syscall.getrlimit.return ?
{
name = "getrlimit"
retstr = return_str(1, $return)
}
probe __syscall.getrlimit.return = kernel.function("sys_getrlimit").return
{
@__syscall_gate_compat_simple
}
# get_robust_list ____________________________________________
# SYSCALL_DEFINE3(get_robust_list, int, pid,
# struct robust_list_head __user * __user *, head_ptr,
# size_t __user *, len_ptr)
# COMPAT_SYSCALL_DEFINE3(get_robust_list, int, pid,
# compat_uptr_t __user *, head_ptr,
# compat_size_t __user *, len_ptr)
probe syscall.get_robust_list = __syscall.get_robust_list ?,
kernel.function("compat_sys_get_robust_list") ?
{
name = "get_robust_list"
pid = __int32($pid)
list_head_uaddr = @__pointer($head_ptr)
len_uaddr = @__pointer($len_ptr)
argstr = sprintf("%d, %p, %p", pid, list_head_uaddr, len_uaddr)
}
probe __syscall.get_robust_list = kernel.function("sys_get_robust_list")
{
@__syscall_gate_compat_simple
}
probe syscall.get_robust_list.return = __syscall.get_robust_list.return ?,
kernel.function("compat_sys_get_robust_list").return ?
{
name = "get_robust_list"
retstr = return_str(1, $return)
}
probe __syscall.get_robust_list.return =
kernel.function("sys_get_robust_list").return
{
@__syscall_gate_compat_simple
}
# getrusage __________________________________________________
# long sys_getrusage(int who, struct rusage __user *ru)
# COMPAT_SYSCALL_DEFINE2(getrusage, int, who, struct compat_rusage __user *,
# ru)
#
probe syscall.getrusage = __syscall.getrusage,
kernel.function("compat_sys_getrusage").call ?
{
name = "getrusage"
who = __int32($who)
who_str = _rusage_who_str(who)
usage_uaddr = @__pointer($ru)
argstr = sprintf("%s, %p", who_str, usage_uaddr)
}
probe __syscall.getrusage = kernel.function("sys_getrusage").call
{
@__syscall_gate(%{ __NR_getrusage %})
}
probe syscall.getrusage.return = __syscall.getrusage.return,
kernel.function("compat_sys_getrusage").return ?
{
name = "getrusage"
retstr = return_str(1, $return)
}
probe __syscall.getrusage.return = kernel.function("sys_getrusage").return
{
@__syscall_gate(%{ __NR_getrusage %})
}
# getsid _____________________________________________________
# long sys_getsid(pid_t pid)
probe syscall.getsid = kernel.function("sys_getsid").call
{
name = "getsid"
pid = __int32($pid)
argstr = sprint(pid)
}
probe syscall.getsid.return = kernel.function("sys_getsid").return
{
name = "getsid"
retstr = return_str(1, $return)
}
# getsockname ________________________________________________
# long sys_getsockname(int fd,
# struct sockaddr __user *usockaddr,
# int __user *usockaddr_len)
probe syscall.getsockname = __syscall.getsockname ?,
__syscall.socketcall.getsockname ?,
__syscall.compat_socketcall.getsockname ?
{
name = "getsockname"
argstr = sprintf("%d, %p, %p", s, name_uaddr, namelen_uaddr)
}
probe __syscall.getsockname = kernel.function("sys_getsockname").call ?
{
@__syscall_gate(%{ __NR_getsockname %})
s = __int32($fd)
name_uaddr = $usockaddr
namelen_uaddr = $usockaddr_len
}
probe __syscall.socketcall.getsockname = kernel.function("sys_socketcall").call ?
{
if ($call != %{ SYS_GETSOCKNAME %}) next;
s = __int32(user_ulong(&@cast($args, "ulong")[0]))
name_uaddr = user_ulong(&@cast($args, "ulong")[1])
namelen_uaddr = user_ulong(&@cast($args, "ulong")[2])
}
probe __syscall.compat_socketcall.getsockname =
kernel.function("compat_sys_socketcall").call ?
{
if ($call != %{ SYS_GETSOCKNAME %}) next;
s = user_int(&@cast($args, "unsigned int")[0])
name_uaddr = user_uint32(&@cast($args, "unsigned int")[1])
namelen_uaddr = user_uint32(&@cast($args, "unsigned int")[2])
}
probe syscall.getsockname.return = __syscall.getsockname.return ?,
__syscall.socketcall.getsockname.return ?
{
name = "getsockname"
retstr = return_str(1, $return)
}
probe __syscall.getsockname.return = kernel.function("sys_getsockname").return ?
{
@__syscall_gate(%{ __NR_getsockname %})
}
probe __syscall.socketcall.getsockname.return =
kernel.function("sys_socketcall").return ?,
kernel.function("compat_sys_socketcall").return ?
{
if ($call != %{ SYS_GETSOCKNAME %}) next;
}
# getsockopt _________________________________________________
# long sys_getsockopt(int fd,
# int level,
# int optname,
# char __user *optval,
# int __user *optlen)
#
probe syscall.getsockopt = __syscall.getsockopt ?,
__syscall.socketcall.getsockopt ?,
__syscall.compat_socketcall.getsockopt ?
{
name = "getsockopt"
level_str = _sockopt_level_str(level)
optname_str = _sockopt_optname_str(optname)
argstr = sprintf("%d, %s, %s, %p, %p", fd, _sockopt_level_str(level),
_sockopt_optname_str(optname), optval_uaddr, optlen_uaddr)
}
probe __syscall.getsockopt = kernel.function("sys_getsockopt").call ?
{
@__syscall_gate(%{ __NR_getsockopt %})
fd = __int32($fd)
level = __int32($level)
optname = __int32($optname)
optval_uaddr = $optval
optlen_uaddr = $optlen
}
probe __syscall.socketcall.getsockopt = kernel.function("sys_socketcall").call ?
{
if ($call != %{ SYS_GETSOCKOPT %}) next;
fd = __int32(user_ulong(&@cast($args, "ulong")[0]))
level = __int32(user_ulong(&@cast($args, "ulong")[1]))
optname = __int32(user_ulong(&@cast($args, "ulong")[2]))
optval_uaddr = user_ulong(&@cast($args, "ulong")[3])
optlen_uaddr = user_ulong(&@cast($args, "ulong")[4])
}
probe __syscall.compat_socketcall.getsockopt =
kernel.function("compat_sys_socketcall").call ?
{
if ($call != %{ SYS_GETSOCKOPT %}) next;
fd = user_int(&@cast($args, "unsigned int")[0])
level = user_int(&@cast($args, "unsigned int")[1])
optname = user_int(&@cast($args, "unsigned int")[2])
optval_uaddr = user_uint32(&@cast($args, "unsigned int")[3])
optlen_uaddr = user_uint32(&@cast($args, "unsigned int")[4])
}
probe syscall.getsockopt.return = __syscall.getsockopt.return ?,
__syscall.socketcall.getsockopt.return ?
{
name = "getsockopt"
retstr = return_str(1, $return)
}
probe __syscall.getsockopt.return = kernel.function("sys_getsockopt").return ?
{
@__syscall_gate(%{ __NR_getsockopt %})
}
probe __syscall.socketcall.getsockopt.return =
kernel.function("sys_socketcall").return ?,
kernel.function("compat_sys_socketcall").return ?
{
if ($call != %{ SYS_GETSOCKOPT %}) next;
}
# gettid _____________________________________________________
# long sys_gettid(void)
probe syscall.gettid = kernel.function("sys_gettid").call
{
name = "gettid"
argstr = ""
}
probe syscall.gettid.return = kernel.function("sys_gettid").return
{
name = "gettid"
retstr = return_str(1, $return)
}
# gettimeofday _______________________________________________
# long sys_gettimeofday(struct timeval __user *tv,
# struct timezone __user *tz)
# long sys32_gettimeofday(struct compat_timeval __user *tv,
# struct timezone __user *tz)
# long compat_sys_gettimeofday(struct compat_timeval __user *tv,
# struct timezone __user *tz)
probe syscall.gettimeofday = kernel.function("compat_sys_gettimeofday").call ?,
kernel.function("sys32_gettimeofday").call ?,
kernel.function("sys_gettimeofday").call
{
name = "gettimeofday"
tv_uaddr = $tv
tz_uaddr = $tz
argstr = sprintf("%p, %p", $tv, $tz)
}
probe syscall.gettimeofday.return = kernel.function("compat_sys_gettimeofday").return ?,
kernel.function("sys32_gettimeofday").return ?,
kernel.function("sys_gettimeofday").return
{
name = "gettimeofday"
retstr = return_str(1, $return)
}
# getuid _____________________________________________________
# long sys_getuid(void
# long sys_getuid16(void)
# long sys32_getuid16(void)
#
probe syscall.getuid = kernel.function("sys_getuid16").call ?,
kernel.function("sys32_getuid16").call ?,
kernel.function("sys_getuid").call
{
name = "getuid"
argstr = ""
}
probe syscall.getuid.return = kernel.function("sys_getuid16").return ?,
kernel.function("sys32_getuid16").return ?,
kernel.function("sys_getuid").return
{
name = "getuid"
retstr = return_str(1, $return)
}
# getxattr ___________________________________________________
# ssize_t sys_getxattr(char __user *path, char __user *name,
# void __user *value, size_t size)
probe syscall.getxattr = kernel.function("sys_getxattr").call
{
name = "getxattr"
path = user_string_quoted(@choose_defined($pathname, $path))
# 'name2' should have been 'name_str'. Deprecate the old name.
%(systemtap_v <= "1.4" %?
name2 = user_string_quoted($name)
%)
name_str = user_string_quoted($name)
value_uaddr = $value
size = __ulong($size)
argstr = sprintf("%s, %s, %p, %u",
user_string_quoted(@choose_defined($pathname, $path)),
user_string_quoted($name),
$value, __ulong($size))
}
probe syscall.getxattr.return = kernel.function("sys_getxattr").return
{
name = "getxattr"
retstr = return_str(1, $return)
}
# init_module ________________________________________________
# long sys_init_module(void __user *umod,
# unsigned long len,
# const char __user *uargs)
#
probe syscall.init_module = kernel.function("sys_init_module").call ?
{
name = "init_module"
umod_uaddr = $umod
len = __ulong($len)
uargs = user_string_quoted($uargs)
argstr = sprintf("%p, %u, %s", $umod, len, user_string_quoted($uargs))
}
probe syscall.init_module.return = kernel.function("sys_init_module").return ?
{
name = "init_module"
retstr = return_str(1, $return)
}
# inotify_add_watch __________________________________________
#
# long sys_inotify_add_watch(int fd, const char __user *path, u32 mask)
#
probe syscall.inotify_add_watch = kernel.function("sys_inotify_add_watch").call ?
{
name = "inotify_add_watch"
fd = __int32($fd)
mask = __uint32($mask)
path_uaddr = @choose_defined($pathname, $path)
path = user_string_quoted(@choose_defined($pathname, $path))
argstr = sprintf("%d, %s, %s", __int32($fd),
user_string_quoted(@choose_defined($pathname, $path)),
_inotify_watch_mask_str(__uint32($mask)))
}
probe syscall.inotify_add_watch.return = kernel.function("sys_inotify_add_watch").return ?
{
name = "inotify_add_watch"
retstr = return_str(1, $return)
}
# inotify_init _______________________________________________
#
# long sys_inotify_init(void)
# SYSCALL_DEFINE1(inotify_init1, int, flags)
#
probe syscall.inotify_init = __syscall.inotify_init1 ?,
__syscall.inotify_init ?
{
}
probe __syscall.inotify_init1 = kernel.function("sys_inotify_init1").call ?
{
@__syscall_compat_gate(%{ __NR_inotify_init1 %},
%{ __NR_compat_inotify_init1 %})
name = "inotify_init1"
flags = __int32($flags)
argstr = _inotify_init1_flag_str(flags)
}
probe __syscall.inotify_init = kernel.function("sys_inotify_init").call ?
{
name = "inotify_init"
flags = 0
argstr = ""
}
probe syscall.inotify_init.return = __syscall.inotify_init1.return ?,
__syscall.inotify_init.return ?
{
}
probe __syscall.inotify_init1.return =
kernel.function("sys_inotify_init1").return ?
{
@__syscall_compat_gate(%{ __NR_inotify_init1 %},
%{ __NR_compat_inotify_init1 %})
name = "inotify_init1"
retstr = return_str(1, $return)
}
probe __syscall.inotify_init.return =
kernel.function("sys_inotify_init").return ?
{
name = "inotify_init"
retstr = return_str(1, $return)
}
# inotify_rm_watch ___________________________________________
#
# long sys_inotify_rm_watch(int fd, u32 wd)
#
probe syscall.inotify_rm_watch = kernel.function("sys_inotify_rm_watch").call ?
{
name = "inotify_rm_watch"
fd = __int32($fd)
wd = __int32($wd)
argstr = sprintf("%d, %d", __int32($fd), __int32($wd))
}
probe syscall.inotify_rm_watch.return = kernel.function("sys_inotify_rm_watch").return ?
{
name = "inotify_rm_watch"
retstr = return_str(1, $return)
}
# io_cancel __________________________________________________
# long sys_io_cancel(aio_context_t ctx_id,
# struct iocb __user *iocb,
# struct io_event __user *result)
probe syscall.io_cancel = kernel.function("sys_io_cancel").call
{
name = "io_cancel"
ctx_id = __ulong($ctx_id)
iocb_uaddr = $iocb
result_uaddr = $result
argstr = sprintf("%u, %p, %p", ctx_id, iocb_uaddr, result_uaddr)
}
probe syscall.io_cancel.return = kernel.function("sys_io_cancel").return
{
name = "io_cancel"
retstr = return_str(1, $return)
}
# ioctl ______________________________________________________
# long sys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
# long compat_sys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
#
probe syscall.ioctl = __syscall.ioctl ?,
kernel.function("compat_sys_ioctl").call ?
{
name = "ioctl"
fd = __int32($fd)
request = __int32($cmd)
argp = @choose_defined($arg, $arg32)
argstr = sprintf("%d, %d, %p", fd, request, argp)
}
probe __syscall.ioctl = kernel.function("sys_ioctl").call
{
@__syscall_gate(%{ __NR_ioctl %})
}
probe syscall.ioctl.return =
__syscall.ioctl.return ?,
kernel.function("compat_sys_ioctl").return ?
{
name = "ioctl"
retstr = return_str(1, $return)
}
probe __syscall.ioctl.return = kernel.function("sys_ioctl").return
{
@__syscall_gate(%{ __NR_ioctl %})
}
# io_destroy _________________________________________________
# long sys_io_destroy(aio_context_t ctx)
probe syscall.io_destroy = kernel.function("sys_io_destroy").call
{
name = "io_destroy"
ctx = __ulong($ctx)
argstr = sprintf("%u", ctx)
}
probe syscall.io_destroy.return = kernel.function("sys_io_destroy").return
{
name = "io_destroy"
retstr = return_str(1, $return)
}
# io_getevents _______________________________________________
# long sys_io_getevents(aio_context_t ctx_id,
# long min_nr,
# long nr,
# struct io_event __user *events,
# struct timespec __user *timeout)
# long compat_sys_io_getevents(aio_context_t ctx_id,
# long min_nr,
# long nr,
# struct io_event __user *events,
# struct compat_timespec __user *timeout)
#
probe syscall.io_getevents = __syscall.io_getevents ?,
kernel.function("compat_sys_io_getevents").call ?
{
name = "io_getevents"
ctx_id = __ulong($ctx_id)
events_uaddr = $events
timeout_uaddr = $timeout
nr = @__compat_long($nr)
min_nr = @__compat_long($min_nr)
timestr = (@__compat_task ?
_struct_compat_timespec_u($timeout, 1) :
_struct_timespec_u($timeout, 1))
argstr = sprintf("%u, %d, %d, %p, %s", ctx_id, min_nr,
nr, events_uaddr, timestr)
}
probe __syscall.io_getevents = kernel.function("sys_io_getevents").call
{
@__syscall_gate(%{ __NR_io_getevents %})
}
probe syscall.io_getevents.return = __syscall.io_getevents.return,
kernel.function("compat_sys_io_getevents").return ?
{
name = "io_getevents"
retstr = return_str(1, $return)
}
probe __syscall.io_getevents.return = kernel.function("sys_io_getevents").return ?
{
@__syscall_gate(%{ __NR_io_getevents %})
}
# ioperm _____________________________________________________
# long sys_ioperm(unsigned long from, unsigned long num, int turn_on)
#
probe syscall.ioperm = kernel.function("sys_ioperm").call ?
{
name = "ioperm"
from = __ulong($from)
num = __ulong($num)
turn_on = __uint32($turn_on)
argstr = sprintf("%#x, %#x, %#x", from, num, turn_on)
}
probe syscall.ioperm.return = kernel.function("sys_ioperm").return ?
{
name = "ioperm"
retstr = return_str(1, $return)
}
# io_setup ___________________________________________________
# long sys_io_setup(unsigned nr_events, aio_context_t __user *ctxp)
# long compat_sys_io_setup(unsigned nr_reqs, u32 __user *ctx32p)
#
probe syscall.io_setup = __syscall.io_setup,
__syscall.compat_io_setup ?
{
name = "io_setup"
}
probe __syscall.io_setup = kernel.function("sys_io_setup").call
{
@__syscall_gate(%{ __NR_io_setup %})
maxevents = __uint32($nr_events)
ctxp_uaddr = $ctxp
argstr = sprintf("%u, %p", maxevents, ctxp_uaddr)
}
probe __syscall.compat_io_setup = kernel.function("compat_sys_io_setup").call
{
maxevents = __uint32($nr_reqs)
ctxp_uaddr = $ctx32p
argstr = sprintf("%u, %p", maxevents, ctxp_uaddr)
}
probe syscall.io_setup.return = __syscall.io_setup.return,
kernel.function("compat_sys_io_setup").return ?
{
name = "io_setup"
retstr = return_str(1, $return)
}
probe __syscall.io_setup.return = kernel.function("sys_io_setup").return
{
@__syscall_gate(%{ __NR_io_setup %})
}
# io_submit __________________________________________________
# long compat_sys_io_submit(aio_context_t ctx_id, int nr, u32 __user *iocb)
# long sys_io_submit(aio_context_t ctx_id, long nr, struct iocb __user * __user *iocbpp)
#
probe syscall.io_submit = __syscall.io_submit,
kernel.function("compat_sys_io_submit").call ?
{
name = "io_submit"
ctx_id = __ulong($ctx_id)
nr = @__compat_long($nr)
iocbpp_uaddr = @choose_defined($iocbpp, $iocb)
argstr = sprintf("%u, %d, %p", ctx_id, nr, iocbpp_uaddr)
}
probe __syscall.io_submit = kernel.function("sys_io_submit").call
{
@__syscall_gate(%{ __NR_io_submit%})
}
probe syscall.io_submit.return = __syscall.io_submit.return,
kernel.function("compat_sys_io_submit").return ?
{
name = "io_submit"
retstr = return_str(1, $return)
}
probe __syscall.io_submit.return = kernel.function("sys_io_submit").return
{
@__syscall_gate(%{ __NR_io_submit%})
}
# ioprio_get _________________________________________________
# long sys_ioprio_get(int which, int who)
#
probe syscall.ioprio_get = kernel.function("sys_ioprio_get").call ?
{
name = "ioprio_get"
which = __int32($which)
which_str = _stp_ioprio_which_str(__int32($which))
who = __int32($who)
argstr = sprintf("%s, %d", _stp_ioprio_which_str(__int32($which)),
__int32($who))
}
probe syscall.ioprio_get.return = kernel.function("sys_ioprio_get").return ?
{
name = "ioprio_get"
retstr = return_str(1, $return)
}
# ioprio_set _________________________________________________
# long sys_ioprio_set(int which, int who, int ioprio)
#
probe syscall.ioprio_set = kernel.function("sys_ioprio_set").call ?
{
name = "ioprio_set"
which = __int32($which)
which_str = _stp_ioprio_which_str(__int32($which))
who = __int32($who)
ioprio = __int32($ioprio)
ioprio_str = _stp_ioprio_value_str(__int32($ioprio))
argstr = sprintf("%s, %d, %s", _stp_ioprio_which_str(__int32($which)),
__int32($who),
_stp_ioprio_value_str(__int32($ioprio)))
}
probe syscall.ioprio_set.return = kernel.function("sys_ioprio_set").return ?
{
name = "ioprio_set"
retstr = return_str(1, $return)
}
# kcmp _______________________________________________________
# SYSCALL_DEFINE5(kcmp, pid_t, pid1, pid_t, pid2, int, type,
# unsigned long, idx1, unsigned long, idx2)
probe syscall.kcmp = kernel.function("sys_kcmp") ?
{
name = "kcmp"
pid1 = __int32($pid1)
pid2 = __int32($pid2)
type = __int32($type)
type_str = _kcmp_type_str(type)
idx1 = @__compat_ulong($idx1)
idx2 = @__compat_ulong($idx2)
argstr = sprintf("%d, %d, %s, %u, %u", pid1, pid2, type_str, idx1, idx2)
}
probe syscall.kcmp.return = kernel.function("sys_kcmp").return ?
{
name = "kcmp"
retstr = return_str(1, $return)
}
# kexec_file_load ____________________________________________
# The kexec_file_load() system call first appeared in Linux 3.17
# SYSCALL_DEFINE5(kexec_file_load, int, kernel_fd, int, initrd_fd,
# unsigned long, cmdline_len, const char __user *, cmdline_ptr,
# unsigned long, flags)
probe syscall.kexec_file_load = kernel.function("sys_kexec_file_load").call ?
{
name = "kexec_file_load"
kernel_fd = __int32($kernel_fd)
initrd_fd = __int32($initrd_fd)
cmdline_len = @__compat_ulong($cmdline_len)
cmdline = user_string_quoted($cmdline_ptr)
flags = @__compat_ulong($flags)
flags_str = _kexec_file_load_flags_str(flags)
argstr = sprintf("%d, %d, %u, %s, %s", kernel_fd, initrd_fd, cmdline_len,
cmdline, _kexec_file_load_flags_str(flags))
}
probe syscall.kexec_file_load.return =
kernel.function("sys_kexec_file_load").return ?
{
name = "kexec_file_load"
retstr = return_str(1, $return)
}
# kexec_load _________________________________________________
# long sys_kexec_load(unsigned long entry,
# unsigned long nr_segments,
# struct kexec_segment __user *segments,
# unsigned long flags)
# long compat_sys_kexec_load(unsigned long entry,
# unsigned long nr_segments,
# struct compat_kexec_segment __user *segments,
# unsigned long flags)
#
probe syscall.kexec_load = __syscall.kexec_load.call,
kernel.function("compat_sys_kexec_load").call ?
{
name = "kexec_load"
entry = __ulong($entry)
nr_segments = __ulong($nr_segments)
segments_uaddr = $segments
flags = __ulong($flags)
flags_str = _kexec_flags_str(flags)
argstr = sprintf("%p, %u, %p, %s", entry, nr_segments, segments_uaddr, flags_str)
}
probe __syscall.kexec_load.call = kernel.function("sys_kexec_load").call
{
@__syscall_gate_compat_simple
}
probe syscall.kexec_load.return = __syscall.syscall.kexec_load.return,
kernel.function("compat_sys_kexec_load").return ?
{
name = "kexec_load"
retstr = return_str(1, $return)
}
probe __syscall.syscall.kexec_load.return = kernel.function("sys_kexec_load").return
{
@__syscall_gate_compat_simple
}
# keyctl _____________________________________________________
# long sys_keyctl(int option,
# unsigned long arg2,
# unsigned long arg3,
# unsigned long arg4,
# unsigned long arg5)
# long compat_sys_keyctl(u32 option, u32 arg2, u32 arg3, u32 arg4, u32 arg5)
#
probe syscall.keyctl = kernel.function("compat_sys_keyctl").call ?,
kernel.function("sys_keyctl").call ?
{
name = "keyctl"
option = __int32($option)
arg2 = @__compat_ulong($arg2)
arg3 = @__compat_ulong($arg3)
arg4 = @__compat_ulong($arg4)
arg5 = @__compat_ulong($arg5)
@__keyctl_argstr(option, arg2, arg3, arg4, arg5)
}
probe syscall.keyctl.return = kernel.function("compat_sys_keyctl").return ?,
kernel.function("sys_keyctl").return ?
{
name = "keyctl"
retstr = return_str(1, $return)
}
# kill _______________________________________________________
# long sys_kill(int pid, int sig)
probe syscall.kill = kernel.function("sys_kill").call
{
name = "kill"
pid = __int32($pid)
sig = __int32($sig)
argstr = sprintf("%d, %s", __int32($pid), _signal_name(__int32($sig)))
}
probe syscall.kill.return = kernel.function("sys_kill").return
{
name = "kill"
retstr = return_str(1, $return)
}
# lchown _____________________________________________________
# long sys_lchown(const char __user * filename, uid_t user, gid_t group)
#
probe syscall.lchown = kernel.function("sys_lchown").call
{
// Avoid lchown16() calling lchown().
%( arch == "x86_64" %?
@__syscall_compat_gate(%{ __NR_lchown %}, %{ __NR_ia32_lchown32 %})
%)
%( arch == "i386" %?
@__syscall_gate(%{ __NR_lchown32 %})
%)
name = "lchown"
path = user_string_quoted($filename)
owner = __int32($user)
group = __int32($group)
argstr = sprintf("%s, %d, %d", user_string_quoted($filename), owner, group)
}
probe syscall.lchown.return = kernel.function("sys_lchown").return
{
%( arch == "x86_64" %?
@__syscall_compat_gate(%{ __NR_lchown %}, %{ __NR_ia32_lchown32 %})
%)
%( arch == "i386" %?
@__syscall_gate(%{ __NR_lchown32 %})
%)
name = "lchown"
retstr = return_str(1, $return)
}
# lchown16 ___________________________________________________
# long sys_lchown16(const char __user * filename, old_uid_t user,
# old_gid_t group)
#
probe syscall.lchown16 = kernel.function("sys_lchown16").call ?
{
name = "lchown16"
path = user_string_quoted($filename)
owner = __short($user)
group = __short($group)
argstr = sprintf("%s, %d, %d", user_string_quoted($filename), owner, group)
}
probe syscall.lchown16.return = kernel.function("sys_lchown16").return ?
{
name = "lchown16"
retstr = return_str(1, $return)
}
# lgetxattr __________________________________________________
# ssize_t sys_lgetxattr(char __user *path,
# char __user *name,
# void __user *value,
# size_t size)
#
probe syscall.lgetxattr = kernel.function("sys_lgetxattr").call
{
name = "lgetxattr"
path = user_string_quoted(@choose_defined($pathname, $path))
# 'name2' should have been 'name_str'. Deprecate the old name.
%(systemtap_v <= "1.4" %?
name2 = user_string_quoted($name)
%)
name_str = user_string_quoted($name)
value_uaddr = $value
size = __ulong($size)
argstr = sprintf("%s, %s, %p, %u",
user_string_quoted(@choose_defined($pathname, $path)),
user_string_quoted($name),
value_uaddr, size)
}
probe syscall.lgetxattr.return = kernel.function("sys_lgetxattr").return
{
name = "lgetxattr"
retstr = return_str(1, $return)
}
# link _______________________________________________________
# long sys_link(const char __user * oldname,
# const char __user * newname)
probe syscall.link = kernel.function("sys_link").call
{
name = "link"
oldpath = user_string_quoted($oldname)
newpath = user_string_quoted($newname)
argstr = sprintf("%s, %s",
user_string_quoted($oldname),
user_string_quoted($newname))
}
probe syscall.link.return = kernel.function("sys_link").return
{
name = "link"
retstr = return_str(1, $return)
}
# linkat _____________________________________________________
# new function with 2.6.16
# long sys_linkat(int olddfd, const char __user *oldname,
# int newdfd, const char __user *newname, int flags)
probe syscall.linkat = kernel.function("sys_linkat").call ?
{
@__syscall_compat_gate(%{ __NR_linkat %}, %{ __NR_compat_linkat %})
name = "linkat"
olddirfd = __int32($olddfd)
olddirfd_str = _dfd_str(__int32($olddfd))
oldpath = user_string_quoted($oldname)
newdirfd = __int32($newdfd)
newdirfd_str = _dfd_str(__int32($newdfd))
newpath = user_string_quoted($newname)
flags = __int32($flags)
flags_str = _at_flag_str(__int32($flags))
argstr = sprintf("%s, %s, %s, %s, %s",
olddirfd_str, user_string_quoted($oldname),
newdirfd_str, user_string_quoted($newname),
flags_str)
}
probe syscall.linkat.return = kernel.function("sys_linkat").return ?
{
@__syscall_compat_gate(%{ __NR_linkat %}, %{ __NR_compat_linkat %})
name = "linkat"
retstr = return_str(1, $return)
}
# listen _____________________________________________________
# long sys_listen(int fd, int backlog)
probe syscall.listen = __syscall.listen ?, __syscall.socketcall.listen ?,
__syscall.compat_socketcall.listen ?
{
name = "listen"
argstr = sprintf("%d, %d", sockfd, backlog)
}
probe __syscall.listen = kernel.function("sys_listen").call ?
{
@__syscall_gate(%{ __NR_listen %})
sockfd = __int32($fd)
backlog = __int32($backlog)
}
probe __syscall.socketcall.listen = kernel.function("sys_socketcall").call ?
{
if ($call != %{ SYS_LISTEN %}) next;
sockfd = __int32(user_ulong(&@cast($args, "ulong")[0]))
backlog = __int32(user_ulong(&@cast($args, "ulong")[1]))
}
probe __syscall.compat_socketcall.listen =
kernel.function("compat_sys_socketcall").call ?
{
if ($call != %{ SYS_LISTEN %}) next;
sockfd = user_int(&@cast($args, "unsigned int")[0])
backlog = user_int(&@cast($args, "unsigned int")[1])
}
probe syscall.listen.return = __syscall.listen.return ?,
__syscall.socketcall.listen.return ?
{
name = "listen"
retstr = return_str(1, $return)
}
probe __syscall.listen.return = kernel.function("sys_listen").return ?
{
@__syscall_gate(%{ __NR_listen %})
}
probe __syscall.socketcall.listen.return =
kernel.function("sys_socketcall").return ?,
kernel.function("compat_sys_socketcall").return ?
{
if ($call != %{ SYS_LISTEN %}) next;
}
# listxattr __________________________________________________
# ssize_t sys_listxattr(char __user *path, char __user *list, size_t size)
#
probe syscall.listxattr = kernel.function("sys_listxattr").call
{
name = "listxattr"
list_uaddr = $list
size = __ulong($size)
path_uaddr = @choose_defined($pathname, $path)
path = user_string_quoted(@choose_defined($pathname, $path))
argstr = sprintf("%s, %p, %u",
user_string_quoted(@choose_defined($pathname, $path)),
$list, __ulong($size))
}
probe syscall.listxattr.return = kernel.function("sys_listxattr").return
{
name = "listxattr"
retstr = return_str(1, $return)
}
# llistxattr _________________________________________________
# ssize_t sys_llistxattr(char __user *path, char __user *list, size_t size)
#
probe syscall.llistxattr = kernel.function("sys_llistxattr").call
{
name = "llistxattr"
list_uaddr = $list
size = __ulong($size)
path_uaddr = @choose_defined($pathname, $path)
path = user_string_quoted(@choose_defined($pathname, $path))
argstr = sprintf("%s, %p, %u",
user_string_quoted(@choose_defined($pathname, $path)),
$list, __ulong($size))
}
probe syscall.llistxattr.return = kernel.function("sys_llistxattr").return
{
name = "llistxattr"
retstr = return_str(1, $return)
}
# llseek _____________________________________________________
# long sys_llseek(unsigned int fd,
# unsigned long offset_high,
# unsigned long offset_low,
# loff_t __user * result,
# unsigned int whence)
probe syscall.llseek = kernel.function("sys_llseek").call ?
{
name = "llseek"
fd = __int32($fd)
offset_high = $offset_high
offset_low = $offset_low
result_uaddr = $result
whence = @choose_defined($whence, $origin)
whence_str = _seek_whence_str(@choose_defined($whence, $origin))
argstr = sprintf("%d, 0x%x, 0x%x, %p, %s", fd, $offset_high,
$offset_low, $result, whence_str)
}
probe syscall.llseek.return = kernel.function("sys_llseek").return ?
{
name = "llseek"
retstr = return_str(1, $return)
}
# lookup_dcookie _____________________________________________
# long sys_lookup_dcookie(u64 cookie64, char __user * buf, size_t len)
#
probe syscall.lookup_dcookie = kernel.function("sys_lookup_dcookie").call ?
{
@__syscall_gate_compat_simple
name = "lookup_dcookie"
cookie = $cookie64
buffer_uaddr = $buf
len = __ulong($len)
argstr = sprintf("%#lx, %p, %#x", $cookie64, $buf, $len)
}
probe syscall.lookup_dcookie.return = kernel.function("sys_lookup_dcookie").return ?
{
@__syscall_gate_compat_simple
name = "lookup_dcookie"
retstr = return_str(1, $return)
}
# lremovexattr _______________________________________________
# long sys_lremovexattr(char __user *path, char __user *name)
#
probe syscall.lremovexattr = kernel.function("sys_lremovexattr").call
{
name = "lremovexattr"
name_uaddr = $name
# 'name2' should have been 'name_str'. Deprecate the old name.
%(systemtap_v <= "1.4" %?
name2 = user_string_quoted($name)
%)
name_str = user_string_quoted($name)
path_uaddr = @choose_defined($pathname, $path)
path = user_string_quoted(@choose_defined($pathname, $path))
argstr = sprintf("%s, %s",
user_string_quoted(@choose_defined($pathname, $path)),
user_string_quoted($name))
}
probe syscall.lremovexattr.return = kernel.function("sys_lremovexattr").return
{
name = "lremovexattr"
retstr = return_str(1, $return)
}
# lseek ______________________________________________________
# off_t sys_lseek(unsigned int fd, off_t offset, unsigned int whence)
# COMPAT_SYSCALL_DEFINE3(lseek, unsigned int, fd, compat_off_t, offset,
# unsigned int, whence)
#
probe syscall.lseek = kernel.function("sys_lseek").call ?,
kernel.function("compat_sys_lseek").call ?
{
name = "lseek"
fildes = __int32($fd)
offset = @__compat_long($offset)
whence = @__compat_ulong(@choose_defined($whence, $origin))
whence_str = _seek_whence_str(whence)
argstr = sprintf("%d, %d, %s", fildes, offset, whence_str)
}
probe syscall.lseek.return = kernel.function("sys_lseek").return,
kernel.function("compat_sys_lseek").return ?
{
name = "lseek"
retstr = return_str(1, $return)
}
# lsetxattr __________________________________________________
# long sys_lsetxattr(char __user *path,
# char __user *name,
# void __user *value,
# size_t size,
# int flags)
#
probe syscall.lsetxattr = kernel.function("sys_lsetxattr").call
{
name = "lsetxattr"
path_uaddr = @choose_defined($pathname, $path)
path = user_string_quoted(@choose_defined($pathname, $path))
name_uaddr = $name
name_str = user_string_quoted($name)
value_uaddr = $value
size = __ulong($size)
value_str = _stp_xattr_val_str($value, size)
flags = __int32($flags)
flags_str = _stp_xattr_flags_str(__int32($flags))
argstr = sprintf("%s, %s, %s, %u, %s",
user_string_quoted(@choose_defined($pathname, $path)),
user_string_quoted($name),
_stp_xattr_val_str($value, $size), __ulong($size),
_stp_xattr_flags_str(__int32($flags)))
}
probe syscall.lsetxattr.return = kernel.function("sys_lsetxattr").return
{
name = "lsetxattr"
retstr = return_str(1, $return)
}
# lstat ______________________________________________________
# long sys_lstat(char __user * filename, struct __old_kernel_stat __user * statbuf)
# long sys_newlstat(char __user * filename, struct stat __user * statbuf)
# long compat_sys_newlstat(char __user * filename, struct compat_stat __user *statbuf)
# long sys32_lstat64(char * filename, struct stat64 __user *statbuf)
# long sys_lstat64(char __user * filename, struct stat64 __user * statbuf)
# long sys_oabi_lstat64(char __user * filename,
# struct oldabi_stat64 __user * statbuf)
#
probe syscall.lstat = kernel.function("sys_lstat").call ?,
kernel.function("sys_newlstat").call ?,
kernel.function("compat_sys_newlstat").call ?,
kernel.function("sys32_lstat64").call ?,
kernel.function("sys_lstat64").call ?,
kernel.function("sys_oabi_lstat64").call ?
{
name = "lstat"
path = user_string_quoted($filename)
buf_uaddr = $statbuf
argstr = sprintf("%s, %p", user_string_quoted($filename), $statbuf)
}
probe syscall.lstat.return = kernel.function("sys_lstat").return ?,
kernel.function("sys_newlstat").return ?,
kernel.function("compat_sys_newlstat").return ?,
kernel.function("sys32_lstat64").return ?,
kernel.function("sys_lstat64").return ?,
kernel.function("sys_oabi_lstat64").return ?
{
name = "lstat"
retstr = return_str(1, $return)
}
# madvise ____________________________________________________
# long sys_madvise(unsigned long start, size_t len_in, int behavior)
#
probe syscall.madvise = kernel.function("sys_madvise").call ?
{
name = "madvise"
start = __ulong($start)
length = __ulong($len_in)
advice = __int32($behavior)
advice_str = _madvice_advice_str(advice)
argstr = sprintf("%p, %u, %s", start, length,
_madvice_advice_str(advice))
}
probe syscall.madvise.return = kernel.function("sys_madvise").return ?
{
name = "madvise"
retstr = return_str(1, $return)
}
# mbind ______________________________________________________
# long sys_mbind(unsigned long start,
# unsigned long len,
# unsigned long mode,
# unsigned long __user *nmask,
# unsigned long maxnode,
# unsigned flags)
#
# long compat_sys_mbind(compat_ulong_t start,
# compat_ulong_t len,
# compat_ulong_t mode,
# compat_ulong_t __user *nmask,
# compat_ulong_t maxnode,
# compat_ulong_t flags)
#
probe syscall.mbind = __syscall.mbind ?,
kernel.function("compat_sys_mbind").call ?
{
name = "mbind"
start = $start
mode = __int32($mode)
mode_str = _mempolicy_mode_str(mode)
nmask_uaddr = $nmask
flags = __uint32($flags)
flags_str = _mempolicy_flags_str(flags)
len = @__compat_ulong($len)
maxnode = @__compat_ulong($maxnode)
argstr = sprintf("%p, %u, %s, %p, %u, %s", start, len,
mode_str, nmask_uaddr, maxnode, flags_str)
}
probe __syscall.mbind = kernel.function("sys_mbind").call
{
%( arch == "powerpc" %?
@__syscall_gate_compat_simple
%)
}
probe syscall.mbind.return = __syscall.mbind.return ?,
kernel.function("compat_sys_mbind").return ?
{
name = "mbind"
retstr = return_str(1, $return)
}
probe __syscall.mbind.return = kernel.function("sys_mbind").return
{
%( arch == "powerpc" %?
@__syscall_gate_compat_simple
%)
}
# memfd_create _____________________________________________________
# long sys_memfd_create (const char __user* uname, unsigned int flags)
probe syscall.memfd_create = kernel.function("sys_memfd_create").call ?
{
name = "memfd_create"
uname = user_string_quoted($uname)
flags = $flags
flags_str = _mfd_flags_str($flags)
argstr = sprintf("%s, %s", user_string_quoted($uname), flags_str)
}
probe syscall.memfd_create.return = kernel.function("sys_memfd_create").return ?
{
name = "memfd_create"
retstr = return_str(1, $return)
}
# migrate_pages ____________________________________________________
# long sys_migrate_pages(pid_t pid, unsigned long maxnode,
# const unsigned long __user *old_nodes,
# const unsigned long __user *new_nodes)
probe syscall.migrate_pages = __syscall.migrate_pages ?,
kernel.function("compat_sys_migrate_pages").call ?
{
name = "migrate_pages"
pid = __int32($pid)
old_nodes = $old_nodes
new_nodes = $new_nodes
maxnode = @__compat_ulong($maxnode)
argstr = sprintf("%d, %u, %p, %p", pid, maxnode, old_nodes, new_nodes)
}
probe __syscall.migrate_pages = kernel.function("sys_migrate_pages").call
{
%( arch == "powerpc" %?
@__syscall_gate_compat_simple
%)
}
probe syscall.migrate_pages.return = __syscall.migrate_pages.return ?,
kernel.function("compat_sys_migrate_pages").return ?
{
name = "migrate_pages"
retstr = return_str(1, $return)
}
probe __syscall.migrate_pages.return = kernel.function("sys_migrate_pages").return
{
%( arch == "powerpc" %?
@__syscall_gate_compat_simple
%)
}
# mincore ____________________________________________________
# long sys_mincore(unsigned long start, size_t len, unsigned char __user * vec)
#
probe syscall.mincore = kernel.function("sys_mincore").call ?
{
name = "mincore"
start = $start
length = __ulong($len)
vec_uaddr = $vec
argstr = sprintf("%p, %u, %p", start, length, vec_uaddr)
}
probe syscall.mincore.return = kernel.function("sys_mincore").return ?
{
name = "mincore"
retstr = return_str(1, $return)
}
# mkdir ______________________________________________________
# long sys_mkdir(const char __user * pathname, int mode)
probe syscall.mkdir = kernel.function("sys_mkdir").call
{
name = "mkdir"
pathname_uaddr = $pathname
pathname = user_string_quoted($pathname)
mode = __uint32($mode)
argstr = sprintf("%s, %#o", user_string_quoted($pathname),
__uint32($mode))
}
probe syscall.mkdir.return = kernel.function("sys_mkdir").return
{
name = "mkdir"
retstr = return_str(1, $return)
}
# mkdirat ____________________________________________________
# new function with 2.6.16
# long sys_mkdirat(int dfd, const char __user *pathname, int mode)
probe syscall.mkdirat = kernel.function("sys_mkdirat").call ?
{
@__syscall_compat_gate(%{ __NR_mkdirat %}, %{ __NR_compat_mkdirat %})
name = "mkdirat"
dirfd = __int32($dfd)
dirfd_str = _dfd_str(__int32($dfd))
pathname = user_string_quoted($pathname)
mode = __uint32($mode)
argstr = sprintf("%s, %s, %#o", _dfd_str(__int32($dfd)),
user_string_quoted($pathname), __uint32($mode))
}
probe syscall.mkdirat.return = kernel.function("sys_mkdirat").return ?
{
@__syscall_compat_gate(%{ __NR_mkdirat %}, %{ __NR_compat_mkdirat %})
name = "mkdirat"
retstr = return_str(1, $return)
}
# mknod ______________________________________________________
# long sys_mknod(const char __user * filename, int mode, unsigned dev)
probe syscall.mknod = kernel.function("sys_mknod").call
{
name = "mknod"
pathname = user_string_quoted($filename)
mode = __uint32($mode)
dev = __uint32($dev)
argstr = sprintf("%s, %s, %u", pathname, _mknod_mode_str(mode), dev)
}
probe syscall.mknod.return = kernel.function("sys_mknod").return
{
name = "mknod"
retstr = return_str(1, $return)
}
# mknodat ____________________________________________________
# new function with 2.6.16
# long sys_mknodat(int dfd, const char __user *filename,
# int mode, unsigned dev)
probe syscall.mknodat = kernel.function("sys_mknodat").call ?
{
@__syscall_compat_gate(%{ __NR_mknodat %}, %{ __NR_compat_mknodat %})
name = "mknodat"
dirfd = __int32($dfd)
dirfd_str = _dfd_str(dirfd)
pathname = user_string_quoted($filename)
mode = __uint32($mode)
mode_str = _mknod_mode_str(mode)
dev = __uint32($dev)
argstr = sprintf("%s, %s, %s, %u",
dirfd_str, pathname, mode_str, dev)
}
probe syscall.mknodat.return = kernel.function("sys_mknodat").return ?
{
@__syscall_compat_gate(%{ __NR_mknodat %}, %{ __NR_compat_mknodat %})
name = "mknodat"
retstr = return_str(1, $return)
}
# mlock ______________________________________________________
#
# long sys_mlock(unsigned long start, size_t len)
#
probe syscall.mlock = kernel.function("sys_mlock").call ?
{
name = "mlock"
addr = __ulong($start)
len = __ulong($len)
argstr = sprintf("%p, %u", addr, len)
}
probe syscall.mlock.return = kernel.function("sys_mlock").return ?
{
name = "mlock"
retstr = return_str(1, $return)
}
# mlockall ___________________________________________________
#
# long sys_mlockall(int flags)
#
probe syscall.mlockall = kernel.function("sys_mlockall").call ?
{
name = "mlockall"
flags = __int32($flags)
argstr = _mlockall_flags_str(flags)
}
probe syscall.mlockall.return = kernel.function("sys_mlockall").return ?
{
name = "mlockall"
retstr = return_str(1, $return)
}
# modify_ldt _________________________________________________
# int sys_modify_ldt(int func, void __user *ptr, unsigned long bytecount)
#
probe syscall.modify_ldt = kernel.function("sys_modify_ldt").call ?
{
name = "modify_ldt"
func = __int32($func)
ptr_uaddr = $ptr
bytecount = __ulong($bytecount)
argstr = sprintf("%d, %p, %u", $func, $ptr, __ulong($bytecount))
}
probe syscall.modify_ldt.return = kernel.function("sys_modify_ldt").return ?
{
name = "modify_ldt"
retstr = return_str(1, $return)
}
# move_pages ____________________________________________________
# long sys_move_pages(pid_t pid, unsigned long nr_pages,
# const void __user * __user *pages,
# const int __user *nodes,
# int __user *status,
# int flags)
#
# long compat_sys_move_pages(pid_t pid, unsigned long nr_pages,
# compat_uptr_t __user *pages32,
# const int __user *nodes,
# int __user *status,
# int flags)
#
probe syscall.move_pages = __syscall.move_pages ?,
kernel.function("compat_sys_move_pages").call ?
{
name = "move_pages"
pages = @choose_defined($pages32, $pages)
pid = __int32($pid)
nodes = $nodes
status = $status
flags = __int32($flags)
flags_str = _mempolicy_flags_str(flags)
nr_pages = @__compat_ulong($nr_pages)
argstr = sprintf("%d, %u, %p, %p, %p, %s", pid, nr_pages, pages,
nodes, status, flags_str)
}
probe __syscall.move_pages = kernel.function("sys_move_pages").call
{
@__syscall_gate(%{ __NR_move_pages %})
}
probe syscall.move_pages.return = __syscall.move_pages.return ?,
kernel.function("compat_sys_move_pages").return ?
{
name = "move_pages"
retstr = return_str(1, $return)
}
probe __syscall.move_pages.return = kernel.function("sys_move_pages").return
{
@__syscall_gate(%{ __NR_move_pages %})
}
# mount ______________________________________________________
# long sys_mount(char __user * dev_name,
# char __user * dir_name,
# char __user * type,
# unsigned long flags,
# void __user * data)
# long compat_sys_mount(char __user * dev_name,
# char __user * dir_name,
# char __user * type,
# unsigned long flags,
# void __user * data)
probe syscall.mount = kernel.function("compat_sys_mount").call ?,
kernel.function("sys_mount").call
{
name = "mount"
source = user_string_quoted($dev_name)
target = user_string_quoted($dir_name)
filesystemtype = user_string_quoted($type)
mountflags = $flags
mountflags_str = _mountflags_str($flags)
data = user_string_n_quoted($data, syscall_string_trunc)
argstr = sprintf("%s, %s, %s, %s, %s",
user_string_quoted($dev_name),
user_string_quoted($dir_name),
user_string_quoted($type),
mountflags_str, data)
}
probe syscall.mount.return = kernel.function("compat_sys_mount").return ?,
kernel.function("sys_mount").return
{
name = "mount"
retstr = return_str(1, $return)
}
%( kernel_v >= "2.6.33" %?
# In newer kernels (2.6.33+), all the sys_mmap() variants are just
# wrappers around sys_mmap_pgoff(), which is in arch-generic code.
#
# long sys_mmap_pgoff(unsigned long addr, unsigned long len,
# unsigned long prot, unsigned long flags,
# unsigned long fd, unsigned long pgoff)
probe syscall.mmap2 = kernel.function("sys_mmap_pgoff") ?
{
name = "mmap2"
start = $addr
length = __ulong($len)
prot = $prot
flags = $flags
# Although the kernel gets an unsigned long fd, on the
# user-side it is a signed int. Fix this.
fd = __int32($fd)
# $pgoff is the number of pages. Convert this back into a
# number of bytes.
pgoffset = $pgoff * %{ /* pure */ PAGE_SIZE %}
argstr = sprintf("%p, %u, %s, %s, %d, %d", $addr, __ulong($len),
_mprotect_prot_str($prot), _mmap_flags($flags),
__int32($fd), pgoffset)
}
probe syscall.mmap2.return = kernel.function("sys_mmap_pgoff").return ?
{
name = "mmap2"
retstr = return_str(2, $return)
}
%)
# mprotect ___________________________________________________
# long sys_mprotect(unsigned long start, size_t len, unsigned long prot)
#
probe syscall.mprotect = kernel.function("sys_mprotect").call ?
{
name = "mprotect"
addr = $start
len = $len
prot = $prot
prot_str = _mprotect_prot_str($prot)
argstr = sprintf("%p, %d, %s", $start, $len, _mprotect_prot_str($prot))
}
probe syscall.mprotect.return = kernel.function("sys_mprotect").return ?
{
name = "mprotect"
retstr = return_str(1, $return)
}
# mq_getsetattr ______________________________________________
# long sys_mq_getsetattr(mqd_t mqdes,
# const struct mq_attr __user *u_mqstat,
# struct mq_attr __user *u_omqstat)
# long compat_sys_mq_getsetattr(mqd_t mqdes,
# const struct compat_mq_attr __user *u_mqstat,
# struct compat_mq_attr __user *u_omqstat)
#
probe syscall.mq_getsetattr =
__syscall.mq_getsetattr,
kernel.function("compat_sys_mq_getsetattr").call ?
{
name = "mq_getsetattr"
mqdes = __int32($mqdes)
u_mqstat_uaddr = $u_mqstat
u_omqstat_uaddr = $u_omqstat
argstr = sprintf("%d, %p, %p", mqdes, u_mqstat_uaddr, u_omqstat_uaddr)
}
probe __syscall.mq_getsetattr = kernel.function("sys_mq_getsetattr").call
{
@__syscall_gate(%{ __NR_mq_getsetattr %})
}
probe syscall.mq_getsetattr.return =
__syscall.mq_getsetattr.return,
kernel.function("compat_sys_mq_getsetattr").return ?
{
name = "mq_getsetattr"
retstr = return_str(1, $return)
}
probe __syscall.mq_getsetattr.return = kernel.function("sys_mq_getsetattr").return
{
@__syscall_gate(%{ __NR_mq_getsetattr %})
}
# mq_notify __________________________________________________
# long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *u_notification)
# long compat_sys_mq_notify(mqd_t mqdes, const struct compat_sigevent __user *u_notification)
#
probe syscall.mq_notify =
__syscall.mq_notify,
kernel.function("compat_sys_mq_notify").call ?
{
name = "mq_notify"
mqdes = __int32($mqdes)
notification_uaddr = $u_notification
argstr = sprintf("%d, %p", mqdes, $u_notification)
}
probe __syscall.mq_notify = kernel.function("sys_mq_notify").call
{
@__syscall_gate(%{ __NR_mq_notify %})
}
probe syscall.mq_notify.return =
__syscall.mq_notify.return,
kernel.function("compat_sys_mq_notify").return ?
{
name = "mq_notify"
retstr = return_str(1, $return)
}
probe __syscall.mq_notify.return = kernel.function("sys_mq_notify").return
{
@__syscall_gate(%{ __NR_mq_notify %})
}
# mq_open ____________________________________________________
# long sys_mq_open(const char __user *u_name,
# int oflag,
# mode_t mode,
# struct mq_attr __user *u_attr)
# long compat_sys_mq_open(const char __user *u_name,
# int oflag, compat_mode_t mode,
# struct compat_mq_attr __user *u_attr)
#
probe syscall.mq_open = __syscall.mq_open,
kernel.function("compat_sys_mq_open").call ?
{
name = "mq_open"
name_uaddr = $u_name
filename = user_string_quoted($u_name)
u_attr_uaddr = $u_attr
oflag = __int32($oflag)
mode = (@__compat_task ? __ushort($mode) : __uint32($mode))
if (oflag & 64)
argstr = sprintf("%s, %s, %#o, %p", user_string_quoted($u_name),
_sys_open_flag_str(oflag), mode, $u_attr)
else
argstr = sprintf("%s, %s", user_string_quoted($u_name), _sys_open_flag_str(oflag))
}
probe __syscall.mq_open = kernel.function("sys_mq_open").call
{
@__syscall_gate_compat_simple
}
probe syscall.mq_open.return =
__syscall.mq_open.return,
kernel.function("compat_sys_mq_open").return ?
{
name = "mq_open"
retstr = return_str(1, $return)
}
probe __syscall.mq_open.return = kernel.function("sys_mq_open").return
{
@__syscall_gate(%{ __NR_mq_open %})
}
# mq_timedreceive ____________________________________________
# ssize_t sys_mq_timedreceive(mqd_t mqdes,
# char __user *u_msg_ptr,
# size_t msg_len,
# unsigned int __user *u_msg_prio,
# const struct timespec __user *u_abs_timeout)
# ssize_t compat_sys_mq_timedreceive(mqd_t mqdes,
# char __user *u_msg_ptr,
# size_t msg_len, unsigned int __user *u_msg_prio,
# const struct compat_timespec __user *u_abs_timeout)
#
probe syscall.mq_timedreceive =
__syscall.mq_timedreceive ?,
kernel.function("compat_sys_mq_timedreceive").call ?
{
name = "mq_timedreceive"
mqdes = __int32($mqdes)
msg_ptr_uaddr = $u_msg_ptr
msg_prio_uaddr = $u_msg_prio
abs_timeout_uaddr = $u_abs_timeout
%( CONFIG_64BIT == "y" %?
msg_len = @__compat_ulong($msg_len)
%:
msg_len = __uint32($msg_len)
%)
argstr = sprintf("%d, %p, %u, %p, %p", mqdes, $u_msg_ptr, msg_len,
$u_msg_prio, $u_abs_timeout)
}
probe __syscall.mq_timedreceive = kernel.function("sys_mq_timedreceive").call
{
@__syscall_gate(%{ __NR_mq_timedreceive %})
}
probe syscall.mq_timedreceive.return =
__syscall.mq_timedreceive.return,
kernel.function("compat_sys_mq_timedreceive").return ?
{
name = "mq_timedreceive"
retstr = return_str(1, $return)
}
probe __syscall.mq_timedreceive.return = kernel.function("sys_mq_timedreceive").return
{
@__syscall_gate_compat_simple
}
# mq_timedsend _______________________________________________
# long sys_mq_timedsend(mqd_t mqdes,
# const char __user *u_msg_ptr,
# size_t msg_len,
# unsigned int msg_prio,
# const struct timespec __user *u_abs_timeout)
# long compat_sys_mq_timedsend(mqd_t mqdes,
# const char __user *u_msg_ptr,
# size_t msg_len, unsigned int msg_prio,
# const struct compat_timespec __user *u_abs_timeout)
#
probe syscall.mq_timedsend =
__syscall.mq_timedsend,
kernel.function("compat_sys_mq_timedsend").call ?
{
name = "mq_timedsend"
mqdes = __int32($mqdes)
msg_ptr_uaddr = $u_msg_ptr
msg_prio = __uint32($msg_prio)
abs_timeout_uaddr = $u_abs_timeout
%( CONFIG_64BIT == "y" %?
msg_len = @__compat_ulong($msg_len)
%:
msg_len = __uint32($msg_len)
%)
argstr = sprintf("%d, %p, %u, %u, %p", mqdes, $u_msg_ptr, msg_len,
__uint32($msg_prio), $u_abs_timeout)
}
probe __syscall.mq_timedsend = kernel.function("sys_mq_timedsend").call
{
@__syscall_gate(%{ __NR_mq_timedsend %})
}
probe syscall.mq_timedsend.return =
__syscall.mq_timedsend.return,
kernel.function("compat_sys_mq_timedsend").return ?
{
name = "mq_timedsend"
retstr = return_str(1, $return)
}
probe __syscall.mq_timedsend.return = kernel.function("sys_mq_timedsend").return
{
@__syscall_gate_compat_simple
}
# mq_unlink __________________________________________________
# long sys_mq_unlink(const char __user *u_name)
#
probe syscall.mq_unlink = kernel.function("sys_mq_unlink").call ?
{
name = "mq_unlink"
u_name_uaddr = $u_name
u_name = user_string_quoted($u_name)
argstr = user_string_quoted($u_name)
}
probe syscall.mq_unlink.return = kernel.function("sys_mq_unlink").return ?
{
name = "mq_unlink"
retstr = return_str(1, $return)
}
# mremap _____________________________________________________
# unsigned long sys_mremap(unsigned long addr,
# unsigned long old_len,
# unsigned long new_len,
# unsigned long flags,
# unsigned long new_addr)
#
probe syscall.mremap = kernel.function("ia64_mremap").call ?,
kernel.function("sys_mremap").call ?
{
name = "mremap"
old_address = $addr
old_size = $old_len
new_size = $new_len
flags = $flags
new_address = $new_addr
argstr = sprintf("%p, %d, %d, %s, %p", $addr, $old_len, $new_len,
_mremap_flags($flags), $new_addr)
}
probe syscall.mremap.return = kernel.function("ia64_mremap").return ?,
kernel.function("sys_mremap").return ?
{
name = "mremap"
retstr = return_str(2, $return)
}
# msgctl _____________________________________________________
# long sys_msgctl (int msqid, int cmd, struct msqid_ds __user *buf)
#
probe syscall.msgctl = kernel.function("sys_msgctl").call ?
{
@__syscall_gate2(%{ __NR_msgctl %}, %{ __NR_ipc %})
name = "msgctl"
msqid = __int32($msqid)
cmd = __int32($cmd)
cmd_str = _stp_msgctl_cmd_str(__int32($cmd))
buf_uaddr = $buf
argstr = sprintf("%d, %s, %p", __int32($msqid),
_stp_msgctl_cmd_str(__int32($cmd)), $buf)
}
probe syscall.msgctl.return = kernel.function("sys_msgctl").return ?
{
@__syscall_gate2(%{ __NR_msgctl %}, %{ __NR_ipc %})
name = "msgctl"
retstr = return_str(1, $return)
}
# compat_sys_msgctl ________________________________________
#
# long compat_sys_msgctl(int first, int second, void __user *uptr)
# ifdef CONFIG_ARCH_WANT_OLD_COMPAT_IPC
# COMPAT_SYSCALL_DEFINE6(ipc, u32, call, int, first, int, second,
# u32, third, compat_uptr_t, ptr, u32, fifth)
# endif
#
probe syscall.compat_sys_msgctl = __syscall.compat_msgctl ?,
__syscall.compat_ipc.msgctl ?
{
name = "msgctl"
cmd_str = _stp_msgctl_cmd_str(cmd)
argstr = sprintf("%d, %s, %p", msqid, _stp_msgctl_cmd_str(cmd),
buf_uaddr)
}
probe __syscall.compat_msgctl = kernel.function("compat_sys_msgctl").call ?
{
msqid = __int32($first)
cmd = __int32($second)
buf_uaddr = $uptr
}
probe __syscall.compat_ipc.msgctl = kernel.function("compat_sys_ipc").call ?
{
if (($call & 0xffff) != %{ MSGCTL %}) next;
msqid = __int32($first)
cmd = __int32($second)
buf_uaddr = $ptr
}
probe syscall.compat_sys_msgctl.return =
kernel.function("compat_sys_msgctl").return ?,
__syscall.compat_ipc.msgctl.return ?
{
name = "msgctl"
retstr = return_str(1, $return)
}
probe __syscall.compat_ipc.msgctl.return =
kernel.function("compat_sys_ipc").return ?
{
if (($call & 0xffff) != %{ MSGCTL %}) next;
}
# msgget _____________________________________________________
# long sys_msgget (key_t key, int msgflg)
#
probe syscall.msgget = kernel.function("sys_msgget").call ?
{
name = "msgget"
key = __int32($key)
key_str = _stp_msgget_key_str(__int32($key))
msgflg = __int32($msgflg)
msgflg_str = __sem_flags(__int32($msgflg))
argstr = sprintf("%s, %s", _stp_msgget_key_str(__int32($key)),
__sem_flags(__int32($msgflg)))
}
probe syscall.msgget.return = kernel.function("sys_msgget").return ?
{
name = "msgget"
retstr = return_str(1, $return)
}
# msgrcv _____________________________________________________
# long sys_msgrcv (int msqid,
# struct msgbuf __user *msgp,
# size_t msgsz,
# long msgtyp,
# int msgflg)
#
probe syscall.msgrcv = kernel.function("sys_msgrcv").call ?
{
name = "msgrcv"
msqid = __int32($msqid)
msgp_uaddr = $msgp
msgsz = __ulong($msgsz)
msgtyp = $msgtyp
msgflg = __int32($msgflg)
msgflg_str = _stp_msgflg_str(__int32($msgflg))
argstr = sprintf("%d, %p, %u, %d, %s", __int32($msqid), $msgp,
__ulong($msgsz), $msgtyp,
_stp_msgflg_str(__int32($msgflg)))
}
probe syscall.msgrcv.return = kernel.function("sys_msgrcv").return ?
{
name = "msgrcv"
retstr = return_str(1, $return)
}
# compat_sys_msgrcv ________________________________________
#
# long compat_sys_msgrcv(int first, int second, int msgtyp, int third,
# int version, void __user *uptr)
# COMPAT_SYSCALL_DEFINE5(msgrcv, int, msqid, compat_uptr_t, msgp,
# compat_ssize_t, msgsz, long, msgtyp, int, msgflg)
# ifdef CONFIG_ARCH_WANT_OLD_COMPAT_IPC
# COMPAT_SYSCALL_DEFINE6(ipc, u32, call, int, first, int, second,
# u32, third, compat_uptr_t, ptr, u32, fifth)
# endif
#
probe syscall.compat_sys_msgrcv = __syscall.compat_msgrcv ?,
__syscall.compat_ipc.msgrcv ?
{
name = "msgrcv"
msgflg_str = _stp_msgflg_str(msgflg)
argstr = sprintf("%d, %p, %u, %d, %s", msqid, msgp_uaddr, msgsz,
msgtyp, _stp_msgflg_str(msgflg))
}
probe __syscall.compat_msgrcv = kernel.function("compat_sys_msgrcv").call ?
{
msqid = __int32(@choose_defined($msqid, $first))
if (@defined($version)) {
msgp_uaddr = _stp_compat_msgrcv_msgbuf($uptr, $version)
msgtyp = _stp_compat_msgrcv_msgtyp($uptr, $version, $msgtyp)
}
else {
msgp_uaddr = $msgp
msgtyp = __int32($msgtyp)
}
msgsz = __uint32(@choose_defined($msgsz, $second))
msgflg = __int32(@choose_defined($msgflg, $third))
}
probe __syscall.compat_ipc.msgrcv = kernel.function("compat_sys_ipc").call ?
{
if (($call & 0xffff) != %{ MSGRCV %}) next;
msqid = __int32($first)
msgsz = __uint32($second)
msgflg = __int32($third)
# __version isn't quite correct (it should be shifted down 16
# bits), but all we really need is zero/non-zero.
__version = $call & 0xffff0000
msgp_uaddr = _stp_compat_msgrcv_msgbuf($ptr, __version)
msgtyp = _stp_compat_msgrcv_msgtyp($ptr, __version, $fifth)
}
probe syscall.compat_sys_msgrcv.return =
kernel.function("compat_sys_msgrcv").return ?,
__syscall.compat_ipc.msgrcv.return ?
{
name = "msgrcv"
retstr = return_str(1, $return)
}
probe __syscall.compat_ipc.msgrcv.return =
kernel.function("compat_sys_ipc").return ?
{
if (($call & 0xffff) != %{ MSGRCV %}) next;
}
# msgsnd _____________________________________________________
# long sys_msgsnd (int msqid,
# struct msgbuf __user *msgp,
# size_t msgsz,
# int msgflg)
#
probe syscall.msgsnd = kernel.function("sys_msgsnd").call ?
{
name = "msgsnd"
msqid = __int32($msqid)
msgp_uaddr = $msgp
msgsz = __ulong($msgsz)
msgflg = __int32($msgflg)
msgflg_str = _stp_msgflg_str(__int32($msgflg))
argstr = sprintf("%d, %p, %u, %s", __int32($msqid), $msgp, msgsz,
_stp_msgflg_str(__int32($msgflg)))
}
probe syscall.msgsnd.return = kernel.function("sys_msgsnd").return ?
{
name = "msgsnd"
retstr = return_str(1, $return)
}
# compat_sys_msgsnd ________________________________________
#
# long compat_sys_msgsnd(int first, int second, int third, void __user *uptr)
# COMPAT_SYSCALL_DEFINE4(msgsnd, int, msqid, compat_uptr_t, msgp,
# compat_ssize_t, msgsz, int, msgflg)
# ifdef CONFIG_ARCH_WANT_OLD_COMPAT_IPC
# COMPAT_SYSCALL_DEFINE6(ipc, u32, call, int, first, int, second,
# u32, third, compat_uptr_t, ptr, u32, fifth)
# endif
#
probe syscall.compat_sys_msgsnd = __syscall.compat_msgsnd ?,
__syscall.compat_ipc.msgsnd ?
{
name = "msgsnd"
msgflg_str = _stp_msgflg_str(msgflg)
argstr = sprintf("%d, %p, %u, %s", msqid, msgp_uaddr, msgsz,
_stp_msgflg_str(msgflg))
}
probe __syscall.compat_msgsnd = kernel.function("compat_sys_msgsnd").call ?
{
msqid = __int32(@choose_defined($msqid, $first))
msgp_uaddr = @choose_defined($msgp, $uptr)
msgsz = __uint32(@choose_defined($msgsz, $second))
msgflg = __int32(@choose_defined($msgflg, $third))
}
probe __syscall.compat_ipc.msgsnd = kernel.function("compat_sys_ipc").call ?
{
if (($call & 0xffff) != %{ MSGSND %}) next;
msqid = __int32($first)
msgsz = __uint32($second)
msgflg = __int32($third)
msgp_uaddr = $ptr
}
probe syscall.compat_sys_msgsnd.return =
kernel.function("compat_sys_msgsnd").return ?,
__syscall.compat_ipc.msgsnd.return ?
{
name = "msgsnd"
retstr = return_str(1, $return)
}
probe __syscall.compat_ipc.msgsnd.return =
kernel.function("compat_sys_ipc").return ?
{
if (($call & 0xffff) != %{ MSGSND %}) next;
}
# msync ______________________________________________________
# long sys_msync(unsigned long start, size_t len, int flags)
probe syscall.msync = kernel.function("sys_msync").call ?
{
name = "msync"
start = $start
length = __ulong($len)
flags = __int32($flags)
argstr = sprintf("%p, %u, %s", start, length, _msync_flag_str(flags))
}
probe syscall.msync.return = kernel.function("sys_msync").return ?
{
name = "msync"
retstr = return_str(1, $return)
}
# munlock ____________________________________________________
# long sys_munlock(unsigned long start, size_t len)
probe syscall.munlock = kernel.function("sys_munlock").call ?
{
name = "munlock"
addr = $start
len = $len
argstr = sprintf("%p, %d", addr, len)
}
probe syscall.munlock.return = kernel.function("sys_munlock").return ?
{
name = "munlock"
retstr = return_str(1, $return)
}
# munlockall _________________________________________________
# long sys_munlockall(void)
probe syscall.munlockall = kernel.function("sys_munlockall").call ?
{
name = "munlockall"
argstr = ""
}
probe syscall.munlockall.return = kernel.function("sys_munlockall").return ?
{
name = "munlockall"
retstr = return_str(1, $return)
}
# munmap _____________________________________________________
# long sys_munmap(unsigned long addr, size_t len)
probe syscall.munmap = kernel.function("sys_munmap").call
{
name = "munmap"
start = $addr
length = __ulong($len)
argstr = sprintf("%p, %u", start, length)
}
probe syscall.munmap.return = kernel.function("sys_munmap").return
{
name = "munmap"
retstr = return_str(1, $return)
}
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