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# setsid _____________________________________________________
#
# long sys_setsid(void)
#
@define _SYSCALL_SETSID_NAME
%(
name = "setsid"
%)
@define _SYSCALL_SETSID_ARGSTR
%(
argstr = ""
%)
@define _SYSCALL_SETSID_REGARGS
%(
%)
probe syscall.setsid = dw_syscall.setsid !, nd_syscall.setsid {}
probe syscall.setsid.return = dw_syscall.setsid.return !,
nd_syscall.setsid.return {}
# dw_setsid _____________________________________________________
probe dw_syscall.setsid = kernel.function("sys_setsid").call
{
@_SYSCALL_SETSID_NAME
@_SYSCALL_SETSID_ARGSTR
}
probe dw_syscall.setsid.return = kernel.function("sys_setsid").return
{
@_SYSCALL_SETSID_NAME
@SYSC_RETVALSTR($return)
}
# nd_setsid _____________________________________________________
probe nd_syscall.setsid = nd1_syscall.setsid!, nd2_syscall.setsid!, tp_syscall.setsid
{ }
probe nd1_syscall.setsid = kprobe.function("sys_setsid")
{
@_SYSCALL_SETSID_NAME
@_SYSCALL_SETSID_ARGSTR
}
/* kernel 4.17+ */
probe nd2_syscall.setsid = kprobe.function(@arch_syscall0_prefix "sys_setsid") ?
{
@_SYSCALL_SETSID_NAME
@_SYSCALL_SETSID_ARGSTR
}
/* kernel 3.5+, but undesirable because it affects all syscalls */
probe tp_syscall.setsid = kernel.trace("sys_enter") ?
{
@__syscall_compat_gate(@const("__NR_setsid"), @const("__NR_compat_setsid"))
@_SYSCALL_SETSID_NAME
@_SYSCALL_SETSID_ARGSTR
}
probe nd_syscall.setsid.return = nd1_syscall.setsid.return!, nd2_syscall.setsid.return!, tp_syscall.setsid.return
{ }
probe nd1_syscall.setsid.return = kprobe.function("sys_setsid").return
{
@_SYSCALL_SETSID_NAME
@SYSC_RETVALSTR(returnval())
}
/* kernel 4.17+ */
probe nd2_syscall.setsid.return = kprobe.function(@arch_syscall0_prefix "sys_setsid").return ?
{
@_SYSCALL_SETSID_NAME
@SYSC_RETVALSTR(returnval())
}
/* kernel 3.5+, but undesirable because it affects all syscalls */
probe tp_syscall.setsid.return = kernel.trace("sys_exit")
{
__set_syscall_pt_regs($regs)
@__syscall_compat_gate(@const("__NR_setsid"), @const("__NR_compat_setsid"))
@_SYSCALL_SETSID_NAME
@SYSC_RETVALSTR($ret)
}
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