syscall.sh / x32 / rt_sigaction

rt_sigaction

examine and change a signal action

compat_sys_rt_sigaction(int sig, const struct sigaction *act, struct sigaction *oact, size_t sigsetsize)
number1073742336 (0x40000200)
abix32
entry pointcompat_sys_rt_sigaction
sinceLinux 3.4
man pagert_sigaction(2)
sourceelixir.bootlin.com

Registers

registervalue
rax1073742336, the syscall number
rdiint sig
rsiconst struct sigaction *act
rdxstruct sigaction *oact
r10size_t sigsetsize
raxthe return value

Then run syscall to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/x32/rt_sigaction