syscall.sh / s390x / tkill

tkill

send a signal to a thread

sys_tkill(pid_t pid, int sig)
number237 (0xed)
abicommon
entry pointsys_tkill
sinceLinux 4.16
man pagetkill(2)
sourceelixir.bootlin.com

Registers

registervalue
r1237, the syscall number
r2pid_t pid
r3int sig
r2the return value

Then run svc 0 to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/s390x/tkill