tkill on score

send a signal to a thread

sys_tkill(pid_t pid, int sig)
number130 (0x82)
abicommon
entry pointsys_tkill
sinceLinux 3.7 or earlier (3.7 is the first release scanned for score)
man pagetkill(2)
sourceelixir.bootlin.com

Registers

registervalue
r27130, the syscall number
r4pid_t pid
r5int sig
r4the return value

Then run syscall to enter the kernel.

r7 is the error flag and r4 then holds the positive error number.

This architecture was removed from the Linux kernel in Linux 4.17. The newest release with a syscall table here is Linux 4.16. The other removed architectures live on the historical architectures page.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/score/tkill?kernel=all