syscall.sh / sh / getresgid

getresgid

get real, effective, and saved user/group IDs

sys_getresgid16(old_gid_t *rgid, old_gid_t *egid, old_gid_t *sgid)
number171 (0xab)
abicommon
entry pointsys_getresgid16
sinceLinux 5.0
man pagegetresgid(2)
sourceelixir.bootlin.com

Registers

registervalue
r3171, the syscall number
r4old_gid_t *rgid
r5old_gid_t *egid
r6old_gid_t *sgid
r0the return value

Then run trapa #31 to enter the kernel.

Same syscall on other architectures

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