setregid on ia32

set real and/or effective user or group ID

sys_setregid16(old_gid_t rgid, old_gid_t egid)
number71 (0x47)
abii386
entry pointsys_setregid16
sinceLinux 3.3 or earlier (3.3 is the first release scanned for ia32)
man pagesetregid(2)
sourceelixir.bootlin.com

Registers

registervalue
eax71, the syscall number
ebxold_gid_t rgid
ecxold_gid_t egid
eaxthe return value

Then run int 0x80 to enter the kernel.

This compat ABI is only available when the kernel is built with CONFIG_IA32_EMULATION.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/ia32/setregid