setgid on ia32

set group identity

sys_setgid16(old_gid_t gid)
number46 (0x2e)
abii386
entry pointsys_setgid16
sinceLinux 3.3 or earlier (3.3 is the first release scanned for ia32)
man pagesetgid(2)
sourceelixir.bootlin.com

Registers

registervalue
eax46, the syscall number
ebxold_gid_t gid
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/setgid