syscall.sh / x86 / msgctl

msgctl

System V message control operations

sys_msgctl(int msqid, int cmd, struct msqid_ds *buf)
number402 (0x192)
abii386
entry pointsys_msgctl
sinceLinux 5.1
man pagemsgctl(2)
sourceelixir.bootlin.com

Registers

registervalue
eax402, the syscall number
ebxint msqid
ecxint cmd
edxstruct msqid_ds *buf
eaxthe return value

Then run int 0x80 to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/x86/msgctl