syscall.sh / x86 / setfsuid32
setfsuid32
set user identity used for filesystem checks
sys_setfsuid(uid_t uid)| number | 215 (0xd7) |
|---|---|
| abi | i386 |
| entry point | sys_setfsuid |
| since | Linux 3.3 |
| man page | setfsuid32(2) |
| source | elixir.bootlin.com |
Registers
| register | value |
|---|---|
eax | 215, the syscall number |
ebx | uid_t uid |
eax | the return value |
Then run int 0x80 to enter the kernel.
Same syscall on other architectures
- arm 215
- m68k 215
- microblaze 215
- sh 215
- sparc 91
Get this as JSON: https://api.syscall.sh/v2/syscalls/x86/setfsuid32