syscall.sh / nios2 / setfsuid

setfsuid

set user identity used for filesystem checks

sys_setfsuid(uid_t uid)
number151 (0x97)
abicommon
entry pointsys_setfsuid
sinceLinux 3.19
man pagesetfsuid(2)
sourceelixir.bootlin.com

Registers

registervalue
r2151, the syscall number
r4uid_t uid
r2the return value

Then run trap to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/nios2/setfsuid