syscall.sh / sh / fchown

fchown

change ownership of a file

sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group)
number95 (0x5f)
abicommon
entry pointsys_fchown16
sinceLinux 5.0
man pagefchown(2)
sourceelixir.bootlin.com

Registers

registervalue
r395, the syscall number
r4unsigned int fd
r5old_uid_t user
r6old_gid_t group
r0the return value

Then run trapa #31 to enter the kernel.

Same syscall on other architectures

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