syscall.sh / x86 / lookup_dcookie

lookup_dcookie

return a directory entry's path

sys_lookup_dcookie(u64 cookie64, char *buf, size_t len)

This syscall was removed in Linux 6.7.

number253 (0xfd)
abii386
entry pointsys_lookup_dcookie
sinceLinux 3.3
removed inLinux 6.7
man pagelookup_dcookie(2)
sourceelixir.bootlin.com

Registers

registervalue
eax253, the syscall number
ebxu64 cookie64
ecxchar *buf
edxsize_t len
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/lookup_dcookie