syscall.sh / x86 / open_tree_attr

open_tree_attr

open path or create detached mount object and attach to fd

sys_open_tree_attr(int dfd, const char *path, unsigned flags, struct mount_attr *uattr, size_t usize)
number467 (0x1d3)
abii386
entry pointsys_open_tree_attr
sinceLinux 6.15
man pageopen_tree_attr(2)
sourceelixir.bootlin.com

Registers

registervalue
eax467, the syscall number
ebxint dfd
ecxconst char *path
edxunsigned flags
esistruct mount_attr *uattr
edisize_t usize
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/open_tree_attr