renameat2 syscall is not recorded

[Paul Moore]

On Tue, Mar 9, 2021 at 1:44 PM Alan Evangelista <alan.vitor at gmail.com> wrote:
>
> I have the following audit rule:
>
> -a exit,always -F dir=/data -F arch=b64 -S open -S unlink -S unlinkat -S link -S rename -S renameat S renameat2 -S chmod -S fchmod -S fchmodat -S chown -S fchown -S fchownat -S mkdir -S rmdir -S setxattr -S lsetxattr -S fsetxattr -S removexattr -S lremovexattr -S fremovexattr -k filesystem_op
>
> I straced the "mv" command to be sure it's implemented using the renameat2 syscall:
>
> # strace mv /data/test5.txt /data/test6.txt
> execve("/bin/mv", ["mv", "/data/test5.txt", "/data/test6.txt"], 0x7ffdf760a210 /* 23 vars */) = 0
> (...)
> renameat2(AT_FDCWD, "/data/test5.txt", AT_FDCWD, "/data/test6.txt", 0) = 0
> (...)
>
> However, I don't see any events recorded in the auditd log file when I move files using the "mv" command. Am I doing something wrong?

This works for me on my test system, a few questions:

* What distro and kernel are you using?

* I'm assuming you see audit records for other SYSCALLS?

* Are you able to share the output of 'auditctl -l'?  If so, please do
if it isn't too long.

--
paul moore
www.paul-moore.com