Re: noisy selinux messages on tmpfs mount.

Paul Moore
2015-01-08T19:39:52Z

On Thursday, January 08, 2015 02:34:57 PM Paul Moore wrote:
> On Thursday, January 08, 2015 02:08:22 PM Dave Jones wrote:
> > systemd has started mounting a tmpfs in /run/user/<uid> every time a
> > session begins. So after ssh'ing into a box a number of times, dmesg
> > looks like this..
> >
> > [...] SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs
> > [...] SELinux: initialized (dev tmpfs, type tmpfs), uses transition SIDs
>
> {snip}
>
> > What's a good solution to stopping this spew ? printk_once doesn't seem
> > like a good fit, in case someone is doing different labelling behaviours
> > between mounts.
> >
> > Could we only print it if the mount is being done with non-default
> > behaviour perhaps?
>
> I'm very curious to hear Stephen's opinion on the issue, but I wonder how
> much this would honestly impact us if we removed this message in the case
> where we mount the filesystem with a known labeling behavior.

[NOTE: adding the SELinux list to the CC line.]

--
paul moore
security @ redhat