/dev/pts/ptmx SELinux label

Daniel J Walsh dwalsh at redhat.com
Fri Jun 17 17:29:09 UTC 2011


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On 06/17/2011 12:42 PM, Jerry James wrote:
> While trying to debug the Rawhide boot lockup on my i686 virtual
> machine that has been discussed here recently, I've had to do a number
> of SELinux relabels.  Every single time, I see this one:
> 
> reset /dev/pts/ptmx context
> system_u:object_r:devpts_t:s0->system_u:object_r:ptmx_t:s0
> 
> So restorecon disagrees with whatever creates /dev/pts/ptmx about what
> type it should be.  What does create /dev/pts/ptmx, and which type is
> right?
ptmx_t is correct.

grep /dev/pts /etc/selinux/targeted/contexts/files/file_contexts
/dev/pts(/.*)?	<<none>>
/dev/pts	-d	system_u:object_r:devpts_t:s0
/dev/pts/ptmx	-c	system_u:object_r:ptmx_t:s0

/dev/pts is a mounted devpts file system,  I would figure the kernel
must be creating this.
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