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Re: [atomic-devel] tools and systemtap containers are available in Fedora

On 10/05/2017 01:18 PM, Jeremy Eder wrote:
setenforce 0 works...security-opt label:disable does not.

On Thu, Oct 5, 2017 at 1:06 PM, Daniel Walsh <dwalsh redhat com> wrote:
On 10/05/2017 01:00 PM, Frank Ch. Eigler wrote:
wcohen forwarded:

   [root dhcp23-91 ~]# atomic run --spc candidate-registry.fedoraproject.org/f26/systemtap <http://candidate-registry.fedoraproject.org/f26/systemtap>
     docker run --cap-add SYS_MODULE -v /sys/kernel/debug:/sys/kernel/debug -v /usr/src/kernels:/usr/src/kernels -v /usr/lib/modules/:/usr/lib/modules/ -v /usr/lib/debug:/usr/lib/debug -t -i --name systemtap-spc candidate-registry.fedoraproject.org/f26/systemtap <http://candidate-registry.fedoraproject.org/f26/systemtap>
     ERROR: Couldn't insert module '/tmp/stapNEjJDX/stap_4f013e7562b546a0316af840de9f0713_8509.ko': Operation not permitted
I bet
    # setenforce 0
makes it work for you.  As per audit.log:

type=AVC msg=audit(1507222590.683:7940): avc:  denied  { module_load }
for  pid=7595 comm="staprun" scontext=system_u:system_r:container_t:s0:c534,c921
tcontext=system_u:system_r:container_t:s0:c534,c921 tclass=system permissive=1

- FChE
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Rather then putting the system into permissive mode, you should run a privileged container or at least disable SELinux protections.

docker run -ti --security-opt label:disable ...


-- Jeremy Eder

Could you show me the AVC you get when you do the label:disable?

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