[libvirt-users] Definition /dev/shm prevent LXC container from start: "Failed to access '(null)': Bad address"

[Daniel P. Berrange]

On Thu, Aug 11, 2016 at 08:24:53PM +0300, mxs kolo wrote:
> > it is a bug introduced in 2.1.0 - i've just copied you on a patch
> > that should fix it. If possible, it'd be good if you can build with
> > that patch and report whether it works for you
> >
> After patch,  container pass mount phase.
> But crash somewhere later:
> ----------------------------------------------------------------------------
> 2016-08-11 14:54:03.728+0000: 1: debug : lxcContainerMountAllFS:1625 :
> Mounting '(null)' -> '/dev/shm'
> 2016-08-11 14:54:03.904+0000: 6713: debug :
> lxcContainerWaitForContinue:418 : Got continue on fd 11 0
> 2016-08-11 14:54:03.904+0000: 6713: error : virLXCControllerRun:2439 :
> error receiving signal from container: Input/output error
> 2016-08-11 14:54:03.904+0000: 6713: debug : virFileClose:102 : Closed fd 9
> 2016-08-11 14:54:03.904+0000: 6713: debug : virFileClose:102 : Closed fd 11
> 2016-08-11 14:54:03.904+0000: 6713: debug : virProcessAbort:167 :
> aborting child process 6714
> 2016-08-11 14:54:03.904+0000: 6713: debug : virProcessAbort:172 :
> process has ended: fatal signal 11
> Failure in libvirt_lxc startup: error receiving signal from container:
> Input/output error
> ----------------------------------------------------------------------------

Ok, there was a second bug, which I've also sent a patch for now. I've
tested it works now too.

Regards,
Daniel
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