[pkg-lxc-devel] Bug#1010469: Bug#1010437: autopkgtest: autopkgtest-build-lxc fails to build working lxc environment

[Antonio Terceiro]

On Fri, May 06, 2022 at 07:08:23PM +0100, Julian Gilbey wrote:
> On Fri, May 06, 2022 at 02:08:23PM -0300, Antonio Terceiro wrote:
> > > [...]
> > > So now I'm in a quandry: despite installing lxc from scratch, and just
> > > redoing so (purging the packages and removing all of the cached files,
> > > /etc/lxc, /var/lib/lxc* and so on before reinstalling), I am still
> > > experiencing the same problem.  I am running what I believe to be a
> > > standard system - I first installed it in September 2020 or
> > > thereabouts and have kept it up-to-date with testing ever since.  I
> > > have no idea what might be causing this strange behaviour, and
> > > therefore I have got no clue how to fix it.  I also don't know whether
> > > what is wrong with my setup might affect other people as well.
> > > 
> > > If you have any suggestions of things I could look at on my system
> > > (configuration files, other packages, ...) I'm all ears!
> > 
> > Are all packages recommended by lxc installed?
> 
> Yes, they are.  It's a standard Debian kernel (currently
> linux-image-5.17.0-1-amd64 5.17.3-1).  I'm not aware of doing any
> customisations that might have caused problems :(
> 
> /etc/lxc/default.conf is unmodified:
> 
> lxc.net.0.type = veth
> lxc.net.0.link = lxcbr0
> lxc.net.0.flags = up
> 
> lxc.apparmor.profile = generated
> lxc.apparmor.allow_nesting = 1
> 
> 
> and when I created a trial container, I get
> /var/lib/lxc/debian-unstable-trial/config:
> 
> # Template used to create this container: /usr/share/lxc/templates/lxc-debian
> # Parameters passed to the template: -r unstable
> # For additional config options, please look at lxc.container.conf(5)
> 
> # Uncomment the following line to support nesting containers:
> #lxc.include = /usr/share/lxc/config/nesting.conf
> # (Be aware this has security implications)
> 
> lxc.net.0.type = veth
> lxc.net.0.hwaddr = 00:16:3e:78:11:12
> lxc.net.0.link = lxcbr0
> lxc.net.0.flags = up
> lxc.apparmor.profile = generated
> lxc.apparmor.allow_nesting = 1
> lxc.rootfs.path = dir:/var/lib/lxc/debian-unstable-trial/rootfs
> 
> # Common configuration
> lxc.include = /usr/share/lxc/config/debian.common.conf
> 
> # Container specific configuration
> lxc.tty.max = 4
> lxc.uts.name = debian-unstable-trial
> lxc.arch = amd64
> lxc.pty.max = 1024
> 
> 
> I've no idea if that is of any help.

I could not find anything wrong in those. I'm sorry but I don't know
what's wrong with your system. can you debug to check what is the exact
point where it fails to start a container?
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