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Re: Fwd: libvirt-daemon-system (bpo) upgrade hard freezes system



Jan Groenewald wrote:

> Hi
> 
> On 18 March 2018 at 15:33, Jan Groenewald <jan.groenewald@gmail.com> wrote:
> 
> > Hi
> >
> > On 18 March 2018 at 15:22, Jan Groenewald <jan.groenewald@gmail.com>
> > wrote:
> >
> >> Hi
> >>
> >> On 18 March 2018 at 05:14, Ben Hutchings <ben@decadent.org.uk> wrote:
> >>
> >>> It's also reported against the wrong package.  Userland should not be
> >>> able to trigger a system freeze, so this is a bug in a kernel
> >>> component.  Assuming that you're using libvirt to manage KVM/QEMU or
> >>> LXC then it's the kernel package (linux-image-4.14.0-0.bpo.4-amd64).
> >>>
> >>
> >> Many thanks for this. I am managing 2 KVM/QEMU guests.
> >>
> >> Indeed, when I reboot to 4.9.0-6 from stretch then the libvirt* packges
> >> upgrade cleanly.
> >>
> >
> >
> > Note I am also running systemd and systemd-sysv 237-3~bpo9+1 amd64.
> >
> > Running 4.14.0-0.bpo.4 `systemctl disable cups-browsed` also hard freezes
> > the machine.
> > Running 4.9.0-6 that does not happen, the service is successfully disabled.
> >
> 
> Here is the output of the freeze I could still copy from a tmux session:
> 
> 0 root@jan-desktop:~#systemctl disable
> cups-browsed
> 
> Synchronizing state of cups-browsed.service with SysV service script with
> /lib/systemd/systemd-sysv-install.
> Executing: /lib/systemd/systemd-sysv-install disable cups-browsed
> insserv: warning: current start runlevel(s) (empty) of script
> `cups-browsed' overrides LSB defaults (2 3 4 5).
> insserv: warning: current stop runlevel(s) (0 1 2 3 4 5 6) of script
> `cups-browsed' overrides LSB defaults (0 1 6).
> insserv: warning: current start runlevel(s) (empty) of script
> `cups-browsed' overrides LSB defaults (2 3 4 5).
> insserv: warning: current stop runlevel(s) (0 1 2 3 4 5 6) of script
> `cups-browsed' overrides LSB defaults (0 1 6).

I run only a small subset of packages from backports[1], including the kernel,
and when I run `systemctl disable cups-browsed` it outputs the same as above
but there is no freeze.

Just another data point in case it helps.

[1] acpi-call-dkms, ansible, linux-{headers,image}-4.14.0-0.bpo.3,
linux-kbuild-4.14, virtualbox, virtualbox-dkms, virtualbox-qt

-- 

John Eikenberry
[ jae@zhar.net - http://zhar.net ]
[ PGP public key @ http://zhar.net/jae_at_zhar_net.gpg ]
________________________________________________________________________
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