[CentOS] Panic / EL6 / KVM / kernel-2.6.32-754.2.1.el6.x86_64

[Simon Matter]

> Am 30.08.2018 um 06:37 schrieb Simon Matter <simon.matter at invoca.ch>:
>>
>>> Since the update from kernel-2.6.32-754.2.1.el6.x86_64
>>> to kernel-2.6.32-754.3.5.el6.x86_64 I can not boot my
>>> KVM guests anymore!? The workstation panics immediately!
>>>
>>> I would not have expected this behavior now (last phase of OS).
>>> It was very robust until now (Optiplex Workstation). I see some KVM
>>> related lines in the changelog.diff. Before swimming upstream:
>>>
>>> Does some one have problems related to KVM with
>>> kernel-2.6.32-754.3.5.el6.x86_64 ??
>>
>> Is there any chance that this is related? Could you try downgrading
>> qemu-img/qemu-kvm and see if it helps?
>>
>> https://bugs.centos.org/view.php?id=15067
>>
>
> Thanks to pointing to that bug report.
>
> I downgraded from
>
> qemu-kvm-0.12.1.2-2.506.el6_10.1.x86_64
> qemu-img-0.12.1.2-2.506.el6_10.1.x86_64
>
> to
>
> qemu-img-0.12.1.2-2.503.el6_9.6.x86_64
> qemu-kvm-0.12.1.2-2.503.el6_9.6.x86_64
>
> and booted into
>
> kernel-2.6.32-754.3.5.el6.x86_64
>
> unfortunately no positiv effect.
>
> The system/host/workstation crashes/panics immediately after
> starting a guest system (EL6) with virsh start guest-name.
>
>
> BTW upstream bug report:
>
> https://bugzilla.redhat.com/show_bug.cgi?id=1623692

Unfortunately I only get "You are not authorized to access bug #1623692".

Simon