Re: kvm: repeatable kernel crash with Athlon II cpu

From: Stas Sergeev
Date: Tue Mar 29 2016 - 12:08:56 EST


29.03.2016 18:37, Paolo Bonzini ÐÐÑÐÑ:
>
>
> On 29/03/2016 17:22, Stas Sergeev wrote:
>> I've been running dosemu and found out that it hangs
>> or reboots one of my PCs. This happens with any fedora-23
>> kernels and hand-compiled kernels. The latest I tried, were:
>> 4.4.6-300.fc23.x86_64
>> 4.5.0-rc6
>
> Can you check if 4.3 works?
Same crash on kernel-4.2.3-300.fc23.x86_64 - the oldest
available for f23.

>> Hope someone can find such an old CPU an reproduce the problem.
>> Please let me know what info should I provide or what debugging
>> to do to help getting that fixed.
>
> Do you have experience bisecting the kernel? If so perhaps you can try
> doing that.
But it looks like a genuine bug, not a regression.
Of course I can check some 3.x versions...