Bug#707257: linux-image-3.8-1-686-pae: KVM crashes with "entry failed, hardware error 0x80000021"

[Paolo Bonzini <pbonzini@redhat.com>]

Il 13/06/2013 09:42, Paolo Bonzini ha scritto:
> Il 13/06/2013 07:57, Stefan Pietsch ha scritto:
>> git bisect tells me:
>> 79fd50c67f91136add9726fb7719b57a66c6f763 is the first bad commit
> 
> This is an s390 commit, so the bisect somehow went wrong.  Can you
> confirm that 3.7 works and 3.8 doesn't?

Sorry, 3.8 works and 3.9 doesn't
(66cdd0ceaf65a18996f561b770eedde1d123b019 was the 3.8 merge window
update, and your bisect shows it as good).

Can you double-check this with both normal "modprobe kvm_intel" and
"modprobe kvm_intel emulate_invalid_guest_state=0"?

Paolo

> Please check these pairs:
> 
> 9e2d59a and 89f883372fa60f604d136924baf3e89ff1870e9e
> 39ab967 and 875b7679abbb232b584f2eec59fa6e45690dd6c4
> 10b3866 and ea4a0ce11160200410abbabd44ec9e75e93a95be
> 4ffd4eb and ccae663cd4f62890d862c660e5ed762eb9821c14
> 896ea17 and 66cdd0ceaf65a18996f561b770eedde1d123b019
> 
> Please tell us which pair introduced the failure.  Then:
> 
> - if you get a "bad and bad" pair, tell us and we'll figure out what's
> next :)
> 
> - if you get a "good and bad" pair, do a "git bisect" between the two
> commits in that pair.
> 
> Thanks!
> 
> Paolo
> 
>> This is my bisect log:
>>
>> git bisect start
>> git bisect bad 9626357371b519f2b955fef399647181034a77fe
>> git bisect good ef4e359d9b9e2dc022f79840fd207796b524a893
>> git bisect good b5c78e04dd061b776978dad61dd85357081147b0
>> git bisect good 9e2d59ad580d590134285f361a0e80f0e98c0207
>> git bisect bad 69086a78bdc973ec0b722be790b146e84ba8a8c4
>> git bisect good 9ecf9b085a0926e07c78c08a07296bbfd1c37d07
>> git bisect bad 21fbd5809ad126b949206d78e0a0e07ec872ea11
>> git bisect bad 79fd50c67f91136add9726fb7719b57a66c6f763
>> git bisect good 66cdd0ceaf65a18996f561b770eedde1d123b019
>>
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