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From: Paolo Bonzini <pbonzini@redhat.com>
To: Marc Haber <mh+linux-kernel@zugschlus.de>
Cc: Borislav Petkov <bp@alien8.de>,
	linux-kernel@vger.kernel.org, kvm ML <kvm@vger.kernel.org>
Subject: Re: Major KVM issues with kernel 4.5 on the host
Date: Thu, 14 Apr 2016 19:30:43 +0200	[thread overview]
Message-ID: <570FD3C3.2030709@redhat.com> (raw)
In-Reply-To: <20160414164757.GA6484@torres.zugschlus.de>



On 14/04/2016 18:47, Marc Haber wrote:
>> > Ok, then I guess bisection is needed.  Please first try commit
>> > 45bdbcfdf241.
> I did git checkout 45bdbcfdf241 and built the resulting kernel
> 4.4.0-rc5. This one has now been running for ten hours, which is
> threefold the longest time that a faulty kernel has held before a VM
> experienced corruption. So I guess, that one is fine.

Interesting, this means it's not a KVM bug.  You can ignore my patch
from yesterday (though we'll get it in anyway).

> Since 4.5.0-rc1 is bad, I guess I do:
> 
> git checkout 45bdbcfdf241
> git bisect start
> git bisect good
> git bisect bad v4.5.0-rc1

This is correct but you also want to do

git bisect good 4.4.0
git bisect good 4.4.0-rc5

so that bisection basically works through the commits in the merge window.

Thanks,

Paolo

  reply	other threads:[~2016-04-14 17:30 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-17 16:54 Major KVM issues with kernel 4.5 on the host Marc Haber
2016-03-17 18:11 ` Borislav Petkov
2016-03-18 10:01   ` Paolo Bonzini
2016-04-13 18:37     ` Marc Haber
2016-04-13 20:36       ` Paolo Bonzini
2016-04-13 20:52         ` Marc Haber
2016-04-13 22:29         ` Marc Haber
2016-04-14  1:16           ` Paolo Bonzini
2016-04-14  5:22             ` Marc Haber
2016-04-21  8:39               ` Marc Haber
2016-04-21 12:37                 ` Borislav Petkov
2016-04-21 14:50                   ` Marc Haber
2016-04-21 16:51                     ` Borislav Petkov
2016-04-21 20:04                       ` Marc Haber
2016-04-23 16:04                         ` Borislav Petkov
2016-04-23 18:43                           ` Marc Haber
2016-04-23 18:52                             ` Dr. David Alan Gilbert
2016-05-12 20:20                               ` transparent huge pages breaks KVM on AMD Marc Haber
2016-05-12 20:24                                 ` Kirill A. Shutemov
2016-05-12 20:34                                   ` Marc Haber
2016-05-12 20:42                                     ` Kirill A. Shutemov
2016-05-13  5:23                                       ` Marc Haber
2016-05-13  8:07                                         ` Borislav Petkov
2016-05-13  8:09                                           ` Borislav Petkov
2016-05-13 13:21                                             ` Marc Haber
2016-05-13 16:08                                               ` Borislav Petkov
2016-05-14  6:19                                             ` Marc Haber
2016-05-13  9:08                                           ` Marc Haber
2016-05-13  9:19                                             ` Borislav Petkov
2016-05-13 14:59                                           ` Marc Haber
2016-05-13  8:35                                 ` Dr. David Alan Gilbert
2016-05-13 14:03                                   ` Marc Haber
2016-04-23 23:57                             ` Major KVM issues with kernel 4.5 on the host Borislav Petkov
2016-04-14  6:07             ` Marc Haber
2016-04-14 16:47             ` Marc Haber
2016-04-14 17:30               ` Paolo Bonzini [this message]
2016-04-14 17:47                 ` Marc Haber
2016-03-18 18:49   ` Marc Haber
2016-03-18 22:04     ` Borislav Petkov
2016-03-19  0:08       ` Marc Haber
2016-03-20 13:31         ` Borislav Petkov
2016-03-20 17:14           ` Andrey Korolyov
2016-03-20 18:25             ` Borislav Petkov
2016-03-20 18:42               ` Andrey Korolyov
2016-03-20 18:58                 ` Borislav Petkov
2016-04-13 18:22                   ` Marc Haber
2016-04-13 20:37                     ` Paolo Bonzini
2016-04-13 18:20           ` Marc Haber
2016-03-21  9:08         ` Paolo Bonzini

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