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From: Markus Armbruster <armbru@redhat.com>
To: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Cc: 'Paolo Bonzini' <pbonzini@redhat.com>,
	"Grundmann, Christian" <Christian.Grundmann@fabasoft.com>,
	"'qemu-devel@nongnu.org'" <qemu-devel@nongnu.org>,
	"stefanha@redhat.com" <stefanha@redhat.com>
Subject: Re: [Qemu-devel] WG: [ovirt-users] Segmentation fault in libtcmalloc
Date: Thu, 10 Dec 2015 14:18:38 +0100	[thread overview]
Message-ID: <87a8picuhd.fsf@blackfin.pond.sub.org> (raw)
In-Reply-To: <20151210123822.GG2570@work-vm> (David Alan Gilbert's message of "Thu, 10 Dec 2015 12:38:23 +0000")

"Dr. David Alan Gilbert" <dgilbert@redhat.com> writes:

> * Grundmann, Christian (Christian.Grundmann@fabasoft.com) wrote:
>> Hi,
>> 
>> qemu-img-ev-2.3.0-29.1.el7.x86_64
>> libvirt-daemon-driver-qemu-1.2.8-16.el7_1.4.x86_64
>> qemu-kvm-ev-2.3.0-29.1.el7.x86_64
>> qemu-kvm-common-ev-2.3.0-29.1.el7.x86_64
>> ipxe-roms-qemu-20130517-7.gitc4bce43.el7.noarch
>> qemu-kvm-tools-ev-2.3.0-29.1.el7.x86_64
>> 
>> 
>> it seems pc-i440fx-rhel7.2.0 is the default for ovirt 3.6 
>> 
>> I tried using only virtio-scsi disk but the VM wont boot (not
>> bootable device) so i used IDE for the boot disk.
>
> I think this seg is actually quite different - although it depends
> where the actual corruption
> happened - looking at the backtrace again the failing thread wasn't
> the io thread; it
> failed in a call from the json parser in the main thread.

Yes, in a free on behalf of parser_context_free() on parser cleanup.
Smells like memory corruption.  Habe you tried reproducing under
valgrind?

  reply	other threads:[~2015-12-10 13:18 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <6A17C71B52524C408E7AAF69103E9E490F14400C@fabamailserver.fabagl.fabasoft.com>
     [not found] ` <20151113190014.GB18986@redhat.com>
2015-11-16  8:11   ` [Qemu-devel] WG: [ovirt-users] Segmentation fault in libtcmalloc Grundmann, Christian
2015-11-17  9:59     ` Dr. David Alan Gilbert
2015-11-17 10:36       ` Grundmann, Christian
2015-11-17 11:36         ` Dr. David Alan Gilbert
2015-11-17 14:11           ` Grundmann, Christian
2015-11-17 14:20             ` Grundmann, Christian
2015-11-17 14:42               ` Dr. David Alan Gilbert
2015-11-19 16:00                 ` Grundmann, Christian
2015-11-19 17:02                   ` Paolo Bonzini
2015-12-03  8:18                     ` Grundmann, Christian
2015-12-03  9:04                       ` Dr. David Alan Gilbert
2015-12-03  9:07                         ` Grundmann, Christian
2015-12-10 12:38                           ` Dr. David Alan Gilbert
2015-12-10 13:18                             ` Markus Armbruster [this message]
2015-12-10 13:37                               ` Grundmann, Christian
2015-11-20 19:06                   ` Dr. David Alan Gilbert

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