qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] qemu-2.8-rc4 is broken


From: Pavel Dovgalyuk
Subject: Re: [Qemu-devel] qemu-2.8-rc4 is broken
Date: Wed, 21 Dec 2016 08:57:34 +0300

> -----Original Message-----
> From: Stefan Hajnoczi [mailto:address@hidden
> On Tue, Dec 20, 2016 at 11:10 AM, Pavel Dovgalyuk <address@hidden> wrote:
> >> From: Stefan Hajnoczi [mailto:address@hidden
> >> On Tue, Dec 20, 2016 at 10:45:44AM +0300, Pavel Dovgalyuk wrote:
> >> > It also fails much earlier when I enable logs with "-d int -D log".
> >> >
> >> Looks like a heap corruption bug since free() is failing.
> >
> > Seems to be a race condition.
> > When I add logs into invalidate_page_bitmap, the bug disappears.
> > It seems that someone tries to free the same page bitmap twice and 
> > simultaneously.
> 
> Does the following workaround prevent the crashes?
> 
> -global apic-common.vapic=off

Yes, this option helps.
Thank you.

Pavel Dovgalyuk




reply via email to

[Prev in Thread] Current Thread [Next in Thread]