netdev - Re: [GIT PULL] virtio: fatures, fixes

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Message-ID: <20220814194031.ciql3slc5c34ayjw@awork3.anarazel.de>
Date:   Sun, 14 Aug 2022 12:40:31 -0700
From:   Andres Freund <andres@...razel.de>
To:     "Michael S. Tsirkin" <mst@...hat.com>
Cc:     Xuan Zhuo <xuanzhuo@...ux.alibaba.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        kvm@...r.kernel.org, virtualization@...ts.linux-foundation.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        alvaro.karsz@...id-run.com, colin.i.king@...il.com,
        colin.king@...el.com, dan.carpenter@...cle.com, david@...hat.com,
        elic@...dia.com, eperezma@...hat.com, gautam.dawar@...inx.com,
        gshan@...hat.com, hdegoede@...hat.com, hulkci@...wei.com,
        jasowang@...hat.com, jiaming@...china.com,
        kangjie.xu@...ux.alibaba.com, lingshan.zhu@...el.com,
        liubo03@...pur.com, michael.christie@...cle.com,
        pankaj.gupta@....com, peng.fan@....com, quic_mingxue@...cinc.com,
        robin.murphy@....com, sgarzare@...hat.com, suwan.kim027@...il.com,
        syoshida@...hat.com, xieyongji@...edance.com, xuqiang36@...wei.com
Subject: Re: [GIT PULL] virtio: fatures, fixes

Hi,

On 2022-08-14 04:59:48 -0400, Michael S. Tsirkin wrote:
> On Sat, Aug 13, 2022 at 09:39:06PM -0700, Andres Freund wrote:
> > Hi,
> > 
> > On 2022-08-13 20:52:39 -0700, Andres Freund wrote:
> > > Is there specific information you'd like from the VM? I just recreated the
> > > problem and can extract.
> > 
> > Actually, after reproducing I seem to now hit a likely different issue. I
> > guess I should have checked exactly the revision I had a problem with earlier,
> > rather than doing a git pull (up to aea23e7c464b)
> 
> Looks like there's a generic memory corruption so it crashes
> in random places.

Either a generic memory corruption, or something wrong with IO.

> Would bisect be possible for you?

I'll give it a go.

Greetings,

Andres Freund