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Message-ID: <alpine.DEB.2.21.1908122143290.7324@nanos.tec.linutronix.de>
Date: Mon, 12 Aug 2019 21:45:39 +0200 (CEST)
From: Thomas Gleixner <tglx@...utronix.de>
To: syzbot <syzbot+c4521ac872a4ccc3afec@...kaller.appspotmail.com>
cc: alexander.h.duyck@...el.com, amritha.nambiar@...el.com,
andriy.shevchenko@...ux.intel.com, avagin@...il.com,
davem@...emloft.net, dmitry.torokhov@...il.com, dvyukov@...gle.com,
eric.dumazet@...il.com, f.fainelli@...il.com,
gregkh@...uxfoundation.org, idosch@...lanox.com, jiri@...lanox.com,
kimbrownkd@...il.com, linux-kernel@...r.kernel.org,
netdev@...r.kernel.org, syzkaller-bugs@...glegroups.com,
tyhicks@...onical.com, wanghai26@...wei.com, yuehaibing@...wei.com
Subject: Re: WARNING: ODEBUG bug in netdev_freemem (2)
On Wed, 7 Aug 2019, syzbot wrote:
> syzbot has found a reproducer for the following crash on:
>
> HEAD commit: 13dfb3fa Merge git://git.kernel.org/pub/scm/linux/kernel/g..
> git tree: net-next
> console output: https://syzkaller.appspot.com/x/log.txt?x=1671e69a600000
> kernel config: https://syzkaller.appspot.com/x/.config?x=d4cf1ffb87d590d7
> dashboard link: https://syzkaller.appspot.com/bug?extid=c4521ac872a4ccc3afec
> compiler: gcc (GCC) 9.0.0 20181231 (experimental)
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=170542c2600000
I can't reproduce that here. Can you please apply the patch from:
https://lore.kernel.org/lkml/alpine.DEB.2.21.1906241920540.32342@nanos.tec.linutronix.de
and try to reproduce with that applied? That should give us more
information about the actual delayed work.
Thanks,
tglx
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