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From: Thomas Gleixner <tglx@linutronix.de>
To: syzbot <syzbot+c4521ac872a4ccc3afec@syzkaller.appspotmail.com>
Cc: alexander.h.duyck@intel.com, amritha.nambiar@intel.com,
	andriy.shevchenko@linux.intel.com, avagin@gmail.com,
	davem@davemloft.net, dmitry.torokhov@gmail.com,
	dvyukov@google.com, eric.dumazet@gmail.com, f.fainelli@gmail.com,
	gregkh@linuxfoundation.org, idosch@mellanox.com,
	jiri@mellanox.com, kimbrownkd@gmail.com,
	linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	syzkaller-bugs@googlegroups.com, tyhicks@canonical.com,
	wanghai26@huawei.com, yuehaibing@huawei.com
Subject: Re: WARNING: ODEBUG bug in netdev_freemem (2)
Date: Mon, 12 Aug 2019 21:45:39 +0200 (CEST)	[thread overview]
Message-ID: <alpine.DEB.2.21.1908122143290.7324@nanos.tec.linutronix.de> (raw)
In-Reply-To: <000000000000ea2c30058f901624@google.com>

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

      reply	other threads:[~2019-08-12 19:46 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-24  8:53 syzbot
2019-06-24  9:33 ` Thomas Gleixner
2019-06-24 10:54   ` Dmitry Vyukov
2019-06-24 12:08     ` Eric Dumazet
2019-06-24 12:22       ` Dmitry Vyukov
2019-06-24 13:18         ` Thomas Gleixner
2019-06-24 17:27           ` Thomas Gleixner
2019-08-08  0:25 ` syzbot
2019-08-12 19:45   ` Thomas Gleixner [this message]

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