From: Pavel Machek <pavel@ucw.cz>
To: syzbot <syzbot+e1a4f80c370d2381e49f@syzkaller.appspotmail.com>
Cc: Julia.Lawall@lip6.fr, bp@alien8.de, dan.j.williams@intel.com,
dave.hansen@linux.intel.com, dave.jiang@intel.com,
dvyukov@google.com, haozhong.zhang@intel.com, hpa@zytor.com,
jacek.anaszewski@gmail.com, linux-kernel@vger.kernel.org,
linux-leds@vger.kernel.org, luto@kernel.org, mingo@redhat.com,
pbonzini@redhat.com, peterz@infradead.org, rkrcmar@redhat.com,
rpurdie@rpsys.net, syzkaller-bugs@googlegroups.com,
tglx@linutronix.de, x86@kernel.org
Subject: Re: WARNING in untrack_pfn
Date: Tue, 13 Aug 2019 13:31:54 +0200 [thread overview]
Message-ID: <20190813113154.GA8420@amd> (raw)
In-Reply-To: <000000000000c3fe1b058ffd7c99@google.com>
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On Tue 2019-08-13 03:56:06, syzbot wrote:
> syzbot has found a reproducer for the following crash on:
Unsigned emails are ugly. Could the "From: " be modified to include
name of responsible person?
> HEAD commit: d45331b0 Linux 5.3-rc4
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=16130d4a600000
> kernel config: https://syzkaller.appspot.com/x/.config?x=3d7eaed8496da4da
> dashboard link: https://syzkaller.appspot.com/bug?extid=e1a4f80c370d2381e49f
> compiler: clang version 9.0.0 (/home/glider/llvm/clang
> 80fee25776c2fb61e74c1ecb1a523375c2500b69)
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=131f8e0e600000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10e1a1ee600000
>
> The bug was bisected to:
>
> commit c68729119f4d2993bec3c9cb999ad76de5aeddba
> Author: Julia Lawall <Julia.Lawall@lip6.fr>
> Date: Sat Jul 15 09:58:19 2017 +0000
>
> leds: tlc591xx: add missing of_node_put
And this looks like mistake. I don't think this commit is causing the
crash. Can you somehow verify?
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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prev parent reply other threads:[~2019-08-13 11:31 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-23 16:59 WARNING in untrack_pfn syzbot
2019-04-12 11:42 ` syzbot
2019-04-12 13:01 ` Pavel Machek
2019-04-12 13:21 ` Julia Lawall
2019-05-08 12:37 ` Dmitry Vyukov
2019-05-08 12:37 ` Dmitry Vyukov
2019-08-13 10:56 ` syzbot
2019-08-13 11:31 ` Pavel Machek [this message]
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