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From: syzbot <syzbot+4a39a025912b265cacef@syzkaller.appspotmail.com>
To: a@unstable.cc, adilger.kernel@dilger.ca, afd@ti.com,
	b.a.t.m.a.n@lists.open-mesh.org, chris@lapa.com.au,
	davem@davemloft.net, linux-ext4@vger.kernel.org,
	linux-kernel@vger.kernel.org, mareklindner@neomailbox.ch,
	netdev@vger.kernel.org, pali.rohar@gmail.com, sre@kernel.org,
	sw@simonwunderlich.de, syzkaller-bugs@googlegroups.com,
	tytso@mit.edu
Subject: Re: KASAN: use-after-free Read in ext4_xattr_set_entry (2)
Date: Sat, 14 Dec 2019 17:27:00 -0800	[thread overview]
Message-ID: <000000000000dcc9b10599b3fd5e@google.com> (raw)
In-Reply-To: <000000000000c71dcf0579b0553f@google.com>

syzbot has bisected this bug to:

commit 8835cae5f2abd7f7a3143afe357f416aff5517a4
Author: Chris Lapa <chris@lapa.com.au>
Date:   Wed Jan 11 01:44:47 2017 +0000

     power: supply: bq27xxx: adds specific support for bq27520-g4 revision.

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=16661f41e00000
start commit:   ae4b064e Merge tag 'afs-fixes-20191211' of git://git.kerne..
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=15661f41e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=11661f41e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=79f79de2a27d3e3d
dashboard link: https://syzkaller.appspot.com/bug?extid=4a39a025912b265cacef
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15ec1332e00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=163455dee00000

Reported-by: syzbot+4a39a025912b265cacef@syzkaller.appspotmail.com
Fixes: 8835cae5f2ab ("power: supply: bq27xxx: adds specific support for  
bq27520-g4 revision.")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

  parent reply	other threads:[~2019-12-15  1:27 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-02 15:39 KASAN: use-after-free Read in ext4_xattr_set_entry (2) syzbot
2019-12-13 18:21 ` syzbot
2019-12-15  1:27 ` syzbot [this message]
2019-12-15  6:30   ` Theodore Y. Ts'o
2019-12-15  6:52     ` syzbot
2019-12-16  8:09     ` Dmitry Vyukov

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