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From: syzbot <syzbot+9301f2f33873407d5b33@syzkaller.appspotmail.com>
To: andriin@fb.com, ast@kernel.org, bjorn.topel@intel.com,
	bpf@vger.kernel.org, catalin.marinas@arm.com,
	daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org,
	jakub.kicinski@netronome.com, john.fastabend@gmail.com,
	jonathan.lemon@gmail.com, justin.he@arm.com, kafai@fb.com,
	kirill.shutemov@linux.intel.com, linux-kernel@vger.kernel.org,
	linux-mm@kvack.org, magnus.karlsson@gmail.com,
	magnus.karlsson@intel.com, netdev@vger.kernel.org,
	songliubraving@fb.com, syzkaller-bugs@googlegroups.com,
	yhs@fb.com
Subject: Re: WARNING in wp_page_copy
Date: Tue, 17 Dec 2019 12:16:01 -0800	[thread overview]
Message-ID: <00000000000037571c0599ebff87@google.com> (raw)
In-Reply-To: <000000000000a6f2030598bbe38c@google.com>

syzbot has bisected this bug to:

commit 83d116c53058d505ddef051e90ab27f57015b025
Author: Jia He <justin.he@arm.com>
Date:   Fri Oct 11 14:09:39 2019 +0000

     mm: fix double page fault on arm64 if PTE_AF is cleared

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1378f5b6e00000
start commit:   e31736d9 Merge tag 'nios2-v5.5-rc2' of git://git.kernel.or..
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=10f8f5b6e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=1778f5b6e00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=79f79de2a27d3e3d
dashboard link: https://syzkaller.appspot.com/bug?extid=9301f2f33873407d5b33
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=10fd9fb1e00000

Reported-by: syzbot+9301f2f33873407d5b33@syzkaller.appspotmail.com
Fixes: 83d116c53058 ("mm: fix double page fault on arm64 if PTE_AF is  
cleared")

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

  parent reply	other threads:[~2019-12-17 20:16 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-02 17:27 WARNING in wp_page_copy syzbot
2019-12-14 16:20 ` syzbot
2019-12-16 15:00   ` Daniel Borkmann
2019-12-16 15:10     ` Magnus Karlsson
2019-12-17 13:27       ` Magnus Karlsson
2019-12-17 15:40         ` Catalin Marinas
2019-12-17 15:57           ` Magnus Karlsson
2019-12-17 22:38             ` Catalin Marinas
2019-12-18 15:00               ` Magnus Karlsson
2019-12-18 15:11               ` Kirill A. Shutemov
2019-12-17 20:16 ` syzbot [this message]
2020-03-24  2:47 ` syzbot
2020-11-11 13:34   ` Dmitry Vyukov

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