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Message-ID: <00000000000025334e05c34eab2c@google.com>
Date:   Thu, 27 May 2021 05:12:09 -0700
From:   syzbot <syzbot+6fb8ff5211d3e821398f@...kaller.appspotmail.com>
To:     dvyukov@...gle.com, gregkh@...uxfoundation.org, hch@....de,
        joey.jiaojg@...il.com, linux-kernel@...r.kernel.org,
        penguin-kernel@...ove.sakura.ne.jp, sidgup@...eaurora.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] unexpected kernel reboot (5)

syzbot has bisected this issue to:

commit f2d6c2708bd84ca953fa6b6ca5717e79eb0140c7
Author: Christoph Hellwig <hch@....de>
Date:   Wed Jan 20 20:46:31 2021 +0000

    kernfs: wire up ->splice_read and ->splice_write

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=144ee113d00000
start commit:   7ac3a1c1 Merge tag 'mtd/fixes-for-5.13-rc4' of git://git.k..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=164ee113d00000
console output: https://syzkaller.appspot.com/x/log.txt?x=124ee113d00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=266cda122a0b56c
dashboard link: https://syzkaller.appspot.com/bug?extid=6fb8ff5211d3e821398f
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=154e8703d00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=171382d3d00000

Reported-by: syzbot+6fb8ff5211d3e821398f@...kaller.appspotmail.com
Fixes: f2d6c2708bd8 ("kernfs: wire up ->splice_read and ->splice_write")

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

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