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From: syzbot <syzbot+0dd5b81275fa083055d7@syzkaller.appspotmail.com>
To: adilger.kernel@dilger.ca, clang-built-linux@googlegroups.com,
	 harshadshirwadkar@gmail.com, linux-ext4@vger.kernel.org,
	 linux-kernel@vger.kernel.org, nathan@kernel.org,
	ndesaulniers@google.com,  syzkaller-bugs@googlegroups.com,
	tytso@mit.edu
Subject: Re: [syzbot] [ext4?] INFO: task hung in ext4_stop_mmpd
Date: Fri, 20 Sep 2024 12:06:02 -0700	[thread overview]
Message-ID: <66edc79a.050a0220.3195df.000b.GAE@google.com> (raw)
In-Reply-To: <000000000000690606061ce1fe7e@google.com>

syzbot has bisected this issue to:

commit 21175ca434c5d49509b73cf473618b01b0b85437
Author: Harshad Shirwadkar <harshadshirwadkar@gmail.com>
Date:   Thu Apr 1 17:21:29 2021 +0000

    ext4: make prefetch_block_bitmaps default

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1427bf00580000
start commit:   4a39ac5b7d62 Merge tag 'random-6.12-rc1-for-linus' of git:..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=1627bf00580000
console output: https://syzkaller.appspot.com/x/log.txt?x=1227bf00580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=dd14c10ec1b6af25
dashboard link: https://syzkaller.appspot.com/bug?extid=0dd5b81275fa083055d7
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14fbd177980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=108ea607980000

Reported-by: syzbot+0dd5b81275fa083055d7@syzkaller.appspotmail.com
Fixes: 21175ca434c5 ("ext4: make prefetch_block_bitmaps default")

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

  parent reply	other threads:[~2024-09-20 19:06 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-10 10:20 [syzbot] [ext4?] INFO: task hung in ext4_stop_mmpd syzbot
2024-09-19  8:31 ` syzbot
2024-09-20 19:06 ` syzbot [this message]
2024-10-21 23:37 ` syzbot
2024-10-22  9:03   ` Jan Kara

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