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From: syzbot <syzbot+aac7bff85be224de5156@syzkaller.appspotmail.com>
To: akpm@linux-foundation.org, clm@fb.com, dsterba@suse.com,
	 josef@toxicpanda.com, linux-btrfs@vger.kernel.org,
	 linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	 linux-mm@kvack.org, nogikh@google.com,
	syzkaller-bugs@googlegroups.com,  willy@infradead.org,
	wqu@suse.com
Subject: Re: [syzbot] [btrfs?] kernel BUG in __folio_start_writeback
Date: Thu, 28 Nov 2024 10:56:03 -0800	[thread overview]
Message-ID: <6748bcc3.050a0220.253251.008c.GAE@google.com> (raw)
In-Reply-To: <67432dee.050a0220.1cc393.0041.GAE@google.com>

syzbot has bisected this issue to:

commit c87c299776e4d75bcc5559203ae2c37dc0396d80
Author: Qu Wenruo <wqu@suse.com>
Date:   Thu Oct 10 04:46:12 2024 +0000

    btrfs: make buffered write to copy one page a time

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=165dd3c0580000
start commit:   228a1157fb9f Merge tag '6.13-rc-part1-SMB3-client-fixes' o..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=155dd3c0580000
console output: https://syzkaller.appspot.com/x/log.txt?x=115dd3c0580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=402159daa216c89d
dashboard link: https://syzkaller.appspot.com/bug?extid=aac7bff85be224de5156
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=13840778580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=17840778580000

Reported-by: syzbot+aac7bff85be224de5156@syzkaller.appspotmail.com
Fixes: c87c299776e4 ("btrfs: make buffered write to copy one page a time")

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

  parent reply	other threads:[~2024-11-28 18:56 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-11-24 13:45 [syzbot] [btrfs?] kernel BUG in __folio_start_writeback syzbot
2024-11-24 21:26 ` Matthew Wilcox
2024-11-25  0:30   ` Qu Wenruo
2024-11-25 10:44     ` Aleksandr Nogikh
2024-11-26  8:43       ` Qu Wenruo
2024-11-26  6:42 ` Qu Wenruo
2024-11-26  7:35   ` syzbot
2024-11-28 18:56 ` syzbot [this message]
2024-11-28 21:26   ` Qu Wenruo
2024-11-29 21:17 ` Qu Wenruo
2024-11-30  1:51   ` syzbot
2024-11-30  4:27     ` Qu Wenruo
2024-11-30  6:36 ` Qu Wenruo
2024-11-30  7:01   ` syzbot
2025-01-23  5:06 ` syzbot

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