linux-kernel - Re: [syzbot] [bcachefs?] INFO: task hung in bchfs

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Message-ID: <6775fb56.050a0220.3a8527.0033.GAE@google.com>
Date: Wed, 01 Jan 2025 18:35:02 -0800
From: syzbot <syzbot+20254ae9982bc25a0dc7@...kaller.appspotmail.com>
To: bfoster@...hat.com, kent.overstreet@...ux.dev, 
	linux-bcachefs@...r.kernel.org, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [bcachefs?] INFO: task hung in bchfs_fallocate (2)

syzbot has bisected this issue to:

commit 1d16c605cc55ef26f0c65b362665a6c99080ccbc
Author: Kent Overstreet <kent.overstreet@...ux.dev>
Date:   Thu Nov 9 19:22:46 2023 +0000

    bcachefs: Disk space accounting rewrite

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1750e8b0580000
start commit:   8155b4ef3466 Add linux-next specific files for 20241220
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=14d0e8b0580000
console output: https://syzkaller.appspot.com/x/log.txt?x=10d0e8b0580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=9c90bb7161a56c88
dashboard link: https://syzkaller.appspot.com/bug?extid=20254ae9982bc25a0dc7
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=170cd0b0580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=14e432c4580000

Reported-by: syzbot+20254ae9982bc25a0dc7@...kaller.appspotmail.com
Fixes: 1d16c605cc55 ("bcachefs: Disk space accounting rewrite")

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