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

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Message-ID: <6922c3ee.a70a0220.d98e3.0061.GAE@google.com>
Date: Sun, 23 Nov 2025 00:21:02 -0800
From: syzbot <syzbot+cf3d1015b55ff73dcdc8@...kaller.appspotmail.com>
To: 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 btree_write_buffer_flush_seq

syzbot suspects this issue was fixed by commit:

commit bcf77a05fb3d6210026483703bcacb22ed961c99
Author: Kent Overstreet <kent.overstreet@...ux.dev>
Date:   Fri Nov 8 05:25:18 2024 +0000

    bcachefs: Fix hidden btree errors when reading roots

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=17c0b97c580000
start commit:   2e1b3cc9d7f7 Merge tag 'arm-fixes-6.12-2' of git://git.ker..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=11254d3590b16717
dashboard link: https://syzkaller.appspot.com/bug?extid=cf3d1015b55ff73dcdc8
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12a536a7980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1402cf40580000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: bcachefs: Fix hidden btree errors when reading roots

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