linux-kernel - Re: [syzbot] [btrfs?] WARNING in btrfs_finish_one

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Message-ID: <690efb8e.a70a0220.22f260.0078.GAE@google.com>
Date: Sat, 08 Nov 2025 00:13:02 -0800
From: syzbot <syzbot+6e54e639e7b934d64304@...kaller.appspotmail.com>
To: brauner@...nel.org, clm@...com, dsterba@...e.com, josef@...icpanda.com, 
	linux-btrfs@...r.kernel.org, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com, wqu@...e.com
Subject: Re: [syzbot] [btrfs?] WARNING in btrfs_finish_one_ordered

syzbot suspects this issue was fixed by commit:

commit 736bd9d2e35866a07f32d9884019e0431b0b50d8
Author: Qu Wenruo <wqu@...e.com>
Date:   Fri Jul 4 09:38:03 2025 +0000

    btrfs: restrict writes to opened btrfs devices

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13ecb812580000
start commit:   374a7f47bf40 Merge tag '6.5-rc5-ksmbd-server' of git://git..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=da6e201fec031cc0
dashboard link: https://syzkaller.appspot.com/bug?extid=6e54e639e7b934d64304
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=17eef89da80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=147c2fa5a80000

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

#syz fix: btrfs: restrict writes to opened btrfs devices

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