linux-ext4 - Re: [syzbot] [ext4?] kernel BUG in __ext4_journal

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Message-ID: <000000000000ecec7e061023c790@google.com>
Date: Mon, 29 Jan 2024 22:22:04 -0800
From: syzbot <syzbot+bdab24d5bf96d57c50b0@...kaller.appspotmail.com>
To: adilger.kernel@...ger.ca, axboe@...nel.dk, brauner@...nel.org, 
	jack@...e.cz, joneslee@...gle.com, linux-ext4@...r.kernel.org, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	nogikh@...gle.com, syzkaller-android-bugs@...glegroups.com, 
	syzkaller-bugs@...glegroups.com, tudor.ambarus@...aro.org, tytso@....edu
Subject: Re: [syzbot] [ext4?] kernel BUG in __ext4_journal_stop

syzbot suspects this issue was fixed by commit:

commit 6f861765464f43a71462d52026fbddfc858239a5
Author: Jan Kara <jack@...e.cz>
Date:   Wed Nov 1 17:43:10 2023 +0000

    fs: Block writes to mounted block devices

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=12d23c97e80000
start commit:   eeac8ede1755 Linux 6.3-rc2
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=dbab9019ad6fc418
dashboard link: https://syzkaller.appspot.com/bug?extid=bdab24d5bf96d57c50b0
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14e5a788c80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=141e64e2c80000

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

#syz fix: fs: Block writes to mounted block devices

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