linux-kernel - Re: [syzbot] [udf?] KASAN: use-after-free Read in udf_finalize

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Message-ID: <000000000000f279ea0612dc62cd@google.com>
Date: Mon, 04 Mar 2024 13:27:02 -0800
From: syzbot <syzbot+46073c22edd7f242c028@...kaller.appspotmail.com>
To: axboe@...nel.dk, brauner@...nel.org, jack@...e.com, jack@...e.cz, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [udf?] KASAN: use-after-free Read in udf_finalize_lvid

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=1495d341180000
start commit:   861deac3b092 Linux 6.7-rc7
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=e1e118a9228c45d7
dashboard link: https://syzkaller.appspot.com/bug?extid=46073c22edd7f242c028
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=16a44d79e80000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=130b99e9e80000

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