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

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Message-ID: <000000000000d227b6060fd90a48@google.com>
Date: Fri, 26 Jan 2024 05:12:04 -0800
From: syzbot <syzbot+d8fc21bfa138a5ae916d@...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 crc_itu_t

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=1204f1efe80000
start commit:   a4d7d7011219 Merge tag 'spi-fix-v6.4-rc5' of git://git.ker..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=7474de833c217bf4
dashboard link: https://syzkaller.appspot.com/bug?extid=d8fc21bfa138a5ae916d
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1442e70b280000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16db80dd280000

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