syzbot suspects this issue was fixed by commit: commit 6f861765464f43a71462d52026fbddfc858239a5 Author: Jan Kara <jack@xxxxxxx> 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=11595c8e180000 start commit: 33cc938e65a9 Linux 6.7-rc4 git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=b45dfd882e46ec91 dashboard link: https://syzkaller.appspot.com/bug?extid=ff866d16791d4984b3c7 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1048c7c2e80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=161fa8ace80000 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