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=151b2b78180000 start commit: 92901222f83d Merge tag 'f2fs-for-6-6-rc1' of git://git.ker.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=3d78b3780d210e21 dashboard link: https://syzkaller.appspot.com/bug?extid=4fcffdd85e518af6f129 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17933a00680000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12ef7104680000 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