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=12b95fdbe80000 start commit: 49c13ed0316d Merge tag 'soc-fixes-6.0-rc7' of git://git.ke.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=ba0d23aa7e1ffaf5 dashboard link: https://syzkaller.appspot.com/bug?extid=5dd35da975e32d9df9ab syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1173d7ff080000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16a2ea70880000 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