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=1410e3d0180000 start commit: 45a3e24f65e9 Linux 6.4-rc7 git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=24ce1b2abaee24cc dashboard link: https://syzkaller.appspot.com/bug?extid=4a16683f5520de8e47c4 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16bd1013280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=101d4adf280000 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