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=14fffd6c180000 start commit: c3eb11fbb826 Merge tag 'pci-v6.1-fixes-3' of git://git.ker.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=8d01b6e3197974dd dashboard link: https://syzkaller.appspot.com/bug?extid=3969ffae9388a369bab8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1615d7e5880000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15f20981880000 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