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=15477434180000 start commit: a39b6ac3781d Linux 6.7-rc5 git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=e043d554f0a5f852 dashboard link: https://syzkaller.appspot.com/bug?extid=2c4a3b922a860084cc7f syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1687292ee80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16d8adbce80000 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