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charset="UTF-8" syzbot suspects this issue was fixed by commit: commit 6f861765464f43a71462d52026fbddfc858239a5 Author: Jan Kara 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=176f2d7be80000 start commit: d2980d8d8265 Merge tag 'mm-nonmm-stable-2023-02-20-15-29' .. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=471a946f0dd5764c dashboard link: https://syzkaller.appspot.com/bug?extid=3f083e9e08b726fcfba2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17a077d8c80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14d91c74c80000 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