Re: [syzbot] [xfs?] INFO: task hung in xfs_buf_item_unpin

From: syzbot
Date: Mon Feb 05 2024 - 17:05:05 EST


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=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