Re: [syzbot] [f2fs?] WARNING: lock held when returning to user space in f2fs_write_single_data_page

syzbot
2023-09-15T05:49:33Z

syzbot suspects this issue was fixed by commit:

commit 5079e1c0c879311668b77075de3e701869804adf
Author: Chao Yu <chao@kernel.org>
Date: Fri Jun 2 08:36:05 2023 +0000

f2fs: avoid dead loop in f2fs_issue_checkpoint()

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15aae552680000
start commit: c8c655c34e33 Merge tag 'for-linus' of git://git.kernel.org..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=5eadbf0d3c2ece89
dashboard link: https://syzkaller.appspot.com/bug?extid=eb6201248f684e99b9f8
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13130a1c280000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13d919f8280000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: f2fs: avoid dead loop in f2fs_issue_checkpoint()

For information about bisection process see: https://goo.gl/tpsmEJ#bisection