Re: INFO: task hung in do_truncate (2)

[syzbot]

syzbot suspects this issue was fixed by commit:

commit dfefd226b0bf7c435a58d75a0ce2f9273b9825f6
Author: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Date:   Tue Dec 15 03:15:03 2020 +0000

    mm: cleanup kstrto*() usage

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=111aa0cf500000
start commit:   7ae77150 Merge tag 'powerpc-5.8-1' of git://git.kernel.org..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=d195fe572fb15312
dashboard link: https://syzkaller.appspot.com/bug?extid=18b2ab4c697021ee8369
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15cec296100000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=153a741e100000

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

#syz fix: mm: cleanup kstrto*() usage

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