[syzbot] [afs?] INFO: task hung in afs_cell_purge (2)

[syzbot]

syzbot has bisected this issue to:

commit 1d0b929fc070b4115403a0a6206a0c6a62dd61f5
Author: David Howells <dhowells at redhat.com>
Date:   Mon Feb 24 09:52:58 2025 +0000

    afs: Change dynroot to create contents on demand

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1522020c580000
start commit:   7a13c14ee59d Merge tag 'for-6.15-rc4-tag' of git://git.ker..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=1722020c580000
console output: https://syzkaller.appspot.com/x/log.txt?x=1322020c580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=a42a9d552788177b
dashboard link: https://syzkaller.appspot.com/bug?extid=750f21d691e244b473b1
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=13a101cc580000

Reported-by: syzbot+750f21d691e244b473b1 at syzkaller.appspotmail.com
Fixes: 1d0b929fc070 ("afs: Change dynroot to create contents on demand")

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