Re: [syzbot] [bcachefs?] WARNING: locking bug in rcu_pending_exit

[syzbot]

syzbot has bisected this issue to:

commit 5db755fbb1a0de4a4cfd5d5edfaa19853b9c56e6
Author: Christoph Hellwig <hch@xxxxxx>
Date:   Fri May 31 07:47:56 2024 +0000

    ubd: refactor the interrupt handler

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1739bf78580000
start commit:   2ba9f676d0a2 Merge tag 'drm-next-2024-11-29' of https://gi..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=14b9bf78580000
console output: https://syzkaller.appspot.com/x/log.txt?x=10b9bf78580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=a857d0dac7fee57c
dashboard link: https://syzkaller.appspot.com/bug?extid=8d7226784b8fcb4c9d04
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1037f9e8580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=155d1d30580000

Reported-by: syzbot+8d7226784b8fcb4c9d04@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 5db755fbb1a0 ("ubd: refactor the interrupt handler")

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