syzbot suspects this issue was fixed by commit:
commit f8e48a3dca060e80f672d398d181db1298fbc86c
Author: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Date: Thu Oct 22 10:23:02 2020 +0000
lockdep: Fix preemption WARN for spurious IRQ-enable
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17bbfa8a500000
start commit: d3d45f82 Merge tag 'pinctrl-v5.9-2' of git://git.kernel.or..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=89ab6a0c48f30b49
dashboard link: https://syzkaller.appspot.com/bug?extid=4e78ae6b12b00b9d1042
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12f24a0b900000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=167b838f900000
If the result looks correct, please mark the issue as fixed by replying with:
#syz fix: lockdep: Fix preemption WARN for spurious IRQ-enable
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
