Re: [syzbot] inconsistent lock state in sync_info_debugfs_show

From: syzbot
Date: Sun Nov 20 2022 - 15:51:25 EST


syzbot has bisected this issue to:

commit 997acaf6b4b59c6a9c259740312a69ea549cc684
Author: Mark Rutland <mark.rutland@xxxxxxx>
Date: Mon Jan 11 15:37:07 2021 +0000

lockdep: report broken irq restoration

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=115b350d880000
start commit: 84368d882b96 Merge tag 'soc-fixes-6.1-3' of git://git.kern..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=135b350d880000
console output: https://syzkaller.appspot.com/x/log.txt?x=155b350d880000
kernel config: https://syzkaller.appspot.com/x/.config?x=6f4e5e9899396248
dashboard link: https://syzkaller.appspot.com/bug?extid=007bfe0f3330f6e1e7d1
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=164376f9880000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16cf0965880000

Reported-by: syzbot+007bfe0f3330f6e1e7d1@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 997acaf6b4b5 ("lockdep: report broken irq restoration")

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