Re: [syzbot] [net?] WARNING in print_bfs_bug (2)

From: Tzung-Bi Shih
Date: Tue May 02 2023 - 22:49:43 EST


On Sat, Apr 29, 2023 at 03:54:28PM -0700, syzbot wrote:
> syzbot has bisected this issue to:
>
> commit 0a034d93ee929a9ea89f3fa5f1d8492435b9ee6e
> Author: Miaoqian Lin <linmq006@xxxxxxxxx>
> Date: Fri Jun 3 13:10:43 2022 +0000
>
> ASoC: cros_ec_codec: Fix refcount leak in cros_ec_codec_platform_probe
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13d40608280000
> start commit: 042334a8d424 atlantic:hw_atl2:hw_atl2_utils_fw: Remove unn..
> git tree: net-next
> final oops: https://syzkaller.appspot.com/x/report.txt?x=10340608280000
> console output: https://syzkaller.appspot.com/x/log.txt?x=17d40608280000
> kernel config: https://syzkaller.appspot.com/x/.config?x=7205cdba522fe4bc
> dashboard link: https://syzkaller.appspot.com/bug?extid=630f83b42d801d922b8b
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=147328f8280000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1665151c280000
>
> Reported-by: syzbot+630f83b42d801d922b8b@xxxxxxxxxxxxxxxxxxxxxxxxx
> Fixes: 0a034d93ee92 ("ASoC: cros_ec_codec: Fix refcount leak in cros_ec_codec_platform_probe")

I failed to see the connection between the oops and commit 0a034d93ee92.