linux-kernel - Re: INFO: task hung in cec_claim_log

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Message-ID: <e9d24957-f359-1d7d-6b80-df5aeddef6d3@xs4all.nl>
Date:   Mon, 31 Jul 2023 10:02:02 +0200
From:   Hans Verkuil <hverkuil-cisco@...all.nl>
To:     Zheng Zhang <zheng.zhang@...il.ucr.edu>, mchehab@...nel.org,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Weiteng Chen <weitengchen@...rosoft.com>
Subject: Re: INFO: task hung in cec_claim_log_addrs

On 31/07/2023 03:00, Zheng Zhang wrote:
> Hans,Mauro and  to whom it may concern:
> 
> Hello! We have found a bug in cec driver in the Linux kernel version 6.2.0 by syzkaller with our own templates.
> A reproducer is generated.
> Attached is the report, log and reproducer generated by syzkaller.
> Please let me know if there is any additional information that I can provide to help debug this issue.
> Thanks!
> 
> Best

There is no useful information here. It doesn't even say which CEC driver was used
(I assume vivid, but I have no way of knowing that).

I might be solved by this series that was merged last week in the media-stage tree:

https://lore.kernel.org/linux-media/20230612135839.254935-1-hverkuil-cisco@xs4all.nl/

I really can't do anything with this :-(

Regards,

	Hans