linux-kernel - Re: WARNING in cm109_urb_irq_callback/usb_submit

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Message-Id: <90A10616-43EF-42CB-A1B7-80D9E7FB9816@m.fudan.edu.cn>
Date: Mon, 7 Apr 2025 11:46:03 +0800
From: 胡焜 <huk23@...udan.edu.cn>
To: Oliver Neukum <oneukum@...e.com>
Cc: 白烁冉 <baishuoran@...eu.edu.cn>,
 Dmitry Torokhov <dmitry.torokhov@...il.com>,
 "jjtan24@...udan.edu.cn" <jjtan24@...udan.edu.cn>,
 linux-usb@...r.kernel.org,
 linux-kernel@...r.kernel.org,
 linux-input@...r.kernel.org,
 syzkaller@...glegroups.com
Subject: Re: WARNING in cm109_urb_irq_callback/usb_submit_urb


> 
> 
> Hi Oliver,
> 
> Sorry for late, our servers have been down for a few days and we just managed to fix it today.
> 
> We retested the patch you provided, but we found that the issue still exists, but may be somewhat different from the call trace from the previous issue. I have provided a screenshot in diff form and the full call trace log in the attachment.
> 
> 
> ——————
> Thanks,
> Kun Hu
> 
> 
> <call trace.txt><diff.jpg>


Hi Oliver,

Was the information on these tests helpful to you? Please let me know if there are any tests you need.

—————
Best,
Kun