ACK/Cmt: [SRU][j:linux-xilinx-zynqmp][PATCH 0/1] Fix kernel crash in V4L module on exit of realsense application

Magali Lemes magali.lemes at canonical.com
Mon Jul 7 15:51:44 UTC 2025


On 03/07/2025 02:56, Wei-Lin Chang wrote:
> BugLink: https://bugs.launchpad.net/bugs/2115849
> 

Jammy is missing as a target in the LP bug.

> SRU Justification
> 
> [Impact]
> 
> * Kernel crashes when realsense application exits.
> 
> [Fix]
> 
> * Cherry-pick 'Revert "uvcvideo: Prevent new URBs being processed at stream stop"' 45858a950516 from Xilinx's linux kernel repo `linux-xlnx`, the original "uvcvideo: Prevent new URBs being processed at stream stop" has made the wrong assumption that it can always retrieve a `struct uvc_streaming` via uvc_queue_to_stream().
> 
> [Test Plan]
> 
> * Checked realsense application exits successfully after applying the revert patch.
> 
> [Where problems could occur]
> 
> * Low potential for regression. The original patch is not in mainline.
> 
> [Other info]
> 
> * Because we are cherry-picking a revert, the hash f4bcffae4e74 is the hash in linux-xlnx, we are undoing 0fb66b5eca03 in our repo.
> 
> Radhey Shyam Pandey (1):
>    UBUNTU: SAUCE: Revert "uvcvideo: Prevent new URBs being processed at
>      stream stop"
> 
>   drivers/media/usb/uvc/uvc_queue.c | 13 -------------
>   drivers/media/usb/uvc/uvcvideo.h  |  1 -
>   2 files changed, 14 deletions(-)
> 

Acked-by: Magali Lemes <magali.lemes at canonical.com>




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