On 9/19/23 11:24, Avichal Rakesh wrote: > > > On 9/15/23 18:35, Avichal Rakesh wrote: >> >> >> On 9/15/23 16:16, Michael Grzeschik wrote: >>> Hi Avichal >>> >>> On Thu, Sep 14, 2023 at 04:05:36PM -0700, Avichal Rakesh wrote: >>>> On Mon, Sep 11, 2023 at 9:19 PM Avichal Rakesh <arakesh@xxxxxxxxxx> wrote: >>>>> >>>>> We have been seeing two main bugs when stopping stream: >>>>> 1. attempting to queue usb_requests on a disabled usb endpoint, and >>>>> 2. use-after-free problems for inflight requests >>>>> >>> >>> The error path triggering these list errors are usually in the >>> dwc3 driver handling the cancelled or completed list. >> >> It looks like we're still freeing un-returned requests :(. If you still have >> the setup can you pull the uvc logs to see if waiting for requests to be returned timed >> out? I wonder if dwc3's interrupt handler is being scheduled too late. 500ms seemed >> like a reasonable time out to me, but this seems to prove otherwise. >> > > > Hey Michael, were you able to look into the comments from the previous > email? > Bumping the thread up. Laurent, Dan, and Michael: the patches are ready to review/test. Please take a look when possible. Thank you! Avi.
