https://bugs.freedesktop.org/show_bug.cgi?id=84500
--- Comment #4 from Alex Deucher agd5f@yahoo.com --- Created attachment 107128 --> https://bugs.freedesktop.org/attachment.cgi?id=107128&action=edit dump full CS when we hit a packet 0
This kernel patch should make it much easier to debug. When you hit the error, please attach the full output of the CS.