I'm being optimistic that the fixes I made for 2.21.14 relate here...
** Changed in: xserver-xorg-video-intel (Ubuntu)
Status: Incomplete = Fix Committed
** Summary changed:
- Xorg crashed with SIGABRT in sna_pixmap_set_dri()
+ (needs 2.21.14) Xorg crashed with SIGABRT in
** Information type changed from Private to Public
** Also affects: xserver-xorg-video-intel (Ubuntu)
Importance: Undecided
Status: New
** No longer affects: xorg-server (Ubuntu)
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The implication here is that sna_pixmap_move_to_gpu() reported success
but left priv-gpu_bo invalid, which in turn means that we must have
marked the pixmap as being all damaged on the GPU but left the bo unset.
It has been a worry in the past, such that there are lots of asserts to
enforce the
