the series ending in f1d29099b4eedafb0302a21c0673d12a6610c369 causes gpu hangs on hswgt1 when running piglit arb_shader_image_load_store:
2016-04-14T17:27:40,390132-0700 [drm] GPU HANG: ecode 7:0:0x85dffffc, in arb_shader_imag , reason: Ring hung, action: reset
Author: Jason Ekstrand <email@example.com>
i965: Push everything if pull_param == NULL
Reviewed-by: Kenneth Graunke <firstname.lastname@example.org>
This isn't a new bug and I've been meaning to fix it for a while. Patch on the list.
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