igt@gem_eio@in-flight-contexts[10ms | -immediate] | igt@gem_eio@[unwedge-stress|hibernate] - Timeout/Incomplete - GPU HANG: ecode 8:0:00000000

https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_773/fi-bdw-5557u/igt@gem_eio@in-flight-contexts-immediate.html

- Err	
- Starting subtest: in-flight-contexts-immediate
- Received signal SIGQUIT.
- Stack trace: 
-  #0 [fatal_sig_handler+0xd6]
-  #1 [killpg+0x40]
-  #2 [write+0xf]
-  #3 [writeN+0x2d]
-  #4 [igt_sysfs_vprintf+0x11c]
-  #5 [igt_sysfs_printf+0x8f]
-  #6 [igt_drop_caches_set+0x2a]
-  #7 [trigger_reset+0x91]
-  #8 [__real_main950+0x126c]
-  #9 [main+0x27]
-  #10 [__libc_start_main+0xe7]
-  #11 [_start+0x2a]
- Dmesg
- <6> [189.716030] Console: switching to colour dummy device 80x25
- <6> [189.716101] [IGT] gem_eio: executing
- <6> [189.741793] i915 0000:00:02.0: [drm] GPU HANG: ecode 8:0:00000000
- <5> [189.744659] i915 0000:00:02.0: [drm] Resetting chip for Manually set wedged engine mask = ffffffffffffffff
- <7> [189.745646] i915 0000:00:02.0: [drm:i915_gem_context_create_ioctl [i915]] HW context 1 created
- <6> [189.745929] [IGT] gem_eio: starting subtest in-flight-contexts-immediate
- <7> [189.752924] i915 0000:00:02.0: [drm:i915_gem_context_create_ioctl [i915]] HW context 1 created
- <7> [189.760817] i915 0000:00:02.0: [drm:i915_gem_context_create_ioctl [i915]] HW context 1 created