igt@i915_selftest@live@gt_heartbeat - Incomplete - GEM_BUG_ON(engine->heartbeat.systole)
https://intel-gfx-ci.01.org/tree/drm-tip/IGT_6102/fi-bxt-dsi/igt@i915_selftest@live@gt_heartbeat.html
<6> [276.951394] i915: Running intel_heartbeat_live_selftests/live_heartbeat_fast
<3> [276.956682] __live_heartbeat_fast:227 GEM_BUG_ON(engine->heartbeat.systole)
<0> [276.956706] Dumping ftrace buffer:
<0> [276.956758] ---------------------------------
<0> [276.957044] CPU:0 [LOST 367249 EVENTS]
<idle>-0 0..s1 119328389us : trace_ports: 0000:00:02.0 vecs0: completed { ccid:20 b61:8104! prio 0 }
<0> [276.957255] <idle>-0 0..s1 119328391us : __execlists_schedule_out: 0000:00:02.0 vecs0: context:b61 schedule-out, ccid:20
<0> [276.957480] kworker/-5315 0.... 119328414us : i915_request_retire.part.63: 0000:00:02.0 vecs0: fence b61:8104, current 8104
<0> [276.957667] kworker/-5315 0.... 119328420us : intel_context_unpin: 0000:00:02.0 vecs0: context:b61 unpin
<0> [276.957836] <idle>-0 0..s1 119328596us : process_csb: 0000:00:02.0 vecs0: cs-irq head=0, tail=2
<0> [276.958007] <idle>-0 0..s1 119328597us : process_csb: 0000:00:02.0 vecs0: csb[1]: status=0x00000000:0x00000001
<0> [276.958173] <idle>-0 0..s1 119328599us : trace_ports: 0000:00:02.0 vecs0: promote { ccid:20 b61:8106! prio 0 }
<0> [276.958323] <idle>-0 0..s1 119328602us : process_csb: 0000:00:02.0 vecs0: csb[2]: status=0x00000020:0x00000818
<0> [276.958477] <idle>-0 0..s1 119328603us : trace_ports: 0000:00:02.0 vecs0: completed { ccid:20 b61:8106! prio 0 }
<0> [276.958630] <idle>-0 0..s1 119328605us : __execlists_schedule_out: 0000:00:02.0 vecs0: context:b61 schedule-out, ccid:20
<0> [276.958809] kworker/-5315 0.... 119328626us : i915_request_retire.part.63: 0000:00:02.0 vecs0: fence b61:8106, current 8106
<0> [276.958970] kworker/-5315 0.... 119328632us : intel_context_unpin: 0000:00:02.0 vecs0: context:b61 unpin
<0> [276.959120] <idle>-0 0..s1 119328807us : process_csb: 0000:00:02.0 vecs0: cs-irq head=2, tail=4
<0> [276.959274] <idle>-0 0..s1 119328807us : process_csb: 0000:00:02.0 vecs0: csb[3]: status=0x00000000:0x00000001
<0> [276.959421] <idle>-0 0..s1 119328809us : trace_ports: 0000:00:02.0 vecs0: promote { ccid:20 b61:8108! prio 0 }
<0> [276.959579] <idle>-0 0..s1 119328812us : process_csb: 0000:00:02.0 vecs0: csb[4]: status=0x00000020:0x00000818
<0> [276.959745] <idle>-0 0..s1 119328813us : trace_ports: 0000:00:02.0 vecs0: completed { ccid:20 b61:8108! prio 0 }
<0> [276.959898] <idle>-0 0..s1 119328815us : __execlists_schedule_out: 0000:00:02.0 vecs0: context:b61 schedule-out, ccid:20
<0> [276.960072] kworker/-5315 0.... 119328836us : i915_request_retire.part.63: 0000:00:02.0 vecs0: fence b61:8108, current 8108
<0> [276.960233] kworker/-5315 0.... 119328842us : intel_context_unpin: 0000:00:02.0 vecs0: context:b61 unpin
<0> [276.960383] <idle>-0 0..s1 119329017us : process_csb: 0000:00:02.0 vecs0: cs-irq head=4, tail=0
<0> [276.960534] <idle>-0 0..s1 119329017us : process_csb: 0000:00:02.0 vecs0: csb[5]: status=0x00000000:0x00000001
<0> [276.960702] <idle>-0 0..s1 119329019us : trace_ports: 0000:00:02.0 vecs0: promote { ccid:20 b61:8110! prio 0 }
<0> [276.960879] <idle>-0 0..s1 119329022us : process_csb: 0000:00:02.0 vecs0: csb[0]: status=0x00000020:0x00000818
<0> [276.961073] <idle>-0 0..s1 119329024us : trace_ports: 0000:00:02.0 vecs0: completed { ccid:20 b61:8110! prio 0 }
<0> [276.961270] <idle>-0 0..s1 119329026us : __execlists_schedule_out: 0000:00:02.0 vecs0: context:b61 schedule-out, ccid:20
<0> [276.961478] kworker/-5315 0.... 119329046us : i915_request_retire.part.63: 0000:00:02.0 vecs0: fence b61:8110, current 8110
<0> [276.961685] kworker/-5315 0.... 119329052us : intel_context_unpin: 0000:00:02.0 vecs0: context:b61 unpin