igt@i915_selftest@live@gt_heartbeat - incomplete - __live_heartbeat_fast:227 GEM_BUG_ON(engine->heartbeat.systole)
<7> [394.354257] heartbeat On hold?: 0
<7> [394.354265] heartbeat MMIO base: 0x00002000
<3> [394.354639] __live_heartbeat_fast:227 GEM_BUG_ON(engine->heartbeat.systole)
<0> [394.354666] Dumping ftrace buffer:
<0> [394.354893] ---------------------------------
<0> [394.355781] CPU:1 [LOST 2395 EVENTS]
i915_sel-1002 1..... 296386944us : intel_timeline_pin: 0000:00:02.0 timeline:26a using HWSP offset:fffd6000
<0> [394.356635] i915_sel-1002 1..... 296387092us : __i915_request_commit: 0000:00:02.0 vcs0: fence 75:83, current 82
<0> [394.357499] i915_sel-1002 1d.s2. 296387201us : __i915_request_submit: 0000:00:02.0 vcs0: fence 75:83, current 82
<0> [394.358222] i915_sel-1002 1d.s1. 296387217us : execlists_submission_tasklet: 0000:00:02.0 vcs0: context:75 schedule-in, ccid:20
<7> [394.358253] heartbeat EL_STAT_HI: 0x00000000
<7> [394.358530] heartbeat EL_STAT_LO: 0x00000301
<7> [394.358557] heartbeat RING_START: 0x00001000
<7> [394.358582] heartbeat RING_HEAD: 0x000003d0
<7> [394.358604] heartbeat RING_TAIL: 0x000003d0
<7> [394.358639] heartbeat RING_CTL: 0x00000000
<7> [394.358676] heartbeat RING_MODE: 0x00000200 [idle]
<7> [394.358701] heartbeat RING_IMR: 0xfffff6f7
<7> [394.358725] heartbeat RING_ESR: 0x00000000
<7> [394.358748] heartbeat RING_EMR: 0xfffffffe
<7> [394.358770] heartbeat RING_EIR: 0x00000000
<7> [394.358817] heartbeat ACTHD: 0x00000000_000003d0
<7> [394.358867] heartbeat BBADDR: 0x00000000_00000000
<0> [394.358947] i915_sel-1002 1d.s1. 296387225us : trace_ports: 0000:00:02.0 vcs0: submit { ccid:20 75:83* prio 0 }
<7> [394.359020] heartbeat DMA_FADDR: 0x00000000_00000000
<7> [394.359046] heartbeat IPEIR: 0x00000000
<7> [394.359068] heartbeat IPEHR: 0x00000000
<7> [394.359078] heartbeat Execlist tasklet queued? no (enabled), preempt? inactive, timeslice? inactive
<7> [394.359120] heartbeat Execlist status: 0x00000301 00000000; CSB read:3, write:3, entries:6
<7> [394.359163] heartbeat E 8692:7! prio=2147483646 @ 8ms: [i915]
<7> [394.359193] heartbeat HWSP:
<7> [394.359215] heartbeat [0000] 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a
<7> [394.359231] heartbeat *
<7> [394.359250] heartbeat [0040] ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff
<7> [394.359274] heartbeat [0060] ffffffff ffffffff ffffffff ffffffff 5a5a5a5a 5a5a5a5a 5a5a5a5a 00000003
<7> [394.359296] heartbeat [0080] 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a