igt@ - STOP_RING still set after reset
<7> [434.273370] i915 0000:00:02.0: [drm:execlists_resume [i915]] STOP_RING still set in RING_MI_MODE
<7> [434.273378] execlists_resume Awake? 4
<7> [434.273382] execlists_resume Barriers?: no
<7> [434.273386] execlists_resume Latency: 291us
<7> [434.273392] execlists_resume Reset count: 1624 (global 55)
<7> [434.273395] execlists_resume Requests:
<7> [434.273419] execlists_resume On hold?: 0
<7> [434.273447] execlists_resume MMIO base: 0x00002000
<7> [434.273973] execlists_resume RING_START: 0x0002e000
<7> [434.273981] execlists_resume RING_HEAD: 0x000008c0
<7> [434.273990] execlists_resume RING_TAIL: 0x000008f8
<7> [434.274003] execlists_resume RING_CTL: 0x00003001
<7> [434.274015] execlists_resume RING_MODE: 0x00000300 [idle]
<7> [434.274023] execlists_resume RING_IMR: 0x00000000
<7> [434.274802] execlists_resume RING_ESR: 0x00000000
<7> [434.274810] execlists_resume RING_EMR: 0xfffffffe
<7> [434.274818] execlists_resume RING_EIR: 0x00000000
<7> [434.274834] execlists_resume ACTHD: 0x00000000_000003a4
<7> [434.274849] execlists_resume BBADDR: 0x00000000_000003a5
<7> [434.274869] execlists_resume DMA_FADDR: 0x00000000_0002e8c0
<7> [434.275628] execlists_resume IPEIR: 0x00000000
<7> [434.275636] execlists_resume IPEHR: 0x02800000
<7> [434.275642] execlists_resume Execlist tasklet queued? yes (disabled), preempt? inactive, timeslice? inactive
<7> [434.275654] execlists_resume Execlist status: 0x00001098 00000040; CSB read:11, write:11, entries:12
<7> [434.275664] execlists_resume E 11f8e:22!+ prio=1027 @ 7ms: signaled
<7> [434.275670] execlists_resume Q 11f8e:24* prio=1027 @ 4ms:
<7> [434.275681] execlists_resume HWSP:
<7> [434.275688] execlists_resume [0000] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7> [434.275693] execlists_resume *
<7> [434.275699] execlists_resume [0040] 10000001 00000000 10000018 00000020 10000001 00000000 10000018 00000000
<7> [434.275761] execlists_resume [0060] 10000001 00000000 10000018 00000020 10000001 00000000 10000014 00000060
<7> [434.275769] execlists_resume [0080] 10000018 00000000 10000001 00000000 10000014 00000020 10008002 00000040
<7> [434.275776] execlists_resume [00a0] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0000000b
<7> [434.275784] execlists_resume [00c0] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7> [434.275789] execlists_resume *
<7> [434.275796] execlists_resume [0100] 0000004f 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7> [434.275802] execlists_resume [0120] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<7> [434.275806] execlists_resume *
<7> [434.275811] execlists_resume Idle? no
<3> [434.478214] i915_reset_engine(rcs0:others-priority): failed to complete request after reset
<6> [434.478226] i915 0000:00:02.0: [drm] rcs0
<6> [434.478229] i915 0000:00:02.0: [drm] Awake? 3
<6> [434.478233] i915 0000:00:02.0: [drm] Barriers?: no
<6> [434.478236] i915 0000:00:02.0: [drm] Latency: 291us
<6> [434.478240] i915 0000:00:02.0: [drm] Reset count: 1624 (global 55)
<6> [434.478242] i915 0000:00:02.0: [drm] Requests:
<6> [434.479482] i915 0000:00:02.0: [drm] active 11f8e:24*- prio=1027 @ 208ms:
<6> [434.479488] i915 0000:00:02.0: [drm] ring->start: 0x0002e000
<6> [434.479493] i915 0000:00:02.0: [drm] ring->head: 0x00000848
<6> [434.479498] i915 0000:00:02.0: [drm] ring->tail: 0x000008f8
<6> [434.479503] i915 0000:00:02.0: [drm] ring->emit: 0x00000900
<6> [434.479508] i915 0000:00:02.0: [drm] ring->space: 0x000036c0
<6> [434.479513] i915 0000:00:02.0: [drm] ring->hwsp: 0xfffde300
<6> [434.479519] i915 0000:00:02.0: [drm] [head 0880, postfix 08c8, tail 0900, batch 0xffffffff_ffffffff]:Edited by Chris Wilson