https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_5028/shard-snb3/igt@gem_partial_pwrite_pread@write.html

Starting subtest: write
(gem_partial_pwrite_pread:1229) intel_batchbuffer-CRITICAL: Test assertion failure function intel_batchbuffer_flush_on_ring, file ../lib/intel_batchbuffer.c:239:
(gem_partial_pwrite_pread:1229) intel_batchbuffer-CRITICAL: Failed assertion: (drm_intel_gem_bo_context_exec(batch->bo, ctx, used, ring)) == 0
(gem_partial_pwrite_pread:1229) intel_batchbuffer-CRITICAL: Last errno: 5, Input/output error
Subtest write failed.

<3> [73.253096] [drm:fw_domains_get [i915]] *ERROR* render: timed out waiting for forcewake ack request.
<4> [73.258268] ------------[ cut here ]------------
<4> [73.258272] GT thread status wait timed out
<4> [73.258363] WARNING: CPU: 5 PID: 255 at drivers/gpu/drm/i915/intel_uncore.c:303 __gen6_gt_wait_for_thread_c0+0x6e/0xa0 [i915]
<4> [73.258367] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic i915 x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_intel snd_hda_codec snd_hwdep broadcom bcm_phy_lib snd_hda_core tg3 snd_pcm mei_me mei lpc_ich prime_numbers
<4> [73.258444] CPU: 5 PID: 255 Comm: kworker/5:2 Tainted: G     U            4.19.0-rc8-CI-CI_DRM_5028+ #1
<4> [73.258448] Hardware name: Dell Inc. XPS 8300  /0Y2MRG, BIOS A03 02/15/2011
<4> [73.258511] Workqueue: events_long i915_hangcheck_elapsed [i915]
<4> [73.258579] RIP: 0010:__gen6_gt_wait_for_thread_c0+0x6e/0xa0 [i915]
<4> [73.258583] Code: 8b 92 5c 80 13 00 83 e2 07 75 d5 5b 5d c3 80 3d 27 3f 19 00 00 75 f4 48 c7 c7 88 a1 5d a0 c6 05 17 3f 19 00 01 e8 d2 94 ba e0 <0f> 0b eb dd 80 3d 06 3f 19 00 00 75 98 48 c7 c6 58 a1 5d a0 48 c7
<4> [73.258587] RSP: 0018:ffffc900014afd08 EFLAGS: 00010082
<4> [73.258594] RAX: 0000000000000000 RBX: ffff88020e440000 RCX: 0000000000000002
<4> [73.258598] RDX: 0000000080000002 RSI: ffffffff820c30ce RDI: 00000000ffffffff
<4> [73.258602] RBP: 000000110e3c24a3 R08: 0000000000000000 R09: 0000000000000001
<4> [73.258606] R10: ffffc900014afce8 R11: 0000000000000000 R12: ffff88020e440eb8
<4> [73.258609] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000
<4> [73.258614] FS:  0000000000000000(0000) GS:ffff880227b40000(0000) knlGS:0000000000000000
<4> [73.258618] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [73.258622] CR2: 00007f3a9f601000 CR3: 0000000002210003 CR4: 00000000000606e0
<4> [73.258625] Call Trace:
<4> [73.258692]  gen6_read32+0x14e/0x250 [i915]
<4> [73.258759]  intel_engine_get_active_head+0xbe/0xd0 [i915]
<4> [73.258824]  i915_hangcheck_elapsed+0xdc/0x540 [i915]
<4> [73.258841]  ? lock_acquire+0xa6/0x1c0
<4> [73.258858]  process_one_work+0x245/0x610
<4> [73.258873]  worker_thread+0x37/0x380
<4> [73.258883]  ? process_one_work+0x610/0x610
<4> [73.258888]  kthread+0x119/0x130
<4> [73.258894]  ? kthread_park+0x80/0x80
<4> [73.258905]  ret_from_fork+0x3a/0x50
<4> [73.258923] irq event stamp: 547008
<4> [73.258929] hardirqs last  enabled at (547007): [<ffffffff81941304>] _raw_spin_unlock_irq+0x24/0x50
<4> [73.258934] hardirqs last disabled at (547008): [<ffffffff8194113d>] _raw_spin_lock_irqsave+0xd/0x50
<4> [73.258940] softirqs last  enabled at (538522): [<ffffffff81c0031d>] __do_softirq+0x31d/0x483
<4> [73.258947] softirqs last disabled at (538515): [<ffffffff8108c539>] irq_exit+0xa9/0xc0
<4> [73.259010] WARNING: CPU: 5 PID: 255 at drivers/gpu/drm/i915/intel_uncore.c:303 __gen6_gt_wait_for_thread_c0+0x6e/0xa0 [i915]
<4> [73.259013] ---[ end trace 52d2f788fb36c973 ]---