igt@i915_selftest@mock@requests - incomplete - BUG: kernel NULL pointer dereference, address: 0000000000000120
<6> [214.555168] [IGT] i915_selftest: starting dynamic subtest requests
<5> [214.904755] Setting dangerous option mock_selftests - tainting kernel
<6> [215.113364] i915: Performing mock selftests with st_random_seed=0x1d4c1dbc st_timeout=500
<6> [215.113383] i915: Running requests
<6> [215.115417] mock: [drm] Using Transparent Hugepages
<6> [215.116729] mock: [drm] Incompatible option enable_guc=3 - GuC is not supported!
<6> [215.116745] mock: [drm] Incompatible option enable_guc=3 - HuC is not supported!
<6> [215.116751] mock: [drm] Incompatible option enable_guc=3 - GuC submission is N/A
<6> [215.121538] i915: Running i915_request_mock_selftests/igt_add_request
<6> [215.124256] i915: Running i915_request_mock_selftests/igt_wait_request
<6> [215.636638] i915: Running i915_request_mock_selftests/igt_fence_wait
<6> [216.146423] i915: Running i915_request_mock_selftests/igt_request_rewind
<6> [216.153541] i915: Running i915_request_mock_selftests/mock_breadcrumbs_smoketest
<1> [216.772146] BUG: kernel NULL pointer dereference, address: 0000000000000120
<1> [216.772177] #PF: supervisor read access in kernel mode
<1> [216.772190] #PF: error_code(0x0000) - not-present page
<6> [216.772202] PGD 0 P4D 0
<4> [216.772214] Oops: 0000 [#1] PREEMPT SMP PTI
<4> [216.772226] CPU: 1 PID: 1960 Comm: igt/0 Tainted: G U 6.1.0-rc1-drmtip_1248-g2e6cdde56f89+ #1
<4> [216.772246] Hardware name: GOOGLE Kefka/Kefka, BIOS MrChromebox 02/04/2018
<4> [216.772260] RIP: 0010:i915_sw_fence_debug_hint+0x0/0x10 [i915]
<4> [216.772794] Code: 48 8b 54 24 10 48 89 ee 48 89 df 89 44 24 04 48 c1 e2 0c e8 32 24 f3 e0 8b 44 24 04 eb 8f 0f 0b e8 e5 d0 85 e1 0f 1f 44 00 00 <48> 8b 47 50 c3 cc cc cc cc 0f 1f 80 00 00 00 00 31 c0 c3 cc cc cc
<4> [216.772827] RSP: 0018:ffffc90000bbfd68 EFLAGS: 00010286
<4> [216.772840] RAX: ffffffffa0307fc0 RBX: ffffc90000bbfd90 RCX: 0000000000000001
<4> [216.772855] RDX: 0000000000000000 RSI: ffffffff822f6d70 RDI: 00000000000000d0
<4> [216.772869] RBP: ffffffffa0526280 R08: 0000000000000001 R09: 0000000000000000
<4> [216.772882] R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff822f6d70
<4> [216.772896] R13: 0000000000000000 R14: ffffffff83fbf328 R15: ffffc90000f4bb50
<4> [216.772910] FS: 0000000000000000(0000) GS:ffff88817b900000(0000) knlGS:0000000000000000
<4> [216.772926] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [216.772938] CR2: 0000000000000120 CR3: 0000000108962000 CR4: 00000000001006e0
<4> [216.772954] Call Trace:
<4> [216.772967] <TASK>
<4> [216.772976] debug_print_object+0x37/0x90
<4> [216.772999] debug_object_assert_init+0x14e/0x190
<4> [216.773018] __i915_sw_fence_await_sw_fence+0x39/0x220 [i915]
<4> [216.773480] ? 0xffffffffa0000000
<4> [216.773495] __igt_breadcrumbs_smoketest+0x280/0x6b0 [i915]
<4> [216.773961] ? finish_swait+0x90/0x90
<4> [216.773978] ? i915_request_add+0x260/0x260 [i915]
<4> [216.774441] kthread+0xef/0x120
<4> [216.774454] ? kthread_complete_and_exit+0x20/0x20
<4> [216.774470] ret_from_fork+0x22/0x30
<4> [216.774489] </TASK>
<4> [216.774496] Modules linked in: i915(+) drm_display_helper drm_kms_helper vgem drm_shmem_helper snd_hda_codec_hdmi snd_intel_dspcfg snd_hda_codec snd_hwdep snd_hda_core snd_pcm drm_ttm_helper gpu_sched prime_numbers ttm drm_buddy syscopyarea sysfillrect sysimgblt fb_sys_fops fuse coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel btusb btrtl btbcm cdc_ether btintel usbnet mii bluetooth ecdh_generic ecc lpc_ich video wmi pinctrl_cherryview [last unloaded: i915]
<4> [216.774629] CR2: 0000000000000120
<4> [216.774641] ---[ end trace 0000000000000000 ]---
<4> [216.790980] RIP: 0010:i915_sw_fence_debug_hint+0x0/0x10 [i915]
<4> [216.791488] Code: 48 8b 54 24 10 48 89 ee 48 89 df 89 44 24 04 48 c1 e2 0c e8 32 24 f3 e0 8b 44 24 04 eb 8f 0f 0b e8 e5 d0 85 e1 0f 1f 44 00 00 <48> 8b 47 50 c3 cc cc cc cc 0f 1f 80 00 00 00 00 31 c0 c3 cc cc cc
<4> [216.791523] RSP: 0018:ffffc90000bbfd68 EFLAGS: 00010286
<4> [216.791538] RAX: ffffffffa0307fc0 RBX: ffffc90000bbfd90 RCX: 0000000000000001
<4> [216.791553] RDX: 0000000000000000 RSI: ffffffff822f6d70 RDI: 00000000000000d0
<4> [216.791567] RBP: ffffffffa0526280 R08: 0000000000000001 R09: 0000000000000000
<4> [216.791581] R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff822f6d70
<4> [216.791595] R13: 0000000000000000 R14: ffffffff83fbf328 R15: ffffc90000f4bb50
<4> [216.791609] FS: 0000000000000000(0000) GS:ffff88817b900000(0000) knlGS:0000000000000000
<4> [216.791625] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [216.791638] CR2: 0000000000000120 CR3: 0000000108962000 CR4: 00000000001006e0
<0> [253.242747] i915_sel-1949 0..... 211694978us : intel_timeline_pin: mock timeline:add0 using HWSP offset:e76000
<0> [253.243422] i915_sel-1949 0..... 211695177us : intel_timeline_pin: mock timeline:add1 using HWSP offset:e71000
<0> [253.244073] i915_sel-1949 0..... 211695388us : intel_timeline_pin: mock timeline:add2 using HWSP offset:e6d000
<0> [253.244751] i915_sel-1949 0..... 211695596us : intel_timeline_pin: mock timeline:add3 using HWSP offset:e69000
<0> [253.245402] i915_sel-1949 0..... 211696096us : intel_timeline_pin: mock timeline:add4 using HWSP offset:e68000
<0> [253.246060] i915_sel-1949 0..... 211696296us : intel_timeline_pin: mock timeline:add5 using HWSP offset:e65000
<0> [253.246730] i915_sel-1949 0..... 211696497us : intel_timeline_pin: mock timeline:add6 using HWSP offset:e57000
<0> [253.247404] i915_sel-1949 0..... 211696694us : intel_timeline_pin: mock timeline:add7 using HWSP offset:e4c000
<0> [253.248086] i915_sel-1949 0..... 211696981us : intel_timeline_pin: mock timeline:add8 using HWSP offset:e48000
<0> [253.248715] i915_sel-1949 0..... 211697212us : intel_timeline_pin: mock timeline:add9 using HWSP offset:e38000
<0> [253.249383] i915_sel-1949 0..... 211697435us : intel_timeline_pin: mock timeline:adda using HWSP offset:e2e000
<0> [253.250051] i915_sel-1949 0..... 211697641us : intel_timeline_pin: mock timeline:addb using HWSP offset:fe5000
<0> [253.250737] i915_sel-1949 0..... 211697905us : intel_timeline_pin: mock timeline:addc using HWSP offset:f30000
<0> [253.251373] i915_sel-1949 0..... 211698151us : intel_timeline_pin: mock timeline:addd using HWSP offset:f00000
<0> [253.251977] i915_sel-1949 0..... 211698427us : intel_timeline_pin: mock timeline:adde using HWSP offset:e2c000
<0> [253.252680] i915_sel-1949 0..... 211698633us : intel_timeline_pin: mock timeline:addf using HWSP offset:e2b000
<0> [253.253341] i915_sel-1949 0..... 211699234us : intel_timeline_pin: mock timeline:ade0 using HWSP offset:e4b000
<0> [253.254035] i915_sel-1949 0..... 211699511us : intel_timeline_pin: mock timeline:ade1 using HWSP offset:fa4000
<0> [253.254667] i915_sel-1949 0..... 211699714us : intel_timeline_pin: mock timeline:ade2 using HWSP offset:efb000
<0> [253.255337] i915_sel-1949 0..... 211700471us : intel_timeline_pin: mock timeline:ade3 using HWSP offset:fef000
<0> [253.256020] i915_sel-1949 0..... 211700674us : intel_timeline_pin: mock timeline:ade4 using HWSP offset:f6e000
<0> [253.256716] i915_sel-1949 0..... 211700940us : intel_timeline_pin: mock timeline:ade5 using HWSP offset:f7e000
<0> [253.257376] i915_sel-1949 0..... 211701204us : intel_timeline_pin: mock timeline:ade6 using HWSP offset:fa1000
<0> [253.258038] i915_sel-1949 0..... 211701470us : intel_timeline_pin: mock timeline:ade7 using HWSP offset:f2d000
<0> [253.258698] i915_sel-1949 0..... 211701675us : intel_timeline_pin: mock timeline:ade8 using HWSP offset:eaf000
<0> [253.259379] i915_sel-1949 0..... 211701994us : intel_timeline_pin: mock timeline:ade9 using HWSP offset:ea3000
<0> [253.260040] i915_sel-1949 0..... 211702206us : intel_timeline_pin: mock timeline:adea using HWSP offset:e9e000
<0> [253.260734] i915_sel-1949 0..... 211702409us : intel_timeline_pin: mock timeline:adeb using HWSP offset:e6c000
<0> [253.261405] i915_sel-1949 0..... 211702623us : intel_timeline_pin: mock timeline:adec using HWSP offset:e59000
<0> [253.262068] i915_sel-1949 0..... 211702869us : intel_timeline_pin: mock timeline:aded using HWSP offset:e46000
<0> [253.262737] i915_sel-1949 0..... 211703083us : intel_timeline_pin: mock timeline:adee using HWSP offset:e3f000
<0> [253.263421] i915_sel-1949 0..... 211703283us : intel_timeline_pin: mock timeline:adef using HWSP offset:e3e000
<0> [253.264093] i915_sel-1949 0..... 211703486us : intel_timeline_pin: mock timeline:adf0 using HWSP offset:e3d000
<0> [253.264737] i915_sel-1949 0..... 211703688us : intel_timeline_pin: mock timeline:adf1 using HWSP offset:e31000
<0> [253.265418] i915_sel-1949 0..... 211704071us : intel_timeline_pin: mock timeline:adf2 using HWSP offset:e2a000
<0> [253.266072] i915_sel-1949 0..... 211704272us : intel_timeline_pin: mock timeline:adf3 using HWSP offset:e20000
<0> [253.266759] i915_sel-1949 0..... 211704560us : intel_timeline_pin: mock timeline:adf4 using HWSP offset:e6e000
<0> [253.267415] i915_sel-1949 0..... 211704905us : intel_timeline_pin: mock timeline:adf5 using HWSP offset:e94000
<0> [253.268077] i915_sel-1949 0..... 211705114us : intel_timeline_pin: mock timeline:adf6 using HWSP offset:eef000