igt@i915_selftest@mock@requests - incomplete - BUG: kernel NULL pointer dereference, address: 0000000000000000
<5> [546.325553] Setting dangerous option mock_selftests - tainting kernel
<6> [546.353736] i915: Performing mock selftests with st_random_seed=0xb9827a7 st_timeout=500
<6> [546.353738] i915: Running requests
<7> [546.354104] mock: [drm:intel_uc_init_early [i915]] enable_guc=0 (guc:no submission:no huc:no)
<7> [546.354892] [drm:intel_engines_driver_register [i915]] renamed mock to rcs0
<6> [546.354902] i915: Running i915_request_mock_selftests/igt_add_request
<6> [546.355239] i915: Running i915_request_mock_selftests/igt_wait_request
<1> [546.355271] BUG: kernel NULL pointer dereference, address: 0000000000000000
<1> [546.355279] #PF: supervisor instruction fetch in kernel mode
<1> [546.355283] #PF: error_code(0x0010) - not-present page
<6> [546.355288] PGD 0 P4D 0
<4> [546.355292] Oops: 0010 [#1] PREEMPT SMP NOPTI
<4> [546.355297] CPU: 1 PID: 1358 Comm: i915_selftest Tainted: G U 5.8.0-rc1-CI-CI_DRM_8628+ #1
<4> [546.355304] Hardware name: Intel Corporation Ice Lake Client Platform/IceLake U DDR4 SODIMM PD RVP TLC, BIOS ICLSFWR1.R00.3234.A01.1906141750 06/14/2019
<4> [546.355313] RIP: 0010:0x0
<4> [546.355317] Code: Bad RIP value.
<4> [546.355320] RSP: 0018:ffffc900005cfaf8 EFLAGS: 00010246
<4> [546.355324] RAX: 0000000000000000 RBX: ffff88843c464000 RCX: 00000000007084bd
<4> [546.355330] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000
<4> [546.355335] RBP: ffffc900005cfb80 R08: 0000000000000000 R09: 0000000000000000
<4> [546.355340] R10: 0000000000000001 R11: 00000000d8883260 R12: 0000000000000002
<4> [546.355346] R13: 0000000000000004 R14: ffffc900005cfb30 R15: ffff888493af8040
<4> [546.355351] FS: 00007f685f70c300(0000) GS:ffff88849fe80000(0000) knlGS:0000000000000000
<4> [546.355357] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [546.355362] CR2: ffffffffffffffd6 CR3: 00000003fc204006 CR4: 0000000000760ee0
<4> [546.355367] PKRU: 55555554
<4> [546.355370] Call Trace:
<4> [546.355445] intel_engine_flush_submission+0x4a/0x70 [i915]
<4> [546.355500] i915_request_wait+0x1b6/0x550 [i915]
<4> [546.355563] ? __i915_request_await_external+0x40/0x40 [i915]
<4> [546.355609] igt_wait_request+0x99/0x2c0 [i915]
<4> [546.355661] __i915_subtests+0xb8/0x210 [i915]
<4> [546.355709] ? i915_perf_selftests+0x60/0x60 [i915]
<4> [546.355751] ? __i915_nop_setup+0x10/0x10 [i915]
<4> [546.355796] i915_request_mock_selftests+0x66/0x80 [i915]
<4> [546.355841] __run_selftests+0x134/0x170 [i915]
<4> [546.355846] ? 0xffffffffa059d000
<4> [546.355884] i915_mock_selftests+0x27/0x50 [i915]
<4> [546.355920] i915_init+0x12/0x7c [i915]
<4> [546.355924] ? 0xffffffffa059d000
<4> [546.355928] do_one_initcall+0x58/0x300
<4> [546.355933] ? do_init_module+0x1d/0x1fa
<4> [546.355938] ? rcu_read_lock_sched_held+0x4d/0x80
<4> [546.355943] ? kmem_cache_alloc_trace+0x2a6/0x2d0
<4> [546.355948] do_init_module+0x56/0x1fa
<4> [546.355952] load_module+0x2348/0x2ac0
<4> [546.355960] ? __do_sys_finit_module+0xe9/0x110
<4> [546.355964] __do_sys_finit_module+0xe9/0x110
<4> [546.355972] do_syscall_64+0x56/0xe0
<4> [546.355976] entry_SYSCALL_64_after_hwframe+0x44/0xa9
<4> [546.355981] RIP: 0033:0x7f685edaa839
<4> [546.355984] Code: Bad RIP value.
<4> [546.355987] RSP: 002b:00007ffeedabd358 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
<4> [546.355993] RAX: ffffffffffffffda RBX: 000055a86f750c00 RCX: 00007f685edaa839
<4> [546.355999] RDX: 0000000000000000 RSI: 000055a86f75fd30 RDI: 0000000000000007
<4> [546.356004] RBP: 000055a86f75fd30 R08: 0000000000000004 R09: 000055a86f757020
<4> [546.356009] R10: 00007ffeedabd4a0 R11: 0000000000000246 R12: 0000000000000000
<4> [546.356015] R13: 000055a86f763350 R14: 0000000000000020 R15: 0000000000000047
<4> [546.356022] Modules linked in: i915(+) vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic mei_hdcp x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul snd_intel_dspcfg cdc_ether ghash_clmulni_intel snd_hda_codec e1000e usbnet mii snd_hwdep snd_hda_core ptp pps_core snd_pcm mei_me mei intel_lpss_pci prime_numbers [last unloaded: i915]
<4> [546.356050] CR2: 0000000000000000
<4> [546.356054] ---[ end trace 6385823617e9aa51 ]---
Edited by LAKSHMINARAYANA VUDUM