igt@gem_lmem_swapping@basic@lmem0 - incomplete - BUG: kernel NULL pointer dereference, address: 0000000000000010, RIP: 0010:i915_ttm_delete_mem_notify
<6> [308.990460] input: HDA Intel PCH HDMI/DP,pcm=15 as /devices/pci0000:00/0000:00:01.0/0000:01:00.0/0000:02:04.0/0000:04:00.0/sound/card1/input48
<6> [308.991092] input: HDA Intel PCH HDMI/DP,pcm=16 as /devices/pci0000:00/0000:00:01.0/0000:01:00.0/0000:02:04.0/0000:04:00.0/sound/card1/input49
<6> [308.991758] input: HDA Intel PCH HDMI/DP,pcm=17 as /devices/pci0000:00/0000:00:01.0/0000:01:00.0/0000:02:04.0/0000:04:00.0/sound/card1/input50
<1> [317.144870] BUG: kernel NULL pointer dereference, address: 0000000000000010
<1> [317.144886] #PF: supervisor read access in kernel mode
<1> [317.144894] #PF: error_code(0x0000) - not-present page
<6> [317.144903] PGD 0 P4D 0
<4> [317.144909] Oops: 0000 [#1] PREEMPT SMP NOPTI
<4> [317.144916] CPU: 4 PID: 133 Comm: kworker/4:1 Tainted: G U 6.0.0-rc5-CI_DRM_12135-g9ba4c4531341+ #1
<4> [317.144931] Hardware name: Intel Corporation Alder Lake Client Platform/AlderLake-P DDR5 RVP, BIOS ADLPFWI1.R00.2374.A01.2109160719 09/16/2021
<4> [317.144948] Workqueue: events ttm_device_delayed_workqueue [ttm]
<4> [317.144962] RIP: 0010:i915_ttm_delete_mem_notify+0x1e/0x80 [i915]
<4> [317.145065] Code: ff ff e8 55 9d 46 e1 0f 1f 44 00 00 48 81 bf 00 02 00 00 80 e6 6d a0 75 6a 48 85 ff 74 65 55 53 48 8b 87 10 02 00 00 48 89 fb <8b> 40 10 85 c0 75 20 e8 a6 d5 fe ff 48 83 bb 20 06 00 00 00 74 0a
<4> [317.145090] RSP: 0018:ffffc90000623d68 EFLAGS: 00010282
<4> [317.145098] RAX: 0000000000000000 RBX: ffff888122990040 RCX: 0000000000000001
<4> [317.145109] RDX: 0000000080000001 RSI: ffffffff822ebcd4 RDI: ffff888122990040
<4> [317.145120] RBP: ffff888128295c00 R08: ffff888102c33320 R09: 00000000fffffffe
<4> [317.145130] R10: 000000004a6b4a23 R11: 000000005a92d6f1 R12: ffff888122990040
<4> [317.145140] R13: ffff888122990270 R14: ffff888122990248 R15: ffff888122990270
<4> [317.145151] FS: 0000000000000000(0000) GS:ffff88849f200000(0000) knlGS:0000000000000000
<4> [317.145163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [317.145171] CR2: 0000000000000010 CR3: 0000000006612006 CR4: 0000000000770ee0
<4> [317.145181] PKRU: 55555554
<4> [317.145187] Call Trace:
<4> [317.145192] <TASK>
<4> [317.145196] ttm_bo_cleanup_memtype_use+0x1a/0x40 [ttm]
<4> [317.145207] ttm_bo_release+0x1fd/0x350 [ttm]
<4> [317.145216] ttm_bo_delayed_delete+0x21c/0x270 [ttm]
<4> [317.145226] ttm_device_delayed_workqueue+0x12/0x40 [ttm]
<4> [317.145236] process_one_work+0x272/0x5b0
<4> [317.145245] worker_thread+0x37/0x370
<4> [317.145252] ? process_one_work+0x5b0/0x5b0
<4> [317.145260] kthread+0xed/0x120
<4> [317.145266] ? kthread_complete_and_exit+0x20/0x20
<4> [317.145274] ret_from_fork+0x1f/0x30
<4> [317.145282] </TASK>
<4> [317.145287] Modules linked in: snd_hda_intel 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 prime_numbers ttm drm_buddy syscopyarea sysfillrect sysimgblt fb_sys_fops fuse x86_pkg_temp_thermal coretemp wmi_bmof kvm_intel r8153_ecm cdc_ether usbnet kvm r8152 mii irqbypass crct10dif_pclmul e1000e crc32_pclmul ghash_clmulni_intel ptp i2c_i801 mei_me i2c_smbus pps_core mei video intel_lpss_pci wmi [last unloaded: drm_kms_helper]
<4> [317.145361] CR2: 0000000000000010
<4> [317.145368] ---[ end trace 0000000000000000 ]---
<4> [317.410472] RIP: 0010:i915_ttm_delete_mem_notify+0x1e/0x80 [i915]
<4> [317.410832] Code: ff ff e8 55 9d 46 e1 0f 1f 44 00 00 48 81 bf 00 02 00 00 80 e6 6d a0 75 6a 48 85 ff 74 65 55 53 48 8b 87 10 02 00 00 48 89 fb <8b> 40 10 85 c0 75 20 e8 a6 d5 fe ff 48 83 bb 20 06 00 00 00 74 0a
<4> [317.410861] RSP: 0018:ffffc90000623d68 EFLAGS: 00010282
<4> [317.410871] RAX: 0000000000000000 RBX: ffff888122990040 RCX: 0000000000000001
<4> [317.410883] RDX: 0000000080000001 RSI: ffffffff822ebcd4 RDI: ffff888122990040
<4> [317.410895] RBP: ffff888128295c00 R08: ffff888102c33320 R09: 00000000fffffffe
<4> [317.410907] R10: 000000004a6b4a23 R11: 000000005a92d6f1 R12: ffff888122990040
<4> [317.410919] R13: ffff888122990270 R14: ffff888122990248 R15: ffff888122990270
<4> [317.410931] FS: 0000000000000000(0000) GS:ffff88849f200000(0000) knlGS:0000000000000000
<4> [317.410944] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [317.410954] CR2: 0000000000000010 CR3: 000000012a52e004 CR4: 0000000000770ee0
<4> [317.410966] PKRU: 55555554