Oops#1 Part9
<7>[ 279.282626] i915 0000:00:02.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<7>[ 279.283165] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x0000005c [0x0000005c]
<7>[ 279.291850] i915 0000:00:02.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<7>[ 279.341379] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x0000005c [0x0000005c]
<7>[ 279.341925] i915 0000:00:02.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<7>[ 279.400226] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x0000005c [0x0000005c]
<7>[ 279.400461] i915 0000:00:02.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<7>[ 279.464465] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x0000005c [0x0000005c]
<7>[ 279.464667] i915 0000:00:02.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<7>[ 279.505114] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port G/TC#4: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4
<7>[ 279.505145] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port F/TC#3: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4
<7>[ 279.505269] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling TC_cold_off
<7>[ 279.505284] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port D/TC#1: TC port mode reset (legacy -> disconnected) pin assignment: - max lanes: 4
Oops#1 Part8
<7>[ 279.506041] i915 0000:00:02.0: [drm:tgl_tc_cold_request [i915]] TC cold unblock succeeded
<7>[ 279.506642] i915 0000:00:02.0: [drm:intel_tc_port_reset_mode [i915]] Port E/TC#2: TC port mode reset (tbt-alt -> disconnected) pin assignment: - max lanes: 4
<7>[ 279.522702] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x0000005c [0x0000005c]
<7>[ 279.523056] i915 0000:00:02.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<14>[ 279.567084] [IGT] kms_frontbuffer_tracking: finished subtest fbc-1p-offscreen-pri-indfb-draw-pwrite, SUCCESS
<7>[ 279.568287] i915 0000:00:02.0: [drm:drm_mode_rmfb_work_fn] Removing [FB:637] from all active usage due to RMFB ioctl
<7>[ 279.568398] i915 0000:00:02.0: [drm:atomic_remove_fb] Disabling [PLANE:34:plane 1A] because [FB:637] is removed
<7>[ 279.568501] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:34:plane 1A] ddb ( 0 - 1993) -> ( 0 - 0), size 1993 -> 0
<7>[ 279.569042] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:34:plane 1A] level *wm0,*wm1,*wm2,*wm3,*wm4,*wm5,*wm6,*wm7,*twm, swm, stwm -> wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm, stwm
<7>[ 279.569508] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:34:plane 1A] lines 1, 8, 8, 8, 8, 11, 16, 16, 0, 0, 0 -> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
<7>[ 279.570053] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:34:plane 1A] blocks 16, 129, 129, 129, 129, 177, 257, 257, 30, 0, 0 -> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
Oops#1 Part7
<7>[ 279.570510] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:34:plane 1A] min_ddb 19, 143, 143, 143, 143, 196, 284, 284, 31, 0, 0 -> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
<7>[ 279.571028] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] [CRTC:170:pipe A] data rate 0 num active planes 0
<7>[ 279.571505] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 0: max bw 14993 required 0
<7>[ 279.580003] i915 0000:00:02.0: [drm:__intel_fbc_disable [i915]] Disabling FBC on [PLANE:34:plane 1A]
<14>[ 279.590106] [IGT] kms_frontbuffer_tracking: exiting, ret=0
<7>[ 279.591427] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc]
<7>[ 279.616058] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:34:plane 1A] ddb ( 0 - 0) -> ( 0 - 1993), size 0 -> 1993
<7>[ 279.616532] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:34:plane 1A] level wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm, stwm -> *wm0,*wm1,*wm2,*wm3,*wm4,*wm5,*wm6,*wm7,*twm, swm, stwm
<7>[ 279.616936] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:34:plane 1A] lines 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 1, 8, 8, 8, 8, 11, 16, 16, 0, 0, 0
<7>[ 279.617354] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:34:plane 1A] blocks 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 16, 129, 129, 129, 129, 177, 257, 257, 30, 0, 0
Oops#1 Part6
<7>[ 279.617940] i915 0000:00:02.0: [drm:skl_print_plane_changes [i915]] [PLANE:34:plane 1A] min_ddb 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 19, 143, 143, 143, 143, 196, 284, 284, 31, 0, 0
<7>[ 279.618700] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] [CRTC:170:pipe A] data rate 1142000 num active planes 1
<7>[ 279.619356] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 0: max bw 14993 required 1142
<7>[ 279.619957] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] No SAGV, using single QGV point mask 0x1
<7>[ 279.621138] i915 0000:00:02.0: [drm:intel_fbc_update [i915]] reserved 17694720 bytes of contiguous stolen space for FBC, limit: 1
<7>[ 279.621812] i915 0000:00:02.0: [drm:intel_fbc_update [i915]] Enabling FBC on [PLANE:34:plane 1A]
<7>[ 279.630180] i915 0000:00:02.0: [drm:drm_client_dev_restore] fbdev: ret=0
<6>[ 279.638643] Console: switching to colour frame buffer device 240x67
<6>[ 279.714712] Console: switching to colour dummy device 80x25
<14>[ 279.715150] [IGT] gem_pread: executing
<7>[ 279.718632] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<7>[ 279.719297] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc]
<7>[ 279.720153] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<14>[ 279.721602] [IGT] gem_pread: starting subtest exhaustion
<7>[ 279.721856] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<14>[ 283.078879] [IGT] gem_pread: finished subtest exhaustion, SUCCESS
Oops#1 Part5
<14>[ 283.082278] [IGT] gem_pread: exiting, ret=0
<7>[ 283.082519] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc]
<4>[ 283.228519] ------------[ cut here ]------------
<4>[ 283.228528] DEBUG_LOCKS_WARN_ON(1)
<4>[ 283.228529] WARNING: kernel/locking/lockdep.c:238 at __lock_acquire+0xb58/0x2790, CPU#2: kworker/u32:19/2293
<4>[ 283.228540] Modules linked in: vgem snd_hda_codec_intelhdmi snd_hda_codec_hdmi i915 prime_numbers drm_buddy ttm drm_display_helper cec rc_core i2c_algo_bit kunit mei_hdcp mei_pxp ee1004 tps6598x typec overlay intel_rapl_msr intel_rapl_common intel_uncore_frequency intel_uncore_frequency_common x86_pkg_temp_thermal intel_powerclamp cmdlinepart coretemp spi_nor mtd kvm_intel wmi_bmof kvm irqbypass snd_hda_intel snd_intel_dspcfg ghash_clmulni_intel aesni_intel snd_hda_codec snd_hda_core rapl intel_cstate snd_hwdep igc snd_pcm snd_timer i2c_i801 snd mei_me i2c_mux spi_intel_pci idma64 i2c_smbus soundcore spi_intel thunderbolt mei igen6_edac video serial_multi_instantiate binfmt_misc intel_pmc_core pmt_telemetry pmt_discovery wmi pmt_class nls_iso8859_1 intel_pmc_ssram_telemetry acpi_pad acpi_tad pinctrl_tigerlake intel_vsec dm_multipath msr nvme_fabrics fuse efi_pstore nfnetlink autofs4
<4>[ 283.228608] CPU: 2 UID: 0 PID: 2293 Comm: kworker/u32:19 Tainted: G S U L 7.0.0-rc2-CI_DRM_18085-gcfc20c776480+ #1 PREEMPT(lazy)
<4>[ 283.228614] Tainted: [S]=CPU_OUT_OF_SPEC, [U]=USER, [L]=SOFTLOCKUP
<4>[ 283.228617] Hardware name: Intel(R) Client Systems NUC11TNHi5/NUC11TNBi5, BIOS TNTGL357.0042.2020.1221.1743 12/21/2020
Oops#1 Part4
<4>[ 283.228622] Workqueue: i915 __i915_gem_free_work [i915]
<4>[ 283.228799] RIP: 0010:__lock_acquire+0xb5f/0x2790
<4>[ 283.228805] Code: 55 b0 85 c0 44 8b 5d a8 0f 84 2b fc ff ff 8b 05 d7 e0 51 02 85 c0 0f 85 1d fc ff ff 48 8d 3d 98 f6 52 02 48 c7 c6 c9 53 1e 83 <67> 48 0f b9 3a 31 c0 44 8b 5d a8 4c 8b 55 b0 44 8b 4d b8 e9 a3 f6
<4>[ 283.228812] RSP: 0018:ffffc900006c7bf8 EFLAGS: 00010046
<4>[ 283.228816] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
<4>[ 283.228819] RDX: 0000000000000000 RSI: ffffffff831e53c9 RDI: ffffffff839bd3d0
<4>[ 283.228822] RBP: ffffc900006c7c98 R08: 0000000000000000 R09: 0000000000000002
<4>[ 283.228825] R10: ffff888166a9cb30 R11: 0000000000000001 R12: c318db6ac78d5461
<4>[ 283.228828] R13: 0000000000000000 R14: ffff88818d2c0868 R15: ffff888166a9bb80
<4>[ 283.228832] FS: 0000000000000000(0000) GS:ffff88851bf99000(0000) knlGS:0000000000000000
<4>[ 283.228835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 283.228838] CR2: 00007c7fbe8c1710 CR3: 000000000344c005 CR4: 0000000000f72ef0
<4>[ 283.228842] PKRU: 55555554
<4>[ 283.228844] Call Trace:
<4>[ 283.228846]
<4>[ 283.228848] ? sysvec_apic_timer_interrupt+0x57/0xc0
<4>[ 283.228855] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
<4>[ 283.228861] lock_acquire+0xc4/0x2f0
<4>[ 283.228865] ? dma_buf_put+0x30/0x120
<4>[ 283.228870] ? dma_buf_detach+0x109/0x1e0
<4>[ 283.228873] ? kfree+0x21c/0x4d0
<4>[ 283.228877] _raw_spin_lock+0x2f/0x60
<4>[ 283.228881] ? dma_buf_put+0x30/0x120
<4>[ 283.228884] dma_buf_put+0x30/0x120
Oops#1 Part3
<4>[ 283.228888] drm_prime_gem_destroy+0x38/0x50
<4>[ 283.228892] __i915_gem_free_object+0x60/0x200 [i915]
<4>[ 283.229035] __i915_gem_free_objects.isra.0+0x7b/0xd0 [i915]
<4>[ 283.229168] __i915_gem_free_work+0x25/0x30 [i915]
<4>[ 283.229299] process_one_work+0x22e/0x740
<4>[ 283.229306] worker_thread+0x1e8/0x3d0
<4>[ 283.229309] ? __pfx_worker_thread+0x10/0x10
<4>[ 283.229312] kthread+0x10d/0x150
<4>[ 283.229317] ? __pfx_kthread+0x10/0x10
<4>[ 283.229321] ret_from_fork+0x3d4/0x480
<4>[ 283.229325] ? __pfx_kthread+0x10/0x10
<4>[ 283.229329] ret_from_fork_asm+0x1a/0x30
<4>[ 283.229336]
<4>[ 283.229338] irq event stamp: 2438357
<4>[ 283.229340] hardirqs last enabled at (2438357): [] irqentry_exit+0x6a/0x7c0
<4>[ 283.229347] hardirqs last disabled at (2438355): [] handle_softirqs+0x457/0x500
<4>[ 283.229353] softirqs last enabled at (2438356): [] __irq_exit_rcu+0x13f/0x160
<4>[ 283.229359] softirqs last disabled at (2437989): [] __irq_exit_rcu+0x13f/0x160
<4>[ 283.229364] ---[ end trace 0000000000000000 ]---
<1>[ 283.229370] BUG: kernel NULL pointer dereference, address: 00000000000000c4
<1>[ 283.229373] #PF: supervisor read access in kernel mode
<1>[ 283.229377] #PF: error_code(0x0000) - not-present page
<6>[ 283.229380] PGD 0 P4D 0
<4>[ 283.229383] Oops: Oops: 0000 [#1] SMP NOPTI
<4>[ 283.229387] CPU: 2 UID: 0 PID: 2293 Comm: kworker/u32:19 Tainted: G S U W L 7.0.0-rc2-CI_DRM_18085-gcfc20c776480+ #1 PREEMPT(lazy)
<4>[ 283.229394] Tainted: [S]=CPU_OUT_OF_SPEC, [U]=USER, [W]=WARN, [L]=SOFTLOCKUP
Oops#1 Part2
<4>[ 283.229398] Hardware name: Intel(R) Client Systems NUC11TNHi5/NUC11TNBi5, BIOS TNTGL357.0042.2020.1221.1743 12/21/2020
<4>[ 283.229403] Workqueue: i915 __i915_gem_free_work [i915]
<4>[ 283.229550] RIP: 0010:__lock_acquire+0x21a/0x2790
<4>[ 283.229555] Code: 41 89 42 20 4c 89 e0 25 ff 1f 00 00 48 0f a3 05 bc a7 b8 03 0f 83 56 05 00 00 48 8d 04 80 48 8d 04 80 48 8d 04 c5 a0 7f 01 85 <44> 0f b6 b0 c4 00 00 00 41 0f b7 42 20 66 25 ff 1f 0f b7 c0 48 0f
<4>[ 283.229563] RSP: 0018:ffffc900006c7bf8 EFLAGS: 00010046
<4>[ 283.229566] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
<4>[ 283.229570] RDX: 0000000000000000 RSI: ffffffff831e53c9 RDI: ffffffff839bd3d0
<4>[ 283.229573] RBP: ffffc900006c7c98 R08: 0000000000000000 R09: 0000000000000002
<4>[ 283.229577] R10: ffff888166a9cb30 R11: 0000000000000001 R12: c318db6ac78d5461
<4>[ 283.229580] R13: 0000000000000000 R14: ffff88818d2c0868 R15: ffff888166a9bb80
<4>[ 283.229584] FS: 0000000000000000(0000) GS:ffff88851bf99000(0000) knlGS:0000000000000000
<4>[ 283.229588] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 283.229591] CR2: 00000000000000c4 CR3: 000000000344c005 CR4: 0000000000f72ef0
<4>[ 283.229595] PKRU: 55555554
<4>[ 283.229597] Call Trace:
<4>[ 283.229599]
<4>[ 283.229601] ? sysvec_apic_timer_interrupt+0x57/0xc0
<4>[ 283.229606] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20
<4>[ 283.229612] lock_acquire+0xc4/0x2f0
<4>[ 283.229616] ? dma_buf_put+0x30/0x120
<4>[ 283.229620] ? dma_buf_detach+0x109/0x1e0
<4>[ 283.229623] ? kfree+0x21c/0x4d0
<4>[ 283.229627] _raw_spin_lock+0x2f/0x60
<4>[ 283.229631] ? dma_buf_put+0x30/0x120
Oops#1 Part1
<4>[ 283.229634] dma_buf_put+0x30/0x120
<4>[ 283.229638] drm_prime_gem_destroy+0x38/0x50
<4>[ 283.229642] __i915_gem_free_object+0x60/0x200 [i915]
<4>[ 283.229784] __i915_gem_free_objects.isra.0+0x7b/0xd0 [i915]
<4>[ 283.229926] __i915_gem_free_work+0x25/0x30 [i915]
<4>[ 283.230067] process_one_work+0x22e/0x740
<4>[ 283.230072] worker_thread+0x1e8/0x3d0
<4>[ 283.230076] ? __pfx_worker_thread+0x10/0x10
<4>[ 283.230079] kthread+0x10d/0x150
<4>[ 283.230083] ? __pfx_kthread+0x10/0x10
<4>[ 283.230087] ret_from_fork+0x3d4/0x480
<4>[ 283.230091] ? __pfx_kthread+0x10/0x10
<4>[ 283.230095] ret_from_fork_asm+0x1a/0x30
<4>[ 283.230102]
<4>[ 283.230104] Modules linked in: vgem snd_hda_codec_intelhdmi snd_hda_codec_hdmi i915 prime_numbers drm_buddy ttm drm_display_helper cec rc_core i2c_algo_bit kunit mei_hdcp mei_pxp ee1004 tps6598x typec overlay intel_rapl_msr intel_rapl_common intel_uncore_frequency intel_uncore_frequency_common x86_pkg_temp_thermal intel_powerclamp cmdlinepart coretemp spi_nor mtd kvm_intel wmi_bmof kvm irqbypass snd_hda_intel snd_intel_dspcfg ghash_clmulni_intel aesni_intel snd_hda_codec snd_hda_core rapl intel_cstate snd_hwdep igc snd_pcm snd_timer i2c_i801 snd mei_me i2c_mux spi_intel_pci idma64 i2c_smbus soundcore spi_intel thunderbolt mei igen6_edac video serial_multi_instantiate binfmt_misc intel_pmc_core pmt_telemetry pmt_discovery wmi pmt_class nls_iso8859_1 intel_pmc_ssram_telemetry acpi_pad acpi_tad pinctrl_tigerlake intel_vsec dm_multipath msr nvme_fabrics fuse efi_pstore nfnetlink autofs4
<4>[ 283.230175] CR2: 00000000000000c4
<4>[ 283.230179] ---[ end trace 0000000000000000 ]---