amdgpu kernel fault on drm-tip 6.1.0-rc6+
A number of steam titles trigger kernel faults like this one :
Nov 27 21:56:29 desky kernel: BUG: unable to handle page fault for address: ffffffffc09f0520
Nov 27 21:56:29 desky kernel: #PF: supervisor write access in kernel mode
Nov 27 21:56:29 desky kernel: #PF: error_code(0x0003) - permissions violation
Nov 27 21:56:29 desky kernel: PGD 317215067 P4D 317215067 PUD 317217067 PMD 117940067 PTE 104476161
Nov 27 21:56:29 desky kernel: Oops: 0003 [#1] PREEMPT SMP NOPTI
Nov 27 21:56:29 desky kernel: CPU: 5 PID: 1337 Comm: sdma2 Tainted: G U 6.1.0-rc6+ #2
Nov 27 21:56:29 desky kernel: Hardware name: Micro-Star International Co., Ltd. MS-7D36/PRO Z690-P DDR4 (MS-7D36), BIOS A.A1 10/18/2022
Nov 27 21:56:29 desky kernel: RIP: 0010:dma_fence_add_callback+0x86/0xc0
Nov 27 21:56:29 desky kernel: Code: 5b 44 89 e0 41 5c 41 5d 41 5e 5d c3 cc cc cc cc 4d 89 6c 24 10 48 8b 43 18 48 8d 53 10 4c 89 63 18 49 89 14 24 49 89 44 24 08 <4c> 89 20 45 31 e4 eb c3 0f 0b 41 bc ea ff ff ff 5b 44 89 e0 41 5c
Nov 27 21:56:29 desky kernel: RSP: 0000:ffffb5eb0172be28 EFLAGS: 00010002
Nov 27 21:56:29 desky kernel: RAX: ffffffffc09f0520 RBX: ffff9cb09d965f00 RCX: 0000000000000000
Nov 27 21:56:29 desky kernel: RDX: ffff9cb09d965f10 RSI: ffff9cb315c33250 RDI: ffff9cb09d965f00
Nov 27 21:56:29 desky kernel: RBP: ffffb5eb0172be48 R08: 0000000000000000 R09: ffffb5eb0172be20
Nov 27 21:56:29 desky kernel: R10: 0000000000000001 R11: ffffb5eb011fd000 R12: ffff9cb315c33250
Nov 27 21:56:29 desky kernel: R13: ffffffffc09f0bc0 R14: 0000000000000246 R15: ffff9cb09d965ec0
Nov 27 21:56:29 desky kernel: FS: 0000000000000000(0000) GS:ffff9cb710140000(0000) knlGS:0000000000000000
Nov 27 21:56:29 desky kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Nov 27 21:56:29 desky kernel: CR2: ffffffffc09f0520 CR3: 0000000317210002 CR4: 0000000000770ee0
Nov 27 21:56:29 desky kernel: PKRU: 55555554
Nov 27 21:56:29 desky kernel: Call Trace:
Nov 27 21:56:29 desky kernel: <TASK>
Nov 27 21:56:29 desky kernel: drm_sched_entity_pop_job+0xc7/0x420 [gpu_sched]
Nov 27 21:56:29 desky kernel: drm_sched_main+0xcd/0x400 [gpu_sched]
Nov 27 21:56:29 desky kernel: ? destroy_sched_domains_rcu+0x30/0x30
Nov 27 21:56:29 desky kernel: ? drm_sched_job_done.isra.0+0x140/0x140 [gpu_sched]
Nov 27 21:56:29 desky kernel: kthread+0xeb/0x120
Nov 27 21:56:29 desky kernel: ? kthread_complete_and_exit+0x20/0x20
Nov 27 21:56:29 desky kernel: ret_from_fork+0x1f/0x30
Nov 27 21:56:29 desky kernel: </TASK>
Nov 27 21:56:29 desky kernel: Modules linked in: intel_rapl_msr intel_rapl_common intel_tcc_cooling snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_sof_pci_intel_tgl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_hdac_hda snd_hda_ext_core snd_soc_acpi_intel_match snd_soc_acpi soundwire_bus x86_pkg_temp_thermal mei_gsc snd_soc_core intel_powerclamp snd_compress snd_hda_codec_hdmi ac97_bus snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep coretemp amdgpu snd_pcm snd_seq_midi snd_seq_midi_event kvm_intel iommu_v2 i915 binfmt_misc
Nov 27 21:56:29 desky kernel: ------------[ cut here ]------------
Nov 27 21:56:29 desky kernel: ------------[ cut here ]------------
Nov 27 21:56:29 desky kernel: refcount_t: addition on 0; use-after-free.
Nov 27 21:56:29 desky kernel: refcount_t: saturated; leaking memory.
Nov 27 21:56:29 desky kernel: snd_rawmidi gpu_sched drm_ttm_helper kvm drm_buddy snd_seq ttm crct10dif_pclmul ghash_clmulni_intel sha512_ssse3 drm_display_helper snd_seq_device mei_pxp mei_hdcp aesni_intel snd_timer crypto_simd cec pmt_telemetry cryptd rc_core nls_iso8859_1 pmt_class rapl intel_cstate wmi_bmof
Nov 27 21:56:29 desky kernel: WARNING: CPU: 1 PID: 1335 at lib/refcount.c:25 refcount_warn_saturate+0x9f/0x150
Nov 27 21:56:29 desky kernel: WARNING: CPU: 12 PID: 278357 at lib/refcount.c:19 refcount_warn_saturate+0xcb/0x150
Nov 27 21:56:29 desky kernel: input_leds
Nov 27 21:56:29 desky kernel: joydev
Nov 27 21:56:29 desky kernel: Modules linked in:
Nov 27 21:56:29 desky kernel: mxm_wmi
Nov 27 21:56:29 desky kernel: Modules linked in:
Nov 27 21:56:29 desky kernel: drm_kms_helper ee1004 snd
Nov 27 21:56:29 desky kernel: intel_rapl_msr
Nov 27 21:56:29 desky kernel: i2c_algo_bit
Nov 27 21:56:29 desky kernel: intel_rapl_common
Nov 27 21:56:29 desky kernel: syscopyarea
Nov 27 21:56:29 desky kernel: intel_tcc_cooling snd_hda_codec_realtek
Nov 27 21:56:29 desky kernel: apple_mfi_fastcharge
Nov 27 21:56:29 desky kernel: intel_rapl_msr
Nov 27 21:56:29 desky kernel: mei_me
Nov 27 21:56:29 desky kernel: intel_rapl_common
Nov 27 21:56:29 desky kernel: soundcore
Nov 27 21:56:29 desky kernel: intel_tcc_cooling
Nov 27 21:56:29 desky kernel: sysfillrect
Nov 27 21:56:29 desky kernel: snd_hda_codec_realtek
Nov 27 21:56:29 desky kernel: mei
Nov 27 21:56:29 desky kernel: snd_hda_codec_generic
Nov 27 21:56:29 desky kernel: sysimgblt
Nov 27 21:56:29 desky kernel: ledtrig_audio
Nov 27 21:56:29 desky kernel: intel_vsec serial_multi_instantiate
Nov 27 21:56:29 desky kernel: snd_sof_pci_intel_tgl
Nov 27 21:56:29 desky kernel: acpi_tad
Nov 27 21:56:29 desky kernel: snd_sof_intel_hda_common
Nov 27 21:56:29 desky kernel: acpi_pad
Nov 27 21:56:29 desky kernel: soundwire_intel
Nov 27 21:56:29 desky kernel: mac_hid
Nov 27 21:56:29 desky kernel: soundwire_generic_allocation soundwire_cadence
Nov 27 21:56:29 desky kernel: sch_fq_codel
Nov 27 21:56:29 desky kernel: snd_sof_intel_hda
Nov 27 21:56:29 desky kernel: msr
Nov 27 21:56:29 desky kernel: snd_sof_pci snd_sof_xtensa_dsp
Nov 27 21:56:29 desky kernel: parport_pc
Nov 27 21:56:29 desky kernel: snd_sof snd_sof_utils
Nov 27 21:56:29 desky kernel: ppdev
Nov 27 21:56:29 desky kernel: snd_hda_codec_generic
Nov 27 21:56:29 desky kernel: lp
Nov 27 21:56:29 desky kernel: ledtrig_audio
Nov 27 21:56:29 desky kernel: snd_soc_hdac_hda
Nov 27 21:56:29 desky kernel: snd_sof_pci_intel_tgl
Nov 27 21:56:29 desky kernel: snd_hda_ext_core snd_soc_acpi_intel_match
Nov 27 21:56:29 desky kernel: ramoops
Nov 27 21:56:29 desky kernel: snd_soc_acpi soundwire_bus
Nov 27 21:56:29 desky kernel: parport
Nov 27 21:56:29 desky kernel: x86_pkg_temp_thermal
Nov 27 21:56:29 desky kernel: reed_solomon pstore_blk
Nov 27 21:56:29 desky kernel: mei_gsc
Nov 27 21:56:29 desky kernel: snd_sof_intel_hda_common
Nov 27 21:56:29 desky kernel: snd_soc_core
Nov 27 21:56:29 desky kernel: soundwire_intel
Nov 27 21:56:29 desky kernel: pstore_zone
Nov 27 21:56:29 desky kernel: soundwire_generic_allocation
Nov 27 21:56:29 desky kernel: drm
Nov 27 21:56:29 desky kernel: soundwire_cadence
Nov 27 21:56:29 desky kernel: efi_pstore
Nov 27 21:56:29 desky kernel: snd_sof_intel_hda
Nov 27 21:56:29 desky kernel: ip_tables
Nov 27 21:56:29 desky kernel: snd_sof_pci
Nov 27 21:56:29 desky kernel: x_tables
Nov 27 21:56:29 desky kernel: snd_sof_xtensa_dsp
Nov 27 21:56:29 desky kernel: autofs4
Nov 27 21:56:29 desky kernel: snd_sof
Nov 27 21:56:29 desky kernel: hid_apple
Nov 27 21:56:29 desky kernel: snd_sof_utils
Nov 27 21:56:29 desky kernel: hid_generic usbhid
Nov 27 21:56:29 desky kernel: intel_powerclamp
Nov 27 21:56:29 desky kernel: snd_soc_hdac_hda
Nov 27 21:56:29 desky kernel: snd_compress
Nov 27 21:56:29 desky kernel: hid
Nov 27 21:56:29 desky kernel: snd_hda_codec_hdmi ac97_bus
Nov 27 21:56:29 desky kernel: nvme
Nov 27 21:56:29 desky kernel: snd_hda_ext_core
Nov 27 21:56:29 desky kernel: crc32_pclmul
Nov 27 21:56:29 desky kernel: snd_soc_acpi_intel_match
Nov 27 21:56:29 desky kernel: i2c_i801
Nov 27 21:56:29 desky kernel: snd_soc_acpi
Nov 27 21:56:29 desky kernel: r8169
Nov 27 21:56:29 desky kernel: snd_pcm_dmaengine
Nov 27 21:56:29 desky kernel: i2c_smbus
Nov 27 21:56:29 desky kernel: snd_hda_intel
Nov 27 21:56:29 desky kernel: soundwire_bus
Nov 27 21:56:29 desky kernel: snd_intel_dspcfg
Nov 27 21:56:29 desky kernel: x86_pkg_temp_thermal
Nov 27 21:56:29 desky kernel: snd_intel_sdw_acpi snd_hda_codec
Nov 27 21:56:29 desky kernel: mei_gsc
Nov 27 21:56:29 desky kernel: snd_hda_core
Nov 27 21:56:29 desky kernel: snd_soc_core
Nov 27 21:56:29 desky kernel: snd_hwdep
Nov 27 21:56:29 desky kernel: intel_powerclamp
Nov 27 21:56:29 desky kernel: ahci xhci_pci
Nov 27 21:56:29 desky kernel: snd_compress
Nov 27 21:56:29 desky kernel: coretemp amdgpu
Nov 27 21:56:29 desky kernel: snd_hda_codec_hdmi
Nov 27 21:56:29 desky kernel: snd_pcm snd_seq_midi
Nov 27 21:56:29 desky kernel: ac97_bus
Nov 27 21:56:29 desky kernel: realtek
Nov 27 21:56:29 desky kernel: snd_pcm_dmaengine
Nov 27 21:56:29 desky kernel: nvme_core
Nov 27 21:56:29 desky kernel: snd_hda_intel
Nov 27 21:56:29 desky kernel: libahci
Nov 27 21:56:29 desky kernel: snd_seq_midi_event
Nov 27 21:56:29 desky kernel: snd_intel_dspcfg
Nov 27 21:56:29 desky kernel: kvm_intel
Nov 27 21:56:29 desky kernel: snd_intel_sdw_acpi
Nov 27 21:56:29 desky kernel: iommu_v2 i915
Nov 27 21:56:29 desky kernel: xhci_pci_renesas
Nov 27 21:56:29 desky kernel: binfmt_misc
Nov 27 21:56:29 desky kernel: video
Nov 27 21:56:29 desky kernel: snd_rawmidi gpu_sched
Nov 27 21:56:29 desky kernel: wmi
Nov 27 21:56:29 desky kernel: snd_hda_codec
Nov 27 21:56:29 desky kernel: drm_ttm_helper kvm
Nov 27 21:56:29 desky kernel: pinctrl_alderlake
Nov 27 21:56:29 desky kernel: snd_hda_core
Nov 27 21:56:29 desky kernel:
Nov 27 21:56:29 desky kernel: drm_buddy snd_seq
Nov 27 21:56:29 desky kernel: CR2: ffffffffc09f0520
Nov 27 21:56:29 desky kernel: snd_hwdep coretemp
Nov 27 21:56:29 desky kernel: ttm
Nov 27 21:56:29 desky kernel: ---[ end trace 0000000000000000 ]---
Nov 27 21:56:29 desky kernel: amdgpu
Nov 27 21:56:29 desky kernel: crct10dif_pclmul
Nov 27 21:56:29 desky kernel: ghash_clmulni_intel sha512_ssse3
Nov 27 21:56:29 desky kernel: snd_pcm
Nov 27 21:56:29 desky kernel: drm_display_helper snd_seq_device mei_pxp
Nov 27 21:56:29 desky kernel: snd_seq_midi
Nov 27 21:56:29 desky kernel: mei_hdcp
Nov 27 21:56:29 desky kernel: snd_seq_midi_event
Nov 27 21:56:29 desky kernel: aesni_intel
Nov 27 21:56:29 desky kernel: kvm_intel iommu_v2
Nov 27 21:56:29 desky kernel: snd_timer crypto_simd
Nov 27 21:56:29 desky kernel: i915
Nov 27 21:56:29 desky kernel: cec pmt_telemetry
Nov 27 21:56:29 desky kernel: binfmt_misc
Nov 27 21:56:29 desky kernel: cryptd rc_core
Nov 27 21:56:29 desky kernel: snd_rawmidi
Nov 27 21:56:29 desky kernel: nls_iso8859_1 pmt_class rapl
Nov 27 21:56:29 desky kernel: gpu_sched drm_ttm_helper
Nov 27 21:56:29 desky kernel: intel_cstate wmi_bmof
Nov 27 21:56:29 desky kernel: kvm
Nov 27 21:56:29 desky kernel: input_leds
Nov 27 21:56:29 desky kernel: drm_buddy
Nov 27 21:56:29 desky kernel: joydev
Nov 27 21:56:29 desky kernel: snd_seq ttm
Nov 27 21:56:29 desky kernel: mxm_wmi
Nov 27 21:56:29 desky kernel: crct10dif_pclmul ghash_clmulni_intel
Nov 27 21:56:29 desky kernel: drm_kms_helper ee1004
Nov 27 21:56:29 desky kernel: sha512_ssse3 drm_display_helper
Nov 27 21:56:29 desky kernel: snd i2c_algo_bit
Nov 27 21:56:29 desky kernel: snd_seq_device
Nov 27 21:56:29 desky kernel: syscopyarea apple_mfi_fastcharge
Nov 27 21:56:29 desky kernel: mei_pxp
Nov 27 21:56:29 desky kernel: mei_me soundcore sysfillrect
Nov 27 21:56:29 desky kernel: mei_hdcp aesni_intel
Nov 27 21:56:29 desky kernel: mei sysimgblt
Nov 27 21:56:29 desky kernel: snd_timer crypto_simd
Nov 27 21:56:29 desky kernel: intel_vsec serial_multi_instantiate
Nov 27 21:56:29 desky kernel: cec pmt_telemetry
Nov 27 21:56:29 desky kernel: acpi_tad
Nov 27 21:56:29 desky kernel: cryptd rc_core
Nov 27 21:56:29 desky kernel: acpi_pad mac_hid
Nov 27 21:56:29 desky kernel: nls_iso8859_1
Nov 27 21:56:29 desky kernel: sch_fq_codel
Nov 27 21:56:29 desky kernel: pmt_class
Nov 27 21:56:29 desky kernel: msr
Nov 27 21:56:29 desky kernel: rapl intel_cstate
Nov 27 21:56:29 desky kernel: parport_pc ppdev
Nov 27 21:56:29 desky kernel: wmi_bmof
Nov 27 21:56:29 desky kernel: lp ramoops parport
Nov 27 21:56:29 desky kernel: input_leds joydev
Nov 27 21:56:29 desky kernel: reed_solomon
Nov 27 21:56:29 desky kernel: mxm_wmi drm_kms_helper
Nov 27 21:56:29 desky kernel: pstore_blk pstore_zone
Nov 27 21:56:29 desky kernel: ee1004
Nov 27 21:56:29 desky kernel: drm
Nov 27 21:56:29 desky kernel: snd i2c_algo_bit
Nov 27 21:56:29 desky kernel: efi_pstore ip_tables
Nov 27 21:56:29 desky kernel: syscopyarea
Nov 27 21:56:29 desky kernel: x_tables
Nov 27 21:56:29 desky kernel: apple_mfi_fastcharge mei_me
Nov 27 21:56:29 desky kernel: autofs4
Nov 27 21:56:29 desky kernel: soundcore sysfillrect
Nov 27 21:56:29 desky kernel: hid_apple hid_generic
Nov 27 21:56:29 desky kernel: mei
Nov 27 21:56:29 desky kernel: usbhid hid nvme
Nov 27 21:56:29 desky kernel: sysimgblt
Nov 27 21:56:29 desky kernel: crc32_pclmul
Nov 27 21:56:29 desky kernel: intel_vsec serial_multi_instantiate
Nov 27 21:56:29 desky kernel: i2c_i801 r8169 i2c_smbus
Nov 27 21:56:29 desky kernel: acpi_tad acpi_pad
Nov 27 21:56:29 desky kernel: ahci
Nov 27 21:56:29 desky kernel: mac_hid
Nov 27 21:56:29 desky kernel: xhci_pci realtek nvme_core
Nov 27 21:56:29 desky kernel: sch_fq_codel
Nov 27 21:56:29 desky kernel: libahci
Nov 27 21:56:29 desky kernel: msr parport_pc
Nov 27 21:56:29 desky kernel: xhci_pci_renesas video
Nov 27 21:56:29 desky kernel: ppdev lp
Nov 27 21:56:29 desky kernel: wmi pinctrl_alderlake
Nov 27 21:56:29 desky kernel: ramoops
Nov 27 21:56:29 desky kernel:
Nov 27 21:56:29 desky kernel: parport
Nov 27 21:56:29 desky kernel: CPU: 1 PID: 1335 Comm: sdma0 Tainted: G UD 6.1.0-rc6+ #2
Nov 27 21:56:29 desky kernel: reed_solomon pstore_blk pstore_zone drm
Nov 27 21:56:29 desky kernel: Hardware name: Micro-Star International Co., Ltd. MS-7D36/PRO Z690-P DDR4 (MS-7D36), BIOS A.A1 10/18/2022
Nov 27 21:56:29 desky kernel: efi_pstore ip_tables
Nov 27 21:56:29 desky kernel: RIP: 0010:refcount_warn_saturate+0x9f/0x150
Nov 27 21:56:29 desky kernel: x_tables autofs4 hid_apple
Nov 27 21:56:29 desky kernel: Code: cc cc 0f b6 1d 40 27 d3 01 80 fb 01 0f 87 de 57 72 00 83 e3 01 75 e1 48 c7 c7 e0 01 fe 99 c6 05 24 27 d3 01 01 e8 ce 4f 6e 00 <0f> 0b eb ca 0f b6 1d 16 27 d3 01 80 fb 01 0f 87 9e 57 72 00 83 e3
Nov 27 21:56:29 desky kernel: RSP: 0018:ffffb5eb0170fe40 EFLAGS: 00010286
Nov 27 21:56:29 desky kernel: hid_generic usbhid hid
Nov 27 21:56:29 desky kernel:
Nov 27 21:56:29 desky kernel: RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000027
Nov 27 21:56:29 desky kernel: nvme
Nov 27 21:56:29 desky kernel: RDX: ffff9cb710060548 RSI: 0000000000000001 RDI: ffff9cb710060540
Nov 27 21:56:29 desky kernel: crc32_pclmul i2c_i801 r8169 i2c_smbus
Nov 27 21:56:29 desky kernel: RBP: ffffb5eb0170fe48 R08: 000000000000002a R09: ffffb5eb0170fdd8
Nov 27 21:56:29 desky kernel: R10: 00000000ffffe6cd R11: 000000000000002c R12: 0000000000000000
Nov 27 21:56:29 desky kernel: ahci xhci_pci
Nov 27 21:56:29 desky kernel: R13: ffff9caf8f805e28 R14: ffff9cb30f9ffe00 R15: ffff9cb0de1e4240
Nov 27 21:56:29 desky kernel: realtek nvme_core
Nov 27 21:56:29 desky kernel: FS: 0000000000000000(0000) GS:ffff9cb710040000(0000) knlGS:0000000000000000
Nov 27 21:56:29 desky kernel: libahci
Nov 27 21:56:29 desky kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Nov 27 21:56:29 desky kernel: CR2: 00007f6ad002bc48 CR3: 0000000343148001 CR4: 0000000000770ee0
Nov 27 21:56:29 desky kernel: xhci_pci_renesas
Nov 27 21:56:29 desky kernel: PKRU: 55555554
Nov 27 21:56:29 desky kernel: Call Trace:
Nov 27 21:56:29 desky kernel: video
Nov 27 21:56:29 desky kernel: <TASK>
Nov 27 21:56:29 desky kernel: wmi pinctrl_alderlake
Nov 27 21:56:29 desky kernel: CPU: 12 PID: 278357 Comm: DEATHLOOP Tainted: G UD 6.1.0-rc6+ #2
Nov 27 21:56:29 desky kernel: drm_sched_entity_pop_job+0x414/0x420 [gpu_sched]
Nov 27 21:56:29 desky kernel: Hardware name: Micro-Star International Co., Ltd. MS-7D36/PRO Z690-P DDR4 (MS-7D36), BIOS A.A1 10/18/2022
Nov 27 21:56:29 desky kernel: RIP: 0010:refcount_warn_saturate+0xcb/0x150
Nov 27 21:56:29 desky kernel: Code: eb ca 0f b6 1d 16 27 d3 01 80 fb 01 0f 87 9e 57 72 00 83 e3 01 75 b5 48 c7 c7 b8 01 fe 99 c6 05 fa 26 d3 01 01 e8 a2 4f 6e 00 <0f> 0b eb 9e 0f b6 1d e7 26 d3 01 80 fb 01 0f 87 ae 57 72 00 83 e3
Nov 27 21:56:29 desky kernel: drm_sched_main+0xcd/0x400 [gpu_sched]
Nov 27 21:56:29 desky kernel: RSP: 0018:ffffb5eb09c2f8a0 EFLAGS: 00010286
Nov 27 21:56:29 desky kernel: RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000027
Nov 27 21:56:29 desky kernel: RDX: ffff9cb710320548 RSI: 0000000000000001 RDI: ffff9cb710320540
Nov 27 21:56:29 desky kernel: ? destroy_sched_domains_rcu+0x30/0x30
Nov 27 21:56:29 desky kernel: RBP: ffffb5eb09c2f8a8 R08: 0000000000000026 R09: ffffb5eb09c2f838
Nov 27 21:56:29 desky kernel: R10: 00000000ffffe6ce R11: 0000000000000028 R12: 00000000ffffffff
Nov 27 21:56:29 desky kernel: R13: ffff9cb09d965f00 R14: 0000000800000306 R15: ffffb5eb09c2fae0
Nov 27 21:56:29 desky kernel: ? drm_sched_job_done.isra.0+0x140/0x140 [gpu_sched]
Nov 27 21:56:29 desky kernel: FS: 0000000006e5f640(0000) GS:ffff9cb710300000(0000) knlGS:000000007fe40000
Nov 27 21:56:29 desky kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Nov 27 21:56:29 desky kernel: CR2: 000000000702e000 CR3: 0000000343148002 CR4: 0000000000770ee0
Nov 27 21:56:29 desky kernel: kthread+0xeb/0x120
Nov 27 21:56:29 desky kernel: PKRU: 55555554
Nov 27 21:56:29 desky kernel: Call Trace:
Nov 27 21:56:29 desky kernel: <TASK>
Nov 27 21:56:29 desky kernel: ? kthread_complete_and_exit+0x20/0x20
Nov 27 21:56:29 desky kernel: dma_resv_iter_walk_unlocked.part.0+0x13f/0x170
Nov 27 21:56:29 desky kernel: ret_from_fork+0x1f/0x30
Nov 27 21:56:29 desky kernel: dma_resv_iter_first_unlocked+0x29/0x80
Nov 27 21:56:29 desky kernel: </TASK>
Nov 27 21:56:29 desky kernel: ---[ end trace 0000000000000000 ]---
Nov 27 21:56:29 desky kernel: amdgpu_vm_sdma_update+0x63/0x390 [amdgpu]
Nov 27 21:56:29 desky kernel: ? drm_sched_job_add_dependency+0xbf/0x1f0 [gpu_sched]
Nov 27 21:56:29 desky kernel: amdgpu_vm_ptes_update+0x2dd/0x840 [amdgpu]
Nov 27 21:56:29 desky kernel: amdgpu_vm_update_range+0x205/0x730 [amdgpu]
Nov 27 21:56:29 desky kernel: amdgpu_vm_bo_update+0x2ad/0x590 [amdgpu]
Nov 27 21:56:29 desky kernel: amdgpu_gem_va_ioctl+0x523/0x550 [amdgpu]
Nov 27 21:56:29 desky kernel: ? amdgpu_gem_va_map_flags+0x80/0x80 [amdgpu]
Nov 27 21:56:29 desky kernel: drm_ioctl_kernel+0xb8/0x150 [drm]
Nov 27 21:56:29 desky kernel: drm_ioctl+0x26a/0x4b0 [drm]
Nov 27 21:56:29 desky kernel: ? amdgpu_gem_va_map_flags+0x80/0x80 [amdgpu]
Nov 27 21:56:29 desky kernel: ? __seccomp_filter+0xcb/0x5d0
Nov 27 21:56:29 desky kernel: amdgpu_drm_ioctl+0x4e/0x90 [amdgpu]
Nov 27 21:56:29 desky kernel: __x64_sys_ioctl+0x92/0xd0
Nov 27 21:56:29 desky kernel: do_syscall_64+0x59/0x90
Nov 27 21:56:29 desky kernel: ? exit_to_user_mode_prepare+0x35/0x170
Nov 27 21:56:29 desky kernel: ? syscall_exit_to_user_mode+0x26/0x50
Nov 27 21:56:29 desky kernel: ? do_syscall_64+0x69/0x90
Nov 27 21:56:29 desky kernel: entry_SYSCALL_64_after_hwframe+0x63/0xcd
Nov 27 21:56:29 desky kernel: RIP: 0033:0x7f6b5011aaff
Nov 27 21:56:29 desky kernel: Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <41> 89 c0 3d 00 f0 ff ff 77 1f 48 8b 44 24 18 64 48 2b 04 25 28 00
Nov 27 21:56:29 desky kernel: RSP: 002b:0000000006e5e280 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
Nov 27 21:56:29 desky kernel: RAX: ffffffffffffffda RBX: 0000000006e5e320 RCX: 00007f6b5011aaff
Nov 27 21:56:29 desky kernel: RDX: 0000000006e5e320 RSI: 00000000c0286448 RDI: 000000000000010d
Nov 27 21:56:29 desky kernel: RBP: 00000000c0286448 R08: ffff800000305000 R09: 000000000000000e
Nov 27 21:56:29 desky kernel: R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000004000
Nov 27 21:56:29 desky kernel: R13: 000000000000010d R14: 0000000000000004 R15: 0000000000000000
Nov 27 21:56:29 desky kernel: </TASK>
Nov 27 21:56:29 desky kernel: ---[ end trace 0000000000000000 ]---
Nov 27 21:56:29 desky kernel: ------------[ cut here ]------------
Nov 27 21:56:29 desky kernel: refcount_t: underflow; use-after-free.
Nov 27 21:56:29 desky kernel: WARNING: CPU: 12 PID: 278357 at lib/refcount.c:28 refcount_warn_saturate+0xf7/0x150
Nov 27 21:56:29 desky kernel: Modules linked in: intel_rapl_msr intel_rapl_common intel_tcc_cooling snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_sof_pci_intel_tgl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_hdac_hda snd_hda_ext_core snd_soc_acpi_intel_match snd_soc_acpi soundwire_bus x86_pkg_temp_thermal mei_gsc snd_soc_core intel_powerclamp snd_compress snd_hda_codec_hdmi ac97_bus snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep coretemp amdgpu snd_pcm snd_seq_midi snd_seq_midi_event kvm_intel iommu_v2 i915 binfmt_misc snd_rawmidi gpu_sched drm_ttm_helper kvm drm_buddy snd_seq ttm crct10dif_pclmul ghash_clmulni_intel sha512_ssse3 drm_display_helper snd_seq_device mei_pxp mei_hdcp aesni_intel snd_timer crypto_simd cec pmt_telemetry cryptd rc_core nls_iso8859_1 pmt_class rapl intel_cstate wmi_bmof input_leds
Nov 27 21:56:29 desky kernel: joydev mxm_wmi drm_kms_helper ee1004 snd i2c_algo_bit syscopyarea apple_mfi_fastcharge mei_me soundcore sysfillrect mei sysimgblt intel_vsec serial_multi_instantiate acpi_tad acpi_pad mac_hid sch_fq_codel msr parport_pc ppdev lp ramoops parport reed_solomon pstore_blk pstore_zone drm efi_pstore ip_tables x_tables autofs4 hid_apple hid_generic usbhid hid nvme crc32_pclmul i2c_i801 r8169 i2c_smbus ahci xhci_pci realtek nvme_core libahci xhci_pci_renesas video wmi pinctrl_alderlake
Nov 27 21:56:29 desky kernel: CPU: 12 PID: 278357 Comm: DEATHLOOP Tainted: G UD W 6.1.0-rc6+ #2
Nov 27 21:56:29 desky kernel: Hardware name: Micro-Star International Co., Ltd. MS-7D36/PRO Z690-P DDR4 (MS-7D36), BIOS A.A1 10/18/2022
Nov 27 21:56:29 desky kernel: RIP: 0010:refcount_warn_saturate+0xf7/0x150
Nov 27 21:56:29 desky kernel: Code: eb 9e 0f b6 1d e7 26 d3 01 80 fb 01 0f 87 ae 57 72 00 83 e3 01 75 89 48 c7 c7 10 02 fe 99 c6 05 cb 26 d3 01 01 e8 76 4f 6e 00 <0f> 0b e9 6f ff ff ff 0f b6 1d b6 26 d3 01 80 fb 01 0f 87 6b 57 72
Nov 27 21:56:29 desky kernel: RSP: 0018:ffffb5eb09c2f888 EFLAGS: 00010282
Nov 27 21:56:29 desky kernel: RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000027
Nov 27 21:56:29 desky kernel: RDX: ffff9cb710320548 RSI: 0000000000000001 RDI: ffff9cb710320540
Nov 27 21:56:29 desky kernel: RBP: ffffb5eb09c2f890 R08: 0000000000000003 R09: 3b776f6c66726564
Nov 27 21:56:29 desky kernel: R10: 00000000756f6366 R11: 0000000063666572 R12: ffff9cb09d965f00
Nov 27 21:56:29 desky kernel: R13: ffff9caf8489ba78 R14: 0000000000000000 R15: 0000000000001015
Nov 27 21:56:29 desky kernel: FS: 0000000006e5f640(0000) GS:ffff9cb710300000(0000) knlGS:000000007fe40000
Nov 27 21:56:29 desky kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Nov 27 21:56:29 desky kernel: CR2: 000000000702e000 CR3: 0000000343148002 CR4: 0000000000770ee0
Nov 27 21:56:29 desky kernel: PKRU: 55555554
Nov 27 21:56:29 desky kernel: Call Trace:
Nov 27 21:56:29 desky kernel: <TASK>
Nov 27 21:56:29 desky kernel: drm_sched_job_add_dependency+0x17c/0x1f0 [gpu_sched]
Nov 27 21:56:29 desky kernel: amdgpu_vm_sdma_update+0x87/0x390 [amdgpu]
Nov 27 21:56:29 desky kernel: ? drm_sched_job_add_dependency+0xbf/0x1f0 [gpu_sched]
Nov 27 21:56:29 desky kernel: amdgpu_vm_ptes_update+0x2dd/0x840 [amdgpu]
Nov 27 21:56:29 desky kernel: amdgpu_vm_update_range+0x205/0x730 [amdgpu]
Nov 27 21:56:29 desky kernel: amdgpu_vm_bo_update+0x2ad/0x590 [amdgpu]
Nov 27 21:56:29 desky kernel: amdgpu_gem_va_ioctl+0x523/0x550 [amdgpu]
Nov 27 21:56:29 desky kernel: ? amdgpu_gem_va_map_flags+0x80/0x80 [amdgpu]
Nov 27 21:56:29 desky kernel: drm_ioctl_kernel+0xb8/0x150 [drm]
Nov 27 21:56:29 desky kernel: drm_ioctl+0x26a/0x4b0 [drm]
Nov 27 21:56:29 desky kernel: ? amdgpu_gem_va_map_flags+0x80/0x80 [amdgpu]
Nov 27 21:56:29 desky kernel: ? __seccomp_filter+0xcb/0x5d0
Nov 27 21:56:29 desky kernel: amdgpu_drm_ioctl+0x4e/0x90 [amdgpu]
Nov 27 21:56:29 desky kernel: __x64_sys_ioctl+0x92/0xd0
Nov 27 21:56:29 desky kernel: do_syscall_64+0x59/0x90
Nov 27 21:56:29 desky kernel: ? exit_to_user_mode_prepare+0x35/0x170
Nov 27 21:56:29 desky kernel: ? syscall_exit_to_user_mode+0x26/0x50
Nov 27 21:56:29 desky kernel: ? do_syscall_64+0x69/0x90
Nov 27 21:56:29 desky kernel: entry_SYSCALL_64_after_hwframe+0x63/0xcd
Nov 27 21:56:29 desky kernel: RIP: 0033:0x7f6b5011aaff
Nov 27 21:56:29 desky kernel: Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <41> 89 c0 3d 00 f0 ff ff 77 1f 48 8b 44 24 18 64 48 2b 04 25 28 00
Nov 27 21:56:29 desky kernel: RSP: 002b:0000000006e5e280 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
Nov 27 21:56:29 desky kernel: RAX: ffffffffffffffda RBX: 0000000006e5e320 RCX: 00007f6b5011aaff
Nov 27 21:56:29 desky kernel: RDX: 0000000006e5e320 RSI: 00000000c0286448 RDI: 000000000000010d
Nov 27 21:56:29 desky kernel: RBP: 00000000c0286448 R08: ffff800000305000 R09: 000000000000000e
Nov 27 21:56:29 desky kernel: R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000004000
Nov 27 21:56:29 desky kernel: R13: 000000000000010d R14: 0000000000000004 R15: 0000000000000000
Nov 27 21:56:29 desky kernel: </TASK>
Nov 27 21:56:29 desky kernel: ---[ end trace 0000000000000000 ]---
Nov 27 21:56:29 desky kernel: RIP: 0010:dma_fence_add_callback+0x86/0xc0
Nov 27 21:56:29 desky kernel: Code: 5b 44 89 e0 41 5c 41 5d 41 5e 5d c3 cc cc cc cc 4d 89 6c 24 10 48 8b 43 18 48 8d 53 10 4c 89 63 18 49 89 14 24 49 89 44 24 08 <4c> 89 20 45 31 e4 eb c3 0f 0b 41 bc ea ff ff ff 5b 44 89 e0 41 5c
Nov 27 21:56:29 desky kernel: RSP: 0000:ffffb5eb0172be28 EFLAGS: 00010002
Nov 27 21:56:29 desky kernel: RAX: ffffffffc09f0520 RBX: ffff9cb09d965f00 RCX: 0000000000000000
Nov 27 21:56:29 desky kernel: RDX: ffff9cb09d965f10 RSI: ffff9cb315c33250 RDI: ffff9cb09d965f00
Nov 27 21:56:29 desky kernel: RBP: ffffb5eb0172be48 R08: 0000000000000000 R09: ffffb5eb0172be20
Nov 27 21:56:29 desky kernel: R10: 0000000000000001 R11: ffffb5eb011fd000 R12: ffff9cb315c33250
Nov 27 21:56:29 desky kernel: R13: ffffffffc09f0bc0 R14: 0000000000000246 R15: ffff9cb09d965ec0
Nov 27 21:56:29 desky kernel: FS: 0000000000000000(0000) GS:ffff9cb710140000(0000) knlGS:0000000000000000
Nov 27 21:56:29 desky kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Nov 27 21:56:29 desky kernel: CR2: ffffffffc09f0520 CR3: 0000000343148004 CR4: 0000000000770ee0
Nov 27 21:56:29 desky kernel: PKRU: 55555554
Nov 27 21:56:29 desky kernel: note: sdma2[1337] exited with preempt_count 1
Nov 27 21:56:39 desky kernel: [drm:amdgpu_job_timedout [amdgpu]] *ERROR* ring sdma2 timeout, signaled seq=26167, emitted seq=26167
Nov 27 21:56:39 desky kernel: [drm:amdgpu_job_timedout [amdgpu]] *ERROR* Process information: process pid 0 thread pid 0
Nov 27 21:56:39 desky kernel: amdgpu 0000:03:00.0: amdgpu: GPU reset begin!
Nov 27 21:57:29 desky kernel: NMI watchdog: Watchdog detected hard LOCKUP on cpu 1
Nov 27 21:57:29 desky kernel: Modules linked in: intel_rapl_msr intel_rapl_common intel_tcc_cooling snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_sof_pci_intel_tgl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_hdac_hda snd_hda_ext_core snd_soc_acpi_intel_match snd_soc_acpi soundwire_bus x86_pkg_temp_thermal mei_gsc snd_soc_core intel_powerclamp snd_compress snd_hda_codec_hdmi ac97_bus snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep coretemp amdgpu snd_pcm snd_seq_midi snd_seq_midi_event kvm_intel iommu_v2 i915 binfmt_misc snd_rawmidi gpu_sched drm_ttm_helper kvm drm_buddy snd_seq ttm crct10dif_pclmul ghash_clmulni_intel sha512_ssse3 drm_display_helper snd_seq_device mei_pxp mei_hdcp aesni_intel snd_timer crypto_simd cec pmt_telemetry cryptd rc_core nls_iso8859_1 pmt_class rapl intel_cstate wmi_bmof input_leds
Nov 27 21:57:29 desky kernel: joydev mxm_wmi drm_kms_helper ee1004 snd i2c_algo_bit syscopyarea apple_mfi_fastcharge mei_me soundcore sysfillrect mei sysimgblt intel_vsec serial_multi_instantiate acpi_tad acpi_pad mac_hid sch_fq_codel msr parport_pc ppdev lp ramoops parport reed_solomon pstore_blk pstore_zone drm efi_pstore ip_tables x_tables autofs4 hid_apple hid_generic usbhid hid nvme crc32_pclmul i2c_i801 r8169 i2c_smbus ahci xhci_pci realtek nvme_core libahci xhci_pci_renesas video wmi pinctrl_alderlake
Nov 27 21:57:29 desky kernel: CPU: 1 PID: 1335 Comm: sdma0 Tainted: G UD W 6.1.0-rc6+ #2
Nov 27 21:57:29 desky kernel: Hardware name: Micro-Star International Co., Ltd. MS-7D36/PRO Z690-P DDR4 (MS-7D36), BIOS A.A1 10/18/2022
Nov 27 21:57:29 desky kernel: RIP: 0010:native_queued_spin_lock_slowpath+0x81/0x300
Nov 27 21:57:29 desky kernel: Code: 0f 92 c2 41 8b 04 24 0f b6 d2 c1 e2 08 30 e4 09 d0 a9 00 01 ff ff 0f 85 f4 01 00 00 85 c0 74 12 41 8b 04 24 84 c0 74 0a f3 90 <41> 8b 04 24 84 c0 75 f6 b8 01 00 00 00 66 41 89 04 24 5b 41 5c 41
Nov 27 21:57:29 desky kernel: RSP: 0018:ffffb5eb0170fe10 EFLAGS: 00000002
Nov 27 21:57:29 desky kernel: RAX: 0000000000000101 RBX: ffff9cb09d965ec0 RCX: 0000000000000200
Nov 27 21:57:29 desky kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff9cb09d965f50
Nov 27 21:57:29 desky kernel: RBP: ffffb5eb0170fe38 R08: 000000000018ff40 R09: 0000000000000000
Nov 27 21:57:29 desky kernel: R10: 000000000000003e R11: ffffb5eb010f6000 R12: ffff9cb09d965f50
Nov 27 21:57:29 desky kernel: R13: ffff9caf8f805ec0 R14: ffff9cb09d965ec0 R15: ffff9cb30f9ffe00
Nov 27 21:57:29 desky kernel: FS: 0000000000000000(0000) GS:ffff9cb710040000(0000) knlGS:0000000000000000
Nov 27 21:57:29 desky kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Nov 27 21:57:29 desky kernel: CR2: 00007f6ad002bc48 CR3: 0000000343148001 CR4: 0000000000770ee0
Nov 27 21:57:29 desky kernel: PKRU: 55555554
Nov 27 21:57:29 desky kernel: Call Trace:
Nov 27 21:57:29 desky kernel: <TASK>
Nov 27 21:57:29 desky kernel: _raw_spin_lock_irqsave+0x42/0x50
Nov 27 21:57:29 desky kernel: dma_fence_signal+0x1e/0x60
Nov 27 21:57:29 desky kernel: drm_sched_fence_scheduled+0xe/0x20 [gpu_sched]
Nov 27 21:57:29 desky kernel: drm_sched_main+0x198/0x400 [gpu_sched]
Nov 27 21:57:29 desky kernel: ? destroy_sched_domains_rcu+0x30/0x30
Nov 27 21:57:29 desky kernel: ? drm_sched_job_done.isra.0+0x140/0x140 [gpu_sched]
Nov 27 21:57:29 desky kernel: kthread+0xeb/0x120
Nov 27 21:57:29 desky kernel: ? kthread_complete_and_exit+0x20/0x20
Nov 27 21:57:29 desky kernel: ret_from_fork+0x1f/0x30
Nov 27 21:57:29 desky kernel: </TASK>
Nov 27 21:57:29 desky kernel: rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
Nov 27 21:57:29 desky kernel: rcu: 1-...0: (1 GPs behind) idle=d1bc/1/0x4000000000000000 softirq=225705/225705 fqs=7098
Nov 27 21:57:29 desky kernel: (detected by 11, t=15002 jiffies, g=1130777, q=272042 ncpus=20)
Nov 27 21:57:29 desky kernel: Sending NMI from CPU 11 to CPUs 1:
Nov 27 21:57:29 desky kernel: NMI backtrace for cpu 1
Nov 27 21:57:29 desky kernel: CPU: 1 PID: 1335 Comm: sdma0 Tainted: G UD W 6.1.0-rc6+ #2
Nov 27 21:57:29 desky kernel: Hardware name: Micro-Star International Co., Ltd. MS-7D36/PRO Z690-P DDR4 (MS-7D36), BIOS A.A1 10/18/2022
Nov 27 21:57:29 desky kernel: RIP: 0010:native_queued_spin_lock_slowpath+0x81/0x300
Nov 27 21:57:29 desky kernel: Code: 0f 92 c2 41 8b 04 24 0f b6 d2 c1 e2 08 30 e4 09 d0 a9 00 01 ff ff 0f 85 f4 01 00 00 85 c0 74 12 41 8b 04 24 84 c0 74 0a f3 90 <41> 8b 04 24 84 c0 75 f6 b8 01 00 00 00 66 41 89 04 24 5b 41 5c 41
Nov 27 21:57:29 desky kernel: RSP: 0018:ffffb5eb0170fe10 EFLAGS: 00000002
Nov 27 21:57:29 desky kernel: RAX: 0000000000000101 RBX: ffff9cb09d965ec0 RCX: 0000000000000200
Nov 27 21:57:29 desky kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff9cb09d965f50
Nov 27 21:57:29 desky kernel: RBP: ffffb5eb0170fe38 R08: 000000000018ff40 R09: 0000000000000000
Nov 27 21:57:29 desky kernel: R10: 000000000000003e R11: ffffb5eb010f6000 R12: ffff9cb09d965f50
Nov 27 21:57:29 desky kernel: R13: ffff9caf8f805ec0 R14: ffff9cb09d965ec0 R15: ffff9cb30f9ffe00
Nov 27 21:57:29 desky kernel: FS: 0000000000000000(0000) GS:ffff9cb710040000(0000) knlGS:0000000000000000
Nov 27 21:57:29 desky kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Nov 27 21:57:29 desky kernel: CR2: 00007f6ad002bc48 CR3: 0000000343148001 CR4: 0000000000770ee0
Nov 27 21:57:29 desky kernel: PKRU: 55555554
Nov 27 21:57:29 desky kernel: Call Trace:
Nov 27 21:57:29 desky kernel: <TASK>
Nov 27 21:57:29 desky kernel: _raw_spin_lock_irqsave+0x42/0x50
Nov 27 21:57:29 desky kernel: dma_fence_signal+0x1e/0x60
Nov 27 21:57:29 desky kernel: drm_sched_fence_scheduled+0xe/0x20 [gpu_sched]
Nov 27 21:57:29 desky kernel: drm_sched_main+0x198/0x400 [gpu_sched]
Nov 27 21:57:29 desky kernel: ? destroy_sched_domains_rcu+0x30/0x30
Nov 27 21:57:29 desky kernel: ? drm_sched_job_done.isra.0+0x140/0x140 [gpu_sched]
Nov 27 21:57:29 desky kernel: kthread+0xeb/0x120
Nov 27 21:57:29 desky kernel: ? kthread_complete_and_exit+0x20/0x20
Nov 27 21:57:29 desky kernel: ret_from_fork+0x1f/0x30
Nov 27 21:57:29 desky kernel: </TASK>
Once that happens, the system is pretty much unusable.