I had YouTube open in Firefox while an OpenGL program was running. I got the following dmesg output. I have a HD 630 GPU on a new Lenovo T470p. The OpenGL program locked up, I managed to access the desktop and then after a few graphical operations, Xorg locked up hard with 100% usage. [48555.856733] WARNING: CPU: 0 PID: 18620 at /build/linux-YcARc5/linux-4.10~rc6/drivers/gpu/drm/i915/intel_display.c:2254 intel_unpin_fb_obj+0xfb/0x110 [i915] [48555.856735] WARN_ON_ONCE(!vma) [48555.856735] Modules linked in: veth binfmt_misc rfcomm acpi_call(OE) ctr ccm xt_nat xt_tcpudp ipt_MASQUERADE nf_nat_masquerade_ipv4 xfrm_user xfrm_algo iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc overlay pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) cmac vboxdrv(OE) cpufreq_conservative cpufreq_powersave cpufreq_userspace bnep nls_ascii nls_cp437 vfat fat snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic arc4 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core videodev iwlmvm media mac80211 aesni_intel snd_hda_intel [48555.856766] iwlwifi evdev joydev snd_hda_codec pcspkr i915 serio_raw efi_pstore snd_hda_core snd_hwdep btusb btrtl snd_pcm rtsx_pci_ms snd_timer efivars hci_uart iTCO_wdt memstick iTCO_vendor_support cfg80211 thinkpad_acpi drm_kms_helper drm mei_me nvram btbcm btqca sg snd btintel shpchp i2c_algo_bit mei intel_pch_thermal soundcore bluetooth wmi battery ac rfkill video intel_lpss_acpi intel_lpss acpi_pad tpm_tis tpm_tis_core button tpm parport_pc ppdev lp parport efivarfs ip_tables x_tables autofs4 ext4 crc16 jbd2 crc32c_generic fscrypto ecb mbcache sd_mod hid_generic usbhid rtsx_pci_sdmmc crc32c_intel mmc_core aes_x86_64 crypto_simd cryptd glue_helper xhci_pci xhci_hcd ahci e1000e libahci psmouse libata ptp pps_core i2c_i801 usbcore scsi_mod rtsx_pci mfd_core usb_common thermal i2c_hid hid fjes [48555.856803] CPU: 0 PID: 18620 Comm: kworker/u8:1 Tainted: G OE 4.10.0-rc6-amd64 #1 Debian 4.10~rc6-1~exp2 [48555.856804] Hardware name: LENOVO 20J6CTO1WW/20J6CTO1WW, BIOS R0FET31W (1.11 ) 03/10/2017 [48555.856820] Workqueue: i915 intel_unpin_work_fn [i915] [48555.856821] Call Trace: [48555.856825] ? dump_stack+0x5c/0x78 [48555.856826] ? __warn+0xbe/0xe0 [48555.856828] ? warn_slowpath_fmt+0x5f/0x80 [48555.856830] ? set_next_entity+0xb5/0x1a0 [48555.856843] ? intel_unpin_fb_obj+0xfb/0x110 [i915] [48555.856855] ? intel_unpin_work_fn+0x50/0x120 [i915] [48555.856856] ? process_one_work+0x197/0x430 [48555.856857] ? worker_thread+0x4d/0x4a0 [48555.856858] ? kthread+0xf4/0x130 [48555.856859] ? process_one_work+0x430/0x430 [48555.856860] ? kthread_create_on_node+0x60/0x60 [48555.856862] ? ret_from_fork+0x26/0x40 [48555.856862] ---[ end trace 86355993c4c37afb ]--- [48555.884254] ------------[ cut here ]------------ [48555.884294] WARNING: CPU: 2 PID: 20445 at /build/linux-YcARc5/linux-4.10~rc6/drivers/gpu/drm/i915/i915_vma.c:526 __i915_gem_free_objects+0x85/0x340 [i915] [48555.884294] WARN_ON(i915_vma_unbind(vma)) [48555.884295] Modules linked in: veth binfmt_misc rfcomm acpi_call(OE) ctr ccm xt_nat xt_tcpudp ipt_MASQUERADE nf_nat_masquerade_ipv4 xfrm_user xfrm_algo iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc overlay pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) cmac vboxdrv(OE) cpufreq_conservative cpufreq_powersave cpufreq_userspace bnep nls_ascii nls_cp437 vfat fat snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic arc4 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core videodev iwlmvm media mac80211 aesni_intel snd_hda_intel [48555.884331] iwlwifi evdev joydev snd_hda_codec pcspkr i915 serio_raw efi_pstore snd_hda_core snd_hwdep btusb btrtl snd_pcm rtsx_pci_ms snd_timer efivars hci_uart iTCO_wdt memstick iTCO_vendor_support cfg80211 thinkpad_acpi drm_kms_helper drm mei_me nvram btbcm btqca sg snd btintel shpchp i2c_algo_bit mei intel_pch_thermal soundcore bluetooth wmi battery ac rfkill video intel_lpss_acpi intel_lpss acpi_pad tpm_tis tpm_tis_core button tpm parport_pc ppdev lp parport efivarfs ip_tables x_tables autofs4 ext4 crc16 jbd2 crc32c_generic fscrypto ecb mbcache sd_mod hid_generic usbhid rtsx_pci_sdmmc crc32c_intel mmc_core aes_x86_64 crypto_simd cryptd glue_helper xhci_pci xhci_hcd ahci e1000e libahci psmouse libata ptp pps_core i2c_i801 usbcore scsi_mod rtsx_pci mfd_core usb_common thermal i2c_hid hid fjes [48555.884358] CPU: 2 PID: 20445 Comm: kworker/2:1 Tainted: G W OE 4.10.0-rc6-amd64 #1 Debian 4.10~rc6-1~exp2 [48555.884358] Hardware name: LENOVO 20J6CTO1WW/20J6CTO1WW, BIOS R0FET31W (1.11 ) 03/10/2017 [48555.884370] Workqueue: events __i915_gem_free_work [i915] [48555.884371] Call Trace: [48555.884373] ? dump_stack+0x5c/0x78 [48555.884375] ? __warn+0xbe/0xe0 [48555.884376] ? warn_slowpath_fmt+0x5f/0x80 [48555.884385] ? __i915_gem_free_objects+0x85/0x340 [i915] [48555.884394] ? __i915_gem_free_work+0x2d/0x40 [i915] [48555.884395] ? process_one_work+0x197/0x430 [48555.884396] ? worker_thread+0x4d/0x4a0 [48555.884397] ? kthread+0xf4/0x130 [48555.884398] ? process_one_work+0x430/0x430 [48555.884399] ? kthread_create_on_node+0x60/0x60 [48555.884400] ? do_group_exit+0x3a/0xa0 [48555.884401] ? ret_from_fork+0x26/0x40 [48555.884402] ---[ end trace 86355993c4c37afc ]--- [48555.884407] ------------[ cut here ]------------ [48555.884417] WARNING: CPU: 2 PID: 20445 at /build/linux-YcARc5/linux-4.10~rc6/drivers/gpu/drm/i915/i915_gem.c:4075 __i915_gem_free_objects+0x2f8/0x340 [i915] [48555.884417] WARN_ON(i915_gem_object_has_pinned_pages(obj)) [48555.884417] Modules linked in: veth binfmt_misc rfcomm acpi_call(OE) ctr ccm xt_nat xt_tcpudp ipt_MASQUERADE nf_nat_masquerade_ipv4 xfrm_user xfrm_algo iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc overlay pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) cmac vboxdrv(OE) cpufreq_conservative cpufreq_powersave cpufreq_userspace bnep nls_ascii nls_cp437 vfat fat snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic arc4 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core videodev iwlmvm media mac80211 aesni_intel snd_hda_intel [48555.884431] iwlwifi evdev joydev snd_hda_codec pcspkr i915 serio_raw efi_pstore snd_hda_core snd_hwdep btusb btrtl snd_pcm rtsx_pci_ms snd_timer efivars hci_uart iTCO_wdt memstick iTCO_vendor_support cfg80211 thinkpad_acpi drm_kms_helper drm mei_me nvram btbcm btqca sg snd btintel shpchp i2c_algo_bit mei intel_pch_thermal soundcore bluetooth wmi battery ac rfkill video intel_lpss_acpi intel_lpss acpi_pad tpm_tis tpm_tis_core button tpm parport_pc ppdev lp parport efivarfs ip_tables x_tables autofs4 ext4 crc16 jbd2 crc32c_generic fscrypto ecb mbcache sd_mod hid_generic usbhid rtsx_pci_sdmmc crc32c_intel mmc_core aes_x86_64 crypto_simd cryptd glue_helper xhci_pci xhci_hcd ahci e1000e libahci psmouse libata ptp pps_core i2c_i801 usbcore scsi_mod rtsx_pci mfd_core usb_common thermal i2c_hid hid fjes [48555.884448] CPU: 2 PID: 20445 Comm: kworker/2:1 Tainted: G W OE 4.10.0-rc6-amd64 #1 Debian 4.10~rc6-1~exp2 [48555.884448] Hardware name: LENOVO 20J6CTO1WW/20J6CTO1WW, BIOS R0FET31W (1.11 ) 03/10/2017 [48555.884457] Workqueue: events __i915_gem_free_work [i915] [48555.884458] Call Trace: [48555.884479] ? dump_stack+0x5c/0x78 [48555.884481] ? __warn+0xbe/0xe0 [48555.884482] ? warn_slowpath_fmt+0x5f/0x80 [48555.884483] ? dma_fence_context_alloc+0x20/0x20 [48555.884492] ? __i915_gem_free_objects+0x2f8/0x340 [i915] [48555.884501] ? __i915_gem_free_work+0x2d/0x40 [i915] [48555.884502] ? process_one_work+0x197/0x430 [48555.884503] ? worker_thread+0x4d/0x4a0 [48555.884504] ? kthread+0xf4/0x130 [48555.884505] ? process_one_work+0x430/0x430 [48555.884506] ? kthread_create_on_node+0x60/0x60 [48555.884506] ? do_group_exit+0x3a/0xa0 [48555.884507] ? ret_from_fork+0x26/0x40 [48555.884508] ---[ end trace 86355993c4c37afd ]--- [48555.903158] ------------[ cut here ]------------ [48555.903175] WARNING: CPU: 2 PID: 20445 at /build/linux-YcARc5/linux-4.10~rc6/drivers/gpu/drm/i915/i915_vma.c:526 __i915_gem_free_objects+0x85/0x340 [i915] [48555.903175] WARN_ON(i915_vma_unbind(vma)) [48555.903175] Modules linked in: veth binfmt_misc rfcomm acpi_call(OE) ctr ccm xt_nat xt_tcpudp ipt_MASQUERADE nf_nat_masquerade_ipv4 xfrm_user xfrm_algo iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc overlay pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) cmac vboxdrv(OE) cpufreq_conservative cpufreq_powersave cpufreq_userspace bnep nls_ascii nls_cp437 vfat fat snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic arc4 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core videodev iwlmvm media mac80211 aesni_intel snd_hda_intel [48555.903196] iwlwifi evdev joydev snd_hda_codec pcspkr i915 serio_raw efi_pstore snd_hda_core snd_hwdep btusb btrtl snd_pcm rtsx_pci_ms snd_timer efivars hci_uart iTCO_wdt memstick iTCO_vendor_support cfg80211 thinkpad_acpi drm_kms_helper drm mei_me nvram btbcm btqca sg snd btintel shpchp i2c_algo_bit mei intel_pch_thermal soundcore bluetooth wmi battery ac rfkill video intel_lpss_acpi intel_lpss acpi_pad tpm_tis tpm_tis_core button tpm parport_pc ppdev lp parport efivarfs ip_tables x_tables autofs4 ext4 crc16 jbd2 crc32c_generic fscrypto ecb mbcache sd_mod hid_generic usbhid rtsx_pci_sdmmc crc32c_intel mmc_core aes_x86_64 crypto_simd cryptd glue_helper xhci_pci xhci_hcd ahci e1000e libahci psmouse libata ptp pps_core i2c_i801 usbcore scsi_mod rtsx_pci mfd_core usb_common thermal i2c_hid hid fjes [48555.903221] CPU: 2 PID: 20445 Comm: kworker/2:1 Tainted: G W OE 4.10.0-rc6-amd64 #1 Debian 4.10~rc6-1~exp2 [48555.903222] Hardware name: LENOVO 20J6CTO1WW/20J6CTO1WW, BIOS R0FET31W (1.11 ) 03/10/2017 [48555.903232] Workqueue: events __i915_gem_free_work [i915] [48555.903233] Call Trace: [48555.903235] ? dump_stack+0x5c/0x78 [48555.903237] ? __warn+0xbe/0xe0 [48555.903238] ? warn_slowpath_fmt+0x5f/0x80 [48555.903247] ? __i915_gem_free_objects+0x85/0x340 [i915] [48555.903256] ? __i915_gem_free_work+0x2d/0x40 [i915] [48555.903257] ? process_one_work+0x197/0x430 [48555.903258] ? worker_thread+0x4d/0x4a0 [48555.903259] ? kthread+0xf4/0x130 [48555.903259] ? process_one_work+0x430/0x430 [48555.903261] ? kthread_create_on_node+0x60/0x60 [48555.903261] ? do_group_exit+0x3a/0xa0 [48555.903262] ? ret_from_fork+0x26/0x40 [48555.903263] ---[ end trace 86355993c4c37afe ]--- [48555.903270] ------------[ cut here ]------------ [48555.903279] WARNING: CPU: 2 PID: 20445 at /build/linux-YcARc5/linux-4.10~rc6/drivers/gpu/drm/i915/i915_gem.c:4075 __i915_gem_free_objects+0x2f8/0x340 [i915] [48555.903280] WARN_ON(i915_gem_object_has_pinned_pages(obj)) [48555.903280] Modules linked in: veth binfmt_misc rfcomm acpi_call(OE) ctr ccm xt_nat xt_tcpudp ipt_MASQUERADE nf_nat_masquerade_ipv4 xfrm_user xfrm_algo iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc overlay pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) cmac vboxdrv(OE) cpufreq_conservative cpufreq_powersave cpufreq_userspace bnep nls_ascii nls_cp437 vfat fat snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic arc4 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core videodev iwlmvm media mac80211 aesni_intel snd_hda_intel [48555.903293] iwlwifi evdev joydev snd_hda_codec pcspkr i915 serio_raw efi_pstore snd_hda_core snd_hwdep btusb btrtl snd_pcm rtsx_pci_ms snd_timer efivars hci_uart iTCO_wdt memstick iTCO_vendor_support cfg80211 thinkpad_acpi drm_kms_helper drm mei_me nvram btbcm btqca sg snd btintel shpchp i2c_algo_bit mei intel_pch_thermal soundcore bluetooth wmi battery ac rfkill video intel_lpss_acpi intel_lpss acpi_pad tpm_tis tpm_tis_core button tpm parport_pc ppdev lp parport efivarfs ip_tables x_tables autofs4 ext4 crc16 jbd2 crc32c_generic fscrypto ecb mbcache sd_mod hid_generic usbhid rtsx_pci_sdmmc crc32c_intel mmc_core aes_x86_64 crypto_simd cryptd glue_helper xhci_pci xhci_hcd ahci e1000e libahci psmouse libata ptp pps_core i2c_i801 usbcore scsi_mod rtsx_pci mfd_core usb_common thermal i2c_hid hid fjes [48555.903309] CPU: 2 PID: 20445 Comm: kworker/2:1 Tainted: G W OE 4.10.0-rc6-amd64 #1 Debian 4.10~rc6-1~exp2 [48555.903309] Hardware name: LENOVO 20J6CTO1WW/20J6CTO1WW, BIOS R0FET31W (1.11 ) 03/10/2017 [48555.903318] Workqueue: events __i915_gem_free_work [i915] [48555.903318] Call Trace: [48555.903319] ? dump_stack+0x5c/0x78 [48555.903321] ? __warn+0xbe/0xe0 [48555.903322] ? warn_slowpath_fmt+0x5f/0x80 [48555.903323] ? dma_fence_context_alloc+0x20/0x20 [48555.903331] ? __i915_gem_free_objects+0x2f8/0x340 [i915] [48555.903340] ? __i915_gem_free_work+0x2d/0x40 [i915] [48555.903340] ? process_one_work+0x197/0x430 [48555.903341] ? worker_thread+0x4d/0x4a0 [48555.903342] ? kthread+0xf4/0x130 [48555.903343] ? process_one_work+0x430/0x430 [48555.903343] ? kthread_create_on_node+0x60/0x60 [48555.903344] ? do_group_exit+0x3a/0xa0 [48555.903345] ? ret_from_fork+0x26/0x40 [48555.903345] ---[ end trace 86355993c4c37aff ]---
This should be prevented in more recent kernels by the explicit tracking of vma used by kms: commit e8fe4f4b2b7b93048729538321c681c0cff33b39 [v4.10-rc7] Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Tue Jan 31 10:21:31 2017 +0100 drm/i915: Track pinned vma in intel_plane_state The very next rc in fact!
Closing this bug as fixed based on Chris last input... if the problem is seen again please open a new bug and attach logs
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