[Touch-packages] [Bug 1550779] Re: [i915]] *ERROR* CPU pipe A FIFO underrun - Xorg glitches
Ah, thanks for pointing out the BIOS update. However it didn't change anything related to the issue. $ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date 8DET70WW (1.40 ) 05/14/2015 The flickering is also present for me in the latest mainline $uname -a Linux river 4.4.3-040403-generic #201602251634 SMP Thu Feb 25 21:36:25 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux $ dmesg | grep i915 [2.538980] i915: unknown parameter 'lvds_downclock' ignored [2.778824] [drm] Initialized i915 1.6.0 20151010 for :00:02.0 on minor 0 [4.319937] i915 :00:02.0: fb0: inteldrmfb frame buffer device [ 69.185831] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun [ 69.186167] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A [ 69.186184] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun since lvds_downclock is mentioned I wanted to point out my power saving options: $ cat /etc/modprobe.d/i915.conf options i915 enable_rc6=1 enable_fbc=1 lvds_downclock=1 semaphores=1 However removing them doesn't change anything ** Changed in: xorg (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1550779 Title: [i915]] *ERROR* CPU pipe A FIFO underrun - Xorg glitches Status in xorg package in Ubuntu: New Bug description: Upgraded linux-image-extra-4.2.0-30-generic I see graphic glitches, looks like the graphic buffer gets screwed up - funny repetition's patterns (back in time glitches) - black screen (<1sec) - graphic errors I can influence the severity of the issue with switching windows and using certain programs, e.g. Google Maps in chrome causes this issue reproducibly dmesg | grep i915 [2.726864] [drm] Initialized i915 1.6.0 20150522 for :00:02.0 on minor 0 [2.792005] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 [3.471092] i915 :00:02.0: fb0: inteldrmfb frame buffer device [3.471093] i915 :00:02.0: registered panic notifier [9.573129] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun [9.574847] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A [9.574895] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun linux-image-extra-4.2.0-27-generic works find ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: xorg 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 4.2.0-30.36-generic 4.2.8-ckt3 Uname: Linux 4.2.0-30-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 BootLog: CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: None CurrentDesktop: GNOME Date: Sat Feb 27 20:26:07 2016 DistUpgraded: Fresh install DistroCodename: wily DistroVariant: ubuntu DkmsStatus: virtualbox, 5.0.14, 4.2.0-27-generic, x86_64: installed virtualbox, 5.0.14, 4.2.0-30-generic, x86_64: installed EcryptfsInUse: Yes ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:21da] InstallationDate: Installed on 2016-02-11 (15 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) MachineType: LENOVO 42912XG ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-4.2.0-30-generic root=UUID=cb34d7bb-9316-49b3-aa94-4e2a3512168f ro rootflags=subvol=@ noprompt quiet SourcePackage: xorg UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/18/2013 dmi.bios.vendor: LENOVO dmi.bios.version: 8DET69WW (1.39 ) dmi.board.asset.tag: Not Available dmi.board.name: 42912XG dmi.board.vendor: LENOVO dmi.board.version: Not Available dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvr8DET69WW(1.39):bd07/18/2013:svnLENOVO:pn42912XG:pvrThinkPadX220:rvnLENOVO:rn42912XG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 42912XG dmi.product.version: ThinkPad X220 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.12.2+15.10.20151202-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.64-1 version.libgl1-mesa-dri: libgl1-mesa-dri 11.0.2-1ubuntu4 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx
[Touch-packages] [Bug 1550779] Re: [i915]] *ERROR* CPU pipe A FIFO underrun - Xorg glitches
Maybe a duplicate of https://bugs.launchpad.net/ubuntu/+source/xserver- xorg-video-intel/+bug/1522922 ... weird that it only occurs in the latest kernel package -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1550779 Title: [i915]] *ERROR* CPU pipe A FIFO underrun - Xorg glitches Status in xorg package in Ubuntu: New Bug description: Upgraded linux-image-extra-4.2.0-30-generic I see graphic glitches, looks like the graphic buffer gets screwed up - funny repetition's patterns (back in time glitches) - black screen (<1sec) - graphic errors I can influence the severity of the issue with switching windows and using certain programs, e.g. Google Maps in chrome causes this issue reproducibly dmesg | grep i915 [2.726864] [drm] Initialized i915 1.6.0 20150522 for :00:02.0 on minor 0 [2.792005] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 [3.471092] i915 :00:02.0: fb0: inteldrmfb frame buffer device [3.471093] i915 :00:02.0: registered panic notifier [9.573129] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun [9.574847] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A [9.574895] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun linux-image-extra-4.2.0-27-generic works find ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: xorg 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 4.2.0-30.36-generic 4.2.8-ckt3 Uname: Linux 4.2.0-30-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 BootLog: CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: None CurrentDesktop: GNOME Date: Sat Feb 27 20:26:07 2016 DistUpgraded: Fresh install DistroCodename: wily DistroVariant: ubuntu DkmsStatus: virtualbox, 5.0.14, 4.2.0-27-generic, x86_64: installed virtualbox, 5.0.14, 4.2.0-30-generic, x86_64: installed EcryptfsInUse: Yes ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:21da] InstallationDate: Installed on 2016-02-11 (15 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) MachineType: LENOVO 42912XG ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-4.2.0-30-generic root=UUID=cb34d7bb-9316-49b3-aa94-4e2a3512168f ro rootflags=subvol=@ noprompt quiet SourcePackage: xorg UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/18/2013 dmi.bios.vendor: LENOVO dmi.bios.version: 8DET69WW (1.39 ) dmi.board.asset.tag: Not Available dmi.board.name: 42912XG dmi.board.vendor: LENOVO dmi.board.version: Not Available dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvr8DET69WW(1.39):bd07/18/2013:svnLENOVO:pn42912XG:pvrThinkPadX220:rvnLENOVO:rn42912XG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 42912XG dmi.product.version: ThinkPad X220 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.12.2+15.10.20151202-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.64-1 version.libgl1-mesa-dri: libgl1-mesa-dri 11.0.2-1ubuntu4 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 11.0.2-1ubuntu4 version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu9.1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0+git20150819-0ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20150808-0ubuntu4 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu3 xserver.bootTime: Sat Feb 27 20:25:23 2016 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 12359 vendor SEC xserver.version: 2:1.17.2-1ubuntu9.1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1550779/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1550779] Re: [i915]] *ERROR* CPU pipe A FIFO underrun - Xorg glitches
With the previous kernel I don't see the glitches nor the i915 underruns $ uname -a Linux river 4.2.0-27-generic #32-Ubuntu SMP Fri Jan 22 04:49:08 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux $ dmesg | grep i915 [2.698444] [drm] Initialized i915 1.6.0 20150522 for :00:02.0 on minor 0 [2.763865] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 [3.498858] i915 :00:02.0: fb0: inteldrmfb frame buffer device [3.498859] i915 :00:02.0: registered panic notifier ** Summary changed: - [i915]] *ERROR* CPU pipe A FIFO underrunXorg glitches + [i915]] *ERROR* CPU pipe A FIFO underrun - Xorg glitches -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1550779 Title: [i915]] *ERROR* CPU pipe A FIFO underrun - Xorg glitches Status in xorg package in Ubuntu: New Bug description: Upgraded linux-image-extra-4.2.0-30-generic I see graphic glitches, looks like the graphic buffer gets screwed up - funny repetition's patterns (back in time glitches) - black screen (<1sec) - graphic errors I can influence the severity of the issue with switching windows and using certain programs, e.g. Google Maps in chrome causes this issue reproducibly dmesg | grep i915 [2.726864] [drm] Initialized i915 1.6.0 20150522 for :00:02.0 on minor 0 [2.792005] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 [3.471092] i915 :00:02.0: fb0: inteldrmfb frame buffer device [3.471093] i915 :00:02.0: registered panic notifier [9.573129] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun [9.574847] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A [9.574895] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun linux-image-extra-4.2.0-27-generic works find ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: xorg 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 4.2.0-30.36-generic 4.2.8-ckt3 Uname: Linux 4.2.0-30-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 BootLog: CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: None CurrentDesktop: GNOME Date: Sat Feb 27 20:26:07 2016 DistUpgraded: Fresh install DistroCodename: wily DistroVariant: ubuntu DkmsStatus: virtualbox, 5.0.14, 4.2.0-27-generic, x86_64: installed virtualbox, 5.0.14, 4.2.0-30-generic, x86_64: installed EcryptfsInUse: Yes ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:21da] InstallationDate: Installed on 2016-02-11 (15 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) MachineType: LENOVO 42912XG ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-4.2.0-30-generic root=UUID=cb34d7bb-9316-49b3-aa94-4e2a3512168f ro rootflags=subvol=@ noprompt quiet SourcePackage: xorg UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/18/2013 dmi.bios.vendor: LENOVO dmi.bios.version: 8DET69WW (1.39 ) dmi.board.asset.tag: Not Available dmi.board.name: 42912XG dmi.board.vendor: LENOVO dmi.board.version: Not Available dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvr8DET69WW(1.39):bd07/18/2013:svnLENOVO:pn42912XG:pvrThinkPadX220:rvnLENOVO:rn42912XG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 42912XG dmi.product.version: ThinkPad X220 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.12.2+15.10.20151202-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.64-1 version.libgl1-mesa-dri: libgl1-mesa-dri 11.0.2-1ubuntu4 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 11.0.2-1ubuntu4 version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu9.1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0+git20150819-0ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20150808-0ubuntu4 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu3 xserver.bootTime: Sat Feb 27 20:25:23 2016 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id
[Touch-packages] [Bug 1550779] Re: [i915]] *ERROR* CPU pipe A FIFO underrunXorg glitches
See recording on http://tinypic.com/r/2wpt74m/9 (glitches where not visible on a direct screen grab) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1550779 Title: [i915]] *ERROR* CPU pipe A FIFO underrunXorg glitches Status in xorg package in Ubuntu: New Bug description: Upgraded linux-image-extra-4.2.0-30-generic I see graphic glitches, looks like the graphic buffer gets screwed up - funny repetition's patterns (back in time glitches) - black screen (<1sec) - graphic errors I can influence the severity of the issue with switching windows and using certain programs, e.g. Google Maps in chrome causes this issue reproducibly dmesg | grep i915 [2.726864] [drm] Initialized i915 1.6.0 20150522 for :00:02.0 on minor 0 [2.792005] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 [3.471092] i915 :00:02.0: fb0: inteldrmfb frame buffer device [3.471093] i915 :00:02.0: registered panic notifier [9.573129] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun [9.574847] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A [9.574895] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun linux-image-extra-4.2.0-27-generic works find ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: xorg 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 4.2.0-30.36-generic 4.2.8-ckt3 Uname: Linux 4.2.0-30-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 BootLog: CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: None CurrentDesktop: GNOME Date: Sat Feb 27 20:26:07 2016 DistUpgraded: Fresh install DistroCodename: wily DistroVariant: ubuntu DkmsStatus: virtualbox, 5.0.14, 4.2.0-27-generic, x86_64: installed virtualbox, 5.0.14, 4.2.0-30-generic, x86_64: installed EcryptfsInUse: Yes ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:21da] InstallationDate: Installed on 2016-02-11 (15 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) MachineType: LENOVO 42912XG ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-4.2.0-30-generic root=UUID=cb34d7bb-9316-49b3-aa94-4e2a3512168f ro rootflags=subvol=@ noprompt quiet SourcePackage: xorg UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/18/2013 dmi.bios.vendor: LENOVO dmi.bios.version: 8DET69WW (1.39 ) dmi.board.asset.tag: Not Available dmi.board.name: 42912XG dmi.board.vendor: LENOVO dmi.board.version: Not Available dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvr8DET69WW(1.39):bd07/18/2013:svnLENOVO:pn42912XG:pvrThinkPadX220:rvnLENOVO:rn42912XG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 42912XG dmi.product.version: ThinkPad X220 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.12.2+15.10.20151202-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.64-1 version.libgl1-mesa-dri: libgl1-mesa-dri 11.0.2-1ubuntu4 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 11.0.2-1ubuntu4 version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu9.1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0+git20150819-0ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20150808-0ubuntu4 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu3 xserver.bootTime: Sat Feb 27 20:25:23 2016 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 12359 vendor SEC xserver.version: 2:1.17.2-1ubuntu9.1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1550779/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1550779] Re: [i915]] *ERROR* CPU pipe A FIFO underrunXorg glitches
Maybe related to https://bugs.launchpad.net/bugs/1451632 -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1550779 Title: [i915]] *ERROR* CPU pipe A FIFO underrunXorg glitches Status in xorg package in Ubuntu: New Bug description: Upgraded linux-image-extra-4.2.0-30-generic I see graphic glitches, looks like the graphic buffer gets screwed up - funny repetition's patterns (back in time glitches) - black screen (<1sec) - graphic errors I can influence the severity of the issue with switching windows and using certain programs, e.g. Google Maps in chrome causes this issue reproducibly dmesg | grep i915 [2.726864] [drm] Initialized i915 1.6.0 20150522 for :00:02.0 on minor 0 [2.792005] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 [3.471092] i915 :00:02.0: fb0: inteldrmfb frame buffer device [3.471093] i915 :00:02.0: registered panic notifier [9.573129] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun [9.574847] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A [9.574895] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun linux-image-extra-4.2.0-27-generic works find ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: xorg 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 4.2.0-30.36-generic 4.2.8-ckt3 Uname: Linux 4.2.0-30-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 BootLog: CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: None CurrentDesktop: GNOME Date: Sat Feb 27 20:26:07 2016 DistUpgraded: Fresh install DistroCodename: wily DistroVariant: ubuntu DkmsStatus: virtualbox, 5.0.14, 4.2.0-27-generic, x86_64: installed virtualbox, 5.0.14, 4.2.0-30-generic, x86_64: installed EcryptfsInUse: Yes ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:21da] InstallationDate: Installed on 2016-02-11 (15 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) MachineType: LENOVO 42912XG ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-4.2.0-30-generic root=UUID=cb34d7bb-9316-49b3-aa94-4e2a3512168f ro rootflags=subvol=@ noprompt quiet SourcePackage: xorg UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/18/2013 dmi.bios.vendor: LENOVO dmi.bios.version: 8DET69WW (1.39 ) dmi.board.asset.tag: Not Available dmi.board.name: 42912XG dmi.board.vendor: LENOVO dmi.board.version: Not Available dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvr8DET69WW(1.39):bd07/18/2013:svnLENOVO:pn42912XG:pvrThinkPadX220:rvnLENOVO:rn42912XG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 42912XG dmi.product.version: ThinkPad X220 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.12.2+15.10.20151202-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.64-1 version.libgl1-mesa-dri: libgl1-mesa-dri 11.0.2-1ubuntu4 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 11.0.2-1ubuntu4 version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu9.1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0+git20150819-0ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20150808-0ubuntu4 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu3 xserver.bootTime: Sat Feb 27 20:25:23 2016 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 12359 vendor SEC xserver.version: 2:1.17.2-1ubuntu9.1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1550779/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
[Touch-packages] [Bug 1550779] [NEW] [i915]] *ERROR* CPU pipe A FIFO underrunXorg glitches
Public bug reported: Upgraded linux-image-extra-4.2.0-30-generic I see graphic glitches, looks like the graphic buffer gets screwed up - funny repetition's patterns (back in time glitches) - black screen (<1sec) - graphic errors I can influence the severity of the issue with switching windows and using certain programs, e.g. Google Maps in chrome causes this issue reproducibly dmesg | grep i915 [2.726864] [drm] Initialized i915 1.6.0 20150522 for :00:02.0 on minor 0 [2.792005] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5 [3.471092] i915 :00:02.0: fb0: inteldrmfb frame buffer device [3.471093] i915 :00:02.0: registered panic notifier [9.573129] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun [9.574847] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A [9.574895] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun linux-image-extra-4.2.0-27-generic works find ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: xorg 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 4.2.0-30.36-generic 4.2.8-ckt3 Uname: Linux 4.2.0-30-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 BootLog: CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: None CurrentDesktop: GNOME Date: Sat Feb 27 20:26:07 2016 DistUpgraded: Fresh install DistroCodename: wily DistroVariant: ubuntu DkmsStatus: virtualbox, 5.0.14, 4.2.0-27-generic, x86_64: installed virtualbox, 5.0.14, 4.2.0-30-generic, x86_64: installed EcryptfsInUse: Yes ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:21da] InstallationDate: Installed on 2016-02-11 (15 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) MachineType: LENOVO 42912XG ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-4.2.0-30-generic root=UUID=cb34d7bb-9316-49b3-aa94-4e2a3512168f ro rootflags=subvol=@ noprompt quiet SourcePackage: xorg UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/18/2013 dmi.bios.vendor: LENOVO dmi.bios.version: 8DET69WW (1.39 ) dmi.board.asset.tag: Not Available dmi.board.name: 42912XG dmi.board.vendor: LENOVO dmi.board.version: Not Available dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvr8DET69WW(1.39):bd07/18/2013:svnLENOVO:pn42912XG:pvrThinkPadX220:rvnLENOVO:rn42912XG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 42912XG dmi.product.version: ThinkPad X220 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.12.2+15.10.20151202-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.64-1 version.libgl1-mesa-dri: libgl1-mesa-dri 11.0.2-1ubuntu4 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 11.0.2-1ubuntu4 version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu9.1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0+git20150819-0ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20150808-0ubuntu4 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu3 xserver.bootTime: Sat Feb 27 20:25:23 2016 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 12359 vendor SEC xserver.version: 2:1.17.2-1ubuntu9.1 ** Affects: xorg (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug ubuntu wily -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1550779 Title: [i915]] *ERROR* CPU pipe A FIFO underrunXorg glitches Status in xorg package in Ubuntu: New Bug description: Upgraded linux-image-extra-4.2.0-30-generic I see graphic glitches, looks like the graphic buffer gets screwed up - funny repetition's patterns (back in time glitches) - black screen (<1sec) - graphic errors I can influence the severity of the issue with switching windows and using certain programs, e.g. Google Maps in chrome causes this issue reproducibly dmesg | grep i915 [2.726864] [drm] Initialized i915 1.6.0 20150522 for :00:02.0 on minor 0 [2.792005] [drm] GMBUS [i915 gmbus dpb] timed out, falling back to bit
