Public bug reported: Found this message in dmesg: [18760.486422] Hardware name: LENOVO 20207/20207 , BIOS H1ET75WW(1.18) 06/27/2013 [18760.486424] ffffffffc07dded8 ffff88011e243d28 ffffffff817c4e0f 0000000000000007 [18760.486426] ffff88011e243d78 ffff88011e243d68 ffffffff81076a8a ffff88011e243d88 [18760.486428] ffff8800c224c000 ffff8800c16f1000 0000000000000000 ffff8800c16f11a8 [18760.486430] Call Trace: [18760.486432] <IRQ> [<ffffffff817c4e0f>] dump_stack+0x45/0x57 [18760.486440] [<ffffffff81076a8a>] warn_slowpath_common+0x8a/0xc0 [18760.486442] [<ffffffff81076b06>] warn_slowpath_fmt+0x46/0x50 [18760.486459] [<ffffffffc0788cda>] intel_check_page_flip+0xda/0xf0 [i915] [18760.486472] [<ffffffffc07557f8>] ironlake_irq_handler+0x2e8/0xfd0 [i915] [18760.486474] [<ffffffff810dd750>] ? internal_add_timer+0x80/0x80 [18760.486477] [<ffffffff810e091c>] ? hrtimer_get_next_event+0xac/0xd0 [18760.486480] [<ffffffff810ceaa7>] handle_irq_event_percpu+0x77/0x1a0 [18760.486483] [<ffffffff810cec11>] handle_irq_event+0x41/0x70 [18760.486485] [<ffffffff810d1c7e>] handle_edge_irq+0x6e/0x120 [18760.486488] [<ffffffff81017762>] handle_irq+0x22/0x40 [18760.486491] [<ffffffff817ceedf>] do_IRQ+0x4f/0xf0 [18760.486493] [<ffffffff817ccced>] common_interrupt+0x6d/0x6d [18760.486494] <EOI> [<ffffffff81666505>] ? cpuidle_enter_state+0x65/0x160 [18760.486499] [<ffffffff816664f1>] ? cpuidle_enter_state+0x51/0x160 [18760.486501] [<ffffffff816666e7>] cpuidle_enter+0x17/0x20 [18760.486503] [<ffffffff810b7d71>] cpu_startup_entry+0x311/0x3b0 [18760.486507] [<ffffffff81049017>] start_secondary+0x197/0x1c0 [18760.486509] ---[ end trace 0a3cc2023da78889 ]---
ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: xorg 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 3.19.0-31.36-generic 3.19.8-ckt7 Uname: Linux 3.19.0-31-generic x86_64 NonfreeKernelModules: wl .tmp.unity.support.test.0: ApportVersion: 2.17.2-0ubuntu1.7 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true Date: Mon Nov 2 18:06:55 2015 DistUpgraded: Fresh install DistroCodename: vivid DistroVariant: ubuntu DkmsStatus: bcmwl, 6.30.223.248+bdcom, 3.19.0-15-generic, x86_64: installed bcmwl, 6.30.223.248+bdcom, 3.19.0-30-generic, x86_64: installed bcmwl, 6.30.223.248+bdcom, 3.19.0-31-generic, x86_64: installed vboxhost, 5.0.6, 3.19.0-30-generic, x86_64: installed vboxhost, 5.0.6, 3.19.0-31-generic, x86_64: installed ExtraDebuggingInterest: Yes GraphicsCard: Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:5002] InstallationDate: Installed on 2015-10-07 (26 days ago) InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422) MachineType: LENOVO 20207 ProcEnviron: LANGUAGE=en_IN:en TERM=xterm PATH=(custom, no user) LANG=en_IN SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-31-generic root=UUID=3af97ba8-67d0-4b9b-9b43-0c9d8a2138f5 ro quiet splash vt.handoff=7 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: 06/27/2013 dmi.bios.vendor: LENOVO dmi.bios.version: H1ET75WW(1.18) dmi.board.asset.tag: Not Available dmi.board.name: 20207 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:bvrH1ET75WW(1.18):bd06/27/2013:svnLENOVO:pn20207:pvrLenovoB490:rvnLENOVO:rn20207:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 20207 dmi.product.version: Lenovo B490 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.12.1+15.04.20150922-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.60-2 version.libgl1-mesa-dri: libgl1-mesa-dri 10.5.9-2ubuntu1~vivid2 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 10.5.9-2ubuntu1~vivid2 version.xserver-xorg-core: xserver-xorg-core 2:1.17.1-0ubuntu3.1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.0-1ubuntu2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0-1ubuntu2 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917-1~exp1ubuntu2.2 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu2build1 xserver.bootTime: Mon Nov 2 10:15:24 2015 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 1402 vendor IVO xserver.version: 2:1.17.1-0ubuntu3.1 ** Affects: xorg (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug compiz-0.9 ubuntu vivid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1512348 Title: Lenovo - Trace effect To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1512348/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs