Here is another data point: - kernel: linux-image-4.8.12-040812-generic (Ubuntu mainline kernel) - CPU/GPU : Core i7-2640M
This kind of event is quite rare with mainline kernels (I cannot say the same of Ubuntu kernels and that's why I use mainline kernels). [231716.438851] ------------[ cut here ]------------ [231716.438881] WARNING: CPU: 0 PID: 1334 at /home/kernel/COD/linux/drivers/gpu/drm/i915/intel_display.c:3906 intel_atomic_commit+0x559/0x560 [i915] [231716.438882] Removing stuck page flip [231716.438905] Modules linked in: ccm ses enclosure scsi_transport_sas ufs qnx4 hfsplus hfs minix ntfs msdos libcrc32c cpuid uas usb_storage nls_iso8859_1 mmc_block rfcomm cmac bnep dm_crypt dell_wmi sparse_keymap dell_rbtn dell_laptop dell_smbios dcdbas dell_smm_hwmon binfmt_misc intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm snd_hda_codec_hdmi irqbypass btusb crct10dif_pclmul crc32_pclmul snd_hda_codec_idt snd_hda_codec_generic ghash_clmulni_intel btrtl btbcm snd_hda_intel aesni_intel btintel snd_hda_codec bluetooth snd_hda_core snd_hwdep snd_pcm aes_x86_64 lrw glue_helper ablk_helper cryptd snd_seq_midi snd_seq_midi_event snd_rawmidi intel_cstate intel_rapl_perf arc4 joydev input_leds serio_raw iwlmvm snd_seq mac80211 snd_seq_device snd_timer iwlwifi lpc_ich snd cfg80211 [231716.438917] soundcore shpchp mac_hid dell_smo8800 mei_me mei tpm_rng parport_pc ppdev lp parport ip_tables x_tables autofs4 btrfs xor raid6_pq hid_generic usbhid hid i915 i2c_algo_bit psmouse drm_kms_helper syscopyarea sysfillrect ahci sysimgblt libahci firewire_ohci sdhci_pci sdhci firewire_core crc_itu_t wmi fb_sys_fops drm e1000e ptp fjes video pps_core [last unloaded: jfs] [231716.438919] CPU: 0 PID: 1334 Comm: Xorg Not tainted 4.8.12-040812-generic #201612020431 [231716.438919] Hardware name: Dell Inc. Latitude E6520/0NVF5K, BIOS A19 11/14/2013 [231716.438922] 0000000000000086 000000008f1c6b0f ffffa2e41cd8f878 ffffffffb3e12e02 [231716.438923] ffffa2e41cd8f8c8 0000000000000000 ffffa2e41cd8f8b8 ffffffffb3a82d9b [231716.438924] 00000f421cd8f898 0000000000000000 ffffa2e41ac26000 ffffa2e423708000 [231716.438924] Call Trace: [231716.438927] [<ffffffffb3e12e02>] dump_stack+0x63/0x81 [231716.438929] [<ffffffffb3a82d9b>] __warn+0xcb/0xf0 [231716.438931] [<ffffffffb3a82e1f>] warn_slowpath_fmt+0x5f/0x80 [231716.438932] [<ffffffffb3ac6845>] ? finish_wait+0x55/0x70 [231716.438946] [<ffffffffc051e039>] intel_atomic_commit+0x559/0x560 [i915] [231716.438947] [<ffffffffb3ac6cf0>] ? wake_atomic_t_function+0x60/0x60 [231716.438960] [<ffffffffc036fc17>] drm_atomic_commit+0x37/0x60 [drm] [231716.438968] [<ffffffffc043fe3c>] restore_fbdev_mode+0x14c/0x270 [drm_kms_helper] [231716.438972] [<ffffffffc0441ab4>] drm_fb_helper_restore_fbdev_mode_unlocked+0x34/0x80 [drm_kms_helper] [231716.438975] [<ffffffffc0441b2d>] drm_fb_helper_set_par+0x2d/0x50 [drm_kms_helper] [231716.438990] [<ffffffffc0537cea>] intel_fbdev_set_par+0x1a/0x60 [i915] [231716.438992] [<ffffffffb3e9e325>] ? fb_set_var+0x2f5/0x460 [231716.438993] [<ffffffffb3e9e266>] fb_set_var+0x236/0x460 [231716.438994] [<ffffffffb3ab7826>] ? update_curr+0x66/0x170 [231716.438995] [<ffffffffb3ab4ccc>] ? __enqueue_entity+0x6c/0x70 [231716.438996] [<ffffffffb3abbba8>] ? enqueue_entity+0x2e8/0x8b0 [231716.438997] [<ffffffffb3e9420f>] fbcon_blank+0x30f/0x350 [231716.438998] [<ffffffffb3aad9bf>] ? ttwu_do_activate+0x6f/0x80 [231716.439000] [<ffffffffb3f2d8d2>] do_unblank_screen+0xd2/0x1a0 [231716.439001] [<ffffffffb3f22fa9>] complete_change_console+0x59/0xe0 [231716.439003] [<ffffffffb3f23739>] vt_ioctl+0x709/0x12b0 [231716.439008] [<ffffffffc034f55a>] ? drm_dropmaster_ioctl+0x4a/0x70 [drm] [231716.439014] [<ffffffffc0354dd6>] ? drm_ioctl+0x236/0x4f0 [drm] [231716.439017] [<ffffffffb3f17793>] tty_ioctl+0x363/0xc70 [231716.439019] [<ffffffffb3bda936>] ? handle_mm_fault+0x8a6/0x13c0 [231716.439021] [<ffffffffb3c46603>] do_vfs_ioctl+0xa3/0x600 [231716.439022] [<ffffffffb3a6b3a3>] ? __do_page_fault+0x203/0x4d0 [231716.439023] [<ffffffffb3c46bd9>] SyS_ioctl+0x79/0x90 [231716.439025] [<ffffffffb42832b6>] entry_SYSCALL_64_fastpath+0x1e/0xa8 [231716.439026] ---[ end trace 5a1628be00cd83d9 ]--- -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1384342 Title: kernel messages intel_crtc_wait_for_pending_flips correlate to compiz hang Status in Skylinux: Unknown Status in System76: New Status in xf86-video-intel: Fix Released Status in linux package in Ubuntu: Triaged Status in linux package in Debian: Confirmed Status in linux package in Fedora: Unknown Status in linux package in openSUSE: Unknown Bug description: I am fairly frequently (maybe once every 2 days) seeing screen lockups. The system is fine, and then screen locks up. mouse is still movable and even changes icon based on content under it (ie mouse over link changes to pointing hand). Programs are still running (often this occurs during a google hangout, and the hangout, audio and mic seem to work fine). Today when this happened I had more patience and hit ctrl-alt-f1, and then subsequently saw that dmesg had: [82218.556025] ------------[ cut here ]------------ [82218.556074] WARNING: CPU: 0 PID: 8799 at /build/buildd/linux-3.16.0/drivers/gpu/drm/i915/intel_display.c:3324 intel_crtc_wait_for_pending_flips+0x16c/0x180 [i915]() [82218.556095] Modules linked in: xt_conntrack ipt_REJECT overlayfs pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack xt_tcpudp bridge stp llc iptable_filter ip_tables x_tables rfcomm bnep binfmt_misc dm_crypt uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media dm_multipath scsi_dh coretemp kvm_intel kvm arc4 joydev iwldvm mac80211 serio_raw btusb bluetooth pcmcia 6lowpan_iphc thinkpad_acpi snd_seq_midi snd_seq_midi_event nvram snd_hda_codec_conexant snd_hda_codec_generic r852 sm_common lpc_ich nand snd_rawmidi nand_ecc nand_bch snd_hda_intel bch nand_ids snd_hda_controller snd_hda_codec snd_hwdep mtd snd_seq iwlwifi r592 memstick snd_pcm [82218.556112] yenta_socket pcmcia_rsrc pcmcia_core cfg80211 snd_seq_device shpchp snd_timer mei_me mei snd soundcore mac_hid parport_pc ppdev tp_smapi(OE) thinkpad_ec(OE) lp parport btrfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq raid1 raid0 multipath linear hid_generic usbhid hid psmouse firewire_ohci ahci libahci firewire_core sdhci_pci sdhci crc_itu_t i915 wmi e1000e i2c_algo_bit drm_kms_helper video drm ptp pps_core pata_acpi [last unloaded: ipmi_msghandler] [82218.556114] CPU: 0 PID: 8799 Comm: kworker/0:1 Tainted: G W OE 3.16.0-23-generic #30-Ubuntu [82218.556115] Hardware name: LENOVO 7417CTO/7417CTO, BIOS 7UET94WW (3.24 ) 10/17/2012 [82218.556119] Workqueue: events console_callback [82218.556122] 0000000000000009 ffff880016a3faf8 ffffffff8177fcbc 0000000000000000 [82218.556123] ffff880016a3fb30 ffffffff8106fd8d 0000000000000000 ffff880035a5a000 [82218.556124] ffff880035948210 ffff880035826800 ffff880035826800 ffff880016a3fb40 [82218.556125] Call Trace: [82218.556130] [<ffffffff8177fcbc>] dump_stack+0x45/0x56 [82218.556133] [<ffffffff8106fd8d>] warn_slowpath_common+0x7d/0xa0 [82218.556135] [<ffffffff8106fe6a>] warn_slowpath_null+0x1a/0x20 [82218.556153] [<ffffffffc015dffc>] intel_crtc_wait_for_pending_flips+0x16c/0x180 [i915] [82218.556156] [<ffffffff810b9590>] ? prepare_to_wait_event+0x100/0x100 [82218.556175] [<ffffffffc0160ac3>] intel_crtc_disable_planes+0x33/0x1c0 [i915] [82218.556177] [<ffffffff81784e5b>] ? __ww_mutex_lock+0x1b/0xb0 [82218.556196] [<ffffffffc0160ca1>] i9xx_crtc_disable+0x51/0x3f0 [i915] [82218.556220] [<ffffffffc0162457>] intel_crtc_update_dpms+0x67/0xa0 [i915] [82218.556237] [<ffffffffc0166ac9>] intel_connector_dpms+0x59/0x70 [i915] [82218.556245] [<ffffffffc00c4901>] drm_fb_helper_dpms.isra.5+0xc1/0x100 [drm_kms_helper] [82218.556251] [<ffffffffc00c4971>] drm_fb_helper_blank+0x31/0x90 [drm_kms_helper] [82218.556254] [<ffffffff81415d47>] fb_blank+0x57/0xc0 [82218.556256] [<ffffffff8140c87b>] fbcon_blank+0xfb/0x300 [82218.556258] [<ffffffff8108b4a2>] ? __queue_delayed_work+0x182/0x1c0 [82218.556259] [<ffffffff8108b7b9>] ? try_to_grab_pending+0xa9/0x160 [82218.556262] [<ffffffff8107cbdb>] ? lock_timer_base.isra.34+0x2b/0x50 [82218.556264] [<ffffffff8107dd1f>] ? try_to_del_timer_sync+0x4f/0x70 [82218.556266] [<ffffffff81497ba3>] do_blank_screen+0x1d3/0x280 [82218.556267] [<ffffffff8149a348>] console_callback+0x68/0x160 [82218.556269] [<ffffffff8108d8e2>] process_one_work+0x182/0x4e0 [82218.556270] [<ffffffff8108dcab>] worker_thread+0x6b/0x6a0 [82218.556272] [<ffffffff8178294d>] ? __schedule+0x39d/0x890 [82218.556273] [<ffffffff8108dc40>] ? process_one_work+0x4e0/0x4e0 [82218.556275] [<ffffffff81094aeb>] kthread+0xdb/0x100 [82218.556277] [<ffffffff81094a10>] ? kthread_create_on_node+0x1c0/0x1c0 [82218.556278] [<ffffffff81787c3c>] ret_from_fork+0x7c/0xb0 [82218.556280] [<ffffffff81094a10>] ? kthread_create_on_node+0x1c0/0x1c0 [82218.556281] ---[ end trace b9c751133032cf61 ]--- /var/log/Xorg.0.log had: [ 83252.384] (EE) Backtrace: [ 83253.063] (EE) 0: /usr/bin/X (xorg_backtrace+0x56) [0x7f80649a0666] [ 83253.063] (EE) 1: /usr/bin/X (0x7f80647ea000+0x1ba869) [0x7f80649a4869] [ 83253.063] (EE) 2: /lib/x86_64-linux-gnu/libc.so.6 (0x7f806251f000+0x36da0) [0x7f8062555da0] [ 83253.063] (EE) 3: /usr/bin/X (0x7f80647ea000+0x1378ec) [0x7f80649218ec] [ 83253.063] (EE) 4: /usr/bin/X (0x7f80647ea000+0x137d0c) [0x7f8064921d0c] [ 83253.063] (EE) 5: /usr/bin/X (0x7f80647ea000+0x137243) [0x7f8064921243] [ 83253.064] (EE) 6: /usr/bin/X (0x7f80647ea000+0xe9fa8) [0x7f80648d3fa8] [ 83253.064] (EE) 7: /usr/bin/X (0x7f80647ea000+0x1358fc) [0x7f806491f8fc] [ 83253.064] (EE) 8: /usr/bin/X (0x7f80647ea000+0x5b3b7) [0x7f80648453b7] [ 83253.064] (EE) 9: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf5) [0x7f8062540ec5] [ 83253.064] (EE) 10: /usr/bin/X (0x7f80647ea000+0x456ae) [0x7f806482f6ae] [ 83253.064] (EE) [ 83253.115] (EE) Segmentation fault at address 0x10 Normally, I'm generally able to switch consoles in and out of X without problem. I do not know if the above trace is related to X being locked or not. I'll also attach the /var/log/Xorg.0.log.old that had some information in it also andapparent segfault. That said, I think all log information is tens of seconds after the lock up and might be a result of me ctrl-alt-1 <-> ctrl-alt-f7 while system was in a borked state. ProblemType: Bug DistroRelease: Ubuntu 14.10 Package: linux-image-3.16.0-23-generic 3.16.0-23.30 ProcVersionSignature: Ubuntu 3.16.0-23.30-generic 3.16.4 Uname: Linux 3.16.0-23-generic x86_64 ApportVersion: 2.14.7-0ubuntu8 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/pcmC0D0c: smoser 4134 F...m pulseaudio /dev/snd/pcmC0D0p: smoser 4134 F...m pulseaudio /dev/snd/controlC0: smoser 4134 F.... pulseaudio CurrentDesktop: Unity Date: Wed Oct 22 10:29:16 2014 EcryptfsInUse: Yes InstallationDate: Installed on 2011-10-19 (1099 days ago) InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012) MachineType: LENOVO 7417CTO PccardctlIdent: Socket 0: no product info available PccardctlStatus: Socket 0: no card ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-23-generic root=UUID=f9832678-e9fb-41c5-8edb-5edd5200ed0a ro quiet splash nomdmonddf nomdmonisw nomdmonddf nomdmonisw nomdmonddf nomdmonisw vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.16.0-23-generic N/A linux-backports-modules-3.16.0-23-generic N/A linux-firmware 1.136 SourcePackage: linux UpgradeStatus: Upgraded to utopic on 2013-05-20 (520 days ago) dmi.bios.date: 10/17/2012 dmi.bios.vendor: LENOVO dmi.bios.version: 7UET94WW (3.24 ) dmi.board.name: 7417CTO 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:bvr7UET94WW(3.24):bd10/17/2012:svnLENOVO:pn7417CTO:pvrThinkPadT400:rvnLENOVO:rn7417CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 7417CTO dmi.product.version: ThinkPad T400 dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1384342/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
