Same here and this error messages is repeated about 20 times. After the error my user session is logged off and login screen appears.
# uname -a Linux lito-pc 4.2.0-19-generic #23-Ubuntu SMP Wed Nov 11 11:39:30 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux # lsb_release -a LSB Version: core-2.0-amd64:core-2.0-noarch:core-3.0-amd64:core-3.0-noarch:core-3.1-amd64:core-3.1-noarch:core-3.2-amd64:core-3.2-noarch:core-4.0-amd64:core-4.0-noarch:core-4.1-amd64:core-4.1-noarch:cxx-3.0-amd64:cxx-3.0-noarch:cxx-3.1-amd64:cxx-3.1-noarch:cxx-3.2-amd64:cxx-3.2-noarch:cxx-4.0-amd64:cxx-4.0-noarch:cxx-4.1-amd64:cxx-4.1-noarch:desktop-3.1-amd64:desktop-3.1-noarch:desktop-3.2-amd64:desktop-3.2-noarch:desktop-4.0-amd64:desktop-4.0-noarch:desktop-4.1-amd64:desktop-4.1-noarch:graphics-2.0-amd64:graphics-2.0-noarch:graphics-3.0-amd64:graphics-3.0-noarch:graphics-3.1-amd64:graphics-3.1-noarch:graphics-3.2-amd64:graphics-3.2-noarch:graphics-4.0-amd64:graphics-4.0-noarch:graphics-4.1-amd64:graphics-4.1-noarch:languages-3.2-amd64:languages-3.2-noarch:languages-4.0-amd64:languages-4.0-noarch:languages-4.1-amd64:languages-4.1-noarch:multimedia-3.2-amd64:multimedia-3.2-noarch:multimedia-4.0-amd64:multimedia-4.0-noarch:multimedia-4.1-amd64:multimedia-4.1-noarch:printing-3.2-amd64:p rinting-3.2-noarch:printing-4.0-amd64:printing-4.0-noarch:printing-4.1-amd64:printing-4.1-noarch:qt4-3.1-amd64:qt4-3.1-noarch:security-4.0-amd64:security-4.0-noarch:security-4.1-amd64:security-4.1-noarch Distributor ID: Ubuntu Description: Ubuntu 15.10 Release: 15.10 Codename: wily # lspci 00:00.0 Host bridge: Intel Corporation 4th Gen Core Processor DRAM Controller (rev 06) 00:02.0 VGA compatible controller: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics Controller (rev 06) 00:03.0 Audio device: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor HD Audio Controller (rev 06) 00:14.0 USB controller: Intel Corporation 9 Series Chipset Family USB xHCI Controller 00:16.0 Communication controller: Intel Corporation 9 Series Chipset Family ME Interface #1 00:1a.0 USB controller: Intel Corporation 9 Series Chipset Family USB EHCI Controller #2 00:1b.0 Audio device: Intel Corporation 9 Series Chipset Family HD Audio Controller 00:1c.0 PCI bridge: Intel Corporation 9 Series Chipset Family PCI Express Root Port 1 (rev d0) 00:1c.2 PCI bridge: Intel Corporation 9 Series Chipset Family PCI Express Root Port 3 (rev d0) 00:1c.3 PCI bridge: Intel Corporation 9 Series Chipset Family PCI Express Root Port 4 (rev d0) 00:1d.0 USB controller: Intel Corporation 9 Series Chipset Family USB EHCI Controller #1 00:1f.0 ISA bridge: Intel Corporation 9 Series Chipset Family H97 Controller 00:1f.2 SATA controller: Intel Corporation 9 Series Chipset Family SATA Controller [AHCI Mode] 00:1f.3 SMBus: Intel Corporation 9 Series Chipset Family SMBus Controller 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 06) 03:00.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev 41) # dmesg [34021.224106] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in dpll_hw_state.wrpll (expected 0xb0210614, found 0x00000000) [34021.224109] ------------[ cut here ]------------ [34021.224118] WARNING: CPU: 2 PID: 3448 at /build/linux-26_gwp/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12328 check_crtc_state+0x2c5/0x440 [i915]() [34021.224119] pipe state doesn't match! [34021.224119] Modules linked in: nls_iso8859_1 bnep rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace fscache uas mceusb usb_storage rc_core input_leds uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core hid_generic v4l2_common snd_usb_audio videodev usbhid snd_usbmidi_lib media pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) bluetooth binfmt_misc intel_rapl iosf_mbi x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_hda_codec_hdmi kvm crct10dif_pclmul crc32_pclmul aesni_intel aes_x86_64 snd_hda_codec_realtek lrw snd_hda_codec_generic gf128mul snd_soc_rt5640 glue_helper ablk_helper snd_soc_rl6231 cryptd snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine serio_raw snd_hda_intel snd_seq_midi snd_hda_codec snd_seq_midi_event snd_hda_core snd_rawmidi snd_hwdep mei_me snd_pcm [34021.224142] mei shpchp lpc_ich snd_seq snd_seq_device snd_timer 8250_fintek acpi_pad snd_soc_sst_acpi dw_dmac snd dw_dmac_core soundcore tpm_infineon i2c_designware_platform mac_hid i2c_designware_core spi_pxa2xx_platform 8250_dw sunrpc parport_pc ppdev lp parport autofs4 i915 i2c_algo_bit drm_kms_helper psmouse ahci r8169 drm libahci mii sdhci_acpi video sdhci i2c_hid hid [34021.224156] CPU: 2 PID: 3448 Comm: chrome Tainted: G OE 4.2.0-19-generic #23-Ubuntu [34021.224156] Hardware name: Gigabyte Technology Co., Ltd. H97M-D3H/H97M-D3H, BIOS F6 04/21/2015 [34021.224157] 0000000000000000 0000000032735b2e ffff8803b7f57608 ffffffff817e93f9 [34021.224159] 0000000000000000 ffff8803b7f57660 ffff8803b7f57648 ffffffff8107b3d6 [34021.224160] ffff8803b7f57688 ffff8803b7f576f0 ffff88040ca44000 0000000000000001 [34021.224161] Call Trace: [34021.224165] [<ffffffff817e93f9>] dump_stack+0x45/0x57 [34021.224168] [<ffffffff8107b3d6>] warn_slowpath_common+0x86/0xc0 [34021.224169] [<ffffffff8107b465>] warn_slowpath_fmt+0x55/0x70 [34021.224178] [<ffffffffc01d8877>] ? intel_pipe_config_compare+0xa67/0xc60 [i915] [34021.224186] [<ffffffffc01d8d35>] check_crtc_state+0x2c5/0x440 [i915] [34021.224196] [<ffffffffc01ecb5d>] intel_modeset_check_state+0x21d/0x6d0 [i915] [34021.224205] [<ffffffffc01edd17>] intel_crtc_set_config+0x4c7/0x580 [i915] [34021.224213] [<ffffffffc00824a6>] drm_mode_set_config_internal+0x66/0x100 [drm] [34021.224216] [<ffffffffc0150692>] restore_fbdev_mode+0xc2/0xf0 [drm_kms_helper] [34021.224219] [<ffffffffc0152549>] drm_fb_helper_restore_fbdev_mode_unlocked+0x29/0x70 [drm_kms_helper] [34021.224228] [<ffffffffc01fbe6e>] intel_fbdev_restore_mode+0x1e/0x50 [i915] [34021.224237] [<ffffffffc022588e>] i915_driver_lastclose+0xe/0x20 [i915] [34021.224241] [<ffffffffc007596e>] drm_lastclose+0x2e/0x140 [drm] [34021.224245] [<ffffffffc0075d96>] drm_release+0x316/0x500 [drm] [34021.224247] [<ffffffff811feff4>] __fput+0xe4/0x220 [34021.224248] [<ffffffff811ff17e>] ____fput+0xe/0x10 [34021.224249] [<ffffffff81098b8b>] task_work_run+0x9b/0xb0 [34021.224251] [<ffffffff8107db80>] do_exit+0x3a0/0xb10 [34021.224253] [<ffffffff8123e836>] ? fsnotify+0x316/0x4a0 [34021.224254] [<ffffffff8107e383>] do_group_exit+0x43/0xb0 [34021.224256] [<ffffffff8108a414>] get_signal+0x274/0x600 [34021.224258] [<ffffffff81014457>] do_signal+0x37/0xa40 [34021.224260] [<ffffffff811337e8>] ? seccomp_phase1+0x98/0x290 [34021.224262] [<ffffffff81210a25>] ? do_vfs_ioctl+0x295/0x480 [34021.224263] [<ffffffff81014ebb>] do_notify_resume+0x5b/0x70 [34021.224265] [<ffffffff817f03c4>] int_signal+0x12/0x17 [34021.224266] ---[ end trace 4fcb719092116d3b ]--- -- 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/1501260 Title: drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in dpll_hw_state.wrpll (expected 0xb0210614, found 0x00000000 Status in linux package in Ubuntu: Confirmed Bug description: While surfing, I clicked on something,, X died, I was thrown back to a console and finally was able to log back in. dmesg is cluttered with: [79849.958943] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in dpll_hw_state.wrpll (expected 0xb0210614, found 0x00000000) [79849.958944] ------------[ cut here ]------------ [79849.958962] WARNING: CPU: 0 PID: 14689 at /build/linux-1dujk3/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12326 check_crtc_state+0x2c5/0x440 [i915]() [79849.958963] pipe state doesn't match! [79849.958981] Modules linked in: bnep bluetooth binfmt_misc nls_iso8859_1 intel_rapl iosf_mbi x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_hdmi coretemp snd_hda_codec_realtek input_leds snd_hda_codec_generic kvm_intel snd_hda_intel kvm snd_hda_codec snd_hda_core snd_hwdep snd_pcm crct10dif_pclmul snd_seq_midi snd_seq_midi_event snd_rawmidi crc32_pclmul ghash_clmulni_intel snd_seq snd_seq_device snd_timer mei_me aesni_intel snd mei aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd soundcore serio_raw 8250_fintek fujitsu_laptop lpc_ich tpm_infineon mac_hid parport_pc ppdev lp parport autofs4 hid_generic usbhid hid i915 psmouse ahci libahci i2c_algo_bit drm_kms_helper e1000e drm ptp pps_core video [79849.958983] CPU: 0 PID: 14689 Comm: Xorg Tainted: G W 4.2.0-11-generic #13-Ubuntu [79849.958983] Hardware name: FUJITSU ESPRIMO E920/D3222-A1, BIOS V4.6.5.4 R1.34.0 for D3222-A1x 01/08/2015 [79849.958985] ffffffffc0232ab0 ffff88030edef538 ffffffff817b0cc5 0000000000000000 [79849.958986] ffff88030edef588 ffff88030edef578 ffffffff81076536 ffff88030edef5a8 [79849.958986] ffff88030edef610 ffff88030a600800 0000000000000001 ffff88030a600b50 [79849.958987] Call Trace: [79849.958991] [<ffffffff817b0cc5>] dump_stack+0x45/0x57 [79849.958994] [<ffffffff81076536>] warn_slowpath_common+0x86/0xc0 [79849.958995] [<ffffffff810765b6>] warn_slowpath_fmt+0x46/0x50 [79849.959008] [<ffffffffc01c5327>] ? intel_pipe_config_compare+0xa67/0xc60 [i915] [79849.959015] [<ffffffffc01c57e5>] check_crtc_state+0x2c5/0x440 [i915] [79849.959024] [<ffffffffc01d92fe>] intel_modeset_check_state+0x20e/0x6b0 [i915] [79849.959032] [<ffffffffc01da4a7>] intel_crtc_set_config+0x4c7/0x580 [i915] [79849.959042] [<ffffffffc0033036>] drm_mode_set_config_internal+0x66/0x100 [drm] [79849.959045] [<ffffffffc00f23b2>] restore_fbdev_mode+0xc2/0xf0 [drm_kms_helper] [79849.959048] [<ffffffffc00f4239>] drm_fb_helper_restore_fbdev_mode_unlocked+0x29/0x70 [drm_kms_helper] [79849.959050] [<ffffffffc00f42a2>] drm_fb_helper_set_par+0x22/0x40 [drm_kms_helper] [79849.959060] [<ffffffffc01e76da>] intel_fbdev_set_par+0x1a/0x60 [i915] [79849.959062] [<ffffffff8109e4ad>] ? ttwu_do_activate.constprop.89+0x5d/0x70 [79849.959064] [<ffffffff814262a8>] fb_set_var+0x238/0x460 [79849.959066] [<ffffffff81201da7>] ? do_sys_poll+0x127/0x5a0 [79849.959068] [<ffffffff8141ca59>] fbcon_blank+0x2e9/0x330 [79849.959070] [<ffffffff810a7e13>] ? check_preempt_wakeup+0x193/0x220 [79849.959071] [<ffffffff814ad2c3>] do_unblank_screen+0xd3/0x1a0 [79849.959073] [<ffffffff814a2adb>] vt_ioctl+0x4fb/0x12c0 [79849.959074] [<ffffffff8109f042>] ? default_wake_function+0x12/0x20 [79849.959076] [<ffffffff810b60e6>] ? autoremove_wake_function+0x16/0x40 [79849.959078] [<ffffffff8149601c>] tty_ioctl+0x3cc/0xbb0 [79849.959079] [<ffffffff810b5a88>] ? __wake_up+0x48/0x60 [79849.959080] [<ffffffff810d599d>] ? wake_nocb_leader+0x4d/0x50 [79849.959081] [<ffffffff810d5a6d>] ? __call_rcu_nocb_enqueue+0xcd/0xd0 [79849.959083] [<ffffffff81200075>] do_vfs_ioctl+0x285/0x470 [79849.959084] [<ffffffff8120ca04>] ? mntput+0x24/0x40 [79849.959085] [<ffffffff811ef040>] ? __fput+0x190/0x220 [79849.959086] [<ffffffff812002d9>] SyS_ioctl+0x79/0x90 [79849.959088] [<ffffffff817b7532>] entry_SYSCALL_64_fastpath+0x16/0x75 [79849.959089] ---[ end trace c15f693470bdbc48 ]--- [79849.959131] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in dpll_hw_state.wrpll (expected 0xb0210614, found 0x00000000) [79849.959131] ------------[ cut here ]------------ ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: linux-image-4.2.0-11-generic 4.2.0-11.13 ProcVersionSignature: Ubuntu 4.2.0-11.13-generic 4.2.1 Uname: Linux 4.2.0-11-generic x86_64 ApportVersion: 2.19-0ubuntu1 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: hildeb 25581 F.... pulseaudio /dev/snd/controlC1: hildeb 25581 F.... pulseaudio CurrentDesktop: Unity Date: Wed Sep 30 12:04:59 2015 HibernationDevice: RESUME=UUID=d5037585-3853-4049-a410-b17d0c104ef3 InstallationDate: Installed on 2014-06-19 (467 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) IwConfig: eth0 no wireless extensions. lo no wireless extensions. MachineType: FUJITSU ESPRIMO E920 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-11-generic.efi.signed root=UUID=e0d7cff3-bbdd-467d-b15b-fb96697320f0 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.2.0-11-generic N/A linux-backports-modules-4.2.0-11-generic N/A linux-firmware 1.148 RfKill: SourcePackage: linux UpgradeStatus: Upgraded to wily on 2015-09-29 (0 days ago) dmi.bios.date: 01/08/2015 dmi.bios.vendor: FUJITSU // American Megatrends Inc. dmi.bios.version: V4.6.5.4 R1.34.0 for D3222-A1x dmi.board.name: D3222-A1 dmi.board.vendor: FUJITSU dmi.board.version: S26361-D3222-A1 dmi.chassis.type: 3 dmi.chassis.vendor: FUJITSU dmi.chassis.version: C$BK02 dmi.modalias: dmi:bvnFUJITSU//AmericanMegatrendsInc.:bvrV4.6.5.4R1.34.0forD3222-A1x:bd01/08/2015:svnFUJITSU:pnESPRIMOE920:pvr:rvnFUJITSU:rnD3222-A1:rvrS26361-D3222-A1:cvnFUJITSU:ct3:cvrC$BK02: dmi.product.name: ESPRIMO E920 dmi.sys.vendor: FUJITSU To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1501260/+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