Kernel info - Linux gurvinder-I1525 3.13.11-031311ckt13-generic #201412181938 SMP Thu Dec 18 19:40:21 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
Following is what has happened. After kernel installation when OS is booted, below message is there in dmesg 77.202640] WARNING: CPU: 1 PID: 1473 at /home/apw/COD/linux/drivers/gpu/drm/i915/intel_display.c:9235 check_encoder_state+0x215/0x270 [i915]() [ 77.202642] encoder's hw state doesn't match sw tracking (expected 0, found 1) [ 77.202644] Modules linked in: ctr ccm rfcomm bnep bluetooth binfmt_misc snd_hda_codec_idt snd_hda_codec_hdmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core videodev arc4 iwl3945 snd_hda_intel iwlegacy snd_hda_codec mac80211 snd_hwdep snd_pcm i915 snd_page_alloc dell_wmi cfg80211 gpio_ich snd_seq_midi dell_laptop snd_seq_midi_event sparse_keymap dcdbas snd_rawmidi r852 snd_seq sm_common nand snd_seq_device dm_multipath coretemp nand_ecc snd_timer scsi_dh nand_bch drm_kms_helper snd bch joydev serio_raw nand_ids mtd drm soundcore parport_pc r592 i2c_algo_bit ppdev memstick lp lpc_ich parport video wmi mac_hid hid_generic usbhid hid psmouse firewire_ohci sdhci_pci sdhci ahci firewire_core libahci crc_itu_t sky2 [ 77.202705] CPU: 1 PID: 1473 Comm: Xorg Tainted: G W 3.13.11-031311ckt13-generic #201412181938 [ 77.202707] Hardware name: Dell Inc. Inspiron 1525 /0WP007, BIOS A17 10/27/2009 [ 77.202709] 0000000000002413 ffff8800a4df99a8 ffffffff81748f75 0000000000000007 [ 77.202713] ffff8800a4df99f8 ffff8800a4df99e8 ffffffff81069adc ffff8800ad3ee800 [ 77.202717] ffff8800ad3ee800 ffff8800ad3d82f8 0000000000000001 ffff8800ad3d8000 [ 77.202722] Call Trace: [ 77.202726] [<ffffffff81748f75>] dump_stack+0x46/0x58 [ 77.202730] [<ffffffff81069adc>] warn_slowpath_common+0x8c/0xc0 [ 77.202734] [<ffffffff81069bc6>] warn_slowpath_fmt+0x46/0x50 [ 77.202755] [<ffffffffa0315535>] check_encoder_state+0x215/0x270 [i915] [ 77.202777] [<ffffffffa0327e5d>] intel_modeset_check_state+0x5d/0xa0 [i915] [ 77.202799] [<ffffffffa0327ec5>] intel_set_mode+0x25/0x30 [i915] [ 77.202820] [<ffffffffa03282b5>] intel_release_load_detect_pipe+0xd5/0x100 [i915] [ 77.202848] [<ffffffffa0350503>] intel_tv_detect+0x163/0x210 [i915] [ 77.202856] [<ffffffffa01a1293>] drm_helper_probe_single_connector_modes+0x203/0x3a0 [drm_kms_helper] [ 77.202873] [<ffffffffa012656c>] drm_mode_getconnector+0x41c/0x460 [drm] [ 77.202886] [<ffffffffa0116e3a>] drm_ioctl+0x4da/0x600 [drm] [ 77.202891] [<ffffffff8107d595>] ? set_current_blocked+0x15/0x20 [ 77.202907] [<ffffffffa0126150>] ? drm_mode_getcrtc+0xe0/0xe0 [drm] [ 77.202911] [<ffffffff8107a04f>] ? recalc_sigpending+0x1f/0x60 [ 77.202915] [<ffffffff811dae85>] do_vfs_ioctl+0x75/0x2c0 [ 77.202919] [<ffffffff8107e339>] ? restore_altstack+0x19/0x30 [ 77.202922] [<ffffffff811db161>] SyS_ioctl+0x91/0xb0 [ 77.202926] [<ffffffff8175e52d>] system_call_fastpath+0x1a/0x1f [ 77.202929] ---[ end trace 0c25a76bfe32ddde ]--- I played 720p mkv format video without any issues. However when i played Youtube video in chrome LCD screen goes black. At this point you cannot do anything, As mentioned by Owens, i closed laptop lid (Did not do proper shutdown). System goes off, then Open lid again. Display back with another warning message mentioned below. [ 331.245954] WARNING: CPU: 0 PID: 1473 at /home/apw/COD/linux/drivers/gpu/drm/i915/intel_display.c:9235 check_encoder_state+0x215/0x270 [i915]() [ 331.245957] encoder's hw state doesn't match sw tracking (expected 0, found 1) [ 331.245960] Modules linked in: ctr ccm rfcomm bnep bluetooth binfmt_misc snd_hda_codec_idt snd_hda_codec_hdmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core videodev arc4 iwl3945 snd_hda_intel iwlegacy snd_hda_codec mac80211 snd_hwdep snd_pcm i915 snd_page_alloc dell_wmi cfg80211 gpio_ich snd_seq_midi dell_laptop snd_seq_midi_event sparse_keymap dcdbas snd_rawmidi r852 snd_seq sm_common nand snd_seq_device dm_multipath coretemp nand_ecc snd_timer scsi_dh nand_bch drm_kms_helper snd bch joydev serio_raw nand_ids mtd drm soundcore parport_pc r592 i2c_algo_bit ppdev memstick lp lpc_ich parport video wmi mac_hid hid_generic usbhid hid psmouse firewire_ohci sdhci_pci sdhci ahci firewire_core libahci crc_itu_t sky2 [ 331.246037] CPU: 0 PID: 1473 Comm: Xorg Tainted: G W 3.13.11-031311ckt13-generic #201412181938 [ 331.246040] Hardware name: Dell Inc. Inspiron 1525 /0WP007, BIOS A17 10/27/2009 [ 331.246042] 0000000000002413 ffff8800a4df99a8 ffffffff81748f75 0000000000000007 [ 331.246048] ffff8800a4df99f8 ffff8800a4df99e8 ffffffff81069adc ffff8800ad3ee800 [ 331.246052] ffff8800ad3ee800 ffff8800ad3d82f8 0000000000000001 ffff8800ad3d8000 [ 331.246056] Call Trace: [ 331.246066] [<ffffffff81748f75>] dump_stack+0x46/0x58 [ 331.246073] [<ffffffff81069adc>] warn_slowpath_common+0x8c/0xc0 [ 331.246077] [<ffffffff81069bc6>] warn_slowpath_fmt+0x46/0x50 [ 331.246098] [<ffffffffa0315535>] check_encoder_state+0x215/0x270 [i915] [ 331.246121] [<ffffffffa0327e5d>] intel_modeset_check_state+0x5d/0xa0 [i915] [ 331.246143] [<ffffffffa0327ec5>] intel_set_mode+0x25/0x30 [i915] [ 331.246165] [<ffffffffa03282b5>] intel_release_load_detect_pipe+0xd5/0x100 [i915] [ 331.246195] [<ffffffffa0350503>] intel_tv_detect+0x163/0x210 [i915] [ 331.246205] [<ffffffffa01a1293>] drm_helper_probe_single_connector_modes+0x203/0x3a0 [drm_kms_helper] [ 331.246231] [<ffffffffa012656c>] drm_mode_getconnector+0x41c/0x460 [drm] [ 331.246245] [<ffffffffa0116e3a>] drm_ioctl+0x4da/0x600 [drm] [ 331.246262] [<ffffffffa0126150>] ? drm_mode_getcrtc+0xe0/0xe0 [drm] [ 331.246268] [<ffffffff811dae85>] do_vfs_ioctl+0x75/0x2c0 [ 331.246271] [<ffffffff811db161>] SyS_ioctl+0x91/0xb0 [ 331.246276] [<ffffffff8175e52d>] system_call_fastpath+0x1a/0x1f [ 331.246279] ---[ end trace 0c25a76bfe32de21 ]--- [ 337.970971] perf samples too long (2531 > 2500), lowering kernel.perf_event_max_sample_rate to 50000 I was running 3.17 kernel before and using that kernel I used to warning message in dmesg but screen never goes black. -- 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/1406982 Title: WARNING: CPU: 1 PID: 1253 at /build/buildd/linux-3.13.0/drivers/gpu/drm/i915/intel_display.c:9237 intel_modeset_check_state+0x62d/0x780 [i915] Status in linux package in Ubuntu: Incomplete Bug description: Hi there, I am also facing the same issue. I have Dell Inspiron 1525 running 14.04.1 LTS and kernel version 3.13.0-43-generic. System becomes unusable completly and screen goes off as well. Following is what i have found in dmesg [ 144.446687] WARNING: CPU: 1 PID: 1253 at /build/buildd/linux-3.13.0/drivers/gpu/drm/i915/intel_display.c:9237 intel_modeset_check_state+0x62d/0x780 [i915]() [ 144.446690] encoder's hw state doesn't match sw tracking (expected 0, found 1) [ 144.446691] Modules linked in: cdc_ether usbnet mii usb_storage ctr ccm bnep rfcomm bluetooth snd_hda_codec_idt snd_hda_codec_hdmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core videodev gpio_ich dell_wmi sparse_keymap dell_laptop dcdbas snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_page_alloc snd_seq_midi snd_seq_midi_event dm_multipath scsi_dh snd_rawmidi coretemp snd_seq joydev serio_raw arc4 r852 sm_common nand nand_ecc nand_bch bch r592 nand_ids mtd memstick iwl3945 snd_seq_device iwlegacy mac80211 snd_timer snd cfg80211 lpc_ich i915 drm_kms_helper soundcore drm i2c_algo_bit mac_hid wmi video parport_pc ppdev lp parport hid_generic usbhid hid firewire_ohci psmouse sdhci_pci sdhci ahci firewire_core libahci crc_itu_t sky2 [ 144.446750] CPU: 1 PID: 1253 Comm: Xorg Tainted: G W 3.13.0-43-generic #72-Ubuntu [ 144.446753] Hardware name: Dell Inc. Inspiron 1525 /0WP007, BIOS A17 10/27/2009 [ 144.446755] 0000000000000009 ffff8800aaaf99f8 ffffffff81720bf6 ffff8800aaaf9a40 [ 144.446759] ffff8800aaaf9a30 ffffffff810677cd ffff8800aaaf9ab0 0000000000000001 [ 144.446763] ffff880036621800 ffff880036621af8 ffff8800b6cc4800 ffff8800aaaf9a90 [ 144.446767] Call Trace: [ 144.446770] [<ffffffff81720bf6>] dump_stack+0x45/0x56 [ 144.446774] [<ffffffff810677cd>] warn_slowpath_common+0x7d/0xa0 [ 144.446778] [<ffffffff8106783c>] warn_slowpath_fmt+0x4c/0x50 [ 144.446802] [<ffffffffa01ad285>] ? intel_sdvo_get_hw_state+0x55/0xc0 [i915] [ 144.446823] [<ffffffffa019751d>] intel_modeset_check_state+0x62d/0x780 [i915] [ 144.446846] [<ffffffffa0197705>] intel_set_mode+0x25/0x30 [i915] [ 144.446867] [<ffffffffa01977d6>] intel_release_load_detect_pipe+0xc6/0xf0 [i915] [ 144.446892] [<ffffffffa01bf8e9>] intel_tv_detect+0x359/0x500 [i915] [ 144.446901] [<ffffffffa00dc25b>] drm_helper_probe_single_connector_modes+0x1eb/0x380 [drm_kms_helper] [ 144.446918] [<ffffffffa011e617>] drm_mode_getconnector+0x417/0x480 [drm] [ 144.446923] [<ffffffff8108eb62>] ? __hrtimer_start_range_ns+0x1a2/0x3a0 [ 144.446936] [<ffffffffa010fc22>] drm_ioctl+0x502/0x630 [drm] [ 144.446942] [<ffffffff81077f42>] ? __set_task_blocked+0x32/0x70 [ 144.446948] [<ffffffff811d0e90>] do_vfs_ioctl+0x2e0/0x4c0 [ 144.446952] [<ffffffff811d10f1>] SyS_ioctl+0x81/0xa0 [ 144.446956] [<ffffffff817316ad>] system_call_fastpath+0x1a/0x1f [ 144.446958] ---[ end trace ccc7cdf9d70214e2 ]--- [ 402.128351] perf samples too long (2503 > 2500), lowering kernel.perf_event_max_sample_rate to 50000 ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-3.13.0-43-generic 3.13.0-43.72 ProcVersionSignature: Ubuntu 3.13.0-43.72-generic 3.13.11.11 Uname: Linux 3.13.0-43-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.6 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: gurvinder 2023 F.... pulseaudio gurvinder 3161 F.... pulseaudio CurrentDesktop: Unity Date: Fri Jan 2 01:27:54 2015 HibernationDevice: RESUME=UUID=398088de-7b7e-4d91-adb0-4d5b4cb8d963 InstallationDate: Installed on 2014-11-22 (40 days ago) InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) MachineType: Dell Inc. Inspiron 1525 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-43-generic root=UUID=6dc40c4b-5124-4216-a79f-44b870f54651 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.13.0-43-generic N/A linux-backports-modules-3.13.0-43-generic N/A linux-firmware 1.127.10 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 10/27/2009 dmi.bios.vendor: Dell Inc. dmi.bios.version: A17 dmi.board.name: 0WP007 dmi.board.vendor: Dell Inc. dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA17:bd10/27/2009:svnDellInc.:pnInspiron1525:pvr:rvnDellInc.:rn0WP007:rvr:cvnDellInc.:ct8:cvr: dmi.product.name: Inspiron 1525 dmi.sys.vendor: Dell Inc. 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