[1854440.099026] ------------[ cut here ]------------ [1854440.099047] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1854440.099049] pipe state doesn't match! [1854440.099050] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1854440.099092] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1854440.099117] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1854440.099119] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1854440.099121] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1854440.099124] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1854440.099126] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1854440.099129] Call Trace: [1854440.099135] [] dump_stack+0x63/0x81 [1854440.099139] [] warn_slowpath_common+0x86/0xc0 [1854440.099142] [] warn_slowpath_fmt+0x55/0x70 [1854440.099164] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1854440.099187] [] check_crtc_state+0x2c5/0x440 [i915] [1854440.099212] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1854440.099236] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1854440.099251] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1854440.099266] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1854440.099277] [] drm_ioctl+0x125/0x610 [drm] [1854440.099291] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1854440.099295] [] do_vfs_ioctl+0x295/0x480 [1854440.099299] [] ? __set_task_blocked+0x41/0xa0 [1854440.099302] [] SyS_ioctl+0x79/0x90 [1854440.099304] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1854440.099307] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1854440.099310] ---[ end trace 43ab9b83b155e471 ]--- [1854604.940163] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1854604.940169] ------------[ cut here ]------------ [1854604.940202] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1854604.940205] pipe state doesn't match! [1854604.940206] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1854604.940272] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1854604.940312] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1854604.940315] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1854604.940318] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1854604.940322] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1854604.940327] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1854604.940331] Call Trace: [1854604.940339] [] dump_stack+0x63/0x81 [1854604.940346] [] warn_slowpath_common+0x86/0xc0 [1854604.940350] [] warn_slowpath_fmt+0x55/0x70 [1854604.940382] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1854604.940411] [] check_crtc_state+0x2c5/0x440 [i915] [1854604.940445] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1854604.940475] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1854604.940502] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1854604.940524] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1854604.940542] [] drm_ioctl+0x125/0x610 [drm] [1854604.940562] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1854604.940568] [] ? hrtimer_start_range_ns+0x1cd/0x3d0 [1854604.940573] [] do_vfs_ioctl+0x295/0x480 [1854604.940579] [] ? __set_task_blocked+0x41/0xa0 [1854604.940583] [] SyS_ioctl+0x79/0x90 [1854604.940587] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1854604.940592] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1854604.940595] ---[ end trace 43ab9b83b155e472 ]--- [1854739.783928] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1854739.783933] ------------[ cut here ]------------ [1854739.783956] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1854739.783957] pipe state doesn't match! [1854739.783958] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1854739.783999] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1854739.784025] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1854739.784026] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1854739.784028] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1854739.784031] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1854739.784034] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1854739.784036] Call Trace: [1854739.784043] [] dump_stack+0x63/0x81 [1854739.784048] [] warn_slowpath_common+0x86/0xc0 [1854739.784051] [] warn_slowpath_fmt+0x55/0x70 [1854739.784072] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1854739.784091] [] check_crtc_state+0x2c5/0x440 [i915] [1854739.784115] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1854739.784135] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1854739.784154] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1854739.784169] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1854739.784180] [] drm_ioctl+0x125/0x610 [drm] [1854739.784194] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1854739.784198] [] do_vfs_ioctl+0x295/0x480 [1854739.784202] [] ? __set_task_blocked+0x41/0xa0 [1854739.784205] [] SyS_ioctl+0x79/0x90 [1854739.784207] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1854739.784210] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1854739.784212] ---[ end trace 43ab9b83b155e473 ]--- [1854874.647701] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1854874.647706] ------------[ cut here ]------------ [1854874.647727] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1854874.647729] pipe state doesn't match! [1854874.647730] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1854874.647771] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1854874.647797] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1854874.647799] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1854874.647800] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1854874.647803] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1854874.647806] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1854874.647809] Call Trace: [1854874.647815] [] dump_stack+0x63/0x81 [1854874.647819] [] warn_slowpath_common+0x86/0xc0 [1854874.647822] [] warn_slowpath_fmt+0x55/0x70 [1854874.647842] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1854874.647859] [] check_crtc_state+0x2c5/0x440 [i915] [1854874.647882] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1854874.647901] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1854874.647917] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1854874.647931] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1854874.647942] [] drm_ioctl+0x125/0x610 [drm] [1854874.647954] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1854874.647958] [] do_vfs_ioctl+0x295/0x480 [1854874.647962] [] ? __set_task_blocked+0x41/0xa0 [1854874.647964] [] SyS_ioctl+0x79/0x90 [1854874.647967] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1854874.647969] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1854874.647971] ---[ end trace 43ab9b83b155e474 ]--- [1856373.207760] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1856373.207764] ------------[ cut here ]------------ [1856373.207786] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1856373.207787] pipe state doesn't match! [1856373.207789] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1856373.207830] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1856373.207856] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1856373.207858] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1856373.207859] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1856373.207862] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1856373.207865] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1856373.207868] Call Trace: [1856373.207873] [] dump_stack+0x63/0x81 [1856373.207878] [] warn_slowpath_common+0x86/0xc0 [1856373.207881] [] warn_slowpath_fmt+0x55/0x70 [1856373.207901] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1856373.207918] [] check_crtc_state+0x2c5/0x440 [i915] [1856373.207940] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1856373.207960] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1856373.207976] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1856373.207990] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1856373.208001] [] drm_ioctl+0x125/0x610 [drm] [1856373.208013] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1856373.208017] [] ? hrtimer_start_range_ns+0x1cd/0x3d0 [1856373.208020] [] do_vfs_ioctl+0x295/0x480 [1856373.208024] [] ? __set_task_blocked+0x41/0xa0 [1856373.208027] [] SyS_ioctl+0x79/0x90 [1856373.208029] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1856373.208031] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1856373.208033] ---[ end trace 43ab9b83b155e475 ]--- [1857017.769251] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1857017.769255] ------------[ cut here ]------------ [1857017.769278] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1857017.769279] pipe state doesn't match! [1857017.769280] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1857017.769322] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1857017.769347] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1857017.769349] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1857017.769351] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1857017.769354] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1857017.769356] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1857017.769359] Call Trace: [1857017.769365] [] dump_stack+0x63/0x81 [1857017.769369] [] warn_slowpath_common+0x86/0xc0 [1857017.769372] [] warn_slowpath_fmt+0x55/0x70 [1857017.769392] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1857017.769410] [] check_crtc_state+0x2c5/0x440 [i915] [1857017.769432] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1857017.769452] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1857017.769467] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1857017.769482] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1857017.769492] [] drm_ioctl+0x125/0x610 [drm] [1857017.769507] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1857017.769511] [] ? hrtimer_start_range_ns+0x1cd/0x3d0 [1857017.769515] [] do_vfs_ioctl+0x295/0x480 [1857017.769518] [] ? __set_task_blocked+0x41/0xa0 [1857017.769521] [] SyS_ioctl+0x79/0x90 [1857017.769524] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1857017.769527] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1857017.769529] ---[ end trace 43ab9b83b155e476 ]--- [1857152.649013] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1857152.649019] ------------[ cut here ]------------ [1857152.649052] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1857152.649054] pipe state doesn't match! [1857152.649056] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1857152.649120] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1857152.649160] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1857152.649163] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1857152.649166] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1857152.649171] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1857152.649175] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1857152.649179] Call Trace: [1857152.649187] [] dump_stack+0x63/0x81 [1857152.649194] [] warn_slowpath_common+0x86/0xc0 [1857152.649198] [] warn_slowpath_fmt+0x55/0x70 [1857152.649230] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1857152.649258] [] check_crtc_state+0x2c5/0x440 [i915] [1857152.649293] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1857152.649323] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1857152.649348] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1857152.649370] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1857152.649388] [] drm_ioctl+0x125/0x610 [drm] [1857152.649407] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1857152.649413] [] do_vfs_ioctl+0x295/0x480 [1857152.649418] [] ? __set_task_blocked+0x41/0xa0 [1857152.649423] [] SyS_ioctl+0x79/0x90 [1857152.649427] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1857152.649431] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1857152.649434] ---[ end trace 43ab9b83b155e477 ]--- [1857182.606278] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1857182.606282] ------------[ cut here ]------------ [1857182.606304] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1857182.606306] pipe state doesn't match! [1857182.606307] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1857182.606348] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1857182.606374] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1857182.606376] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1857182.606378] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1857182.606381] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1857182.606383] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1857182.606386] Call Trace: [1857182.606392] [] dump_stack+0x63/0x81 [1857182.606396] [] warn_slowpath_common+0x86/0xc0 [1857182.606399] [] warn_slowpath_fmt+0x55/0x70 [1857182.606419] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1857182.606438] [] check_crtc_state+0x2c5/0x440 [i915] [1857182.606460] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1857182.606479] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1857182.606501] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1857182.606520] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1857182.606536] [] drm_ioctl+0x125/0x610 [drm] [1857182.606554] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1857182.606559] [] ? hrtimer_start_range_ns+0x1cd/0x3d0 [1857182.606564] [] do_vfs_ioctl+0x295/0x480 [1857182.606569] [] ? __set_task_blocked+0x41/0xa0 [1857182.606573] [] SyS_ioctl+0x79/0x90 [1857182.606577] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1857182.606581] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1857182.606589] ---[ end trace 43ab9b83b155e478 ]--- [1857587.165849] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1857587.165853] ------------[ cut here ]------------ [1857587.165877] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1857587.165879] pipe state doesn't match! [1857587.165880] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1857587.165924] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1857587.165950] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1857587.165952] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1857587.165954] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1857587.165957] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1857587.165960] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1857587.165963] Call Trace: [1857587.165969] [] dump_stack+0x63/0x81 [1857587.165974] [] warn_slowpath_common+0x86/0xc0 [1857587.165977] [] warn_slowpath_fmt+0x55/0x70 [1857587.166001] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1857587.166024] [] check_crtc_state+0x2c5/0x440 [i915] [1857587.166049] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1857587.166072] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1857587.166088] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1857587.166102] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1857587.166113] [] drm_ioctl+0x125/0x610 [drm] [1857587.166127] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1857587.166131] [] ? hrtimer_start_range_ns+0x1cd/0x3d0 [1857587.166135] [] do_vfs_ioctl+0x295/0x480 [1857587.166139] [] ? __set_task_blocked+0x41/0xa0 [1857587.166142] [] SyS_ioctl+0x79/0x90 [1857587.166144] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1857587.166147] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1857587.166149] ---[ end trace 43ab9b83b155e479 ]--- [1857782.008431] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1857782.008438] ------------[ cut here ]------------ [1857782.008471] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1857782.008473] pipe state doesn't match! [1857782.008475] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1857782.008541] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1857782.008581] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1857782.008584] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1857782.008587] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1857782.008592] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1857782.008596] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1857782.008601] Call Trace: [1857782.008609] [] dump_stack+0x63/0x81 [1857782.008615] [] warn_slowpath_common+0x86/0xc0 [1857782.008619] [] warn_slowpath_fmt+0x55/0x70 [1857782.008642] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1857782.008661] [] check_crtc_state+0x2c5/0x440 [i915] [1857782.008683] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1857782.008702] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1857782.008719] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1857782.008733] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1857782.008743] [] drm_ioctl+0x125/0x610 [drm] [1857782.008756] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1857782.008760] [] do_vfs_ioctl+0x295/0x480 [1857782.008764] [] ? __set_task_blocked+0x41/0xa0 [1857782.008766] [] SyS_ioctl+0x79/0x90 [1857782.008769] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1857782.008771] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1857782.008773] ---[ end trace 43ab9b83b155e47a ]--- [1858216.569561] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1858216.569566] ------------[ cut here ]------------ [1858216.569588] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1858216.569589] pipe state doesn't match! [1858216.569591] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1858216.569634] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1858216.569659] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1858216.569661] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1858216.569663] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1858216.569666] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1858216.569668] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1858216.569671] Call Trace: [1858216.569677] [] dump_stack+0x63/0x81 [1858216.569681] [] warn_slowpath_common+0x86/0xc0 [1858216.569684] [] warn_slowpath_fmt+0x55/0x70 [1858216.569705] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1858216.569722] [] check_crtc_state+0x2c5/0x440 [i915] [1858216.569744] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1858216.569764] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1858216.569780] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1858216.569794] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1858216.569804] [] drm_ioctl+0x125/0x610 [drm] [1858216.569816] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1858216.569820] [] ? hrtimer_start_range_ns+0x1cd/0x3d0 [1858216.569824] [] do_vfs_ioctl+0x295/0x480 [1858216.569827] [] ? __set_task_blocked+0x41/0xa0 [1858216.569830] [] SyS_ioctl+0x79/0x90 [1858216.569832] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1858216.569835] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1858216.569837] ---[ end trace 43ab9b83b155e47b ]--- [1858621.217315] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1858621.217319] ------------[ cut here ]------------ [1858621.217341] WARNING: CPU: 1 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1858621.217342] pipe state doesn't match! [1858621.217344] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1858621.217386] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1858621.217412] CPU: 1 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1858621.217413] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1858621.217415] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1858621.217418] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1858621.217421] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1858621.217424] Call Trace: [1858621.217430] [] dump_stack+0x63/0x81 [1858621.217434] [] warn_slowpath_common+0x86/0xc0 [1858621.217437] [] warn_slowpath_fmt+0x55/0x70 [1858621.217457] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1858621.217475] [] check_crtc_state+0x2c5/0x440 [i915] [1858621.217497] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1858621.217516] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1858621.217533] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1858621.217547] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1858621.217557] [] drm_ioctl+0x125/0x610 [drm] [1858621.217570] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1858621.217574] [] do_vfs_ioctl+0x295/0x480 [1858621.217578] [] ? __set_task_blocked+0x41/0xa0 [1858621.217580] [] SyS_ioctl+0x79/0x90 [1858621.217583] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1858621.217585] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1858621.217588] ---[ end trace 43ab9b83b155e47c ]--- [1858756.061245] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1858756.061250] ------------[ cut here ]------------ [1858756.061272] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1858756.061274] pipe state doesn't match! [1858756.061275] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1858756.061317] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1858756.061352] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1858756.061355] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1858756.061357] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1858756.061362] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1858756.061366] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1858756.061370] Call Trace: [1858756.061377] [] dump_stack+0x63/0x81 [1858756.061382] [] warn_slowpath_common+0x86/0xc0 [1858756.061385] [] warn_slowpath_fmt+0x55/0x70 [1858756.061413] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1858756.061444] [] check_crtc_state+0x2c5/0x440 [i915] [1858756.061479] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1858756.061505] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1858756.061524] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1858756.061540] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1858756.061550] [] drm_ioctl+0x125/0x610 [drm] [1858756.061563] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1858756.061567] [] do_vfs_ioctl+0x295/0x480 [1858756.061571] [] ? __set_task_blocked+0x41/0xa0 [1858756.061573] [] SyS_ioctl+0x79/0x90 [1858756.061576] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1858756.061578] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1858756.061581] ---[ end trace 43ab9b83b155e47d ]--- [1859025.745138] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1859025.745142] ------------[ cut here ]------------ [1859025.745165] WARNING: CPU: 2 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1859025.745167] pipe state doesn't match! [1859025.745168] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1859025.745210] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1859025.745235] CPU: 2 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1859025.745237] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1859025.745239] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1859025.745242] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1859025.745245] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1859025.745247] Call Trace: [1859025.745254] [] dump_stack+0x63/0x81 [1859025.745259] [] warn_slowpath_common+0x86/0xc0 [1859025.745262] [] warn_slowpath_fmt+0x55/0x70 [1859025.745283] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1859025.745302] [] check_crtc_state+0x2c5/0x440 [i915] [1859025.745327] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1859025.745351] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1859025.745369] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1859025.745385] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1859025.745397] [] drm_ioctl+0x125/0x610 [drm] [1859025.745412] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1859025.745416] [] do_vfs_ioctl+0x295/0x480 [1859025.745420] [] ? __set_task_blocked+0x41/0xa0 [1859025.745423] [] SyS_ioctl+0x79/0x90 [1859025.745426] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1859025.745429] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1859025.745431] ---[ end trace 43ab9b83b155e47e ]--- [1859190.582325] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1859190.582329] ------------[ cut here ]------------ [1859190.582350] WARNING: CPU: 1 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1859190.582352] pipe state doesn't match! [1859190.582353] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1859190.582395] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1859190.582420] CPU: 1 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1859190.582422] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1859190.582424] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1859190.582427] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1859190.582429] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1859190.582432] Call Trace: [1859190.582438] [] dump_stack+0x63/0x81 [1859190.582442] [] warn_slowpath_common+0x86/0xc0 [1859190.582445] [] warn_slowpath_fmt+0x55/0x70 [1859190.582465] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1859190.582482] [] check_crtc_state+0x2c5/0x440 [i915] [1859190.582504] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1859190.582524] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1859190.582540] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1859190.582554] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1859190.582564] [] drm_ioctl+0x125/0x610 [drm] [1859190.582577] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1859190.582581] [] do_vfs_ioctl+0x295/0x480 [1859190.582584] [] ? __set_task_blocked+0x41/0xa0 [1859190.582587] [] SyS_ioctl+0x79/0x90 [1859190.582589] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1859190.582592] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1859190.582594] ---[ end trace 43ab9b83b155e47f ]--- [1859325.462257] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1859325.462264] ------------[ cut here ]------------ [1859325.462298] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1859325.462301] pipe state doesn't match! [1859325.462303] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1859325.462367] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1859325.462406] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1859325.462409] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1859325.462412] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1859325.462417] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1859325.462422] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1859325.462426] Call Trace: [1859325.462435] [] dump_stack+0x63/0x81 [1859325.462442] [] warn_slowpath_common+0x86/0xc0 [1859325.462446] [] warn_slowpath_fmt+0x55/0x70 [1859325.462480] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1859325.462509] [] check_crtc_state+0x2c5/0x440 [i915] [1859325.462544] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1859325.462575] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1859325.462601] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1859325.462623] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1859325.462640] [] drm_ioctl+0x125/0x610 [drm] [1859325.462660] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1859325.462666] [] ? hrtimer_start_range_ns+0x1cd/0x3d0 [1859325.462672] [] do_vfs_ioctl+0x295/0x480 [1859325.462677] [] ? __set_task_blocked+0x41/0xa0 [1859325.462681] [] SyS_ioctl+0x79/0x90 [1859325.462685] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1859325.462690] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1859325.462700] ---[ end trace 43ab9b83b155e480 ]--- [1860494.337102] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1860494.337106] ------------[ cut here ]------------ [1860494.337128] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1860494.337129] pipe state doesn't match! [1860494.337130] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1860494.337171] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1860494.337197] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1860494.337199] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1860494.337201] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1860494.337204] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1860494.337206] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1860494.337209] Call Trace: [1860494.337215] [] dump_stack+0x63/0x81 [1860494.337219] [] warn_slowpath_common+0x86/0xc0 [1860494.337222] [] warn_slowpath_fmt+0x55/0x70 [1860494.337243] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1860494.337260] [] check_crtc_state+0x2c5/0x440 [i915] [1860494.337282] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1860494.337302] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1860494.337317] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1860494.337331] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1860494.337342] [] drm_ioctl+0x125/0x610 [drm] [1860494.337355] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1860494.337359] [] do_vfs_ioctl+0x295/0x480 [1860494.337362] [] ? __set_task_blocked+0x41/0xa0 [1860494.337365] [] SyS_ioctl+0x79/0x90 [1860494.337367] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1860494.337370] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1860494.337372] ---[ end trace 43ab9b83b155e481 ]--- [1860898.904641] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1860898.904645] ------------[ cut here ]------------ [1860898.904667] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1860898.904669] pipe state doesn't match! [1860898.904670] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1860898.904711] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1860898.904737] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1860898.904738] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1860898.904740] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1860898.904743] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1860898.904746] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1860898.904748] Call Trace: [1860898.904754] [] dump_stack+0x63/0x81 [1860898.904759] [] warn_slowpath_common+0x86/0xc0 [1860898.904762] [] warn_slowpath_fmt+0x55/0x70 [1860898.904781] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1860898.904799] [] check_crtc_state+0x2c5/0x440 [i915] [1860898.904821] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1860898.904841] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1860898.904857] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1860898.904870] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1860898.904881] [] drm_ioctl+0x125/0x610 [drm] [1860898.904893] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1860898.904897] [] ? hrtimer_start_range_ns+0x1cd/0x3d0 [1860898.904901] [] do_vfs_ioctl+0x295/0x480 [1860898.904904] [] ? __set_task_blocked+0x41/0xa0 [1860898.904907] [] SyS_ioctl+0x79/0x90 [1860898.904909] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1860898.904912] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1860898.904914] ---[ end trace 43ab9b83b155e482 ]--- [1861033.744497] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1861033.744501] ------------[ cut here ]------------ [1861033.744524] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1861033.744525] pipe state doesn't match! [1861033.744527] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1861033.744570] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1861033.744596] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1861033.744598] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1861033.744600] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1861033.744603] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1861033.744606] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1861033.744609] Call Trace: [1861033.744615] [] dump_stack+0x63/0x81 [1861033.744620] [] warn_slowpath_common+0x86/0xc0 [1861033.744623] [] warn_slowpath_fmt+0x55/0x70 [1861033.744647] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1861033.744670] [] check_crtc_state+0x2c5/0x440 [i915] [1861033.744695] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1861033.744718] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1861033.744734] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1861033.744749] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1861033.744759] [] drm_ioctl+0x125/0x610 [drm] [1861033.744774] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1861033.744778] [] do_vfs_ioctl+0x295/0x480 [1861033.744782] [] ? __set_task_blocked+0x41/0xa0 [1861033.744785] [] SyS_ioctl+0x79/0x90 [1861033.744787] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1861033.744790] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1861033.744792] ---[ end trace 43ab9b83b155e483 ]--- [1861498.282682] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1861498.282688] ------------[ cut here ]------------ [1861498.282722] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1861498.282725] pipe state doesn't match! [1861498.282726] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1861498.282791] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1861498.282831] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1861498.282834] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1861498.282837] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1861498.282842] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1861498.282846] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1861498.282851] Call Trace: [1861498.282859] [] dump_stack+0x63/0x81 [1861498.282866] [] warn_slowpath_common+0x86/0xc0 [1861498.282870] [] warn_slowpath_fmt+0x55/0x70 [1861498.282902] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1861498.282930] [] check_crtc_state+0x2c5/0x440 [i915] [1861498.282964] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1861498.282993] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1861498.283019] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1861498.283040] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1861498.283058] [] drm_ioctl+0x125/0x610 [drm] [1861498.283078] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1861498.283084] [] do_vfs_ioctl+0x295/0x480 [1861498.283089] [] ? __set_task_blocked+0x41/0xa0 [1861498.283093] [] SyS_ioctl+0x79/0x90 [1861498.283097] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1861498.283101] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1861498.283104] ---[ end trace 43ab9b83b155e484 ]--- [1861663.115794] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1861663.115798] ------------[ cut here ]------------ [1861663.115820] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1861663.115822] pipe state doesn't match! [1861663.115823] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1861663.115864] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1861663.115889] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1861663.115891] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1861663.115893] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1861663.115896] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1861663.115898] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1861663.115901] Call Trace: [1861663.115907] [] dump_stack+0x63/0x81 [1861663.115912] [] warn_slowpath_common+0x86/0xc0 [1861663.115915] [] warn_slowpath_fmt+0x55/0x70 [1861663.115934] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1861663.115952] [] check_crtc_state+0x2c5/0x440 [i915] [1861663.115974] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1861663.115994] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1861663.116010] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1861663.116024] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1861663.116035] [] drm_ioctl+0x125/0x610 [drm] [1861663.116047] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1861663.116051] [] do_vfs_ioctl+0x295/0x480 [1861663.116055] [] ? __set_task_blocked+0x41/0xa0 [1861663.116057] [] SyS_ioctl+0x79/0x90 [1861663.116060] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1861663.116062] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1861663.116064] ---[ end trace 43ab9b83b155e485 ]--- [1861768.058286] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1861768.058290] ------------[ cut here ]------------ [1861768.058312] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1861768.058313] pipe state doesn't match! [1861768.058315] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1861768.058356] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1861768.058381] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1861768.058383] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1861768.058385] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1861768.058388] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1861768.058391] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1861768.058394] Call Trace: [1861768.058399] [] dump_stack+0x63/0x81 [1861768.058404] [] warn_slowpath_common+0x86/0xc0 [1861768.058407] [] warn_slowpath_fmt+0x55/0x70 [1861768.058427] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1861768.058444] [] check_crtc_state+0x2c5/0x440 [i915] [1861768.058467] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1861768.058496] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1861768.058514] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1861768.058528] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1861768.058539] [] drm_ioctl+0x125/0x610 [drm] [1861768.058552] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1861768.058556] [] do_vfs_ioctl+0x295/0x480 [1861768.058559] [] ? __set_task_blocked+0x41/0xa0 [1861768.058562] [] SyS_ioctl+0x79/0x90 [1861768.058564] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1861768.058567] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1861768.058569] ---[ end trace 43ab9b83b155e486 ]--- [1861797.975600] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1861797.975606] ------------[ cut here ]------------ [1861797.975640] WARNING: CPU: 3 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1861797.975643] pipe state doesn't match! [1861797.975645] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1861797.975708] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1861797.975748] CPU: 3 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1861797.975751] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1861797.975754] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1861797.975759] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1861797.975764] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1861797.975768] Call Trace: [1861797.975776] [] dump_stack+0x63/0x81 [1861797.975783] [] warn_slowpath_common+0x86/0xc0 [1861797.975787] [] warn_slowpath_fmt+0x55/0x70 [1861797.975821] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1861797.975851] [] check_crtc_state+0x2c5/0x440 [i915] [1861797.975886] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1861797.975918] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1861797.975942] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1861797.975964] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1861797.975982] [] drm_ioctl+0x125/0x610 [drm] [1861797.976002] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1861797.976008] [] ? hrtimer_start_range_ns+0x1cd/0x3d0 [1861797.976013] [] do_vfs_ioctl+0x295/0x480 [1861797.976019] [] ? __set_task_blocked+0x41/0xa0 [1861797.976024] [] SyS_ioctl+0x79/0x90 [1861797.976027] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1861797.976032] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1861797.976036] ---[ end trace 43ab9b83b155e487 ]--- [1862067.683218] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1862067.683223] ------------[ cut here ]------------ [1862067.683244] WARNING: CPU: 0 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1862067.683246] pipe state doesn't match! [1862067.683247] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1862067.683289] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1862067.683314] CPU: 0 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1862067.683316] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1862067.683318] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1862067.683321] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1862067.683324] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1862067.683326] Call Trace: [1862067.683332] [] dump_stack+0x63/0x81 [1862067.683337] [] warn_slowpath_common+0x86/0xc0 [1862067.683340] [] warn_slowpath_fmt+0x55/0x70 [1862067.683360] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1862067.683378] [] check_crtc_state+0x2c5/0x440 [i915] [1862067.683400] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1862067.683421] [] intel_crtc_set_config+0x4c7/0x580 [i915] [1862067.683438] [] drm_mode_set_config_internal+0x66/0x100 [drm] [1862067.683452] [] drm_mode_setcrtc+0x3e9/0x500 [drm] [1862067.683463] [] drm_ioctl+0x125/0x610 [drm] [1862067.683478] [] ? drm_mode_setplane+0x1b0/0x1b0 [drm] [1862067.683482] [] ? hrtimer_start_range_ns+0x1cd/0x3d0 [1862067.683485] [] do_vfs_ioctl+0x295/0x480 [1862067.683489] [] ? __set_task_blocked+0x41/0xa0 [1862067.683492] [] SyS_ioctl+0x79/0x90 [1862067.683495] [] ? SyS_rt_sigprocmask+0x8e/0xc0 [1862067.683498] [] entry_SYSCALL_64_fastpath+0x16/0x75 [1862067.683500] ---[ end trace 43ab9b83b155e488 ]--- [1862232.524298] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0) [1862232.524304] ------------[ cut here ]------------ [1862232.524339] WARNING: CPU: 1 PID: 1529 at /build/linux-HVWSXI/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12340 check_crtc_state+0x2c5/0x440 [i915]() [1862232.524341] pipe state doesn't match! [1862232.524343] Modules linked in: rfcomm ctr ccm binfmt_misc bnep nls_iso8859_1 drbg ansi_cprng dm_crypt intel_rapl arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel uvcvideo iwlmvm dell_led kvm snd_soc_rt5640 snd_soc_rl6231 snd_hda_codec_realtek snd_hda_codec_generic mac80211 snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_soc_core snd_hda_intel snd_hda_codec snd_hda_core crct10dif_pclmul snd_compress crc32_pclmul dell_wmi ac97_bus sparse_keymap snd_hwdep videobuf2_core snd_pcm_dmaengine v4l2_common snd_pcm snd_seq_midi aesni_intel iwlwifi snd_seq_midi_event aes_x86_64 videodev hid_multitouch media dell_laptop lrw dcdbas snd_rawmidi gf128mul snd_seq btusb glue_helper dell_smm_hwmon btrtl btbcm snd_seq_device snd_timer rtsx_pci_ms btintel ablk_helper cfg80211 bluetooth cryptd memstick [1862232.524406] snd joydev input_leds serio_raw 8250_dw shpchp dw_dmac dw_dmac_core mei_me soundcore mei snd_soc_sst_acpi i2c_designware_platform i2c_designware_core lpc_ich spi_pxa2xx_platform mac_hid dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci r8169 libahci rtsx_pci drm mii wmi sdhci_acpi sdhci video i2c_hid hid [1862232.524446] CPU: 1 PID: 1529 Comm: Xorg Tainted: G W I 4.2.0-35-generic #40-Ubuntu [1862232.524449] Hardware name: Dell Inc. Dell System Inspiron 15 7000 Series 7537/05FYVW, BIOS A01 07/24/2013 [1862232.524452] 0000000000000286 00000000d0eb5374 ffff880231c8f7c8 ffffffff817f1d7e [1862232.524457] ffff880231c8f820 ffffffffc0265b00 ffff880231c8f808 ffffffff8107cb46 [1862232.524461] ffff880231c8f848 ffff880231c8f8b0 ffff880235476800 0000000000000001 [1862232.524466] Call Trace: [1862232.524474] [] dump_stack+0x63/0x81 [1862232.524480] [] warn_slowpath_common+0x86/0xc0 [1862232.524485] [] warn_slowpath_fmt+0x55/0x70 [1862232.524518] [] ? intel_pipe_config_compare+0xb31/0xc60 [i915] [1862232.524548] [] check_crtc_state+0x2c5/0x440 [i915] [1862232.524582] [] intel_modeset_check_state+0x21d/0x6d0 [i915] [1862232.524614] [