[ 713.681324] usb 3-3: USB disconnect, device number 2 [ 713.681327] usb 3-3.1: USB disconnect, device number 3 [ 713.728899] usb 3-3.2: USB disconnect, device number 4 [ 713.730097] usb 3-3.3: USB disconnect, device number 5 [ 713.781949] usb 3-3.4: USB disconnect, device number 6 [ 713.781955] usb 3-3.4.3: USB disconnect, device number 7 [ 713.812939] cm109 3-3.4.3:1.3: cm109_toggle_buzzer_sync: usb_control_msg() failed -19 [ 714.177332] ------------[ cut here ]------------ [ 714.177360] WARNING: CPU: 0 PID: 1431 at /build/buildd/linux-3.13.0/drivers/gpu/drm/i915/intel_display.c:9237 intel_modeset_check_state+0x62d/0x780 [i915]() [ 714.177362] encoder's hw state doesn't match sw tracking (expected 1, found 0) [ 714.177363] Modules linked in: ctr ccm bnep rfcomm nfsd binfmt_misc auth_rpcgss nfs_acl nfs lockd sunrpc fscache intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm joydev snd_usb_audio snd_usbmidi_lib snd_hda_codec_hdmi arc4 serio_raw thinkpad_acpi snd_seq_midi nvram iwldvm snd_seq_midi_event mac80211 snd_seq snd_hda_codec_realtek snd_rawmidi cm109 uvcvideo btusb bluetooth wacom iwlwifi snd_hda_intel videobuf2_vmalloc snd_hda_codec videobuf2_memops videobuf2_core videodev snd_hwdep cfg80211 lpc_ich snd_pcm snd_page_alloc snd_seq_device snd_timer snd soundcore mac_hid mei_me mei nls_iso8859_1 parport_pc ppdev lp parport dm_crypt hid_logitech_dj hid_generic usbhid hid crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd sdhci_pci sdhci i915 psmouse ahci libahci e1000e i2c_algo_bit drm_kms_helper ptp video pps_core drm wmi [ 714.177398] CPU: 0 PID: 1431 Comm: Xorg Not tainted 3.13.0-37-generic #64-Ubuntu [ 714.177399] Hardware name: LENOVO 3437B52/3437B52, BIOS GCETA0WW (2.60 ) 09/12/2014 [ 714.177400] 0000000000000009 ffff88020fdebb68 ffffffff8171ed09 ffff88020fdebbb0 [ 714.177402] ffff88020fdebba0 ffffffff8106773d ffff88020fdebc20 0000000000000001 [ 714.177404] ffff880212634000 ffff8802126342f8 ffff88021271f000 ffff88020fdebc00 [ 714.177406] Call Trace: [ 714.177411] [] dump_stack+0x45/0x56 [ 714.177414] [] warn_slowpath_common+0x7d/0xa0 [ 714.177415] [] warn_slowpath_fmt+0x4c/0x50 [ 714.177430] [] intel_modeset_check_state+0x62d/0x780 [i915] [ 714.177443] [] intel_set_mode+0x25/0x30 [i915] [ 714.177454] [] intel_crtc_set_config+0x7ab/0x9a0 [i915] [ 714.177467] [] drm_mode_set_config_internal+0x5d/0xe0 [drm] [ 714.177477] [] drm_mode_setcrtc+0xf7/0x5e0 [drm] [ 714.177480] [] ? netlink_broadcast_filtered+0x129/0x3b0 [ 714.177488] [] drm_ioctl+0x502/0x630 [drm] [ 714.177493] [] ? dput+0x4c/0x180 [ 714.177496] [] do_vfs_ioctl+0x2e0/0x4c0 [ 714.177499] [] ? ____fput+0xe/0x10 [ 714.177502] [] ? task_work_run+0xac/0xe0 [ 714.177504] [] SyS_ioctl+0x81/0xa0 [ 714.177506] [] system_call_fastpath+0x1a/0x1f [ 714.177508] ---[ end trace a61a0523d5e41be4 ]--- [ 714.177519] [drm:intel_pipe_config_compare] *ERROR* mismatch in has_dp_encoder (expected 1, found 0) [ 714.177520] ------------[ cut here ]------------ [ 714.177531] WARNING: CPU: 0 PID: 1431 at /build/buildd/linux-3.13.0/drivers/gpu/drm/i915/intel_display.c:9310 check_crtc_state+0x255/0x340 [i915]() [ 714.177532] pipe state doesn't match! [ 714.177533] Modules linked in: ctr ccm bnep rfcomm nfsd binfmt_misc auth_rpcgss nfs_acl nfs lockd sunrpc fscache intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm joydev snd_usb_audio snd_usbmidi_lib snd_hda_codec_hdmi arc4 serio_raw thinkpad_acpi snd_seq_midi nvram iwldvm snd_seq_midi_event mac80211 snd_seq snd_hda_codec_realtek snd_rawmidi cm109 uvcvideo btusb bluetooth wacom iwlwifi snd_hda_intel videobuf2_vmalloc snd_hda_codec videobuf2_memops videobuf2_core videodev snd_hwdep cfg80211 lpc_ich snd_pcm snd_page_alloc snd_seq_device snd_timer snd soundcore mac_hid mei_me mei nls_iso8859_1 parport_pc ppdev lp parport dm_crypt hid_logitech_dj hid_generic usbhid hid crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd sdhci_pci sdhci i915 psmouse ahci libahci e1000e i2c_algo_bit drm_kms_helper ptp video pps_core drm wmi [ 714.177561] CPU: 0 PID: 1431 Comm: Xorg Tainted: G W 3.13.0-37-generic #64-Ubuntu [ 714.177562] Hardware name: LENOVO 3437B52/3437B52, BIOS GCETA0WW (2.60 ) 09/12/2014 [ 714.177562] 0000000000000009 ffff88020fdeb8a8 ffffffff8171ed09 ffff88020fdeb8f0 [ 714.177564] ffff88020fdeb8e0 ffffffff8106773d ffff8802125d36e0 ffff88020fdeb970 [ 714.177565] ffff880212634000 ffff8802125d3000 ffff880212634328 ffff88020fdeb940 [ 714.177567] Call Trace: [ 714.177569] [] dump_stack+0x45/0x56 [ 714.177571] [] warn_slowpath_common+0x7d/0xa0 [ 714.177572] [] warn_slowpath_fmt+0x4c/0x50 [ 714.177583] [] ? intel_pipe_config_compare+0x60b/0xae0 [i915] [ 714.177592] [] check_crtc_state+0x255/0x340 [i915] [ 714.177602] [] intel_modeset_check_state+0x2bb/0x780 [i915] [ 714.177611] [] intel_set_mode+0x25/0x30 [i915] [ 714.177619] [] intel_crtc_set_config+0x7ab/0x9a0 [i915] [ 714.177629] [] drm_mode_set_config_internal+0x5d/0xe0 [drm] [ 714.177637] [] drm_mode_setcrtc+0xf7/0x5e0 [drm] [ 714.177640] [] ? netlink_broadcast_filtered+0x129/0x3b0 [ 714.177647] [] drm_ioctl+0x502/0x630 [drm] [ 714.177651] [] ? dput+0x4c/0x180 [ 714.177653] [] do_vfs_ioctl+0x2e0/0x4c0 [ 714.177655] [] ? ____fput+0xe/0x10 [ 714.177658] [] ? task_work_run+0xac/0xe0 [ 714.177660] [] SyS_ioctl+0x81/0xa0 [ 714.177662] [] system_call_fastpath+0x1a/0x1f [ 714.177663] ---[ end trace a61a0523d5e41be5 ]--- [ 714.180793] ------------[ cut here ]------------ [ 714.180823] WARNING: CPU: 0 PID: 1431 at /build/buildd/linux-3.13.0/drivers/gpu/drm/i915/intel_dp.c:2758 intel_dp_link_down+0x1d2/0x210 [i915]() [ 714.180825] Modules linked in: ctr ccm bnep rfcomm nfsd binfmt_misc auth_rpcgss nfs_acl nfs lockd sunrpc fscache intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm joydev snd_usb_audio snd_usbmidi_lib snd_hda_codec_hdmi arc4 serio_raw thinkpad_acpi snd_seq_midi nvram iwldvm snd_seq_midi_event mac80211 snd_seq snd_hda_codec_realtek snd_rawmidi cm109 uvcvideo btusb bluetooth wacom iwlwifi snd_hda_intel videobuf2_vmalloc snd_hda_codec videobuf2_memops videobuf2_core videodev snd_hwdep cfg80211 lpc_ich snd_pcm snd_page_alloc snd_seq_device snd_timer snd soundcore mac_hid mei_me mei nls_iso8859_1 parport_pc ppdev lp parport dm_crypt hid_logitech_dj hid_generic usbhid hid crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd sdhci_pci sdhci i915 psmouse ahci libahci e1000e i2c_algo_bit drm_kms_helper ptp video pps_core drm wmi [ 714.180929] CPU: 0 PID: 1431 Comm: Xorg Tainted: G W 3.13.0-37-generic #64-Ubuntu [ 714.180931] Hardware name: LENOVO 3437B52/3437B52, BIOS GCETA0WW (2.60 ) 09/12/2014 [ 714.180933] 0000000000000009 ffff88020fdeba80 ffffffff8171ed09 0000000000000000 [ 714.180935] ffff88020fdebab8 ffffffff8106773d ffff88021271f0c8 ffff880212634000 [ 714.180937] ffff8802125d3000 0000000080180304 ffff88020ca14000 ffff88020fdebac8 [ 714.180939] Call Trace: [ 714.180944] [] dump_stack+0x45/0x56 [ 714.180947] [] warn_slowpath_common+0x7d/0xa0 [ 714.180950] [] warn_slowpath_null+0x1a/0x20 [ 714.180970] [] intel_dp_link_down+0x1d2/0x210 [i915] [ 714.180984] [] intel_disable_dp+0x70/0x80 [i915] [ 714.180995] [] ironlake_crtc_disable+0x1ae/0x940 [i915] [ 714.181005] [] __intel_set_mode+0x2c9/0x9d0 [i915] [ 714.181015] [] intel_set_mode+0x16/0x30 [i915] [ 714.181024] [] intel_crtc_set_config+0x7ab/0x9a0 [i915] [ 714.181044] [] drm_mode_set_config_internal+0x5d/0xe0 [drm] [ 714.181058] [] drm_mode_setcrtc+0xf7/0x5e0 [drm] [ 714.181065] [] drm_ioctl+0x502/0x630 [drm] [ 714.181073] [] ? __hrtimer_start_range_ns+0x1a2/0x3a0 [ 714.181076] [] do_vfs_ioctl+0x2e0/0x4c0 [ 714.181079] [] ? __sys_recvmsg+0x65/0x80 [ 714.181081] [] SyS_ioctl+0x81/0xa0 [ 714.181083] [] system_call_fastpath+0x1a/0x1f [ 714.181084] ---[ end trace a61a0523d5e41be6 ]--- [ 714.297390] thinkpad_acpi: EC reports that Thermal Table has changed [ 714.401105] thinkpad_acpi: undocked from hotplug port replicator [ 714.401263] ACPI: \_SB_.GDCK: undocking [ 717.753454] ata2: hard resetting link [ 718.081518] ata2: SATA link down (SStatus 0 SControl 300) [ 718.081528] ata2: limiting SATA link speed to 1.5 Gbps