System crash Ubuntu 14.04 detected hard LOCKUP

Jun 15 22:33:39 shotalinux keel: [ 7904.858877] ------------[ cut here ]------------
Jun 15 22:33:39 shotalinux keel: [ 7904.858887] WARNING: CPU: 4 PID: 0 at /build/linux-lts-wily-an0LDU/linux-lts-wily-4.2.0/keel/watchdog.c:311 watchdog_overflow_callback+0x8b/0xb0()
Jun 15 22:33:39 shotalinux keel: [ 7904.858889] Watchdog detected hard LOCKUP on cpu 4
Jun 15 22:33:39 shotalinux keel: [ 7904.858890] Modules linked in: rfcomm bnep bluetooth nvidia_modeset(POE) snd_hda_codec_hdmi nvidia(POE) snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep gspca_zc3xx gspca_main kvm_intel videodev media kvm snd_pcm parport_pc snd_seq_midi snd_seq_midi_event drm snd_rawmidi snd_seq snd_seq_device snd_timer ppdev snd f71882fg soundcore coretemp gpio_ich input_leds i7core_edac shpchp serio_raw lp i5500_temp edac_core mac_hid lpc_ich parport pata_acpi uas usb_storage hid_generic usbhid hid e1000e firewire_ohci ahci firewire_core ptp libahci crc_itu_t pata_jmicron pps_core
Jun 15 22:33:39 shotalinux keel: [ 7904.858928] CPU: 4 PID: 0 Comm: swapper/4 Tainted: P OE 4.2.0-38-generic #45~14.04.1-Ubuntu
Jun 15 22:33:39 shotalinux keel: [ 7904.858930] Hardware name: HP-Pavilion NJ062AA-ABA m9650f/TRUCKEE, BIOS 5.28 04/09/2010
Jun 15 22:33:39 shotalinux keel: [ 7904.858932] 0000000000000000 ffff8801a9305b00 ffffffff817bb69b ffff8801a9305b50
Jun 15 22:33:39 shotalinux keel: [ 7904.858935] ffffffff81aa31b0 ffff8801a9305b40 ffffffff8107992a 0000000000000000
Jun 15 22:33:39 shotalinux keel: [ 7904.858938] ffff8801a79a0000 0000000000000000 0000000000000000 ffff8801a9305c40
Jun 15 22:33:39 shotalinux keel: [ 7904.858940] Call Trace:
Jun 15 22:33:39 shotalinux keel: [ 7904.858942] [] dump_stack+0x63/0x81
Jun 15 22:33:39 shotalinux keel: [ 7904.858950] [] wa_slowpath_common+0x8a/0xc0
Jun 15 22:33:39 shotalinux keel: [ 7904.858953] [] wa_slowpath_fmt+0x46/0x50
Jun 15 22:33:39 shotalinux keel: [ 7904.858956] [] watchdog_overflow_callback+0x8b/0xb0
Jun 15 22:33:39 shotalinux keel: [ 7904.858959] [] __perf_event_overflow+0x8c/0x1c0
Jun 15 22:33:39 shotalinux keel: [ 7904.858961] [] perf_event_overflow+0x14/0x20
Jun 15 22:33:39 shotalinux keel: [ 7904.858965] [] intel_pmu_handle_irq+0x1ce/0x450
Jun 15 22:33:39 shotalinux keel: [ 7904.858969] [] perf_event_nmi_handler+0x26/0x40
Jun 15 22:33:39 shotalinux keel: [ 7904.858973] [] nmi_handle+0x7d/0x120
Jun 15 22:33:39 shotalinux keel: [ 7904.858975] [] default_do_nmi+0x42/0x110
Jun 15 22:33:39 shotalinux keel: [ 7904.858977] [] do_nmi+0xe5/0x160
Jun 15 22:33:39 shotalinux keel: [ 7904.858981] [] end_repeat_nmi+0x1a/0x1e
Jun 15 22:33:39 shotalinux keel: [ 7904.858985] [] ? cpu_startup_entry+0x132/0x360
Jun 15 22:33:39 shotalinux keel: [ 7904.858987] [] ? cpu_startup_entry+0x132/0x360
Jun 15 22:33:39 shotalinux keel: [ 7904.858989] [] ? cpu_startup_entry+0x132/0x360
Jun 15 22:33:39 shotalinux keel: [ 7904.858991] > [] start_secondary+0x175/0x1a0
Jun 15 22:33:39 shotalinux keel: [ 7904.858996] ---[ end trace 08db66c8a85db157 ]---
Jun 15 22:33:39 shotalinux keel: [ 7906.180397] ------------[ cut here ]------------
Jun 15 22:33:39 shotalinux keel: [ 7906.180404] WARNING: CPU: 2 PID: 0 at /build/linux-lts-wily-an0LDU/linux-lts-wily-4.2.0/keel/watchdog.c:311 watchdog_overflow_callback+0x8b/0xb0()
Jun 15 22:33:39 shotalinux keel: [ 7906.180406] Watchdog detected hard LOCKUP on cpu 2
Jun 15 22:33:39 shotalinux keel: [ 7906.180407] Modules linked in: rfcomm bnep bluetooth nvidia_modeset(POE) snd_hda_codec_hdmi nvidia(POE) snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep gspca_zc3xx gspca_main kvm_intel videodev media kvm snd_pcm parport_pc snd_seq_midi snd_seq_midi_event drm snd_rawmidi snd_seq snd_seq_device snd_timer ppdev snd f71882fg soundcore coretemp gpio_ich input_leds i7core_edac shpchp serio_raw lp i5500_temp edac_core mac_hid lpc_ich parport pata_acpi uas usb_storage hid_generic usbhid hid e1000e firewire_ohci ahci firewire_core ptp libahci crc_itu_t pata_jmicron pps_core
Jun 15 22:33:39 shotalinux keel: [ 7906.180443] CPU: 2 PID: 0 Comm: swapper/2 Tainted: P W OE 4.2.0-38-generic #45~14.04.1-Ubuntu
Jun 15 22:33:39 shotalinux keel: [ 7906.180445] Hardware name: HP-Pavilion NJ062AA-ABA m9650f/TRUCKEE, BIOS 5.28 04/09/2010
Jun 15 22:33:39 shotalinux keel: [ 7906.180446] 0000000000000000 ffff8801a9285b00 ffffffff817bb69b ffff8801a9285b50
Jun 15 22:33:39 shotalinux keel: [ 7906.180449] ffffffff81aa31b0 ffff8801a9285b40 ffffffff8107992a 0000000000000000
Jun 15 22:33:39 shotalinux keel: [ 7906.180452] ffff8801a78c0000 0000000000000000 0000000000000000 ffff8801a9285c40
Jun 15 22:33:39 shotalinux keel: [ 7906.180454] Call Trace:
Jun 15 22:33:39 shotalinux keel: [ 7906.180456] [] dump_stack+0x63/0x81
Jun 15 22:33:39 shotalinux keel: [ 7906.180463] [] wa_slowpath_common+0x8a/0xc0
Jun 15 22:33:39 shotalinux keel: [ 7906.180465] [] wa_slowpath_fmt+0x46/0x50
Jun 15 22:33:39 shotalinux keel: [ 7906.180468] [] watchdog_overflow_callback+0x8b/0xb0
Jun 15 22:33:39 shotalinux keel: [ 7906.180471] [] __perf_event_overflow+0x8c/0x1c0
Jun 15 22:33:39 shotalinux keel: [ 7906.180473] [] perf_event_overflow+0x14/0x20
Jun 15 22:33:39 shotalinux keel: [ 7906.180477] [] intel_pmu_handle_irq+0x1ce/0x450
Jun 15 22:33:39 shotalinux keel: [ 7906.180481] [] perf_event_nmi_handler+0x26/0x40
Jun 15 22:33:39 shotalinux keel: [ 7906.180484] [] nmi_handle+0x7d/0x120
Jun 15 22:33:39 shotalinux keel: [ 7906.180487] [] default_do_nmi+0x42/0x110
Jun 15 22:33:39 shotalinux keel: [ 7906.180489] [] do_nmi+0xe5/0x160
Jun 15 22:33:39 shotalinux keel: [ 7906.180492] [] end_repeat_nmi+0x1a/0x1e
Jun 15 22:33:39 shotalinux keel: [ 7906.180497] [] ? tick_check_broadcast_expired+0x1a/0x20
Jun 15 22:33:39 shotalinux keel: [ 7906.180499] [] ? tick_check_broadcast_expired+0x1a/0x20
Jun 15 22:33:39 shotalinux keel: [ 7906.180502] [] ? tick_check_broadcast_expired+0x1a/0x20
Jun 15 22:33:39 shotalinux keel: [ 7906.180503] > [] cpu_startup_entry+0x132/0x360
Jun 15 22:33:39 shotalinux keel: [ 7906.180509] [] start_secondary+0x175/0x1a0
Jun 15 22:33:39 shotalinux keel: [ 7906.180511] ---[ end trace 08db66c8a85db158 ]---
Jun 15 22:33:39 shotalinux keel: [ 7907.262969] sysrq: SysRq : This sysrq operation is disabled.
Jun 15 22:33:39 shotalinux keel: [ 7907.328629] ------------[ cut here ]------------
Jun 15 22:33:39 shotalinux keel: [ 7907.328636] WARNING: CPU: 6 PID: 0 at /build/linux-lts-wily-an0LDU/linux-lts-wily-4.2.0/keel/watchdog.c:311 watchdog_overflow_callback+0x8b/0xb0()
Jun 15 22:33:39 shotalinux keel: [ 7907.328638] Watchdog detected hard LOCKUP on cpu 6
Jun 15 22:33:39 shotalinux keel: [ 7907.328639] Modules linked in: rfcomm bnep bluetooth nvidia_modeset(POE) snd_hda_codec_hdmi nvidia(POE) snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep gspca_zc3xx gspca_main kvm_intel videodev media kvm snd_pcm parport_pc snd_seq_midi snd_seq_midi_event drm snd_rawmidi snd_seq snd_seq_device snd_timer ppdev snd f71882fg soundcore coretemp gpio_ich input_leds i7core_edac shpchp serio_raw lp i5500_temp edac_core mac_hid lpc_ich parport pata_acpi uas usb_storage hid_generic usbhid hid e1000e firewire_ohci ahci firewire_core ptp libahci crc_itu_t pata_jmicron pps_core
Jun 15 22:33:39 shotalinux keel: [ 7907.328675] CPU: 6 PID: 0 Comm: swapper/6 Tainted: P W OE 4.2.0-38-generic #45~14.04.1-Ubuntu
Jun 15 22:33:39 shotalinux keel: [ 7907.328676] Hardware name: HP-Pavilion NJ062AA-ABA m9650f/TRUCKEE, BIOS 5.28 04/09/2010
Jun 15 22:33:39 shotalinux keel: [ 7907.328678] 0000000000000000 ffff8801a9385b00 ffffffff817bb69b ffff8801a9385b50
Jun 15 22:33:39 shotalinux keel: [ 7907.328681] ffffffff81aa31b0 ffff8801a9385b40 ffffffff8107992a 0000000000000000
Jun 15 22:33:39 shotalinux keel: [ 7907.328684] ffff8801a7a78000 0000000000000000 0000000000000000 ffff8801a9385c40
Jun 15 22:33:39 shotalinux keel: [ 7907.328687] Call Trace:
Jun 15 22:33:39 shotalinux keel: [ 7907.328688] [] dump_stack+0x63/0x81
Jun 15 22:33:39 shotalinux keel: [ 7907.328695] [] wa_slowpath_common+0x8a/0xc0
Jun 15 22:33:39 shotalinux keel: [ 7907.328697] [] wa_slowpath_fmt+0x46/0x50
Jun 15 22:33:39 shotalinux keel: [ 7907.328700] [] watchdog_overflow_callback+0x8b/0xb0
Jun 15 22:33:39 shotalinux keel: [ 7907.328703] [] __perf_event_overflow+0x8c/0x1c0
Jun 15 22:33:39 shotalinux keel: [ 7907.328705] [] perf_event_overflow+0x14/0x20
Jun 15 22:33:39 shotalinux keel: [ 7907.328708] [] intel_pmu_handle_irq+0x1ce/0x450
Jun 15 22:33:39 shotalinux keel: [ 7907.328713] [] perf_event_nmi_handler+0x26/0x40
Jun 15 22:33:39 shotalinux keel: [ 7907.328715] [] nmi_handle+0x7d/0x120
Jun 15 22:33:39 shotalinux keel: [ 7907.328718] [] default_do_nmi+0x42/0x110
Jun 15 22:33:39 shotalinux keel: [ 7907.328720] [] do_nmi+0xe5/0x160
Jun 15 22:33:39 shotalinux keel: [ 7907.328723] [] end_repeat_nmi+0x1a/0x1e
Jun 15 22:33:39 shotalinux keel: [ 7907.328727] [] ? tick_check_broadcast_expired+0x1a/0x20
Jun 15 22:33:39 shotalinux keel: [ 7907.328730] [] ? tick_check_broadcast_expired+0x1a/0x20
Jun 15 22:33:39 shotalinux keel: [ 7907.328732] [] ? tick_check_broadcast_expired+0x1a/0x20
Jun 15 22:33:39 shotalinux keel: [ 7907.328734] > [] cpu_startup_entry+0x132/0x360
Jun 15 22:33:39 shotalinux keel: [ 7907.328739] [] start_secondary+0x175/0x1a0
Jun 15 22:33:39 shotalinux keel: [ 7907.328741] ---[ end trace 08db66c8a85db159 ]---
Jun 15 22:33:39 shotalinux keel: [ 7907.390981] sysrq: SysRq : This sysrq operation is disabled.
Jun 15 22:33:39 shotalinux keel: [ 7907.911030] sysrq: SysRq : This sysrq operation is disabled.
Jun 15 22:33:39 shotalinux keel: [ 7908.071046] sysrq: SysRq : Emergency Sync
Jun 15 22:33:39 shotalinux keel: [ 7908.082374] Emergency Sync complete