Apr 15 12:05:25 work kernel: snd_pcm_update_hw_ptr0: 74 callbacks suppressed
Apr 15 12:05:25 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=185, new_hw_ptr=239737, old_hw_ptr=239552)
Apr 15 12:05:25 work kernel: CPU: 0 PID: 2804 Comm: chrome Not tainted 3.19.0-pf2+ #1
Apr 15 12:05:25 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:05:25 work kernel:  0000000000000000 0000000000000079 ffffffff8154b50a ffff880030aad400
Apr 15 12:05:25 work kernel:  ffffffffa054310f 0000000000000096 ffff88023fb14080 0000000000000001
Apr 15 12:05:25 work kernel:  ffffffff81091201 0000000000000000 0000000000000000 0000000100b3cd20
Apr 15 12:05:25 work kernel: Call Trace:
Apr 15 12:05:25 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:05:25 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:05:25 work kernel:  [<ffffffff81091201>] ? check_preempt_curr+0x81/0x90
Apr 15 12:05:25 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:05:25 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:05:25 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:05:25 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:05:25 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:05:25 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:05:25 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:05:25 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:05:25 work kernel:  <EOI>  [<ffffffff8155126d>] ? system_call_fastpath+0x16/0x1b
Apr 15 12:06:44 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=185, new_hw_ptr=150073, old_hw_ptr=149888)
Apr 15 12:06:44 work kernel: CPU: 0 PID: 2783 Comm: chrome Not tainted 3.19.0-pf2+ #1
Apr 15 12:06:44 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:06:44 work kernel:  0000000000000000 0000000000000079 ffffffff8154b50a ffff880003898c00
Apr 15 12:06:44 work kernel:  ffffffffa054310f 0000000000000000 ffff88023fa14080 0000000100b5018f
Apr 15 12:06:44 work kernel:  ffffffff81090f93 0000000100b5018f 0000000000000000 0000000100b50189
Apr 15 12:06:44 work kernel: Call Trace:
Apr 15 12:06:44 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:06:44 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:06:44 work kernel:  [<ffffffff81090f93>] ? wake_up_nohz_cpu+0x23/0xd0
Apr 15 12:06:44 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:06:44 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:06:44 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:06:44 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:06:44 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:06:44 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:06:44 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:06:44 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:06:44 work kernel:  <EOI>  [<ffffffff8155126d>] ? system_call_fastpath+0x16/0x1b
Apr 15 12:06:45 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=161, new_hw_ptr=180409, old_hw_ptr=180248)
Apr 15 12:06:45 work kernel: CPU: 0 PID: 2786 Comm: Chrome_ChildIOT Not tainted 3.19.0-pf2+ #1
Apr 15 12:06:45 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:06:45 work kernel:  0000000000000000 0000000000000079 ffffffff8154b50a ffff880003898c00
Apr 15 12:06:45 work kernel:  ffffffffa054310f 0000000400000001 ffff8802334c5038 0000000000000004
Apr 15 12:06:45 work kernel:  0000000000000000 0000000000000000 0000000000000000 0000000100b50438
Apr 15 12:06:45 work kernel: Call Trace:
Apr 15 12:06:45 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:06:45 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:06:45 work kernel:  [<ffffffff810984a6>] ? sched_slice.isra.58+0x56/0xa0
Apr 15 12:06:45 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:06:45 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:06:45 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:06:45 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:06:45 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:06:45 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:06:45 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:06:45 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:06:45 work kernel:  <EOI>  [<ffffffff8155126d>] ? system_call_fastpath+0x16/0x1b
Apr 15 12:06:52 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=161, new_hw_ptr=500281, old_hw_ptr=500120)
Apr 15 12:06:52 work kernel: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.19.0-pf2+ #1
Apr 15 12:06:52 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:06:52 work kernel:  0000000000000000 0000000000000079 ffffffff8154b50a ffff880003898c00
Apr 15 12:06:52 work kernel:  ffffffffa054310f ffff8802344e6840 0000000000213766 ffff8802344e6880
Apr 15 12:06:52 work kernel:  ffffffff815508fc ffff8800a6425ee0 0000000000000000 0000000100b5208e
Apr 15 12:06:52 work kernel: Call Trace:
Apr 15 12:06:52 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:06:52 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:06:52 work kernel:  [<ffffffff815508fc>] ? _raw_spin_unlock_irqrestore+0x1c/0x40
Apr 15 12:06:52 work kernel:  [<ffffffff81090b94>] ? resched_curr+0x24/0xf0
Apr 15 12:06:52 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:06:52 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:06:52 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:06:52 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:06:52 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:06:52 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:06:52 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:06:52 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:06:52 work kernel:  <EOI>  [<ffffffff81427f99>] ? cpuidle_enter_state+0x59/0x1a0
Apr 15 12:06:52 work kernel:  [<ffffffff81427f89>] ? cpuidle_enter_state+0x49/0x1a0
Apr 15 12:06:52 work kernel:  [<ffffffff810a4599>] ? cpu_startup_entry+0x489/0x4f0
Apr 15 12:06:52 work kernel:  [<ffffffff818edf69>] ? start_kernel+0x47b/0x486
Apr 15 12:06:52 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:06:52 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:06:52 work kernel:  [<ffffffff818ed60d>] ? x86_64_start_kernel+0x150/0x15f
Apr 15 12:06:54 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=169, new_hw_ptr=558937, old_hw_ptr=558768)
Apr 15 12:06:54 work kernel: CPU: 0 PID: 2783 Comm: chrome Not tainted 3.19.0-pf2+ #1
Apr 15 12:06:54 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:06:54 work kernel:  0000000000000000 0000000000000019 ffffffff8154b50a ffff880003898c00
Apr 15 12:06:54 work kernel:  ffffffffa054310f ffff8802344e6840 0000000000213766 ffff8802344e6880
Apr 15 12:06:54 work kernel:  ffffffff815508fc 0000000000000001 0000000000000000 0000000100b525c0
Apr 15 12:06:54 work kernel: Call Trace:
Apr 15 12:06:54 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:06:54 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:06:54 work kernel:  [<ffffffff815508fc>] ? _raw_spin_unlock_irqrestore+0x1c/0x40
Apr 15 12:06:54 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:06:54 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:06:54 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:06:54 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:06:54 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:06:54 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:06:54 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:06:54 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:06:54 work kernel:  <EOI>  [<ffffffff8155126d>] ? system_call_fastpath+0x16/0x1b
Apr 15 12:06:54 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=161, new_hw_ptr=581401, old_hw_ptr=581240)
Apr 15 12:06:54 work kernel: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.19.0-pf2+ #1
Apr 15 12:06:54 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:06:54 work kernel:  0000000000000000 0000000000000019 ffffffff8154b50a ffff880003898c00
Apr 15 12:06:54 work kernel:  ffffffffa054310f ffff8802344e6840 0000000000213766 ffff8802344e6880
Apr 15 12:06:54 work kernel:  ffffffff815508fc ffff88005b7d3c60 0000000000000000 0000000100b527bd
Apr 15 12:06:54 work kernel: Call Trace:
Apr 15 12:06:54 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:06:54 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:06:54 work kernel:  [<ffffffff815508fc>] ? _raw_spin_unlock_irqrestore+0x1c/0x40
Apr 15 12:06:54 work kernel:  [<ffffffff81090b94>] ? resched_curr+0x24/0xf0
Apr 15 12:06:54 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:06:54 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:06:54 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:06:54 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:06:54 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:06:54 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:06:54 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:06:54 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:06:54 work kernel:  <EOI>  [<ffffffff81427f99>] ? cpuidle_enter_state+0x59/0x1a0
Apr 15 12:06:54 work kernel:  [<ffffffff81427f89>] ? cpuidle_enter_state+0x49/0x1a0
Apr 15 12:06:54 work kernel:  [<ffffffff810a4599>] ? cpu_startup_entry+0x489/0x4f0
Apr 15 12:06:54 work kernel:  [<ffffffff818edf69>] ? start_kernel+0x47b/0x486
Apr 15 12:06:54 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:06:54 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:06:54 work kernel:  [<ffffffff818ed60d>] ? x86_64_start_kernel+0x150/0x15f
Apr 15 12:07:07 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=161, new_hw_ptr=1129081, old_hw_ptr=1128920)
Apr 15 12:07:07 work kernel: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.19.0-pf2+ #1
Apr 15 12:07:07 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:07:07 work kernel:  0000000000000000 0000000000000079 ffffffff8154b50a ffff880003898c00
Apr 15 12:07:07 work kernel:  ffffffffa054310f ffff8802344e6840 0000000000213766 ffff8802344e6880
Apr 15 12:07:07 work kernel:  ffffffff815508fc ffff8801550a3c60 0000000000000000 0000000100b55840
Apr 15 12:07:07 work kernel: Call Trace:
Apr 15 12:07:07 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:07:07 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:07:07 work kernel:  [<ffffffff815508fc>] ? _raw_spin_unlock_irqrestore+0x1c/0x40
Apr 15 12:07:07 work kernel:  [<ffffffff81090b94>] ? resched_curr+0x24/0xf0
Apr 15 12:07:07 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:07:07 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:07:07 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:07:07 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:07:07 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:07:07 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:07:07 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:07:07 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:07:07 work kernel:  <EOI>  [<ffffffff81427f99>] ? cpuidle_enter_state+0x59/0x1a0
Apr 15 12:07:07 work kernel:  [<ffffffff81427f89>] ? cpuidle_enter_state+0x49/0x1a0
Apr 15 12:07:07 work kernel:  [<ffffffff810a4599>] ? cpu_startup_entry+0x489/0x4f0
Apr 15 12:07:07 work kernel:  [<ffffffff818edf69>] ? start_kernel+0x47b/0x486
Apr 15 12:07:07 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:07:07 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:07:07 work kernel:  [<ffffffff818ed60d>] ? x86_64_start_kernel+0x150/0x15f
Apr 15 12:07:08 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=161, new_hw_ptr=1175353, old_hw_ptr=1175192)
Apr 15 12:07:08 work kernel: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.19.0-pf2+ #1
Apr 15 12:07:08 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:07:08 work kernel:  0000000000000000 0000000000000079 ffffffff8154b50a ffff880003898c00
Apr 15 12:07:08 work kernel:  ffffffffa054310f 000000000000000e ffff88023507c500 000000000000000e
Apr 15 12:07:08 work kernel:  0000000000000001 0000000000000001 0000000000000000 0000000100b55c59
Apr 15 12:07:08 work kernel: Call Trace:
Apr 15 12:07:08 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:07:08 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:07:08 work kernel:  [<ffffffff8107754f>] ? __send_signal+0x18f/0x500
Apr 15 12:07:08 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:07:08 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:07:08 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:07:08 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:07:08 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:07:08 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:07:08 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:07:08 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:07:08 work kernel:  <EOI>  [<ffffffff81427f99>] ? cpuidle_enter_state+0x59/0x1a0
Apr 15 12:07:08 work kernel:  [<ffffffff81427f89>] ? cpuidle_enter_state+0x49/0x1a0
Apr 15 12:07:08 work kernel:  [<ffffffff810a4599>] ? cpu_startup_entry+0x489/0x4f0
Apr 15 12:07:08 work kernel:  [<ffffffff818edf69>] ? start_kernel+0x47b/0x486
Apr 15 12:07:08 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:07:08 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:07:08 work kernel:  [<ffffffff818ed60d>] ? x86_64_start_kernel+0x150/0x15f
Apr 15 12:07:10 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=161, new_hw_ptr=1266265, old_hw_ptr=1266104)
Apr 15 12:07:10 work kernel: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.19.0-pf2+ #1
Apr 15 12:07:10 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:07:10 work kernel:  0000000000000000 0000000000000019 ffffffff8154b50a ffff880003898c00
Apr 15 12:07:10 work kernel:  ffffffffa054310f 0000000000000000 ffff88023fa14080 0000000100b56470
Apr 15 12:07:10 work kernel:  ffffffff81090f93 0000000100b56470 0000000000000000 0000000100b56467
Apr 15 12:07:10 work kernel: Call Trace:
Apr 15 12:07:10 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:07:10 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:07:10 work kernel:  [<ffffffff81090f93>] ? wake_up_nohz_cpu+0x23/0xd0
Apr 15 12:07:10 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:07:10 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:07:10 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:07:10 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:07:10 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:07:10 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:07:10 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:07:10 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:07:10 work kernel:  <EOI>  [<ffffffff81427f99>] ? cpuidle_enter_state+0x59/0x1a0
Apr 15 12:07:10 work kernel:  [<ffffffff81427f89>] ? cpuidle_enter_state+0x49/0x1a0
Apr 15 12:07:10 work kernel:  [<ffffffff810a4599>] ? cpu_startup_entry+0x489/0x4f0
Apr 15 12:07:10 work kernel:  [<ffffffff818edf69>] ? start_kernel+0x47b/0x486
Apr 15 12:07:10 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:07:10 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:07:10 work kernel:  [<ffffffff818ed60d>] ? x86_64_start_kernel+0x150/0x15f
Apr 15 12:07:18 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=161, new_hw_ptr=1628857, old_hw_ptr=1628696)
Apr 15 12:07:18 work kernel: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.19.0-pf2+ #1
Apr 15 12:07:18 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:07:18 work kernel:  0000000000000000 0000000000000079 ffffffff8154b50a ffff880003898c00
Apr 15 12:07:18 work kernel:  ffffffffa054310f 0000000000000096 0000000000000003 ffff880234210068
Apr 15 12:07:18 work kernel:  ffffffff81550ca4 00000ad4112dc02c 0000000000000000 0000000100b58484
Apr 15 12:07:18 work kernel: Call Trace:
Apr 15 12:07:18 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:07:18 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:07:18 work kernel:  [<ffffffff81550ca4>] ? _raw_spin_lock_irqsave+0x24/0x70
Apr 15 12:07:18 work kernel:  [<ffffffffa0607139>] ? ironlake_irq_handler+0x159/0x1050 [i915]
Apr 15 12:07:18 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:07:18 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:07:18 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:07:18 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:07:18 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:07:18 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:07:18 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:07:18 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:07:18 work kernel:  <EOI>  [<ffffffff81427f99>] ? cpuidle_enter_state+0x59/0x1a0
Apr 15 12:07:18 work kernel:  [<ffffffff81427f89>] ? cpuidle_enter_state+0x49/0x1a0
Apr 15 12:07:18 work kernel:  [<ffffffff810a4599>] ? cpu_startup_entry+0x489/0x4f0
Apr 15 12:07:18 work kernel:  [<ffffffff818edf69>] ? start_kernel+0x47b/0x486
Apr 15 12:07:18 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:07:18 work kernel:  [<ffffffff818ed120>] ? early_idt_handlers+0x120/0x120
Apr 15 12:07:18 work kernel:  [<ffffffff818ed60d>] ? x86_64_start_kernel+0x150/0x15f
Apr 15 12:07:19 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=177, new_hw_ptr=1691257, old_hw_ptr=1691080)
Apr 15 12:07:19 work kernel: CPU: 0 PID: 2829 Comm: chrome Not tainted 3.19.0-pf2+ #1
Apr 15 12:07:19 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:07:19 work kernel:  0000000000000000 0000000000000079 ffffffff8154b50a ffff880003898c00
Apr 15 12:07:19 work kernel:  ffffffffa054310f 0000000000000000 ffff88023fa14080 0000000100b58a14
Apr 15 12:07:19 work kernel:  ffffffff81090f93 ffff8800a6425ee0 0000000000000000 0000000100b58a0b
Apr 15 12:07:19 work kernel: Call Trace:
Apr 15 12:07:19 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:07:19 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:07:19 work kernel:  [<ffffffff81090f93>] ? wake_up_nohz_cpu+0x23/0xd0
Apr 15 12:07:19 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:07:19 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:07:19 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:07:19 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:07:19 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:07:19 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:07:19 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:07:19 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:07:19 work kernel:  <EOI>  [<ffffffff8155126d>] ? system_call_fastpath+0x16/0x1b
Apr 15 12:07:20 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=177, new_hw_ptr=1731385, old_hw_ptr=1731208)
Apr 15 12:07:20 work kernel: CPU: 0 PID: 2783 Comm: chrome Not tainted 3.19.0-pf2+ #1
Apr 15 12:07:20 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:07:20 work kernel:  0000000000000000 0000000000000079 ffffffff8154b50a ffff880003898c00
Apr 15 12:07:20 work kernel:  ffffffffa054310f ffff8802344e6840 0000000000213766 ffff8802344e6880
Apr 15 12:07:20 work kernel:  ffffffff815508fc 0000000000000001 0000000000000000 0000000100b58d99
Apr 15 12:07:20 work kernel: Call Trace:
Apr 15 12:07:20 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:07:20 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:07:20 work kernel:  [<ffffffff815508fc>] ? _raw_spin_unlock_irqrestore+0x1c/0x40
Apr 15 12:07:20 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:07:20 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:07:20 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:07:20 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:07:20 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:07:20 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:07:20 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:07:20 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:07:22 work kernel:  <EOI> 
Apr 15 12:07:22 work kernel: ALSA: PCM: [Q] Lost interrupts?: (stream=0, delta=161, new_hw_ptr=1801369, old_hw_ptr=1801208)
Apr 15 12:07:22 work kernel: CPU: 0 PID: 20031 Comm: journalctl Not tainted 3.19.0-pf2+ #1
Apr 15 12:07:22 work kernel: Hardware name: System manufacturer System Product Name/P8H61-M LX2, BIOS 0407 07/22/2011
Apr 15 12:07:22 work kernel:  0000000000000000 0000000000000019 ffffffff8154b50a ffff880003898c00
Apr 15 12:07:22 work kernel:  ffffffffa054310f 0000000000000000 ffff88023fa14080 0000000100b593d5
Apr 15 12:07:22 work kernel:  ffffffff81090f93 0000000100b593d5 0000000000000000 0000000100b593cc
Apr 15 12:07:22 work kernel: Call Trace:
Apr 15 12:07:22 work kernel:  <IRQ>  [<ffffffff8154b50a>] ? dump_stack+0x4a/0x74
Apr 15 12:07:22 work kernel:  [<ffffffffa054310f>] ? snd_pcm_update_hw_ptr0+0x40f/0x8d0 [snd_pcm]
Apr 15 12:07:22 work kernel:  [<ffffffff81090f93>] ? wake_up_nohz_cpu+0x23/0xd0
Apr 15 12:07:22 work kernel:  [<ffffffffa054363a>] ? snd_pcm_period_elapsed+0x6a/0xe0 [snd_pcm]
Apr 15 12:07:22 work kernel:  [<ffffffffa05b0f2b>] ? azx_interrupt+0x10b/0x1c0 [snd_hda_controller]
Apr 15 12:07:22 work kernel:  [<ffffffff810c7f6d>] ? handle_irq_event_percpu+0x2d/0x1e0
Apr 15 12:07:22 work kernel:  [<ffffffff810c8159>] ? handle_irq_event+0x39/0x60
Apr 15 12:07:22 work kernel:  [<ffffffff810cafd1>] ? handle_edge_irq+0x91/0x150
Apr 15 12:07:22 work kernel:  [<ffffffff81017678>] ? handle_irq+0x18/0x30
Apr 15 12:07:22 work kernel:  [<ffffffff81016dfd>] ? do_IRQ+0x4d/0xf0
Apr 15 12:07:22 work kernel:  [<ffffffff81551fed>] ? common_interrupt+0x6d/0x6d
Apr 15 12:07:22 work kernel:  <EOI>  [<ffffffff8155126d>] ? system_call_fastpath+0x16/0x1b