May 04 18:27:48 fractal kernel: usb 3-1.2: new low-speed USB device number 4 using xhci_hcd
May 04 18:27:48 fractal kernel: ------------[ cut here ]------------
May 04 18:27:48 fractal kernel: WARNING: CPU: 2 PID: 0 at drivers/usb/host/xhci-ring.c:1583 handle_cmd_completion+0xca3/0xf60 [xhci_hcd]()
May 04 18:27:48 fractal kernel: Modules linked in: joydev hid_microsoft usbhid hid nls_iso8859_1 nls_cp437 vfat fat coretemp hwmon x86_pkg_temp_thermal intel_powerclamp kvm_intel iTCO_wdt iTCO_vendor_support kvm serio_raw psmouse evdev mac_hid atkbd libps2 ppdev crct10dif
May 04 18:27:48 fractal kernel:  ehci_hcd usbcore usb_common
May 04 18:27:48 fractal kernel: CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W I  3.14.2-1-ARCH #1
May 04 18:27:48 fractal kernel: Hardware name: Gigabyte Technology Co., Ltd. H81M-HD3/H81M-HD3, BIOS F2 08/14/2013
May 04 18:27:48 fractal kernel:  0000000000000000 b3fd6fbbc86d1f31 ffff88021f303d38 ffffffff8150984e
May 04 18:27:48 fractal kernel:  0000000000000000 ffff88021f303d70 ffffffff8106ab2d 0000000000000000
May 04 18:27:48 fractal kernel:  ffff880212994650 ffff8802129940f0 0000000000000003 ffff8802135fc000
May 04 18:27:48 fractal kernel: Call Trace:
May 04 18:27:48 fractal kernel:  <IRQ>  [<ffffffff8150984e>] dump_stack+0x4d/0x6f
May 04 18:27:48 fractal kernel:  [<ffffffff8106ab2d>] warn_slowpath_common+0x7d/0xa0
May 04 18:27:48 fractal kernel:  [<ffffffff8106ac5a>] warn_slowpath_null+0x1a/0x20
May 04 18:27:48 fractal kernel:  [<ffffffffa015fa13>] handle_cmd_completion+0xca3/0xf60 [xhci_hcd]
May 04 18:27:48 fractal kernel:  [<ffffffff810b3ba4>] ? __wake_up+0x44/0x50
May 04 18:27:48 fractal kernel:  [<ffffffff810d1261>] ? rsp_wakeup+0x21/0x30
May 04 18:27:48 fractal kernel:  [<ffffffffa016062b>] xhci_irq+0x5db/0x1e70 [xhci_hcd]
May 04 18:27:48 fractal kernel:  [<ffffffff8101b354>] ? smp_irq_work_interrupt+0x34/0x40
May 04 18:27:48 fractal kernel:  [<ffffffff81518b1d>] ? irq_work_interrupt+0x6d/0x80
May 04 18:27:48 fractal kernel:  [<ffffffffa0161ed1>] xhci_msi_irq+0x11/0x20 [xhci_hcd]
May 04 18:27:48 fractal kernel:  [<ffffffff810ca17e>] handle_irq_event_percpu+0x3e/0x220
May 04 18:27:48 fractal kernel:  [<ffffffff810ca39d>] handle_irq_event+0x3d/0x60
May 04 18:27:48 fractal kernel:  [<ffffffff810cd036>] handle_edge_irq+0x66/0x130
May 04 18:27:48 fractal kernel:  [<ffffffff81018c0e>] handle_irq+0x1e/0x40
May 04 18:27:48 fractal kernel:  [<ffffffff815195cd>] do_IRQ+0x4d/0xe0
May 04 18:27:48 fractal kernel:  [<ffffffff8150f22d>] common_interrupt+0x6d/0x6d
May 04 18:27:48 fractal kernel:  <EOI>  [<ffffffff813d7bcc>] ? cpuidle_enter_state+0x4c/0xc0
May 04 18:27:48 fractal kernel:  [<ffffffff813d7bc2>] ? cpuidle_enter_state+0x42/0xc0
May 04 18:27:48 fractal kernel:  [<ffffffff813d7cf7>] cpuidle_idle_call+0xb7/0x240
May 04 18:27:48 fractal kernel:  [<ffffffff8102109e>] arch_cpu_idle+0xe/0x30
May 04 18:27:48 fractal kernel:  [<ffffffff810c97f9>] cpu_startup_entry+0x279/0x300
May 04 18:27:48 fractal kernel:  [<ffffffff8104706b>] start_secondary+0x22b/0x2e0
May 04 18:27:48 fractal kernel: ---[ end trace b1df8072b4b3e081 ]---
May 04 18:27:48 fractal kernel: xhci_hcd 0000:05:00.0: Reset device command completion for disabled slot 0