You are having a lot of USB errors.
Jan 6 00:37:18 Olympus kernel: usb 1-3: device descriptor read/64, error -71
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Jan 6 00:37:19 Olympus kernel: usb 1-3: new high-speed USB device number 4 using xhci_hcd
Jan 6 00:37:19 Olympus kernel: usb 1-3: device descriptor read/64, error -71
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Jan 6 00:37:20 Olympus kernel: usb usb1-port3: attempt power cycle
Jan 6 00:37:20 Olympus kernel: usb 1-3: new high-speed USB device number 5 using xhci_hcd
Jan 6 00:37:25 Olympus kernel: usb 1-3: Device not responding to setup address.
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Jan 6 00:37:30 Olympus kernel: usb 1-3: device not accepting address 5, error -71
Jan 6 00:37:31 Olympus kernel: usb 1-3: new high-speed USB device number 6 using xhci_hcd
Jan 6 00:37:36 Olympus kernel: usb 1-3: Device not responding to setup address.
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Jan 6 00:37:41 Olympus kernel: usb 1-3: device not accepting address 6, error -71
Jan 6 00:37:41 Olympus kernel: usb usb1-port3: unable to enumerate USB device
Jan 6 00:37:42 Olympus kernel: usb usb1-port5: Cannot enable. Maybe the USB cable is bad?
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Jan 6 00:37:43 Olympus kernel: usb usb1-port5: attempt power cycle
Jan 6 00:37:45 Olympus kernel: usb usb1-port5: Cannot enable. Maybe the USB cable is bad?