新人恳求各位大佬帮帮忙啊！新3挂载U盘问题。

12sheng

Jan  1 00:00:22 httpd[471]: Server listening port 80 (HTTP).
Jan  1 00:00:23 kernel: xhci-hcd xhci-hcd: Timeout while waiting for Address Device
Jan  1 00:00:23 kernel: xhci-hcd xhci-hcd: Abort the command ring, but the xHCI is dead.
Jan  1 00:00:23 kernel: br0: port 3(ra0) entered forwarding state
Jan  1 00:00:23 kernel: br0: port 2(rai0) entered forwarding state
Jan  1 00:00:23 kernel: br0: port 1(eth2.1) entered forwarding state
Jan  1 00:00:23 kernel: usb 1-1: device not accepting address 2, error -143
Jan  1 00:00:23 kernel: hub 1-0:1.0: cannot disable port 1 (err = -19)
Jan  1 00:00:28 kernel: xhci-hcd xhci-hcd: Timeout while waiting for a slot
Jan  1 00:00:28 kernel: xhci-hcd xhci-hcd: Abort the command ring, but the xHCI is dead.
Jan  1 00:00:28 kernel: hub 1-0:1.0: cannot reset port 1 (err = -19)
Jan  1 00:00:28 kernel: hub 1-0:1.0: cannot disable port 1 (err = -19)
Jan  1 00:00:28 kernel: xHCI xhci_free_dev called with unaddressed device
Jan  1 00:00:33 kernel: xhci-hcd xhci-hcd: Timeout while waiting for a slot
Jan  1 00:00:33 kernel: xhci-hcd xhci-hcd: Abort the command ring, but the xHCI is dead.
Jan  1 00:00:33 kernel: hub 1-0:1.0: cannot reset port 1 (err = -19)
Jan  1 00:00:33 kernel: hub 1-0:1.0: cannot disable port 1 (err = -19)
Jan  1 00:00:33 kernel: xHCI xhci_free_dev called with unaddressed device
Jan  1 00:00:38 kernel: xhci-hcd xhci-hcd: Timeout while waiting for a slot
Jan  1 00:00:38 kernel: xhci-hcd xhci-hcd: Abort the command ring, but the xHCI is dead.
Jan  1 00:00:38 kernel: hub 1-0:1.0: cannot reset port 1 (err = -19)
Jan  1 00:00:38 kernel: hub 1-0:1.0: cannot disable port 1 (err = -19)
Jan  1 00:00:38 kernel: xHCI xhci_free_dev called with unaddressed device
Jan  1 00:00:38 kernel: hub 1-0:1.0: unable to enumerate USB device on port 1
Jan  1 00:00:38 kernel: hub 1-0:1.0: cannot disable port 1 (err = -19)