Public bug reported:
HI,all
I have installed Ubuntu 12.04(64bit) on my Sony vaio Ultrabook. Everything goes
well, but sometimes the usb devices could not be recognized.
And the command lsusb could display the device.And this is some detailed
information I think
[ 18.515944] usb 3-1: new high-speed USB device number 2 using xhci_hcd
[ 18.532787] hub 3-1:1.0: USB hub found
[ 18.532845] hub 3-1:1.0: 4 ports detected
[ 18.819877] usb 3-1.2: new low-speed USB device number 3 using xhci_hcd
[ 18.841338] usb 3-1.2: ep 0x81 - rounding interval to 64 microframes, ep
desc says 80 microframes
[ 18.855893] input: PixArt USB Optical Mouse as
/devices/pci0000:00/0000:00:14.0/usb3/3-1/3-1.2/3-1.2:1.0/input/input10
[ 18.856066] generic-usb 0003:093A:2510.0001: input,hidraw0: USB HID v1.11
Mouse [PixArt USB Optical Mouse] on usb-0000:00:14.0-1.2/input0
[ 18.856082] usbcore: registered new interface driver usbhid
[ 18.856084] usbhid: USB HID core driver
[ 18.927854] usb 3-1.4: new low-speed USB device number 4 using xhci_hcd
[ 18.949758] usb 3-1.4: ep 0x81 - rounding interval to 64 microframes, ep
desc says 80 microframes
[ 18.949764] usb 3-1.4: ep 0x82 - rounding interval to 64 microframes, ep
desc says 80 microframes
[ 18.953157] input: HID 0b38:0010 as
/devices/pci0000:00/0000:00:14.0/usb3/3-1/3-1.4/3-1.4:1.0/input/input11
[ 18.953312] generic-usb 0003:0B38:0010.0002: input,hidraw1: USB HID v1.10
Keyboard [HID 0b38:0010] on usb-0000:00:14.0-1.4/input0
[ 18.957601] input: HID 0b38:0010 as
/devices/pci0000:00/0000:00:14.0/usb3/3-1/3-1.4/3-1.4:1.1/input/input12
[ 18.957859] generic-usb 0003:0B38:0010.0003: input,hidraw2: USB HID v1.10
Device [HID 0b38:0010] on usb-0000:00:14.0-1.4/input1
[ 32.646238] [drm:gen6_sanitize_pm] *ERROR* Power management discrepancy:
GEN6_RP_INTERRUPT_LIMITS expected 16070000, was 16000000
[ 2529.403486] usb 3-1.1: new high-speed USB device number 5 using xhci_hcd
[ 2534.401814] xhci_hcd 0000:00:14.0: Timeout while waiting for address device
command
[ 2534.605721] xhci_hcd 0000:00:14.0: ERROR no room on ep ring
[ 2534.605733] xhci_hcd 0000:00:14.0: ERR: No room for command on command ring
[ 2534.809673] usb 3-1.1: device not accepting address 5, error -12
[ 2534.809803] xhci_hcd 0000:00:14.0: ERROR no room on ep ring
[ 2534.809813] xhci_hcd 0000:00:14.0: ERR: No room for command on command ring
[ 2534.809824] xhci_hcd 0000:00:14.0: ERROR no room on ep ring
[ 2534.809829] xhci_hcd 0000:00:14.0: ERR: No room for command on command ring
[ 2534.809837] hub 3-1:1.0: couldn't allocate port 1 usb_device
And my machine information is
Linux ubuntu 3.2.0-49-generic #75-Ubuntu SMP Tue Jun 18 17:39:32 UTC 2013
x86_64 x86_64 x86_64 GNU/Linux
And the temporary method to solve the problem is to reboot.
An easy way to reproduce this issue is just to suspend your machine and then
wake up the machine.
Please help me.I am looking forward to your update....Thanks.
** Affects: ubuntu
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1202544
Title:
USB device could not be recognized in Ubuntu 12.04
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