** Description changed: - The USB ports are randomly disconnected. + USB ports are often resetted and disconnected. + Below an example sequence: + + [mar giu 12 18:57:22 2012] usb 2-1.6: reset low-speed USB device number 106 using ehci_hcd + [mar giu 12 18:57:22 2012] usb 2-1.6: USB disconnect, device number 106 + [mar giu 12 18:57:22 2012] usb 2-1: reset high-speed USB device number 105 using ehci_hcd + [mar giu 12 18:57:23 2012] usb 2-1.6: new low-speed USB device number 107 using ehci_hcd + [mar giu 12 18:57:23 2012] input: Chicony 2.4G Multimedia Wireless Kit as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.6/2-1.6:1.0/input/input297 + [mar giu 12 18:57:23 2012] generic-usb 0003:04F2:0860.00E9: input,hidraw0: USB HID v1.11 Keyboard [Chicony 2.4G Multimedia Wireless Kit] on usb-0000:00:1d.0-1.6/input0 + [mar giu 12 18:57:23 2012] input: Chicony 2.4G Multimedia Wireless Kit as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.6/2-1.6:1.1/input/input298 + [mar giu 12 18:57:23 2012] generic-usb 0003:04F2:0860.00EA: input,hiddev0,hidraw1: USB HID v1.11 Mouse [Chicony 2.4G Multimedia Wireless Kit] on usb-0000:00:1d.0-1.6/input1 + [mar giu 12 18:57:23 2012] usb 2-1: USB disconnect, device number 105 + [mar giu 12 18:57:23 2012] usb 2-1.6: USB disconnect, device number 107 + [mar giu 12 18:57:23 2012] usb 2-1: new high-speed USB device number 108 using ehci_hcd + [mar giu 12 18:57:23 2012] hub 2-1:1.0: USB hub found + [mar giu 12 18:57:23 2012] hub 2-1:1.0: 8 ports detected + [mar giu 12 18:57:24 2012] usb 1-1.3.1.3: reset full-speed USB device number 51 using ehci_hcd + [mar giu 12 18:57:24 2012] usb 2-1.6: new low-speed USB device number 109 using ehci_hcd + [mar giu 12 18:57:24 2012] input: Chicony 2.4G Multimedia Wireless Kit as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.6/2-1.6:1.0/input/input299 + [mar giu 12 18:57:24 2012] generic-usb 0003:04F2:0860.00EB: input,hidraw0: USB HID v1.11 Keyboard [Chicony 2.4G Multimedia Wireless Kit] on usb-0000:00:1d.0-1.6/input0 + [mar giu 12 18:57:24 2012] input: Chicony 2.4G Multimedia Wireless Kit as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.6/2-1.6:1.1/input/input300 + [mar giu 12 18:57:24 2012] generic-usb 0003:04F2:0860.00EC: input,hiddev0,hidraw1: USB HID v1.11 Mouse [Chicony 2.4G Multimedia Wireless Kit] on usb-0000:00:1d.0-1.6/input1 + [mar giu 12 18:57:24 2012] input: 3M 3M USB Touchscreen - EX II as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.3/1-1.3.1/1-1.3.1.3/1-1.3.1.3:1.0/input/input301 + [mar giu 12 18:57:24 2012] usb 1-1.3.4: reset low-speed USB device number 50 using ehci_hcd + [mar giu 12 18:57:24 2012] usb 1-1.3.1.3: USB disconnect, device number 51 + [mar giu 12 18:57:25 2012] usb 1-1.3.1: reset high-speed USB device number 49 using ehci_hcd + [mar giu 12 18:57:25 2012] usb 1-1.3.1.3: new full-speed USB device number 52 using ehci_hcd + [mar giu 12 18:57:25 2012] input: 3M 3M USB Touchscreen - EX II as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.3/1-1.3.1/1-1.3.1.3/1-1.3.1.3:1.0/input/input302 + [mar giu 12 18:57:25 2012] usb 1-1.5.1: reset full-speed USB device number 48 using ehci_hcd + [mar giu 12 18:57:26 2012] usb 1-1.5.1: USB disconnect, device number 48 + [mar giu 12 18:57:26 2012] usb 1-1.5: reset high-speed USB device number 42 using ehci_hcd + [mar giu 12 18:57:26 2012] usb 1-1.5.1: new full-speed USB device number 53 using ehci_hcd + [mar giu 12 18:57:26 2012] usb 1-1.3.1: USB disconnect, device number 49 + [mar giu 12 18:57:26 2012] usb 1-1.3.1.3: USB disconnect, device number 52 + [mar giu 12 18:57:26 2012] usb 1-1.3.4: USB disconnect, device number 50 + [mar giu 12 18:57:26 2012] usb 1-1.3: reset high-speed USB device number 41 using ehci_hcd + [mar giu 12 18:57:27 2012] usb 1-1.3.1: new high-speed USB device number 54 using ehci_hcd + [mar giu 12 18:57:27 2012] hub 1-1.3.1:1.0: USB hub found + [mar giu 12 18:57:27 2012] hub 1-1.3.1:1.0: 4 ports detected + [mar giu 12 18:57:27 2012] usb 1-1.3.4: new low-speed USB device number 55 using ehci_hcd + [mar giu 12 18:57:27 2012] input: BIZLINK BIZ A01 V1.47 as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.3/1-1.3.4/1-1.3.4:1.0/input/input303 + [mar giu 12 18:57:27 2012] generic-usb 0003:06C4:1400.00ED: input,hidraw2: USB HID v1.10 Keyboard [BIZLINK BIZ A01 V1.47] on usb-0000:00:1a.0-1.3.4/input0 + [mar giu 12 18:57:27 2012] input: BIZLINK BIZ A01 V1.47 as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.3/1-1.3.4/1-1.3.4:1.1/input/input304 + [mar giu 12 18:57:27 2012] generic-usb 0003:06C4:1400.00EE: input,hidraw3: USB HID v1.10 Mouse [BIZLINK BIZ A01 V1.47] on usb-0000:00:1a.0-1.3.4/input1 + [mar giu 12 18:57:27 2012] usb 1-1.3.1.3: new full-speed USB device number 56 using ehci_hcd + [mar giu 12 18:57:27 2012] usb 1-1.1: reset full-speed USB device number 36 using ehci_hcd + [mar giu 12 18:57:27 2012] generic-usb 0003:077A:101E.00EF: hiddev0,hidraw4: USB HID v1.11 Device [NIDEC SANKYO CORPORATION ICT3K5] on usb-0000:00:1a.0-1.1/input0 + [mar giu 12 18:57:28 2012] input: 3M 3M USB Touchscreen - EX II as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.3/1-1.3.1/1-1.3.1.3/1-1.3.1.3:1.0/input/input305
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1012291 Title: USB disconnect To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1012291/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
