Hello Sarah, Just as an fyi, attached is the syslog output with a different device attached to the xHCI port. That device works fine though it still has a timeout message on set address request. Thanks Joe
Sep 3 15:30:13 master kernel: [168111.576186] xhci_hcd 0000:03:00.0: xHCI Host Controller Sep 3 15:30:13 master kernel: [168111.576243] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 6 Sep 3 15:30:13 master kernel: [168111.576854] xhci_hcd 0000:03:00.0: supports USB remote wakeup Sep 3 15:30:13 master kernel: [168111.576892] usb usb6: default language 0x0409 Sep 3 15:30:13 master kernel: [168111.576897] usb usb6: udev 1, busnum 6, minor = 640 Sep 3 15:30:13 master kernel: [168111.576899] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002 Sep 3 15:30:13 master kernel: [168111.576901] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 Sep 3 15:30:13 master kernel: [168111.576903] usb usb6: Product: xHCI Host Controller Sep 3 15:30:13 master kernel: [168111.576904] usb usb6: Manufacturer: Linux 3.10.10 xhci_hcd Sep 3 15:30:13 master kernel: [168111.576906] usb usb6: SerialNumber: 0000:03:00.0 Sep 3 15:30:13 master kernel: [168111.576967] usb usb6: usb_probe_device Sep 3 15:30:13 master kernel: [168111.576969] usb usb6: configuration #1 chosen from 1 choice Sep 3 15:30:13 master kernel: [168111.576972] xHCI xhci_add_endpoint called for root hub Sep 3 15:30:13 master kernel: [168111.576973] xHCI xhci_check_bandwidth called for root hub Sep 3 15:30:13 master kernel: [168111.576978] usb usb6: adding 6-0:1.0 (config #1, interface 0) Sep 3 15:30:13 master kernel: [168111.576993] hub 6-0:1.0: usb_probe_interface Sep 3 15:30:13 master kernel: [168111.576995] hub 6-0:1.0: usb_probe_interface - got id Sep 3 15:30:13 master kernel: [168111.576997] hub 6-0:1.0: USB hub found Sep 3 15:30:13 master kernel: [168111.577003] hub 6-0:1.0: 2 ports detected Sep 3 15:30:13 master kernel: [168111.577005] hub 6-0:1.0: standalone hub Sep 3 15:30:13 master kernel: [168111.577006] hub 6-0:1.0: individual port power switching Sep 3 15:30:13 master kernel: [168111.577007] hub 6-0:1.0: individual port over-current protection Sep 3 15:30:13 master kernel: [168111.577008] hub 6-0:1.0: Single TT Sep 3 15:30:13 master kernel: [168111.577010] hub 6-0:1.0: TT requires at most 8 FS bit times (666 ns) Sep 3 15:30:13 master kernel: [168111.577011] hub 6-0:1.0: power on to power good time: 20ms Sep 3 15:30:13 master kernel: [168111.577014] hub 6-0:1.0: local power source is good Sep 3 15:30:13 master kernel: [168111.577116] hub 6-0:1.0: enabling power on all ports Sep 3 15:30:13 master kernel: [168111.583048] xhci_hcd 0000:03:00.0: xHCI Host Controller Sep 3 15:30:13 master kernel: [168111.583091] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 7 Sep 3 15:30:13 master kernel: [168111.583096] xhci_hcd 0000:03:00.0: supports USB remote wakeup Sep 3 15:30:13 master kernel: [168111.583123] usb usb7: skipped 1 descriptor after endpoint Sep 3 15:30:13 master kernel: [168111.583126] usb usb7: default language 0x0409 Sep 3 15:30:13 master kernel: [168111.583130] usb usb7: udev 1, busnum 7, minor = 768 Sep 3 15:30:13 master kernel: [168111.583132] usb usb7: New USB device found, idVendor=1d6b, idProduct=0003 Sep 3 15:30:13 master kernel: [168111.583134] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 Sep 3 15:30:13 master kernel: [168111.583136] usb usb7: Product: xHCI Host Controller Sep 3 15:30:13 master kernel: [168111.583137] usb usb7: Manufacturer: Linux 3.10.10 xhci_hcd Sep 3 15:30:13 master kernel: [168111.583139] usb usb7: SerialNumber: 0000:03:00.0 Sep 3 15:30:13 master kernel: [168111.583407] usb usb7: usb_probe_device Sep 3 15:30:13 master kernel: [168111.583410] usb usb7: configuration #1 chosen from 1 choice Sep 3 15:30:13 master kernel: [168111.583413] xHCI xhci_add_endpoint called for root hub Sep 3 15:30:13 master kernel: [168111.583414] xHCI xhci_check_bandwidth called for root hub Sep 3 15:30:13 master kernel: [168111.583419] usb usb7: adding 7-0:1.0 (config #1, interface 0) Sep 3 15:30:13 master kernel: [168111.583637] hub 7-0:1.0: usb_probe_interface Sep 3 15:30:13 master kernel: [168111.583639] hub 7-0:1.0: usb_probe_interface - got id Sep 3 15:30:13 master kernel: [168111.583641] hub 7-0:1.0: USB hub found Sep 3 15:30:13 master kernel: [168111.583648] hub 7-0:1.0: 2 ports detected Sep 3 15:30:13 master kernel: [168111.583649] hub 7-0:1.0: standalone hub Sep 3 15:30:13 master kernel: [168111.583650] hub 7-0:1.0: individual port power switching Sep 3 15:30:13 master kernel: [168111.583652] hub 7-0:1.0: individual port over-current protection Sep 3 15:30:13 master kernel: [168111.583653] hub 7-0:1.0: TT requires at most 8 FS bit times (666 ns) Sep 3 15:30:13 master kernel: [168111.583655] hub 7-0:1.0: power on to power good time: 20ms Sep 3 15:30:13 master kernel: [168111.583657] hub 7-0:1.0: local power source is good Sep 3 15:30:13 master kernel: [168111.583672] hub 7-0:1.0: enabling power on all ports Sep 3 15:30:13 master kernel: [168111.677123] hub 6-0:1.0: port 1: status 0101 change 0001 Sep 3 15:30:13 master kernel: [168111.683229] hub 7-0:1.0: state 7 ports 2 chg 0000 evt 0000 Sep 3 15:30:13 master kernel: [168111.683257] hub 7-0:1.0: hub_suspend Sep 3 15:30:13 master kernel: [168111.683261] usb usb7: bus auto-suspend, wakeup 1 Sep 3 15:30:13 master kernel: [168111.777304] hub 6-0:1.0: state 7 ports 2 chg 0002 evt 0000 Sep 3 15:30:13 master kernel: [168111.777315] hub 6-0:1.0: port 1, status 0101, change 0000, 12 Mb/s Sep 3 15:30:13 master kernel: [168111.879277] usb 6-1: new full-speed USB device number 2 using xhci_hcd Sep 3 15:30:18 master kernel: [168116.883123] xhci_hcd 0000:03:00.0: Timeout while waiting for address device command Sep 3 15:30:23 master kernel: [168122.088128] xhci_hcd 0000:03:00.0: Timeout while waiting for address device command Sep 3 15:30:23 master kernel: [168122.289256] usb 6-1: device not accepting address 2, error -62 Sep 3 15:30:23 master kernel: [168122.289298] xhci_hcd 0000:03:00.0: Bad Slot ID 1 Sep 3 15:30:23 master kernel: [168122.289301] xhci_hcd 0000:03:00.0: Could not allocate xHCI USB device data structures Sep 3 15:30:23 master kernel: [168122.289316] hub 6-0:1.0: couldn't allocate port 1 usb_device Sep 3 15:30:23 master kernel: [168122.289329] hub 6-0:1.0: hub_suspend Sep 3 15:30:23 master kernel: [168122.289333] usb usb6: bus auto-suspend, wakeup 1 Sep 3 15:30:44 master kernel: [168143.198513] usb usb6: usb wakeup-resume Sep 3 15:30:44 master kernel: [168143.198520] usb usb6: usb auto-resume Sep 3 15:30:44 master kernel: [168143.198540] hub 6-0:1.0: hub_resume Sep 3 15:30:44 master kernel: [168143.198549] hub 6-0:1.0: port 1: status 0101 change 0000 Sep 3 15:30:44 master kernel: [168143.198555] hub 6-0:1.0: port 2: status 0101 change 0001 Sep 3 15:30:44 master kernel: [168143.299421] hub 6-0:1.0: state 7 ports 2 chg 0006 evt 0000 Sep 3 15:30:44 master kernel: [168143.299432] hub 6-0:1.0: port 1, status 0101, change 0000, 12 Mb/s Sep 3 15:30:44 master kernel: [168143.401468] usb 6-1: new full-speed USB device number 3 using xhci_hcd Sep 3 15:30:49 master kernel: [168148.405302] xhci_hcd 0000:03:00.0: Timeout while waiting for address device command Sep 3 15:30:54 master kernel: [168153.610295] xhci_hcd 0000:03:00.0: Timeout while waiting for address device command Sep 3 15:30:55 master kernel: [168153.811542] usb 6-1: device not accepting address 3, error -62 Sep 3 15:30:55 master kernel: [168153.811587] xhci_hcd 0000:03:00.0: Bad Slot ID 2 Sep 3 15:30:55 master kernel: [168153.811589] xhci_hcd 0000:03:00.0: Could not allocate xHCI USB device data structures Sep 3 15:30:55 master kernel: [168153.811593] hub 6-0:1.0: couldn't allocate port 1 usb_device Sep 3 15:30:55 master kernel: [168153.811603] hub 6-0:1.0: port 2, status 0101, change 0000, 12 Mb/s Sep 3 15:30:55 master kernel: [168153.913532] usb 6-2: new high-speed USB device number 4 using xhci_hcd Sep 3 15:30:55 master kernel: [168153.926894] usb 6-2: default language 0x0409 Sep 3 15:30:55 master kernel: [168153.938780] usb 6-2: udev 4, busnum 6, minor = 643 Sep 3 15:30:55 master kernel: [168153.938786] usb 6-2: New USB device found, idVendor=4971, idProduct=cb01 Sep 3 15:30:55 master kernel: [168153.938789] usb 6-2: New USB device strings: Mfr=2, Product=3, SerialNumber=4 Sep 3 15:30:55 master kernel: [168153.938791] usb 6-2: Product: USB Mass Storage Device Sep 3 15:30:55 master kernel: [168153.938794] usb 6-2: Manufacturer: Genesyslogic Sep 3 15:30:55 master kernel: [168153.938796] usb 6-2: SerialNumber: 0904100025 Sep 3 15:30:55 master kernel: [168153.938954] usb 6-2: usb_probe_device Sep 3 15:30:55 master kernel: [168153.938957] usb 6-2: configuration #1 chosen from 1 choice Sep 3 15:30:55 master kernel: [168153.939022] usb 6-2: Successful Endpoint Configure command Sep 3 15:30:55 master kernel: [168153.939240] usb 6-2: adding 6-2:1.0 (config #1, interface 0) Sep 3 15:30:55 master kernel: [168153.939268] usb-storage 6-2:1.0: usb_probe_interface Sep 3 15:30:55 master kernel: [168153.939272] usb-storage 6-2:1.0: usb_probe_interface - got id Sep 3 15:30:55 master kernel: [168153.939274] usb-storage 6-2:1.0: USB Mass Storage device detected Sep 3 15:30:55 master kernel: [168153.939335] scsi6 : usb-storage 6-2:1.0 Sep 3 15:30:56 master kernel: [168154.943898] scsi 6:0:0:0: Direct-Access ST980815 A 0811 PQ: 0 ANSI: 0 Sep 3 15:30:56 master kernel: [168154.944074] sd 6:0:0:0: Attached scsi generic sg7 type 0 Sep 3 15:30:56 master kernel: [168154.945518] sd 6:0:0:0: [sdg] 156301488 512-byte logical blocks: (80.0 GB/74.5 GiB) Sep 3 15:30:56 master kernel: [168154.946122] sd 6:0:0:0: [sdg] Test WP failed, assume Write Enabled Sep 3 15:30:56 master kernel: [168154.946757] sd 6:0:0:0: [sdg] Cache data unavailable Sep 3 15:30:56 master kernel: [168154.946759] sd 6:0:0:0: [sdg] Assuming drive cache: write through Sep 3 15:30:56 master kernel: [168154.947753] sd 6:0:0:0: [sdg] Test WP failed, assume Write Enabled Sep 3 15:30:56 master kernel: [168154.948439] sd 6:0:0:0: [sdg] Cache data unavailable Sep 3 15:30:56 master kernel: [168154.948441] sd 6:0:0:0: [sdg] Assuming drive cache: write through Sep 3 15:30:56 master kernel: [168154.976553] sdg: sdg1 Sep 3 15:30:56 master kernel: [168154.978417] sd 6:0:0:0: [sdg] Test WP failed, assume Write Enabled Sep 3 15:30:56 master kernel: [168154.980036] sd 6:0:0:0: [sdg] Cache data unavailable Sep 3 15:30:56 master kernel: [168154.980039] sd 6:0:0:0: [sdg] Assuming drive cache: write through Sep 3 15:30:56 master kernel: [168154.980042] sd 6:0:0:0: [sdg] Attached SCSI disk Sep 3 15:31:27 master kernel: [168185.750669] hub 6-0:1.0: state 7 ports 2 chg 0000 evt 0004 Sep 3 15:31:27 master kernel: [168185.750690] hub 6-0:1.0: port 2, status 0100, change 0001, 12 Mb/s Sep 3 15:31:27 master kernel: [168185.750694] usb 6-2: USB disconnect, device number 4 Sep 3 15:31:27 master kernel: [168185.750697] usb 6-2: unregistering device Sep 3 15:31:27 master kernel: [168185.750700] usb 6-2: unregistering interface 6-2:1.0 Sep 3 15:31:27 master kernel: [168185.751672] usb 6-2: usb_disable_device nuking all URBs Sep 3 15:31:27 master kernel: [168185.751857] usb 6-2: Successful Endpoint Configure command Sep 3 15:31:27 master kernel: [168185.856017] hub 6-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x100 Sep 3 15:31:27 master kernel: [168185.856028] hub 6-0:1.0: hub_suspend Sep 3 15:31:27 master kernel: [168185.856032] usb usb6: bus auto-suspend, wakeup 1
