# gx745
[ 2716.232057] usb 6-4: new high-speed USB device number 2 using ehci-pci
[ 2716.373413] usb 6-4: New USB device found, idVendor=125f, idProduct=db8a
[ 2716.373415] usb 6-4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 2716.373417] usb 6-4: Product: ADATA USB Flash Drive
[ 2716.373418] usb 6-4: Manufacturer: ADATA
[ 2716.373421] usb 6-4: SerialNumber: 2680701100010054
[ 2716.430910] usb-storage 6-4:1.0: USB Mass Storage device detected
[ 2716.431012] scsi host6: usb-storage 6-4:1.0
[ 2716.431106] usbcore: registered new interface driver usb-storage
[ 2716.441263] usbcore: registered new interface driver uas
[ 2717.601967] scsi 6:0:0:0: Direct-Access     ADATA    USB Flash Drive  1100 PQ: 0 ANSI: 6
[ 2717.602024] scsi 6:0:0:0: alua: supports implicit and explicit TPGS
[ 2717.602027] scsi 6:0:0:0: alua: No target port descriptors found
[ 2717.602028] scsi 6:0:0:0: alua: Attach failed (-22)
[ 2717.602030] scsi 6:0:0:0: failed to add device handler: -22
[ 2717.602225] sd 6:0:0:0: Attached scsi generic sg2 type 0
[ 2717.609257] sd 6:0:0:0: [sdb] 30310400 512-byte logical blocks: (15.5 GB/14.5 GiB)
[ 2717.610331] sd 6:0:0:0: [sdb] Write Protect is off
[ 2717.610335] sd 6:0:0:0: [sdb] Mode Sense: 43 00 00 00
[ 2717.612457] sd 6:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 2717.619840]  sdb: sdb1
[ 2717.623959] sd 6:0:0:0: [sdb] Attached SCSI removable disk
[ 2747.988026] usb 6-4: reset high-speed USB device number 2 using ehci-pci
[ 2753.100035] usb 6-4: device descriptor read/64, error -110
[ 2768.316034] usb 6-4: device descriptor read/64, error -110
[ 2768.532036] usb 6-4: reset high-speed USB device number 2 using ehci-pci
[ 2768.656064] usb 6-4: device descriptor read/64, error -71
[ 2768.884024] usb 6-4: device descriptor read/64, error -71
[ 2769.100033] usb 6-4: reset high-speed USB device number 2 using ehci-pci
[ 2769.512035] usb 6-4: device not accepting address 2, error -71
[ 2769.624046] usb 6-4: reset high-speed USB device number 2 using ehci-pci
[ 2770.032035] usb 6-4: device not accepting address 2, error -71
[ 2770.032094] usb 6-4: USB disconnect, device number 2
[ 2770.040049] sd 6:0:0:0: [sdb] tag#0 FAILED Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK
[ 2770.040059] sd 6:0:0:0: [sdb] tag#0 CDB: Read(10) 28 00 01 ce 7d 28 00 00 30 00
[ 2770.040063] blk_update_request: I/O error, dev sdb, sector 30309672
[ 2770.040126] sd 6:0:0:0: [sdb] tag#0 FAILED Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK
[ 2770.040131] sd 6:0:0:0: [sdb] tag#0 CDB: Read(10) 28 00 01 ce 7d 60 00 00 50 00
[ 2770.040133] blk_update_request: I/O error, dev sdb, sector 30309728
[ 2770.244018] usb 6-4: new high-speed USB device number 3 using ehci-pci
[ 2770.368022] usb 6-4: device descriptor read/64, error -71
[ 2770.596026] usb 6-4: device descriptor read/64, error -71
[ 2770.812025] usb 6-4: new high-speed USB device number 4 using ehci-pci
[ 2770.936057] usb 6-4: device descriptor read/64, error -71
[ 2771.164073] usb 6-4: device descriptor read/64, error -71
[ 2771.380043] usb 6-4: new high-speed USB device number 5 using ehci-pci
[ 2771.792034] usb 6-4: device not accepting address 5, error -71
[ 2771.904029] usb 6-4: new high-speed USB device number 6 using ehci-pci
[ 2772.320034] usb 6-4: device not accepting address 6, error -71
[ 2772.320058] usb usb6-port4: unable to enumerate USB device
[ 2772.572026] usb 2-2: new full-speed USB device number 2 using uhci_hcd
[ 2772.692024] usb 2-2: device descriptor read/64, error -71
[ 2772.916019] usb 2-2: device descriptor read/64, error -71
[ 2773.132033] usb 2-2: new full-speed USB device number 3 using uhci_hcd
[ 2773.252035] usb 2-2: device descriptor read/64, error -71
[ 2773.476044] usb 2-2: device descriptor read/64, error -71
[ 2773.692095] usb 2-2: new full-speed USB device number 4 using uhci_hcd
[ 2774.100095] usb 2-2: device not accepting address 4, error -71
[ 2774.212074] usb 2-2: new full-speed USB device number 5 using uhci_hcd
[ 2774.620033] usb 2-2: device not accepting address 5, error -71
[ 2774.620054] usb usb2-port2: unable to enumerate USB device