[   90.470848] usb 6-2: new SuperSpeed USB device number 2 using xhci_hcd
[   90.603553] usb-storage 6-2:1.0: USB Mass Storage device detected
[   90.603831] scsi host6: usb-storage 6-2:1.0
[   90.603996] usbcore: registered new interface driver usb-storage
[   90.606479] usbcore: registered new interface driver uas
[   91.751455] scsi 6:0:0:0: Direct-Access     ADATA    USB Flash Drive  1100 PQ: 0 ANSI: 6
[   91.752936] sd 6:0:0:0: [sdc] 30310400 512-byte logical blocks: (15.5 GB/14.5 GiB)
[   91.753590] sd 6:0:0:0: [sdc] Write Protect is off
[   91.753596] sd 6:0:0:0: [sdc] Mode Sense: 43 00 00 00
[   91.754230] sd 6:0:0:0: [sdc] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[   91.759271]  sdc: sdc1
[   91.762339] sd 6:0:0:0: [sdc] Attached SCSI removable disk
[  129.684220] usb 6-2: Device not responding to setup address.
[  136.730417] usb 6-2: Device not responding to setup address.
[  136.934292] usb 6-2: device not accepting address 2, error -71
[  143.954256] usb 6-2: Device not responding to setup address.
[  150.981241] usb 6-2: Device not responding to setup address.
[  151.188402] usb 6-2: device not accepting address 2, error -71
[  151.408839] usb 6-2: Device not responding to setup address.
[  151.615381] usb 6-2: Device not responding to setup address.
[  151.828439] usb 6-2: device not accepting address 2, error -71
[  152.025473] usb 6-2: Device not responding to setup address.
[  152.255359] usb 6-2: Device not responding to setup address.
[  152.468467] usb 6-2: device not accepting address 2, error -71
[  152.521929] usb 6-2: USB disconnect, device number 2
[  152.558490] sd 6:0:0:0: [sdc] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x01 driverbyte=0x00
[  152.558496] sd 6:0:0:0: [sdc] tag#0 CDB: opcode=0x28 28 00 01 ce 7d 28 00 00 30 00
[  152.558499] blk_update_request: I/O error, dev sdc, sector 30309672
[  152.558578] sd 6:0:0:0: [sdc] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x01 driverbyte=0x00
[  152.558582] sd 6:0:0:0: [sdc] tag#0 CDB: opcode=0x28 28 00 01 ce 7d 60 00 00 50 00
[  152.558584] blk_update_request: I/O error, dev sdc, sector 30309728
[  152.782048] usb 6-2: Device not responding to setup address.
[  152.988734] usb 6-2: Device not responding to setup address.
[  153.195174] usb 6-2: device not accepting address 3, error -71
[  153.392130] usb 6-2: Device not responding to setup address.
[  153.598766] usb 6-2: Device not responding to setup address.
[  153.805201] usb 6-2: device not accepting address 4, error -71
[  154.002162] usb 6-2: Device not responding to setup address.
[  154.208783] usb 6-2: Device not responding to setup address.
[  154.415236] usb 6-2: device not accepting address 5, error -71
[  154.612140] usb 6-2: Device not responding to setup address.
[  154.818819] usb 6-2: Device not responding to setup address.
[  155.025267] usb 6-2: device not accepting address 6, error -71
[  155.051984] usb usb6-port2: unable to enumerate USB device
[  155.052311] xhci_hcd 0000:03:00.0: Stop endpoint command completion for disabled slot 1