dmesgはポータブルディスクをチェックします。

dmesg -Tポータブルディスクと結果確認の実行

[Fri Aug 30 21:31:24 2019] usb 2-1: New USB device found, idVendor=1058, idProduct=07a8, bcdDevice=10.42
[Fri Aug 30 21:31:24 2019] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[Fri Aug 30 21:31:24 2019] usb 2-1: Product: My Passport 07A8
[Fri Aug 30 21:31:24 2019] usb 2-1: Manufacturer: Western Digital
[Fri Aug 30 21:31:24 2019] usb 2-1: SerialNumber: 57584E314535335953313736
[Fri Aug 30 21:31:24 2019] usb-storage 2-1:1.0: USB Mass Storage device detected
[Fri Aug 30 21:31:24 2019] scsi host1: usb-storage 2-1:1.0
[Fri Aug 30 21:31:25 2019] scsi 1:0:0:0: Direct-Access     WD       My Passport 07A8 1042 PQ: 0 ANSI: 6
[Fri Aug 30 21:31:25 2019] scsi 1:0:0:1: Enclosure         WD       SES Device       1042 PQ: 0 ANSI: 6
[Fri Aug 30 21:31:29 2019] xhci_hcd 0000:00:14.0: Timeout while waiting for setup device command
[Fri Aug 30 21:31:29 2019] sd 1:0:0:0: Attached scsi generic sg1 type 0
[Fri Aug 30 21:31:29 2019] ses 1:0:0:1: Attached Enclosure device
[Fri Aug 30 21:31:29 2019] ses 1:0:0:1: Attached scsi generic sg2 type 13
[Fri Aug 30 21:31:29 2019] sd 1:0:0:0: [sdb] Spinning up disk...
[Fri Aug 30 21:31:30 2019] .
[Fri Aug 30 21:31:35 2019] xhci_hcd 0000:00:14.0: Timeout while waiting for setup device command
[Fri Aug 30 21:31:35 2019] ses 1:0:0:1: Failed to get diagnostic page 0x1
[Fri Aug 30 21:31:35 2019] ses 1:0:0:1: Failed to bind enclosure -19
[Fri Aug 30 21:31:35 2019] usb 2-3: device not accepting address 31, error -62
[Fri Aug 30 21:31:36 2019] .
[Fri Aug 30 21:31:40 2019] xhci_hcd 0000:00:14.0: Timeout while waiting for setup device command
[Fri Aug 30 21:31:40 2019] ready
[Fri Aug 30 21:31:46 2019] xhci_hcd 0000:00:14.0: Timeout while waiting for setup device command
[Fri Aug 30 21:31:46 2019] usb 2-3: device not accepting address 32, error -62
[Fri Aug 30 21:31:46 2019] usb usb2-port3: attempt power cycle
[Fri Aug 30 21:31:52 2019] xhci_hcd 0000:00:14.0: Timeout while waiting for setup device command
[Fri Aug 30 21:31:58 2019] xhci_hcd 0000:00:14.0: Timeout while waiting for setup device command
[Fri Aug 30 21:31:58 2019] usb 2-3: device not accepting address 33, error -62
[Fri Aug 30 21:32:03 2019] xhci_hcd 0000:00:14.0: Timeout while waiting for setup device command
[Fri Aug 30 21:32:09 2019] xhci_hcd 0000:00:14.0: Timeout while waiting for setup device command
[Fri Aug 30 21:32:09 2019] usb 2-3: device not accepting address 34, error -62
[Fri Aug 30 21:32:09 2019] usb usb2-port3: unable to enumerate USB device
[Fri Aug 30 21:34:40 2019] sd 1:0:0:0: timing out command, waited 180s
[Fri Aug 30 21:37:40 2019] sd 1:0:0:0: timing out command, waited 180s

破損していますか？修正できますか？

または実行lsblk中は表示されませんfdisk -l。