Флешка несколько лет работала без проблем, а со вчера:
[ 1340.827036] usb 1-4: new high-speed USB device number 3 using ehci_hcd
[ 1340.943058] scsi2 : usb-storage 1-4:1.0
[ 1341.944784] scsi 2:0:0:0: Direct-Access Generic USB Flash Disk 7.76 PQ: 0 ANSI: 2
[ 1341.948529] sd 2:0:0:0: Attached scsi generic sg1 type 0
[ 1341.950660] sd 2:0:0:0: [sdb] Attached SCSI removable disk
[ 1344.586034] usb 1-4: reset high-speed USB device number 3 using ehci_hcd
[ 1344.649373] usb 1-4: USB disconnect, device number 3
[ 1344.861034] usb 1-4: new high-speed USB device number 4 using ehci_hcd
[ 1344.924224] hub 1-0:1.0: unable to enumerate USB device on port 4
[ 1345.083361] hub 1-0:1.0: unable to enumerate USB device on port 4
[ 1345.293032] usb 1-4: new high-speed USB device number 6 using ehci_hcd
[ 1345.407030] usb 1-4: device descriptor read/64, error -71
[ 1345.622031] usb 1-4: device descriptor read/64, error -71
[ 1345.774343] hub 1-0:1.0: unable to enumerate USB device on port 4
[ 1345.933333] hub 1-0:1.0: unable to enumerate USB device on port 4
[ 1346.143032] usb 1-4: new high-speed USB device number 9 using ehci_hcd
...
