goodbye@cruelworld:~$ dmesg
[ 101.132000] usb 5-1: new high speed USB device using ehci_hcd and address 5
[ 101.264000] usb 5-1: configuration #1 chosen from 1 choice
[ 101.264000] scsi4 : SCSI emulation for USB Mass Storage devices
[ 101.264000] usb-storage: device found at 5
[ 101.264000] usb-storage: waiting for device to settle before scanning
[ 106.264000] usb-storage: device scan complete
[ 106.264000] scsi 4:0:0:0: Direct-Access USBest USB2FlashStorage 0.00 PQ: 0 ANSI: 2
[ 106.264000] sd 4:0:0:0: Attached scsi removable disk sdb
[ 106.264000] sd 4:0:0:0: Attached scsi generic sg2 type 0
goodbye@cruelworld:~$ sudo mkdir /media/flash
goodbye@cruelworld:~$ sudo mount /dev/sg2 /media/flash/
mount: /dev/sg2 не является блочным устройством
goodbye@cruelworld:~$ sudo mount /dev/sdb /media/flash/
mount: No medium found
shred: /dev/sdb: не удалось открыть для чтения: No medium found
goodbye@cruelworld:~$ file /dev/sdb
/dev/sdb: block special (8/16)
goodbye@cruelworld:~$ sudo hdparm /dev/sdb
/dev/sdb:
readonly = 0 (off)
readahead = 256 (on)
geometry = 1024/0/62, sectors = 0, start = 0
goodbye@cruelworld:~$ sudo shred /dev/sdb
shred: /dev/sdb: не удалось открыть для чтения: No medium found