root@xenon7:~# lsscsi 
[0:0:0:0]    disk    ATA      WDC WD5000AADS-0 4C05  /dev/sda 
[0:0:1:0]    disk    ATA      ST380811AS       E     /dev/sdb 
[1:0:0:0]    cd/dvd  TEAC     CD-224E          1.9A  /dev/sr0 
root@xenon7:~# fdisk -l /dev/sdb
fdisk: cannot open /dev/sdb: No such file or directory
root@xenon7:~# dmesg 
[2417543.904248] systemd-logind[1264]: Removed session 772.
[2417791.643297] systemd-logind[1264]: New session 774 of user root.
[2417801.976041] blk_update_request: I/O error, dev fd0, sector 0
[2417801.980005] floppy: error -5 while reading block 0
[2417802.012036] blk_update_request: I/O error, dev fd0, sector 0
[2417802.016004] floppy: error -5 while reading block 0