Comment 100 for bug 1021375

Just occurred today:

16.04.2 LTS (Xenial Xerus)
4.8.0-54-generic

Same Thumbdrive is accessible and writeable:
14.04.05 Trusty Tahr
4.4.0-79-generic

Unable to mount other USB Drives:

Example:"Device /dev/sdc1 is already mounted at `/media/ubuntu/Debian 8.8.0 amd64 1'"

Here is the output of lsusb:

Bus 002 Device 002: ID 8087:8000 Intel Corp.
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:8008 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 004: ID 05e3:0610 Genesys Logic, Inc. 4-port hub
Bus 003 Device 014: ID 18a5:0304 Verbatim, Ltd
Bus 003 Device 003: ID 05d9:a795 Axiohm Transaction Solutions
Bus 003 Device 002: ID 7392:a812 Edimax Technology Co., Ltd
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub