Comment 15 for bug 1293152

I have tested util-linux 2.20.1-5.1ubuntu20.1 on two systems that were exhibiting symptoms of this bug and can verify that it is fixed in this version. I'll add the verification-done tag to this bug.

Details are below - let me know if anything else is needed.

On Dell M610 (mirrored drives on a CERC6i):

# lsb_release -rd
Description: Ubuntu 14.04 LTS
Release: 14.04

Prior to upgrade:
# /sbin/fstrim-all
SG_IO: bad/missing sense data, sb[]: 70 00 05 00 00 00 00 0b 00 00 00 00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

# apt-cache policy util-linux
util-linux:
  Installed: 2.20.1-5.1ubuntu20
  Candidate: 2.20.1-5.1ubuntu20
  Version table:
 *** 2.20.1-5.1ubuntu20 0
        500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages
        100 /var/lib/dpkg/status

After upgrading:
# /sbin/fstrim-all
(no output)

# apt-cache policy util-linux
util-linux:
  Installed: 2.20.1-5.1ubuntu20.1
  Candidate: 2.20.1-5.1ubuntu20.1
  Version table:
 *** 2.20.1-5.1ubuntu20.1 0
        500 http://archive.ubuntu.com/ubuntu/ trusty-proposed/main amd64 Packages
        100 /var/lib/dpkg/status
     2.20.1-5.1ubuntu20 0
        500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages

On VMware ESXi 5.5:

# lsb_release -rd
Description: Ubuntu 14.04 LTS
Release: 14.04

Prior to upgrade:
# /sbin/fstrim-all
SG_IO: bad/missing sense data, sb[]: 70 00 05 00 00 00 00 0a 00 00 00 00 20 00 00 c0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

# apt-cache policy util-linux
util-linux:
  Installed: 2.20.1-5.1ubuntu20
  Candidate: 2.20.1-5.1ubuntu20
  Version table:
 *** 2.20.1-5.1ubuntu20 0
        500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages
        100 /var/lib/dpkg/status

After upgrading:
# /sbin/fstrim-all
(no output)

# apt-cache policy util-linux
util-linux:
  Installed: 2.20.1-5.1ubuntu20.1
  Candidate: 2.20.1-5.1ubuntu20.1
  Version table:
 *** 2.20.1-5.1ubuntu20.1 0
        500 http://archive.ubuntu.com/ubuntu/ trusty-proposed/main amd64 Packages
        100 /var/lib/dpkg/status
     2.20.1-5.1ubuntu20 0
        500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages