Comment 18 for bug 1418286

Rebooted, and same result

sander@superstreamer:~$ uname -a
Linux superstreamer 3.18.0-13-generic #14-Ubuntu SMP Fri Feb 6 09:55:14 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
sander@superstreamer:~$

sander@superstreamer:~$ dpkg -l | grep -e linux-image- -e "^|"
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
rc linux-image-3.18.0-12-generic 3.18.0-12.13 amd64 Linux kernel image for version 3.18.0 on 64 bit x86 SMP
ii linux-image-3.18.0-13-generic 3.18.0-13.14~lp1418286v1 amd64 Linux kernel image for version 3.18.0 on 64 bit x86 SMP
ii linux-image-3.19.0-031900-generic 3.19.0-031900.201502091451 amd64 Linux kernel image for version 3.19.0 on 64 bit x86 SMP
ii linux-image-3.19.0-031900-lowlatency 3.19.0-031900.201502091451 amd64 Linux kernel image for version 3.19.0 on 64 bit x86 SMP
ii linux-image-3.19.0-031900rc7-generic 3.19.0-031900rc7.201502020035 amd64 Linux kernel image for version 3.19.0 on 64 bit x86 SMP
ii linux-image-3.19.0-031900rc7-lowlatency 3.19.0-031900rc7.201502020035 amd64 Linux kernel image for version 3.19.0 on 64 bit x86 SMP
ii linux-image-3.19.0-994-generic 3.19.0-994.201502112105 amd64 Linux kernel image for version 3.19.0 on 64 bit x86 SMP
ii linux-image-3.19.0-999-generic 3.19.0-999.201502142105 amd64 Linux kernel image for version 3.19.0 on 64 bit x86 SMP
rc linux-image-extra-3.18.0-12-generic 3.18.0-12.13 amd64 Linux kernel extra modules for version 3.18.0 on 64 bit x86 SMP
ii linux-image-extra-3.18.0-13-generic 3.18.0-13.14~lp1418286v1 amd64 Linux kernel extra modules for version 3.18.0 on 64 bit x86 SMP
ii linux-image-generic 3.18.0.13.13 amd64 Generic Linux kernel image

I'll remove all 3.18 kernels, boot into 3.19, and reinstall your kernels.

sudo apt-get autoremove linux-image-3.18.0-12-generic linux-image-3.18.0-13-generic linux-image-extra-3.18.0-12-generic linux-image-extra-3.18.0-13-generic linux-image-generic