>From your boot dmesg contents:
...
[ 12.118275] snd_hda_intel: Unknown symbol snd_ctl_add_slave
[ 12.119723] snd_hda_intel: Unknown symbol snd_card_new
[ 12.136091] snd_usb_audio: Unknown symbol snd_card_new
[ 12.139626] snd_usb_audio: Unknown symbol snd_card_new
...
These errors do not a
** Attachment added: "BootDmesg.txt"
http://launchpadlibrarian.net/25755322/BootDmesg.txt
** Attachment added: "CurrentDmesg.txt"
http://launchpadlibrarian.net/25755323/CurrentDmesg.txt
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/25755324/Dependencies.txt
** A
