This looks like the same bug 1294729
I've reverted commit 25cb36334e92312684f5cc18bfcf1eb96eb00485 and put test kernel packages in:
http://kernel.ubuntu.com/~cking/lp-1294729
Do you mind testing the appropriate 32 or 64 bit kernels and letting me know if this resolves the issue for you?
This looks like the same bug 1294729
I've reverted commit 25cb36334e92312 684f5cc18bfcf1e b96eb00485 and put test kernel packages in:
http:// kernel. ubuntu. com/~cking/ lp-1294729
Do you mind testing the appropriate 32 or 64 bit kernels and letting me know if this resolves the issue for you?