@mitch101 That kernel panic is common with HP computers with Intel i series processors. You can either boot with cpus=1 or use a modified kernel to prevent it for occuring. Cpus=1 will limit your cpu to only using one of it's cores though, so it will hinder your computer's preformance. I consider the latter to be a much better option.
I wrote a utility a few months ago that can patch kernels to bypass the lapic kernel panic. You can patch the kernel on your USB with it. Here it isGo to the full post