It's probably my fault, but I can't figure out how.
warning: File listed twice:
warning: File listed twice: /usr/src/kernels/2.6.35-0.51.rc5.git6.fc14.x86_64/.config
warning: File listed twice: /usr/src/kernels/2.6.35-0.51.rc5.git6.fc14.x86_64/Makefile
When I do 'make x86_64' in devel right now, I don't get those.
But it's also not building kernel-debug, which you mentioned.
Did you use --with debug and/or fiddle your kernel.spec?
It's hard to see how that should make it happen either.
kernel-debug-devel would have