x86-urgent-2020-09-06

 - Fix more generic entry code ABI fallout
 - Fix debug register handling bugs
 - Fix vmalloc mappings on 32-bit kernels
 - Fix kprobes instrumentation output on 32-bit kernels
 - Fix over-eager WARN_ON_ONCE() on !SMAP hardware
 - Fix NUMA debugging
 - Fix Clang related crash on !RETPOLINE kernels

Signed-off-by: Ingo Molnar <mingo@kernel.org>