On Sat, Jul 26, 2014 at 11:53:08AM +0000, Build bot for Mark Brown wrote:
arm64-allmodconfig collect2: error: ld returned 1 exit status ../kernel/bpf/core.c:509:1: error: insn does not satisfy its constraints: ../kernel/bpf/core.c:509:1: internal compiler error: in reload_cse_simplify_operands, at postreload.c:411
I dropped the compiler I'm using for these builds from GCC 4.9 back to GCC 4.8 which avoids these issues.