ubuntu_bpf test build failed with "error: invalid operand for instruction" on J-aws-6.5

[Po-Hsu Lin]

Issue found with J-aws-6.5.0-1008

Test build failed with:
  CLNG-BPF [test_maps] uninit_stack.bpf.o
  CLNG-BPF [test_maps] user_ringbuf_fail.bpf.o
  CLNG-BPF [test_maps] user_ringbuf_success.bpf.o
  CLNG-BPF [test_maps] verifier_and.bpf.o
make[1]: Leaving directory '/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf'
make: Leaving directory '/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests'
stderr:
progs/verifier_and.c:58:16: error: invalid operand for instruction
        asm volatile (" \
                      ^
:1:184: note: instantiated into assembly here
                                                        r1 = 0; *(u64*)(r10 - 8) = r1; r2 = r10; r2 += -8; r1 = map_hash_48b ll; call 1; if r0 == 0 goto l0_1; r1 = *(u32*)(r0 + 0); r9 = 1; w1 %= 2; w1 += 1; w9 &= w1; w9 += 1; w9 >>= 1; w3 = 1; w3 -= w9; w3 *= 0x10000000; r0 += r3; *(u32*)(r0 + 0) = r3; l0_1: r0 = r0; exit;
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   ^ 1 error generated.
make[1]: *** [Makefile:577: /home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/verifier_and.bpf.o] Error 1
make: *** [Makefile:169: all] Error 2

This is the first time we run sru for J-aws-6.5
This build issue is affecting ubuntu_kernel_selftests as well, as some tests require bpf selftest to be built first.