make[4]: Entering directory '/build/lede-17.01/slaves/phase2/aarch64_armv8-a/build/sdk/build_dir/target-aarch64_armv8-a_musl-1.1.16/linux-arm64/linux-4.4.89'
  CC [M]  /build/lede-17.01/slaves/phase2/aarch64_armv8-a/build/sdk/build_dir/target-aarch64_armv8-a_musl-1.1.16/WireGuard-0.0.20171005/src/main.o
In file included from ./arch/arm64/include/asm/sysreg.h:23:0,
                 from ./arch/arm64/include/asm/cpufeature.h:13,
                 from ./arch/arm64/include/asm/hw_breakpoint.h:20,
                 from ./arch/arm64/include/asm/processor.h:33,
                 from ./arch/arm64/include/asm/spinlock.h:21,
                 from include/linux/spinlock.h:87,
                 from include/linux/mm_types.h:8,
                 from include/linux/kmemcheck.h:4,
                 from include/linux/skbuff.h:18,
                 from include/linux/ip.h:20,
                 from include/linux/if_tunnel.h:4,
                 from include/net/ip_tunnels.h:4,
                 from include/net/udp_tunnel.h:4,
                 from /build/lede-17.01/slaves/phase2/aarch64_armv8-a/build/sdk/build_dir/target-aarch64_armv8-a_musl-1.1.16/WireGuard-0.0.20171005/src/compat/udp_tunnel/udp_tunnel_partial_compat.h:132,
                 from /build/lede-17.01/slaves/phase2/aarch64_armv8-a/build/sdk/build_dir/target-aarch64_armv8-a_musl-1.1.16/WireGuard-0.0.20171005/src/compat/compat.h:41,
                 from <command-line>:0:
./arch/arm64/include/asm/opcodes.h:5:43: fatal error: ../../arm/include/asm/opcodes.h: No such file or directory
compilation terminated.
scripts/Makefile.build:258: recipe for target '/build/lede-17.01/slaves/phase2/aarch64_armv8-a/build/sdk/build_dir/target-aarch64_armv8-a_musl-1.1.16/WireGuard-0.0.20171005/src/main.o' failed
make[5]: *** [/build/lede-17.01/slaves/phase2/aarch64_armv8-a/build/sdk/build_dir/target-aarch64_armv8-a_musl-1.1.16/WireGuard-0.0.20171005/src/main.o] Error 1
Makefile:1405: recipe for target '_module_/build/lede-17.01/slaves/phase2/aarch64_armv8-a/build/sdk/build_dir/target-aarch64_armv8-a_musl-1.1.16/WireGuard-0.0.20171005/src' failed
make[4]: *** [_module_/build/lede-17.01/slaves/phase2/aarch64_armv8-a/build/sdk/build_dir/target-aarch64_armv8-a_musl-1.1.16/WireGuard-0.0.20171005/src] Error 2
make[4]: Leaving directory '/build/lede-17.01/slaves/phase2/aarch64_armv8-a/build/sdk/build_dir/target-aarch64_armv8-a_musl-1.1.16/linux-arm64/linux-4.4.89'
Makefile:114: recipe for target '/build/lede-17.01/slaves/phase2/aarch64_armv8-a/build/sdk/build_dir/target-aarch64_armv8-a_musl-1.1.16/WireGuard-0.0.20171005/.built' failed
make[3]: *** [/build/lede-17.01/slaves/phase2/aarch64_armv8-a/build/sdk/build_dir/target-aarch64_armv8-a_musl-1.1.16/WireGuard-0.0.20171005/.built] Error 2