> It's the "CONFIG_DEBUG_INFO_SPLIT" thing that makes faddr2line unable
> to see the inlining information,
>
> Using OPTIMIZE_INLINING is fine.
Good to know that!
It works for me. Perhaps your binutils is too old? It was
added at some point. Can you try upgrading?
% ./linux/scripts/faddr2line obj/vmlinux schedule+10
schedule+10/0x80:
schedule at arch/x86/include/asm/current.h:15
% addr2line --version
GNU addr2line version 2.27-24.fc26