[Bug ld/22764] [2.30 Regression] ld fails to link 4.13 and 4.15 kernels on aarch64-linux-gnu

[renlin.li at arm dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=22764

--- Comment #13 from Renlin Li <renlin.li at arm dot com> ---
(In reply to Arnd Bergmann from comment #11)
> I did some more testing with binutils-2.30 on arm64 randconfig kernels. One
> major issue I came across was CONFIG_MODVERSIONS, which causes an error for
> each exported symbol.
> 
...
> While changing one of the .S files, I also ran into a linker crash:
> 
>  aarch64-linux-ld: arch/arm64/kernel/head.o: relocation R_AARCH64_ABS32
> against `__rela_offset' can not be used when making a shared object
> 11:39 PM cross-gcc/bin/aarch64-linux-ld: BFD (GNU Binutils) 2.30 internal
> error, aborting at /home/arnd/git/binutils/bfd/elfnn-aarch64.c:5279 in
> elf64_aarch64_final_link_relocate
> 11:40 PM aarch64-linux-ld: Please report this bug.
> 
> This evidently was caused by the same two instructions that came up earlier:
> 
>        ldr     w9, =__rela_offset              // offset to reloc table
>        ldr     w10, =__rela_size               // size of reloc table
> 
> After commenting these out, I got no further crashes.

Hi Arnd,

I could not reproduce the linker crash you described here.
Do you have a minimum testcase for this issues?

Thanks!

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