Re: [kernel] 5.10.148 / 5.19.16 - pahole 1.24: BTFIDS vmlinux,FAILED: load BTF from vmlinux: Invalid argument

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On 10/15/22 13:48, Philip Müller wrote:
> Hi all,
> 
> I just got the following error for 5.10.148 and 5.19.16 when compiling
> with pahole 1.24 on CONFIG_DEBUG_INFO_BTF=y:
> 
>   BTFIDS  vmlinux
> FAILED: load BTF from vmlinux: Invalid argument
> make: *** [Makefile:1168: vmlinux] Error 255
> make: *** Deleting file 'vmlinux'
> 
> similar to:
> https://lore.kernel.org/bpf/20220825171620.cioobudss6ovyrkc@xxxxxxxxxxxx/t/
> 
> For 5.19 I applied the following patch:
> https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/plain/releases/5.15.66/kbuild-add-skip_encoding_btf_enum64-option-to-pahole.patch
> 
> I wonder what is needed to get 5.10 kernel series compiled and if 5.19
> really doesn't support enum64.
> 

This was buried for a month or so but I think it might fix the issue for
5.19

https://lore.kernel.org/bpf/20220916171234.841556-1-yakoyoku@xxxxxxxxx/



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