Re: [Linaro-TCWG-CI] llvmorg-20-init-18802-gee99c4d4845d: Failure on aarch64

[Nathan Chancellor <nathan@kernel.org>]

On Fri, Jan 24, 2025 at 06:55:49AM +0000, ci_notify@linaro.org wrote:
> Dear contributor,
> 
> Our automatic CI has detected problems related to your patch(es). Please find some details below.
> 
> In tcwg_kernel/llvm-master-aarch64-stable-allmodconfig, after:
>   | commit llvmorg-20-init-18802-gee99c4d4845d
>   | Author: SivanShani-Arm <sivan.shani@arm.com>
>   | Date:   Thu Jan 23 09:46:59 2025 +0000
>   | 
>   |     [LLVM][Clang][AArch64] Implement AArch64 build attributes (#123990)
>   |     
>   |     - Added support for AArch64-specific build attributes.
>   |     - Print AArch64 build attributes to assembly.
>   |     - Emit AArch64 build attributes to ELF.
>   | ... 2 lines of the commit log omitted.
> 
> Produces Failure:
>   | Results changed to
>   | # reset_artifacts:
>   | -10
>   | # build_abe binutils:
>   | -9
>   | # build_kernel_llvm:
>   | -5
>   | # build_abe qemu:
>   | -2
>   | # linux_n_obj:
>   | 40
>   | 
>   | From
>   | # reset_artifacts:
>   | -10
>   | # build_abe binutils:
>   | -9
>   | # build_kernel_llvm:
>   | -5
>   | # build_abe qemu:
>   | -2
>   | # linux_n_obj:
>   | 25849
> 
> Used configuration :
>  tcwg_kernel/llvm-master-aarch64-stable-allmodconfig
> 
> We track this bug report under https://linaro.atlassian.net/browse/LLVM-1530. Please let us know if you have a fix.
> 
> If you have any questions regarding this report, please ask on linaro-toolchain@lists.linaro.org mailing list.
> 
> -----------------8<--------------------------8<--------------------------8<--------------------------
> 
> The information below contains the details of the failures, and the ways to reproduce a debug environment:
> 
> 
> 
> Current build   : https://ci.linaro.org/job/tcwg_kernel--llvm-master-aarch64-stable-allmodconfig-build/252/artifact/artifacts
> Reference build : https://ci.linaro.org/job/tcwg_kernel--llvm-master-aarch64-stable-allmodconfig-build/251/artifact/artifacts
> 
> Instruction to reproduce the build : https://git-us.linaro.org/toolchain/ci/interesting-commits.git/plain/llvm/sha1/ee99c4d4845db66c4daa2373352133f4b237c942/tcwg_kernel/llvm-master-aarch64-stable-allmodconfig/reproduction_instructions.txt
> 
> Full commit : https://github.com/llvm/llvm-project/commit/ee99c4d4845db66c4daa2373352133f4b237c942

Thanks for the report, this change needs adaption on the kernel side:

https://lore.kernel.org/20250124-arm64-handle-arm-attributes-in-linker-script-v1-1-74135b6cf349@kernel.org/

Cheers,
Nathan