linux-kernel - Re: Linux 6.18 amdgpu build error

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Message-ID: <0425d7b4-76e4-4057-83a5-a7b17a051c54@linuxfoundation.org>
Date: Tue, 2 Dec 2025 14:01:36 -0700
From: Shuah Khan <skhan@...uxfoundation.org>
To: Guenter Roeck <linux@...ck-us.net>
Cc: Alexander Deucher <Alexander.Deucher@....com>,
 Linus Torvalds <torvalds@...ux-foundation.org>,
 Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
 amd-gfx@...ts.freedesktop.org, dri-devel <dri-devel@...ts.freedesktop.org>
Subject: Re: Linux 6.18 amdgpu build error

On 12/1/25 19:31, Guenter Roeck wrote:
> On Mon, Dec 01, 2025 at 03:17:49PM -0700, Shuah Khan wrote:
>> Hi Alex,
>>
>> I am seeing the following make error on Linux 6.18.
>> I started seeing build failures since rc7 and rc6
>> build was just fine on the same config file.
>>
>> LD [M]  drivers/gpu/drm/amd/amdgpu/amdgpu.o
>> drivers/gpu/drm/amd/amdgpu/amdgpu.o: error: objtool: elf_init_reloc: .rela.orc_unwind_ip: reloc 39935 already initialized!
>> make[6]: *** [scripts/Makefile.build:503: drivers/gpu/drm/amd/amdgpu/amdgpu.o] Error 255
>> make[6]: *** Deleting file 'drivers/gpu/drm/amd/amdgpu/amdgpu.o'
>> make[5]: *** [scripts/Makefile.build:556: drivers/gpu/drm/amd/amdgpu] Error 2
>> make[4]: *** [scripts/Makefile.build:556: drivers/gpu/drm] Error 2
>> make[3]: *** [scripts/Makefile.build:556: drivers/gpu] Error 2
>> make[2]: *** [scripts/Makefile.build:556: drivers] Error 2
>> make[1]: *** [/linux/linux_6.18/Makefile:2010: .] Error 2
>> make: *** [Makefile:248: __sub-make] Error 2
>>
>> I tried "make clean" and "make distclean" just in case, still see
>> the same error.
>>
> 
> My test system does not report any problems. What is the configuration
> and compiler ?
> 

My one test system didn't report any problems. The other one did.
I am using gcc and the config is the same as the one used to build
6.18-rc6 with no issues.

I will keep digging to find what's wrong on my system.

gcc version 14.2.0 (Debian 14.2.0-19)

thanks,
-- Shuah

View attachment "config_6.18" of type "text/plain" (220419 bytes)