linux-kernel - Re: drivers/media/i2c/ccs/ccs.o: error: objtool: ccs_set_selection(): unexpected end of section .text.ccs_set

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Message-ID: <20251122013414.GA3094872@ax162>
Date: Fri, 21 Nov 2025 18:34:14 -0700
From: Nathan Chancellor <nathan@...nel.org>
To: kernel test robot <lkp@...el.com>
Cc: Josh Poimboeuf <jpoimboe@...nel.org>, oe-kbuild-all@...ts.linux.dev,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>
Subject: Re: drivers/media/i2c/ccs/ccs.o: error: objtool:
 ccs_set_selection(): unexpected end of section .text.ccs_set_selection

On Sat, Nov 22, 2025 at 08:41:37AM +0800, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   2eba5e05d9bcf4cdea995ed51b0f07ba0275794a
> commit: 188d90f817e13b66e03e110eb6f82e8f5f0d654b objtool: Append "()" to function name in "unexpected end of section" warning
> date:   8 months ago
> :::::: branch date: 4 hours ago
> :::::: commit date: 8 months ago
> config: x86_64-randconfig-101-20251122 (https://download.01.org/0day-ci/archive/20251122/202511220717.5HHMLUHG-lkp@intel.com/config)
> compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251122/202511220717.5HHMLUHG-lkp@intel.com/reproduce)
> 
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@...el.com>
> | Closes: https://lore.kernel.org/r/202511220717.5HHMLUHG-lkp@intel.com/
> 
> All errors (new ones prefixed by >>):
> 
> >> drivers/media/i2c/ccs/ccs.o: error: objtool: ccs_set_selection(): unexpected end of section .text.ccs_set_selection

That change obviously does not result in this warning/error. This
appears to be another divide by zero issue but based on my analysis so
far, I do not understand how...

https://github.com/ClangBuiltLinux/linux/issues/2129

Cheers,
Nathan