linux-kernel - Re: [tip:timers/core 1/8] WARNING: modpost: vmlinux.o(.text+0xc28c04): Section mismatch in reference from the function sock_from_file() to the variable .init.text:.LFB3599

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Date:   Mon, 9 May 2022 21:59:23 +0800
From:   Philip Li <philip.li@...el.com>
To:     kernel test robot <lkp@...el.com>
Cc:     Kurt Kanzenbach <kurt@...utronix.de>, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org, x86@...nel.org,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [tip:timers/core 1/8] WARNING: modpost:
 vmlinux.o(.text+0xc28c04): Section mismatch in reference from the function
 sock_from_file() to the variable .init.text:.LFB3599

On Mon, May 09, 2022 at 07:26:29PM +0800, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git timers/core
> head:   f4b62e1e1137507268c2c63dc4e6da279dc58e9f
> commit: 3dc6ffae2da201284cb24af66af77ee0bbb2efaa [1/8] timekeeping: Introduce fast accessor to clock tai
> config: riscv-randconfig-r042-20220509 (https://download.01.org/0day-ci/archive/20220509/202205091925.kRfA1mR4-lkp@intel.com/config)
> compiler: riscv32-linux-gcc (GCC) 11.3.0
> reproduce (this is a W=1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=3dc6ffae2da201284cb24af66af77ee0bbb2efaa
>         git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
>         git fetch --no-tags tip timers/core
>         git checkout 3dc6ffae2da201284cb24af66af77ee0bbb2efaa
>         # save the config file
>         mkdir build_dir && cp config build_dir/.config
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@...el.com>
> 
> All warnings (new ones prefixed by >>, old ones prefixed by <<):

Sorry, kindly ignore this report, which is a false positive. We will
block such report in future.

> 
> >> WARNING: modpost: vmlinux.o(.text+0xc28c04): Section mismatch in reference from the function sock_from_file() to the variable .init.text:.LFB3599
> The function sock_from_file() references
> the variable __init .LFB3599.
> This is often because sock_from_file lacks a __init
> annotation or the annotation of .LFB3599 is wrong.
> 
> Note: the below error/warnings can be found in parent commit:
> << WARNING: modpost: vmlinux.o(.text+0xbad7d2): Section mismatch in reference from the function comedi_proc_cleanup() to the variable .init.text:.L0
> << WARNING: modpost: vmlinux.o(.exit.text+0x8562): Section mismatch in reference from the function lirc_dev_exit() to the variable .init.text:.L0
> << WARNING: modpost: vmlinux.o(__ex_table+0x141c): Section mismatch in reference from the variable .L0 to the variable .debug_rnglists:.LLRL39
> 
> -- 
> 0-DAY CI Kernel Test Service
> https://01.org/lkp