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

From: Philip Li
Date: Mon May 09 2022 - 10:01:54 EST


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@xxxxxxxxx/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@xxxxxxxxx>
>
> 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