linux-kernel - [ardb:arm32-ftrace-fixes 41/50] WARNING: modpost: vmlinux.o(.text+0x3aec0): Section mismatch in reference from the function ftrace_make_call() to the function .init.text:ftrace_caller_from

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Message-ID: <202201271012.knG6huUI-lkp@intel.com>
Date:   Thu, 27 Jan 2022 10:42:57 +0800
From:   kernel test robot <lkp@...el.com>
To:     Ard Biesheuvel <ardb@...nel.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [ardb:arm32-ftrace-fixes 41/50] WARNING: modpost:
 vmlinux.o(.text+0x3aec0): Section mismatch in reference from the function
 ftrace_make_call() to the function .init.text:ftrace_caller_from_init()

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git arm32-ftrace-fixes
head:   db81a4be9a228c6d728b5e10ada88553cc72a001
commit: 3266348765f2d19ca7605c25f50ee04fd4a5decf [41/50] ARM: ftrace: use trampolines to keep .init.text in branching range
config: arm-allyesconfig (https://download.01.org/0day-ci/archive/20220127/202201271012.knG6huUI-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
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/ardb/linux.git/commit/?id=3266348765f2d19ca7605c25f50ee04fd4a5decf
        git remote add ardb git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git
        git fetch --no-tags ardb arm32-ftrace-fixes
        git checkout 3266348765f2d19ca7605c25f50ee04fd4a5decf
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm 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 <<):

>> WARNING: modpost: vmlinux.o(.text+0x3aec0): Section mismatch in reference from the function ftrace_make_call() to the function .init.text:ftrace_caller_from_init()
The function ftrace_make_call() references
the function __init ftrace_caller_from_init().
This is often because ftrace_make_call lacks a __init
annotation or the annotation of ftrace_caller_from_init is wrong.
--
>> WARNING: modpost: vmlinux.o(.text+0x3aec4): Section mismatch in reference from the function ftrace_make_call() to the function .init.text:ftrace_regs_caller_from_init()
The function ftrace_make_call() references
the function __init ftrace_regs_caller_from_init().
This is often because ftrace_make_call lacks a __init
annotation or the annotation of ftrace_regs_caller_from_init is wrong.
--
>> WARNING: modpost: vmlinux.o(.text+0x3b178): Section mismatch in reference from the function ftrace_modify_call() to the function .init.text:ftrace_caller_from_init()
The function ftrace_modify_call() references
the function __init ftrace_caller_from_init().
This is often because ftrace_modify_call lacks a __init
annotation or the annotation of ftrace_caller_from_init is wrong.
--
>> WARNING: modpost: vmlinux.o(.text+0x3b17c): Section mismatch in reference from the function ftrace_modify_call() to the function .init.text:ftrace_regs_caller_from_init()
The function ftrace_modify_call() references
the function __init ftrace_regs_caller_from_init().
This is often because ftrace_modify_call lacks a __init
annotation or the annotation of ftrace_regs_caller_from_init is wrong.
--
>> WARNING: modpost: vmlinux.o(.text+0x3b484): Section mismatch in reference from the function ftrace_make_nop() to the function .init.text:ftrace_caller_from_init()
The function ftrace_make_nop() references
the function __init ftrace_caller_from_init().
This is often because ftrace_make_nop lacks a __init
annotation or the annotation of ftrace_caller_from_init is wrong.
--
>> WARNING: modpost: vmlinux.o(.text+0x3b488): Section mismatch in reference from the function ftrace_make_nop() to the function .init.text:ftrace_regs_caller_from_init()
The function ftrace_make_nop() references
the function __init ftrace_regs_caller_from_init().
This is often because ftrace_make_nop lacks a __init
annotation or the annotation of ftrace_regs_caller_from_init is wrong.

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org