linux-kernel - WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x542 (section: .text) -> poison

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Message-ID: <202401121450.TRN6qxCa-lkp@intel.com>
Date: Fri, 12 Jan 2024 14:57:58 +0800
From: kernel test robot <lkp@...el.com>
To: Peter Zijlstra <peterz@...radead.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-kernel@...r.kernel.org, Kees Cook <keescook@...omium.org>,
	Sami Tolvanen <samitolvanen@...gle.com>
Subject: WARNING: modpost: vmlinux: section mismatch in reference:
 __apply_fineibt+0x542 (section: .text) -> poison_endbr (section: .init.text)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   70d201a40823acba23899342d62bc2644051ad2e
commit: 04505bbbbb15da950ea0239e328a76a3ad2376e0 x86/fineibt: Poison ENDBR at +0
date:   6 months ago
config: x86_64-buildonly-randconfig-003-20240112 (https://download.01.org/0day-ci/archive/20240112/202401121450.TRN6qxCa-lkp@intel.com/config)
compiler: ClangBuiltLinux clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240112/202401121450.TRN6qxCa-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/oe-kbuild-all/202401121450.TRN6qxCa-lkp@intel.com/

All warnings (new ones prefixed by >>, old ones prefixed by <<):

WARNING: modpost: missing MODULE_DESCRIPTION() in vmlinux.o
WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x12f (section: .text) -> text_poke_early (section: .init.text)
WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x1d5 (section: .text) -> text_poke_early (section: .init.text)
WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x2ec (section: .text) -> text_poke_early (section: .init.text)
WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x3aa (section: .text) -> text_poke_early (section: .init.text)
WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x40b (section: .text) -> text_poke_early (section: .init.text)
WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x42b (section: .text) -> text_poke_early (section: .init.text)
WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x4e5 (section: .text) -> text_poke_early (section: .init.text)
WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x50c (section: .text) -> text_poke_early (section: .init.text)
>> WARNING: modpost: vmlinux: section mismatch in reference: __apply_fineibt+0x542 (section: .text) -> poison_endbr (section: .init.text)

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki