linux-kernel - arch/loongarch/kernel/machine_kexec.o: warning: objtool: kexec_shutdown_secondary+0x60: stack state mismatch: cfa1=3+0 cfa2=3+16

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Message-ID: <202501121943.oXLOT3f0-lkp@intel.com>
Date: Sun, 12 Jan 2025 19:50:31 +0800
From: kernel test robot <lkp@...el.com>
To: Brian Norris <briannorris@...omium.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Yury Norov <yury.norov@...il.com>, Kees Cook <kees@...nel.org>,
	Nathan Chancellor <nathan@...nel.org>
Subject: arch/loongarch/kernel/machine_kexec.o: warning: objtool:
 kexec_shutdown_secondary+0x60: stack state mismatch: cfa1=3+0 cfa2=3+16

Hi Brian,

FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   b62cef9a5c673f1b8083159f5dc03c1c5daced2f
commit: ab6b1010dab68f6d4bf063517db4ce2d63554bc6 cpumask: Switch from inline to __always_inline
date:   5 months ago
config: loongarch-randconfig-r131-20250112 (https://download.01.org/0day-ci/archive/20250112/202501121943.oXLOT3f0-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 14.2.0
reproduce: (https://download.01.org/0day-ci/archive/20250112/202501121943.oXLOT3f0-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/202501121943.oXLOT3f0-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> arch/loongarch/kernel/machine_kexec.o: warning: objtool: kexec_shutdown_secondary+0x60: stack state mismatch: cfa1=3+0 cfa2=3+16
   arch/loongarch/kernel/machine_kexec.o: warning: objtool: .text: unexpected end of section

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