linux-kernel - arch/arm64/kvm/hyp/nvhe/stacktrace.c:10:1: sparse: sparse: symbol '__pcpu_scope_overflow_stack' was not declared. Should it be static?

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Message-ID: <202209241055.kprap6RR-lkp@intel.com>
Date:   Sat, 24 Sep 2022 12:21:33 +0800
From:   kernel test robot <lkp@...el.com>
To:     Kalesh Singh <kaleshsingh@...gle.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Marc Zyngier <maz@...nel.org>, Fuad Tabba <tabba@...gle.com>
Subject: arch/arm64/kvm/hyp/nvhe/stacktrace.c:10:1: sparse: sparse: symbol
 '__pcpu_scope_overflow_stack' was not declared. Should it be static?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   a63f2e7cb1107ab124f80407e5eb8579c04eb7a9
commit: 548ec3336f323db56260b312c232ab37285f0284 KVM: arm64: On stack overflow switch to hyp overflow_stack
date:   9 weeks ago
config: arm64-randconfig-s053-20220923
compiler: aarch64-linux-gcc (GCC) 12.1.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=548ec3336f323db56260b312c232ab37285f0284
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 548ec3336f323db56260b312c232ab37285f0284
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 SHELL=/bin/bash arch/arm64/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

sparse warnings: (new ones prefixed by >>)
>> arch/arm64/kvm/hyp/nvhe/stacktrace.c:10:1: sparse: sparse: symbol '__pcpu_scope_overflow_stack' was not declared. Should it be static?

vim +/__pcpu_scope_overflow_stack +10 arch/arm64/kvm/hyp/nvhe/stacktrace.c

  > 10	#include <asm/percpu.h>
    11	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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