arch/arm64/kvm/hyp/nvhe/stacktrace.c:10:1: sparse: sparse: symbol '__pcpu_scope_overflow_stack' was not declared. Should it be static?
From: kernel test robot
Date: Wed Jan 18 2023 - 11:41:07 EST
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: c1649ec55708ae42091a2f1bca1ab49ecd722d55
commit: 548ec3336f323db56260b312c232ab37285f0284 KVM: arm64: On stack overflow switch to hyp overflow_stack
date: 6 months ago
config: arm64-randconfig-s053-20230118 (https://download.01.org/0day-ci/archive/20230119/202301190044.0RtHssbW-lkp@xxxxxxxxx/config)
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=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm64 olddefconfig
COMPILER_INSTALL_PATH=$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/kvm/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
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
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https://github.com/intel/lkp-tests