tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   bfe91da29bfad9941d5d703d45e29f0812a20724
commit: 80591e61a0f7e88deaada69844e4a31280c4a38f kbuild: tell sparse about the 
$ARCH
date:   8 months ago
config: nios2-randconfig-s031-20200707 (attached as .config)
compiler: nios2-linux-gcc (GCC) 9.3.0
reproduce:
        wget 
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.2-31-gabbfd661-dirty
        git checkout 80591e61a0f7e88deaada69844e4a31280c4a38f
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 
CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=nios2 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>


sparse warnings: (new ones prefixed by >>)

>> arch/nios2/include/asm/irqflags.h:12:9: sparse: sparse: context imbalance in 
>> 'move_pages_to_lru' - unexpected unlock
   arch/nios2/include/asm/irqflags.h:12:9: sparse: sparse: context imbalance in 
'check_move_unevictable_pages' - unexpected unlock

vim +/move_pages_to_lru +12 arch/nios2/include/asm/irqflags.h

f27ffc751ca5d2 Ley Foon Tan 2014-11-06   9  
f27ffc751ca5d2 Ley Foon Tan 2014-11-06  10  static inline unsigned long 
arch_local_save_flags(void)
f27ffc751ca5d2 Ley Foon Tan 2014-11-06  11  {
f27ffc751ca5d2 Ley Foon Tan 2014-11-06 @12      return RDCTL(CTL_STATUS);
f27ffc751ca5d2 Ley Foon Tan 2014-11-06  13  }
f27ffc751ca5d2 Ley Foon Tan 2014-11-06  14  

:::::: The code at line 12 was first introduced by commit
:::::: f27ffc751ca5d216a347084996c70452a4e185a4 nios2: Interrupt handling

:::::: TO: Ley Foon Tan <[email protected]>
:::::: CC: Ley Foon Tan <[email protected]>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/[email protected]

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