CC: [email protected] CC: [email protected] TO: Nanyong Sun <[email protected]> CC: Palmer Dabbelt <[email protected]>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: af4cf6a5689a9ecc21722cb2bb6220dcaee89c6e commit: e88b333142e4aba7410d6d3292ad97b3a8588bfe riscv: mm: add THP support on 64-bit date: 7 weeks ago :::::: branch date: 3 hours ago :::::: commit date: 7 weeks ago config: riscv-randconfig-s032-20210710 (attached as .config) compiler: riscv64-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: v0.6.3-341-g8af24329-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e88b333142e4aba7410d6d3292ad97b3a8588bfe git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout e88b333142e4aba7410d6d3292ad97b3a8588bfe # 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__' O=build_dir ARCH=riscv SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> sparse warnings: (new ones prefixed by >>) mm/huge_memory.c:1639:20: sparse: sparse: context imbalance in 'madvise_free_huge_pmd' - unexpected unlock mm/huge_memory.c:1676:28: sparse: sparse: context imbalance in 'zap_huge_pmd' - unexpected unlock mm/huge_memory.c:1786:28: sparse: sparse: context imbalance in 'move_huge_pmd' - unexpected unlock mm/huge_memory.c:1890:20: sparse: sparse: context imbalance in 'change_huge_pmd' - unexpected unlock mm/huge_memory.c:1900:12: sparse: sparse: context imbalance in '__pmd_trans_huge_lock' - wrong count at exit mm/huge_memory.c:2510:29: sparse: sparse: context imbalance in '__split_huge_page' - unexpected unlock mm/huge_memory.c: note: in included file (through include/linux/irqflags.h, arch/riscv/include/asm/bitops.h, include/linux/bitops.h, ...): >> arch/riscv/include/asm/irqflags.h:22:9: sparse: sparse: context imbalance in >> 'split_huge_page_to_list' - different lock contexts for basic block vim +/split_huge_page_to_list +22 arch/riscv/include/asm/irqflags.h 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 18 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 19 /* unconditionally enable interrupts */ 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 20 static inline void arch_local_irq_enable(void) 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 21 { a4c3733d32a72f Christoph Hellwig 2019-10-28 @22 csr_set(CSR_STATUS, SR_IE); 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 23 } 6d60b6ee0c9777 Palmer Dabbelt 2017-07-10 24 :::::: The code at line 22 was first introduced by commit :::::: a4c3733d32a72f11dee86d0731d7565aa6ebe22d riscv: abstract out CSR names for supervisor vs machine mode :::::: TO: Christoph Hellwig <[email protected]> :::::: CC: Paul Walmsley <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
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