tree: https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git nvdimm-meta head: 33041d6ea183e8b2677af33ff7bd08b872c7a62d commit: 6f1570dcb4e7c91cae320b058be6aff3576e4858 [10/13] bcache: initialize bcache journal for NVDIMM meta device config: parisc-randconfig-r011-20210209 (attached as .config) compiler: hppa-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git/c... git remote add bcache https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git git fetch --no-tags bcache nvdimm-meta git checkout 6f1570dcb4e7c91cae320b058be6aff3576e4858 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): drivers/md/bcache/journal.c: In function 'find_journal_nvm_base': drivers/md/bcache/journal.c:997:21: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] 997 | if (cur->kaddr == (void *)ca->sb.d[0]) { | ^ drivers/md/bcache/journal.c: In function '__bch_journal_nvdimm_init': drivers/md/bcache/journal.c:1058:4: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 1058 | (u64)(journal_nvm_base + (ca->sb.bucket_size * i)); | ^ In function 'get_nvdimm_journal_space', inlined from '__bch_journal_nvdimm_init' at drivers/md/bcache/journal.c:1045:21, inlined from 'bch_journal_init' at drivers/md/bcache/journal.c:1076:9: 1034 | memset(ret, 0, (1 << order) * PAGE_SIZE); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/string.h:21, from include/linux/uuid.h:12, from include/linux/mod_devicetable.h:13, from arch/parisc/include/asm/hardware.h:5, from arch/parisc/include/asm/processor.h:16, from arch/parisc/include/asm/spinlock.h:7, from arch/parisc/include/asm/atomic.h:22, from include/linux/atomic.h:7, from arch/parisc/include/asm/bitops.h:13, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/wait.h:7, from include/linux/wait_bit.h:8, from include/linux/fs.h:6, from include/linux/highmem.h:5, from include/linux/bio.h:8, from drivers/md/bcache/bcache.h:182, from drivers/md/bcache/journal.c:8: drivers/md/bcache/journal.c: In function 'bch_journal_init': arch/parisc/include/asm/string.h:24:14: note: in a call to function 'memset' declared here 24 | extern void *memset(void *, int, size_t); | ^~~~~~ vim +1034 drivers/md/bcache/journal.c 1017 1018 static void *get_nvdimm_journal_space(struct cache *ca) 1019 { 1020 struct bch_extent *allocated_list = NULL; 1021 void *ret = NULL; 1022 1023 allocated_list = bch_get_allocated_pages(ca->sb.set_uuid); 1024 if (allocated_list) { 1025 ret = find_journal_nvm_base(allocated_list, ca); 1026 bch_release_nvm_extent_list(allocated_list); 1027 } 1028 1029 if (!ret) { 1030 int order = ilog2(ca->sb.bucket_size * ca->sb.njournal_buckets / 1031 PAGE_SECTORS); 1032 1033 ret = bch_nvm_alloc_pages(order, ca->sb.set_uuid); 1035 } 1036 1037 return ret; 1038 } 1039 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org