tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git queue-4.9 head: 86939dc341d2ca7dcb02f5eb6dafe4c36cb5ec5a commit: 86939dc341d2ca7dcb02f5eb6dafe4c36cb5ec5a [27/27] RDMA/addr: Be strict with gid size config: xtensa-allyesconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 7.5.0 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/sashal/linux-stable.git/c... git remote add sashal-linux-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git git fetch --no-tags sashal-linux-stable queue-4.9 git checkout 86939dc341d2ca7dcb02f5eb6dafe4c36cb5ec5a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-7.5.0 make.cross ARCH=xtensa If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All error/warnings (new ones prefixed by >>): drivers/i2c/busses/i2c-designware-core.c: In function 'i2c_dw_init': t->bus_freq_hz = I2C_MAX_FAST_MODE_FREQ; ^ tm drivers/i2c/busses/i2c-designware-core.c:409:4: note: each undeclared identifier is reported only once for each function it appears in t->bus_freq_hz = I2C_MAX_FAST_MODE_FREQ; ^~~~~~~~~~~~~~~~~~~~~~ -- In file included from include/uapi/linux/stddef.h:1:0, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/linux/thread_info.h:10, from arch/xtensa/include/asm/current.h:16, from include/linux/mutex.h:13, from drivers/infiniband/core/addr.c:36: include/linux/scatterlist.h: In function 'sg_set_buf': arch/xtensa/include/asm/page.h:185:9: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] ((pfn) >= ARCH_PFN_OFFSET && ((pfn) - ARCH_PFN_OFFSET) < max_mapnr) ^ include/linux/compiler.h:184:42: note: in definition of macro 'unlikely' # define unlikely(x) __builtin_expect(!!(x), 0) ^ include/linux/scatterlist.h:140:2: note: in expansion of macro 'BUG_ON' BUG_ON(!virt_addr_valid(buf)); ^~~~~~ arch/xtensa/include/asm/page.h:193:32: note: in expansion of macro 'pfn_valid' #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) ^~~~~~~~~ include/linux/scatterlist.h:140:10: note: in expansion of macro 'virt_addr_valid' BUG_ON(!virt_addr_valid(buf)); ^~~~~~~~~~~~~~~ include/linux/dma-mapping.h: In function 'dma_map_resource': arch/xtensa/include/asm/page.h:185:9: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] ((pfn) >= ARCH_PFN_OFFSET && ((pfn) - ARCH_PFN_OFFSET) < max_mapnr) ^ include/linux/compiler.h:184:42: note: in definition of macro 'unlikely' # define unlikely(x) __builtin_expect(!!(x), 0) ^ include/linux/dma-mapping.h:284:2: note: in expansion of macro 'BUG_ON' BUG_ON(pfn_valid(PHYS_PFN(phys_addr))); ^~~~~~ include/linux/dma-mapping.h:284:9: note: in expansion of macro 'pfn_valid' BUG_ON(pfn_valid(PHYS_PFN(phys_addr))); ^~~~~~~~~ drivers/infiniband/core/addr.c: At top level: .validation_type = NLA_VALIDATE_MIN, ^~~~~~~~~~~~~~~ .validation_type = NLA_VALIDATE_MIN, ^~~~~~~~~~~~~~~~ MACSEC_VALIDATE_MAX drivers/infiniband/core/addr.c:80:22: note: (near initialization for 'ib_nl_addr_policy[4]') .min = sizeof(struct rdma_nla_ls_gid)}, ^~~ drivers/infiniband/core/addr.c:81:10: warning: excess elements in struct initializer .min = sizeof(struct rdma_nla_ls_gid)}, ^~~~~~ drivers/infiniband/core/addr.c:81:10: note: (near initialization for 'ib_nl_addr_policy[4]') vim +80 drivers/infiniband/core/addr.c 76 77 static const struct nla_policy ib_nl_addr_policy[LS_NLA_TYPE_MAX] = { 78 [LS_NLA_TYPE_DGID] = {.type = NLA_BINARY, 79 .len = sizeof(struct rdma_nla_ls_gid), 82 }; 83 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org