Hi Jiri, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on net-next/master] url: https://github.com/0day-ci/linux/commits/Jiri-Pirko/introduce-line-card-s... base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git f50e2f9f791647aa4e5b19d0064f5cabf630bf6e config: nios2-allyesconfig (attached as .config) compiler: nios2-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://github.com/0day-ci/linux/commit/30560ca5d609ffb9625ef9fbf02daa8c9... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Jiri-Pirko/introduce-line-card-support-for-modular-switch/20210113-201955 git checkout 30560ca5d609ffb9625ef9fbf02daa8c994f3223 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=nios2 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): In file included from include/linux/linkage.h:7, from include/linux/kernel.h:7, from net/core/devlink.c:10: 67 | static const struct kernel_symbol __ksymtab_##sym \ | ^~~~~~~~~~ include/linux/export.h:108:2: note: in expansion of macro '__KSYMTAB_ENTRY' 108 | __KSYMTAB_ENTRY(sym, sec) | ^~~~~~~~~~~~~~~ include/linux/export.h:147:39: note: in expansion of macro '___EXPORT_SYMBOL' 147 | #define __EXPORT_SYMBOL(sym, sec, ns) ___EXPORT_SYMBOL(sym, sec, ns) | ^~~~~~~~~~~~~~~~ include/linux/export.h:155:34: note: in expansion of macro '__EXPORT_SYMBOL' 155 | #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "") | ^~~~~~~~~~~~~~~ include/linux/export.h:159:33: note: in expansion of macro '_EXPORT_SYMBOL' 159 | #define EXPORT_SYMBOL_GPL(sym) _EXPORT_SYMBOL(sym, "_gpl") | ^~~~~~~~~~~~~~ net/core/devlink.c:8654:1: note: in expansion of macro 'EXPORT_SYMBOL_GPL' 8654 | EXPORT_SYMBOL_GPL(devlink_linecard_create); | ^~~~~~~~~~~~~~~~~ include/linux/export.h:67:36: note: previous definition of '__ksymtab_devlink_linecard_create' was here 67 | static const struct kernel_symbol __ksymtab_##sym \ | ^~~~~~~~~~ include/linux/export.h:108:2: note: in expansion of macro '__KSYMTAB_ENTRY' 108 | __KSYMTAB_ENTRY(sym, sec) | ^~~~~~~~~~~~~~~ include/linux/export.h:147:39: note: in expansion of macro '___EXPORT_SYMBOL' 147 | #define __EXPORT_SYMBOL(sym, sec, ns) ___EXPORT_SYMBOL(sym, sec, ns) | ^~~~~~~~~~~~~~~~ include/linux/export.h:155:34: note: in expansion of macro '__EXPORT_SYMBOL' 155 | #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "") | ^~~~~~~~~~~~~~~ include/linux/export.h:159:33: note: in expansion of macro '_EXPORT_SYMBOL' 159 | #define EXPORT_SYMBOL_GPL(sym) _EXPORT_SYMBOL(sym, "_gpl") | ^~~~~~~~~~~~~~ net/core/devlink.c:8638:1: note: in expansion of macro 'EXPORT_SYMBOL_GPL' 8638 | EXPORT_SYMBOL_GPL(devlink_linecard_create); | ^~~~~~~~~~~~~~~~~ vim +/__ksymtab_devlink_linecard_create +67 include/linux/export.h f50169324df4ad94 Paul Gortmaker 2011-05-23 41 7290d58095712a89 Ard Biesheuvel 2018-08-21 42 #ifdef CONFIG_HAVE_ARCH_PREL32_RELOCATIONS 7290d58095712a89 Ard Biesheuvel 2018-08-21 43 #include <linux/compiler.h> 7290d58095712a89 Ard Biesheuvel 2018-08-21 44 /* 7290d58095712a89 Ard Biesheuvel 2018-08-21 45 * Emit the ksymtab entry as a pair of relative references: this reduces 7290d58095712a89 Ard Biesheuvel 2018-08-21 46 * the size by half on 64-bit architectures, and eliminates the need for 7290d58095712a89 Ard Biesheuvel 2018-08-21 47 * absolute relocations that require runtime processing on relocatable 7290d58095712a89 Ard Biesheuvel 2018-08-21 48 * kernels. 7290d58095712a89 Ard Biesheuvel 2018-08-21 49 */ 7290d58095712a89 Ard Biesheuvel 2018-08-21 50 #define __KSYMTAB_ENTRY(sym, sec) \ 7290d58095712a89 Ard Biesheuvel 2018-08-21 51 __ADDRESSABLE(sym) \ 7290d58095712a89 Ard Biesheuvel 2018-08-21 52 asm(" .section \"___ksymtab" sec "+" #sym "\", \"a\" \n" \ ed13fc33f763035a Matthias Maennich 2019-09-06 53 " .balign 4 \n" \ 7290d58095712a89 Ard Biesheuvel 2018-08-21 54 "__ksymtab_" #sym ": \n" \ 7290d58095712a89 Ard Biesheuvel 2018-08-21 55 " .long " #sym "- . \n" \ 7290d58095712a89 Ard Biesheuvel 2018-08-21 56 " .long __kstrtab_" #sym "- . \n" \ c3a6cf19e695c8b0 Masahiro Yamada 2019-10-18 57 " .long __kstrtabns_" #sym "- . \n" \ 7290d58095712a89 Ard Biesheuvel 2018-08-21 58 " .previous \n") 7290d58095712a89 Ard Biesheuvel 2018-08-21 59 7290d58095712a89 Ard Biesheuvel 2018-08-21 60 struct kernel_symbol { 7290d58095712a89 Ard Biesheuvel 2018-08-21 61 int value_offset; 7290d58095712a89 Ard Biesheuvel 2018-08-21 62 int name_offset; 8651ec01daedad26 Matthias Maennich 2019-09-06 63 int namespace_offset; 7290d58095712a89 Ard Biesheuvel 2018-08-21 64 }; 7290d58095712a89 Ard Biesheuvel 2018-08-21 65 #else 7290d58095712a89 Ard Biesheuvel 2018-08-21 66 #define __KSYMTAB_ENTRY(sym, sec) \ 7290d58095712a89 Ard Biesheuvel 2018-08-21 @67 static const struct kernel_symbol __ksymtab_##sym \ 7290d58095712a89 Ard Biesheuvel 2018-08-21 68 __attribute__((section("___ksymtab" sec "+" #sym), used)) \ ed13fc33f763035a Matthias Maennich 2019-09-06 69 __aligned(sizeof(void *)) \ c3a6cf19e695c8b0 Masahiro Yamada 2019-10-18 70 = { (unsigned long)&sym, __kstrtab_##sym, __kstrtabns_##sym } 7290d58095712a89 Ard Biesheuvel 2018-08-21 71 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org