tree: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git bleeding-edge head: f7307721a01f4f14d21c699b270a870370cf34b9 commit: ed00b2b8d737f87a2437d7bd7c7f90124b50da05 [113/118] x86 / ACPI: Work around broken XSDT on SEGA AALE board config: i386-randconfig-a003 (https://download.01.org/0day-ci/archive/20220302/202203020750.Uq6hGay2-lkp@xxxxxxxxx/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git/commit/?id=ed00b2b8d737f87a2437d7bd7c7f90124b50da05 git remote add rafael-pm https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git git fetch --no-tags rafael-pm bleeding-edge git checkout ed00b2b8d737f87a2437d7bd7c7f90124b50da05 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/kernel/acpi/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): In file included from include/linux/of.h:18, from include/linux/irqdomain.h:35, from include/linux/acpi.h:13, from arch/x86/kernel/acpi/boot.c:11: >> include/linux/mod_devicetable.h:587:25: warning: excess elements in array initializer 587 | #define DMI_MATCH(a, b) { .slot = a, .substr = b } | ^ arch/x86/kernel/acpi/boot.c:1476:8: note: in expansion of macro 'DMI_MATCH' 1476 | DMI_MATCH(DMI_BIOS_DATE, "02/01/2011"), | ^~~~~~~~~ include/linux/mod_devicetable.h:587:25: note: (near initialization for 'acpi_dmi_table[6].matches') 587 | #define DMI_MATCH(a, b) { .slot = a, .substr = b } | ^ arch/x86/kernel/acpi/boot.c:1476:8: note: in expansion of macro 'DMI_MATCH' 1476 | DMI_MATCH(DMI_BIOS_DATE, "02/01/2011"), | ^~~~~~~~~ vim +587 include/linux/mod_devicetable.h d945b697d0eea5 David Woodhouse 2008-09-16 586 5017b2851373ee Jani Nikula 2013-07-03 @587 #define DMI_MATCH(a, b) { .slot = a, .substr = b } 5017b2851373ee Jani Nikula 2013-07-03 588 #define DMI_EXACT_MATCH(a, b) { .slot = a, .substr = b, .exact_match = 1 } d2653e92732bd3 Jean Delvare 2008-04-29 589 :::::: The code at line 587 was first introduced by commit :::::: 5017b2851373ee15c7035151853bb1448800cae2 dmi: add support for exact DMI matches in addition to substring matching :::::: TO: Jani Nikula <jani.nikula@xxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx