Hi Mauro, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 148341f0a2f53b5e8808d093333d85170586a15d commit: 95495f2aa9d8df1a7697bab24118544d3568f41d media: platform: place Intel drivers on a separate dir date: 1 year, 1 month ago config: hexagon-randconfig-r045-20230403 (https://download.01.org/0day-ci/archive/20230404/202304040458.GiRjp5l2-lkp@xxxxxxxxx/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 67409911353323ca5edf2049ef0df54132fa1ca7) 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/torvalds/linux.git/commit/?id=95495f2aa9d8df1a7697bab24118544d3568f41d git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 95495f2aa9d8df1a7697bab24118544d3568f41d # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/media/platform/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Link: https://lore.kernel.org/oe-kbuild-all/202304040458.GiRjp5l2-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> drivers/media/platform/intel/pxa_camera.c:2449:34: warning: unused variable 'pxa_camera_of_match' [-Wunused-const-variable] static const struct of_device_id pxa_camera_of_match[] = { ^ 1 warning generated. vim +/pxa_camera_of_match +2449 drivers/media/platform/intel/pxa_camera.c 7254026cedd42d drivers/media/video/pxa_camera.c Guennadi Liakhovetski 2011-06-29 2448 e9a1d94fa85542 drivers/media/platform/soc_camera/pxa_camera.c Robert Jarzmik 2014-06-29 @2449 static const struct of_device_id pxa_camera_of_match[] = { e9a1d94fa85542 drivers/media/platform/soc_camera/pxa_camera.c Robert Jarzmik 2014-06-29 2450 { .compatible = "marvell,pxa270-qci", }, e9a1d94fa85542 drivers/media/platform/soc_camera/pxa_camera.c Robert Jarzmik 2014-06-29 2451 {}, e9a1d94fa85542 drivers/media/platform/soc_camera/pxa_camera.c Robert Jarzmik 2014-06-29 2452 }; e9a1d94fa85542 drivers/media/platform/soc_camera/pxa_camera.c Robert Jarzmik 2014-06-29 2453 MODULE_DEVICE_TABLE(of, pxa_camera_of_match); e9a1d94fa85542 drivers/media/platform/soc_camera/pxa_camera.c Robert Jarzmik 2014-06-29 2454 :::::: The code at line 2449 was first introduced by commit :::::: e9a1d94fa85542d4f3046ac82d234a3c8349c948 [media] media: pxa_camera device-tree support :::::: TO: Robert Jarzmik <robert.jarzmik@xxxxxxx> :::::: CC: Mauro Carvalho Chehab <m.chehab@xxxxxxxxxxx> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
