tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git kernel-in-vmalloc-v6.1-rc1 head: dd354395fff14a411a8b85bd2a9d70e3a43e393b commit: f3611c844878e09c4c2a909c0ca6c90a18443b7f [24/26] pgtable debug config: arm-integrator_defconfig compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0 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/linusw/linux-integrator.git/commit/?id=f3611c844878e09c4c2a909c0ca6c90a18443b7f git remote add arm-integrator https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git git fetch --no-tags arm-integrator kernel-in-vmalloc-v6.1-rc1 git checkout f3611c844878e09c4c2a909c0ca6c90a18443b7f # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash arch/arm/mm/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from include/linux/kernel.h:29, from include/linux/cpumask.h:10, from include/linux/mm_types_task.h:14, from include/linux/mm_types.h:5, from include/linux/buildid.h:5, from include/linux/module.h:14, from arch/arm/mm/idmap.c:2: arch/arm/mm/idmap.c: In function 'dump_pagetable': >> include/linux/kern_levels.h:5:25: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 4 has type 'pmdval_t *' {aka 'unsigned int *'} [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/printk.h:429:25: note: in definition of macro 'printk_index_wrap' 429 | _p_func(_fmt, ##__VA_ARGS__); \ | ^~~~ include/linux/printk.h:530:9: note: in expansion of macro 'printk' 530 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:530:16: note: in expansion of macro 'KERN_INFO' 530 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ arch/arm/mm/idmap.c:129:17: note: in expansion of macro 'pr_info' 129 | pr_info("pgd%d @%08x = 0x%016llx\n", i, (u32)tmp, *tmp); | ^~~~~~~ >> include/linux/kern_levels.h:5:25: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 4 has type 'pmd_t' {aka 'unsigned int'} [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/printk.h:429:25: note: in definition of macro 'printk_index_wrap' 429 | _p_func(_fmt, ##__VA_ARGS__); \ | ^~~~ include/linux/printk.h:530:9: note: in expansion of macro 'printk' 530 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:530:16: note: in expansion of macro 'KERN_INFO' 530 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ arch/arm/mm/idmap.c:137:33: note: in expansion of macro 'pr_info' 137 | pr_info(" p4d/pud/pmd%d @%08x = %016llx, address %08x\n", j, (u32)pmd, *pmd, addr); | ^~~~~~~ vim +5 include/linux/kern_levels.h 314ba3520e513a Joe Perches 2012-07-30 4 04d2c8c83d0e3a Joe Perches 2012-07-30 @5 #define KERN_SOH "\001" /* ASCII Start Of Header */ 04d2c8c83d0e3a Joe Perches 2012-07-30 6 #define KERN_SOH_ASCII '\001' 04d2c8c83d0e3a Joe Perches 2012-07-30 7 :::::: The code at line 5 was first introduced by commit :::::: 04d2c8c83d0e3ac5f78aeede51babb3236200112 printk: convert the format for KERN_ to a 2 byte pattern :::::: TO: Joe Perches :::::: CC: Linus Torvalds -- 0-DAY CI Kernel Test Service https://01.org/lkp