tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tmp.tmp2 head: adcceb5eb7aee38e4a9c15bdf599655f0e1b1324 commit: be65473fb5b77d57d8955beffd5aa370cfdae467 [176/364] sched/headers, rcu: Remove <linux/sched/signal.h> dependency from <linux/rcuwait.h> config: arm-spear13xx_defconfig (attached as .config) compiler: arm-linux-gnueabi-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://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=be... git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git git fetch --no-tags tip tmp.tmp2 git checkout be65473fb5b77d57d8955beffd5aa370cfdae467 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm 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 >>): | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:2: note: in expansion of macro 'compiletime_assert' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:21: note: in expansion of macro '__native_word' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~ include/asm-generic/rwonce.h:49:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 49 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:2: note: in expansion of macro 'compiletime_assert' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:21: note: in expansion of macro '__native_word' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~ include/asm-generic/rwonce.h:49:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 49 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:2: note: in expansion of macro 'compiletime_assert' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:49:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 49 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/linux/compiler_types.h:279:13: note: in definition of macro '__unqual_scalar_typeof' 279 | _Generic((x), \ | ^ include/asm-generic/rwonce.h:50:2: note: in expansion of macro '__READ_ONCE' 50 | __READ_ONCE(x); \ | ^~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ In file included from ./arch/arm/include/generated/asm/rwonce.h:1, from include/linux/compiler.h:248, from arch/arm/kernel/asm-offsets.c:10: include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/asm-generic/rwonce.h:44:72: note: in definition of macro '__READ_ONCE' 44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) | ^ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ In file included from arch/arm/kernel/signal.h:1, from arch/arm/kernel/asm-offsets.c:28: arch/arm/include/asm/ucontext.h: At top level: 21 | stack_t uc_stack; | ^~~~~~~ 22 | struct sigcontext uc_mcontext; | ^~~~~~~~~~~ 23 | sigset_t uc_sigmask; | ^~~~~~~~ 25 | int __unused[32 - (sizeof (sigset_t) / sizeof (int))]; | ^~~~~~~~ | size_t In file included from arch/arm/kernel/asm-offsets.c:28: 9 | struct siginfo info; | ^~~~ In file included from arch/arm/kernel/asm-offsets.c:26: arch/arm/kernel/asm-offsets.c: In function 'main': include/linux/compiler_types.h:140:35: error: 'struct task_struct' has no member named 'stack_canary' 140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b) | ^~~~~~~~~~~~~~~~~~ include/linux/kbuild.h:6:62: note: in definition of macro 'DEFINE' 6 | asm volatile("\n.ascii \"->" #sym " %0 " #val "\"" : : "i" (val)) | ^~~ include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof' 17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) | ^~~~~~~~~~~~~~~~~~~ arch/arm/kernel/asm-offsets.c:41:28: note: in expansion of macro 'offsetof' 41 | DEFINE(TSK_STACK_CANARY, offsetof(struct task_struct, stack_canary)); | ^~~~~~~~ cc1: some warnings being treated as errors -- | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:2: note: in expansion of macro 'compiletime_assert' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:21: note: in expansion of macro '__native_word' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~ include/asm-generic/rwonce.h:49:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 49 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:2: note: in expansion of macro 'compiletime_assert' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:21: note: in expansion of macro '__native_word' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~ include/asm-generic/rwonce.h:49:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 49 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:2: note: in expansion of macro 'compiletime_assert' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:49:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 49 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/linux/compiler_types.h:279:13: note: in definition of macro '__unqual_scalar_typeof' 279 | _Generic((x), \ | ^ include/asm-generic/rwonce.h:50:2: note: in expansion of macro '__READ_ONCE' 50 | __READ_ONCE(x); \ | ^~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ In file included from ./arch/arm/include/generated/asm/rwonce.h:1, from include/linux/compiler.h:248, from arch/arm/kernel/asm-offsets.c:10: include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/asm-generic/rwonce.h:44:72: note: in definition of macro '__READ_ONCE' 44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) | ^ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ In file included from arch/arm/kernel/signal.h:1, from arch/arm/kernel/asm-offsets.c:28: arch/arm/include/asm/ucontext.h: At top level: 21 | stack_t uc_stack; | ^~~~~~~ 22 | struct sigcontext uc_mcontext; | ^~~~~~~~~~~ 23 | sigset_t uc_sigmask; | ^~~~~~~~ 25 | int __unused[32 - (sizeof (sigset_t) / sizeof (int))]; | ^~~~~~~~ | size_t In file included from arch/arm/kernel/asm-offsets.c:28: 9 | struct siginfo info; | ^~~~ In file included from arch/arm/kernel/asm-offsets.c:26: arch/arm/kernel/asm-offsets.c: In function 'main': include/linux/compiler_types.h:140:35: error: 'struct task_struct' has no member named 'stack_canary' 140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b) | ^~~~~~~~~~~~~~~~~~ include/linux/kbuild.h:6:62: note: in definition of macro 'DEFINE' 6 | asm volatile("\n.ascii \"->" #sym " %0 " #val "\"" : : "i" (val)) | ^~~ include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof' 17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) | ^~~~~~~~~~~~~~~~~~~ arch/arm/kernel/asm-offsets.c:41:28: note: in expansion of macro 'offsetof' 41 | DEFINE(TSK_STACK_CANARY, offsetof(struct task_struct, stack_canary)); | ^~~~~~~~ cc1: some warnings being treated as errors make[2]: *** [scripts/Makefile.build:117: arch/arm/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1232: prepare0] Error 2 make[1]: Target 'modules_prepare' not remade because of errors. make: *** [Makefile:215: __sub-make] Error 2 make: Target 'modules_prepare' not remade because of errors. -- | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:2: note: in expansion of macro 'compiletime_assert' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:21: note: in expansion of macro '__native_word' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~ include/asm-generic/rwonce.h:49:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 49 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:2: note: in expansion of macro 'compiletime_assert' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:21: note: in expansion of macro '__native_word' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~ include/asm-generic/rwonce.h:49:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 49 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:36:2: note: in expansion of macro 'compiletime_assert' 36 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:49:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 49 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/linux/compiler_types.h:279:13: note: in definition of macro '__unqual_scalar_typeof' 279 | _Generic((x), \ | ^ include/asm-generic/rwonce.h:50:2: note: in expansion of macro '__READ_ONCE' 50 | __READ_ONCE(x); \ | ^~~~~~~~~~~ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ In file included from ./arch/arm/include/generated/asm/rwonce.h:1, from include/linux/compiler.h:248, from arch/arm/kernel/asm-offsets.c:10: include/linux/sched/thread_info_api.h:38:62: error: 'const struct task_struct' has no member named 'stack' 38 | # define task_thread_info(task) ((struct thread_info *)(task)->stack) | ^~ include/asm-generic/rwonce.h:44:72: note: in definition of macro '__READ_ONCE' 44 | #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) | ^ include/linux/sched/thread_info_api.h:194:9: note: in expansion of macro 'READ_ONCE' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~ include/linux/sched/thread_info_api.h:194:19: note: in expansion of macro 'task_thread_info' 194 | return READ_ONCE(task_thread_info(p)->cpu); | ^~~~~~~~~~~~~~~~ In file included from arch/arm/kernel/signal.h:1, from arch/arm/kernel/asm-offsets.c:28: arch/arm/include/asm/ucontext.h: At top level: 21 | stack_t uc_stack; | ^~~~~~~ 22 | struct sigcontext uc_mcontext; | ^~~~~~~~~~~ 23 | sigset_t uc_sigmask; | ^~~~~~~~ 25 | int __unused[32 - (sizeof (sigset_t) / sizeof (int))]; | ^~~~~~~~ | size_t In file included from arch/arm/kernel/asm-offsets.c:28: 9 | struct siginfo info; | ^~~~ In file included from arch/arm/kernel/asm-offsets.c:26: arch/arm/kernel/asm-offsets.c: In function 'main': include/linux/compiler_types.h:140:35: error: 'struct task_struct' has no member named 'stack_canary' 140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b) | ^~~~~~~~~~~~~~~~~~ include/linux/kbuild.h:6:62: note: in definition of macro 'DEFINE' 6 | asm volatile("\n.ascii \"->" #sym " %0 " #val "\"" : : "i" (val)) | ^~~ include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof' 17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) | ^~~~~~~~~~~~~~~~~~~ arch/arm/kernel/asm-offsets.c:41:28: note: in expansion of macro 'offsetof' 41 | DEFINE(TSK_STACK_CANARY, offsetof(struct task_struct, stack_canary)); | ^~~~~~~~ cc1: some warnings being treated as errors make[2]: *** [scripts/Makefile.build:117: arch/arm/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1232: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:215: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +25 arch/arm/include/asm/ucontext.h 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 7 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 8 /* 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 9 * struct sigcontext only has room for the basic registers, but struct 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 10 * ucontext now has room for all registers which need to be saved and 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 11 * restored. Coprocessor registers are stored in uc_regspace. Each 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 12 * coprocessor's saved state should start with a documented 32-bit magic 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 13 * number, followed by a 32-bit word giving the coproccesor's saved size. 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 14 * uc_regspace may be expanded if necessary, although this takes some 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 15 * coordination with glibc. 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 16 */ 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 17 ^1da177e4c3f41 include/asm-arm/ucontext.h Linus Torvalds 2005-04-16 18 struct ucontext { ^1da177e4c3f41 include/asm-arm/ucontext.h Linus Torvalds 2005-04-16 19 unsigned long uc_flags; ^1da177e4c3f41 include/asm-arm/ucontext.h Linus Torvalds 2005-04-16 20 struct ucontext *uc_link; ^1da177e4c3f41 include/asm-arm/ucontext.h Linus Torvalds 2005-04-16 @21 stack_t uc_stack; ^1da177e4c3f41 include/asm-arm/ucontext.h Linus Torvalds 2005-04-16 @22 struct sigcontext uc_mcontext; 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 @23 sigset_t uc_sigmask; 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 24 /* Allow for uc_sigmask growth. Glibc uses a 1024-bit sigset_t. */ 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 @25 int __unused[32 - (sizeof (sigset_t) / sizeof (int))]; 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 26 /* Last for extensibility. Eight byte aligned because some 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 27 coprocessors require eight byte alignment. */ 85fe068123aa11 include/asm-arm/ucontext.h Daniel Jacobowitz 2006-06-24 28 unsigned long uc_regspace[128] __attribute__((__aligned__(8))); ^1da177e4c3f41 include/asm-arm/ucontext.h Linus Torvalds 2005-04-16 29 }; ^1da177e4c3f41 include/asm-arm/ucontext.h Linus Torvalds 2005-04-16 30 :::::: The code at line 25 was first introduced by commit :::::: 85fe068123aa11d3477ce88c7d365e233b1f2e10 [ARM] 3648/1: Update struct ucontext layout for coprocessor registers :::::: TO: Daniel Jacobowitz <drow(a)false.org&gt; :::::: CC: Russell King <rmk+kernel(a)arm.linux.org.uk&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org