tree: https://git.kernel.org/pub/scm/linux/kernel/git/mhiramat/linux.git kprobes/kretprobe-stackfix-v3 head: 89826b1f814b340c1b78d896da569ff693ab2c51 commit: cdcac77b353402a1fbca66038032f33e5ecfc028 [7/11] ia64: Add instruction_pointer_set() API config: ia64-allmodconfig (attached as .config) compiler: ia64-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://git.kernel.org/pub/scm/linux/kernel/git/mhiramat/linux.git/commit... git remote add mhiramat https://git.kernel.org/pub/scm/linux/kernel/git/mhiramat/linux.git git fetch --no-tags mhiramat kprobes/kretprobe-stackfix-v3 git checkout cdcac77b353402a1fbca66038032f33e5ecfc028 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 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 arch/ia64/include/asm/processor.h:20, from arch/ia64/include/asm/thread_info.h:12, from include/linux/thread_info.h:58, from include/asm-generic/preempt.h:5, from ./arch/ia64/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/rcupdate.h:27, from include/linux/rculist.h:11, from include/linux/sched/signal.h:5, from arch/ia64/kernel/asm-offsets.c:10: arch/ia64/include/asm/ptrace.h: In function 'instruction_pointer_set': 77 | ia64_psr(regs)->ri = (val & 0xf); | ^~ arch/ia64/kernel/asm-offsets.c: At top level: arch/ia64/kernel/asm-offsets.c:23:6: warning: no previous prototype for 'foo' [-Wmissing-prototypes] 23 | void foo(void) | ^~~ -- In file included from arch/ia64/include/asm/processor.h:20, from arch/ia64/include/asm/thread_info.h:12, from include/linux/thread_info.h:58, from include/asm-generic/preempt.h:5, from ./arch/ia64/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/rcupdate.h:27, from include/linux/rculist.h:11, from include/linux/sched/signal.h:5, from arch/ia64/kernel/asm-offsets.c:10: arch/ia64/include/asm/ptrace.h: In function 'instruction_pointer_set': 77 | ia64_psr(regs)->ri = (val & 0xf); | ^~ arch/ia64/kernel/asm-offsets.c: At top level: arch/ia64/kernel/asm-offsets.c:23:6: warning: no previous prototype for 'foo' [-Wmissing-prototypes] 23 | void foo(void) | ^~~ make[2]: *** [scripts/Makefile.build:116: arch/ia64/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1235: 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. -- WARNING: unmet direct dependencies detected for FRAME_POINTER Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS Selected by - FAULT_INJECTION_STACKTRACE_FILTER && FAULT_INJECTION_DEBUG_FS && STACKTRACE_SUPPORT && !X86_64 && !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM && !ARC && !X86 In file included from arch/ia64/include/asm/processor.h:20, from arch/ia64/include/asm/thread_info.h:12, from include/linux/thread_info.h:58, from include/asm-generic/preempt.h:5, from ./arch/ia64/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/rcupdate.h:27, from include/linux/rculist.h:11, from include/linux/sched/signal.h:5, from arch/ia64/kernel/asm-offsets.c:10: arch/ia64/include/asm/ptrace.h: In function 'instruction_pointer_set': 77 | ia64_psr(regs)->ri = (val & 0xf); | ^~ arch/ia64/kernel/asm-offsets.c: At top level: arch/ia64/kernel/asm-offsets.c:23:6: warning: no previous prototype for 'foo' 23 | void foo(void) | ^~~ Makefile arch block certs crypto drivers fs include init ipc kernel lib mm net samples scripts security sound source usr virt [scripts/Makefile.build:116: arch/ia64/kernel/asm-offsets.s] Error 1 Target '__build' not remade because of errors. Makefile arch block certs crypto drivers fs include init ipc kernel lib mm net samples scripts security sound source usr virt [Makefile:1235: prepare0] Error 2 Target 'prepare' not remade because of errors. make: Makefile arch block certs crypto drivers fs include init ipc kernel lib mm net samples scripts security sound source usr virt [Makefile:215: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for FRAME_POINTER Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS Selected by - FAULT_INJECTION_STACKTRACE_FILTER && FAULT_INJECTION_DEBUG_FS && STACKTRACE_SUPPORT && !X86_64 && !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM && !ARC && !X86 vim +77 arch/ia64/include/asm/ptrace.h 74 75 static inline void instruction_pointer_set(struct pt_regs *regs, unsigned long val) 76 { 78 regs->cr_iip = (val & ~0xfULL); 79 } 80 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org