Hi Sven, kernel test robot noticed the following build errors: [auto build test ERROR on s390/features] [also build test ERROR on tip/x86/core linus/master v6.11-rc6] [cannot apply to rostedt-trace/for-next rostedt-trace/for-next-urgent next-20240904] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Sven-Schnelle/tracing-add-ftrace_regs-to-function_graph_enter/20240904-150232 base: https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git features patch link: https://lore.kernel.org/r/20240904065908.1009086-7-svens%40linux.ibm.com patch subject: [PATCH 6/7] tracing: add support for function argument to graph tracer config: openrisc-allnoconfig (https://download.01.org/0day-ci/archive/20240905/202409051539.ZmGpuZIP-lkp@xxxxxxxxx/config) compiler: or1k-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240905/202409051539.ZmGpuZIP-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202409051539.ZmGpuZIP-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from include/linux/perf_event.h:52, from include/linux/trace_events.h:10, from include/trace/syscall.h:7, from include/linux/syscalls.h:93, from kernel/time/time.c:33: >> include/linux/ftrace.h:1013:28: error: field 'regs' has incomplete type 1013 | struct ftrace_regs regs; | ^~~~ -- In file included from include/linux/perf_event.h:52, from include/linux/trace_events.h:10, from include/trace/syscall.h:7, from include/linux/syscalls.h:93, from kernel/time/hrtimer.c:30: >> include/linux/ftrace.h:1013:28: error: field 'regs' has incomplete type 1013 | struct ftrace_regs regs; | ^~~~ kernel/time/hrtimer.c:121:35: warning: initialized field overwritten [-Woverride-init] 121 | [CLOCK_REALTIME] = HRTIMER_BASE_REALTIME, | ^~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:121:35: note: (near initialization for 'hrtimer_clock_to_base_table[0]') kernel/time/hrtimer.c:122:35: warning: initialized field overwritten [-Woverride-init] 122 | [CLOCK_MONOTONIC] = HRTIMER_BASE_MONOTONIC, | ^~~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:122:35: note: (near initialization for 'hrtimer_clock_to_base_table[1]') kernel/time/hrtimer.c:123:35: warning: initialized field overwritten [-Woverride-init] 123 | [CLOCK_BOOTTIME] = HRTIMER_BASE_BOOTTIME, | ^~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:123:35: note: (near initialization for 'hrtimer_clock_to_base_table[7]') kernel/time/hrtimer.c:124:35: warning: initialized field overwritten [-Woverride-init] 124 | [CLOCK_TAI] = HRTIMER_BASE_TAI, | ^~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:124:35: note: (near initialization for 'hrtimer_clock_to_base_table[11]') vim +/regs +1013 include/linux/ftrace.h 1006 1007 /* 1008 * Structure that defines an entry function trace. 1009 * It's already packed but the attribute "packed" is needed 1010 * to remove extra padding at the end. 1011 */ 1012 struct ftrace_graph_ent { > 1013 struct ftrace_regs regs; 1014 unsigned long func; /* Current function */ 1015 int depth; 1016 } __packed; 1017 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki