Hi Johannes, kernel test robot noticed the following build errors: [auto build test ERROR on mcgrof/modules-next] [also build test ERROR on arnd-asm-generic/master tip/timers/core net/main net-next/main linus/master horms-ipvs/master v6.10-rc2 next-20240607] [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/Johannes-Berg/tracing-add-__print_sym-to-replace-__print_symbolic/20240607-043503 base: https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git modules-next patch link: https://lore.kernel.org/r/20240606203255.49433-7-johannes%40sipsolutions.net patch subject: [PATCH v3 1/4] tracing: add __print_sym() to replace __print_symbolic() config: arc-randconfig-002-20240607 (https://download.01.org/0day-ci/archive/20240607/202406072129.3ZzFDOlC-lkp@xxxxxxxxx/config) compiler: arc-elf-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240607/202406072129.3ZzFDOlC-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/202406072129.3ZzFDOlC-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): kernel/trace/trace_events.c: In function 'show_sym_list': >> kernel/trace/trace_events.c:1586:31: error: invalid use of undefined type 'struct module' 1586 | sym_defs = mod->trace_sym_defs; | ^~ kernel/trace/trace_events.c:1587:33: error: invalid use of undefined type 'struct module' 1587 | n_sym_defs = mod->num_trace_sym_defs; | ^~ vim +1586 kernel/trace/trace_events.c 1575 1576 /* note: @name is not NUL-terminated */ 1577 static void show_sym_list(struct seq_file *m, struct trace_event_call *call, 1578 const char *name, unsigned int name_len) 1579 { 1580 struct trace_sym_def **sym_defs; 1581 unsigned int n_sym_defs, i; 1582 1583 if (call->module) { 1584 struct module *mod = call->module; 1585 > 1586 sym_defs = mod->trace_sym_defs; 1587 n_sym_defs = mod->num_trace_sym_defs; 1588 } else { 1589 sym_defs = __start_ftrace_sym_defs; 1590 n_sym_defs = __stop_ftrace_sym_defs - __start_ftrace_sym_defs; 1591 } 1592 1593 for (i = 0; i < n_sym_defs; i++) { 1594 unsigned int sym_len; 1595 1596 if (!sym_defs[i]) 1597 continue; 1598 if (sym_defs[i]->system != call->class->system) 1599 continue; 1600 sym_len = strlen(sym_defs[i]->symbol_id); 1601 if (name_len != sym_len) 1602 continue; 1603 if (strncmp(sym_defs[i]->symbol_id, name, sym_len)) 1604 continue; 1605 if (sym_defs[i]->show) 1606 sym_defs[i]->show(m); 1607 break; 1608 } 1609 } 1610 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki