[android-common:android14-5.15 0/2] kernel/rcu/update.c:52:1: error: use of undeclared identifier '__tracepoint_rcu_stall_warning'; did you mean '__tracepoint_rcu_utilization'?
kernel test robot <[email protected]> Fri, 31 Jul 2026 22:17:42 +0800
| Newsgroups | dev.linux.lists.oe-kbuild-all |
|---|---|
| Message-ID | <[email protected]> |
Hi Qinglin, FYI, the error/warning still remains. tree: https://android.googlesource.com/kernel/common android14-5.15 head: b10e5e5b5c5e01d49829aec34b65a0d717d6f2f5 commit: d35bd9468fc35137ce63aff26dcb4bb3856d1657 [0/2] ANDROID: rcu: allow hooks into rcu stall warning config: x86_64-randconfig-013-20260731 (https://download.01.org/0day-ci/archive/20260731/[email protected]/config) compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project bacfe2950f8218268fcc0a8765644ea0c15f0360) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260731/[email protected]/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 <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All errors (new ones prefixed by >>): >> kernel/rcu/update.c:52:1: error: use of undeclared identifier '__tracepoint_rcu_stall_warning'; did you mean '__tracepoint_rcu_utilization'? 52 | EXPORT_TRACEPOINT_SYMBOL_GPL(rcu_stall_warning); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/tracepoint.h:328:20: note: expanded from macro 'EXPORT_TRACEPOINT_SYMBOL_GPL' 328 | EXPORT_SYMBOL_GPL(__tracepoint_##name); \ | ^~~~~~~~~~~~~~~~~~~ <scratch space>:132:1: note: expanded from here 132 | __tracepoint_rcu_stall_warning | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/trace/events/rcu.h:27:1: note: '__tracepoint_rcu_utilization' declared here 27 | TRACE_EVENT(rcu_utilization, | ^ include/trace/define_trace.h:28:2: note: expanded from macro 'TRACE_EVENT' 28 | DEFINE_TRACE(name, PARAMS(proto), PARAMS(args)) | ^ include/linux/tracepoint.h:325:2: note: expanded from macro 'DEFINE_TRACE' 325 | DEFINE_TRACE_FN(name, NULL, NULL, PARAMS(proto), PARAMS(args)); | ^ include/linux/tracepoint.h:295:20: note: expanded from macro 'DEFINE_TRACE_FN' 295 | struct tracepoint __tracepoint_##_name __used \ | ^ <scratch space>:42:1: note: expanded from here 42 | __tracepoint_rcu_utilization | ^ >> kernel/rcu/update.c:52:1: error: use of undeclared identifier '__traceiter_rcu_stall_warning'; did you mean '__tracepoint_rcu_stall_warning'? 52 | EXPORT_TRACEPOINT_SYMBOL_GPL(rcu_stall_warning); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/tracepoint.h:329:20: note: expanded from macro 'EXPORT_TRACEPOINT_SYMBOL_GPL' 329 | EXPORT_SYMBOL_GPL(__traceiter_##name); \ | ^~~~~~~~~~~~~~~~~~ <scratch space>:147:1: note: expanded from here 147 | __traceiter_rcu_stall_warning | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ kernel/rcu/update.c:52:1: note: '__tracepoint_rcu_stall_warning' declared here include/linux/tracepoint.h:328:20: note: expanded from macro 'EXPORT_TRACEPOINT_SYMBOL_GPL' 328 | EXPORT_SYMBOL_GPL(__tracepoint_##name); \ | ^ <scratch space>:132:1: note: expanded from here 132 | __tracepoint_rcu_stall_warning | ^ >> kernel/rcu/update.c:52:1: error: use of undeclared identifier '__SCK__tp_func_rcu_stall_warning'; did you mean '__SCK__tp_func_rcu_utilization'? 52 | EXPORT_TRACEPOINT_SYMBOL_GPL(rcu_stall_warning); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/tracepoint.h:330:2: note: expanded from macro 'EXPORT_TRACEPOINT_SYMBOL_GPL' 330 | EXPORT_STATIC_CALL_GPL(tp_func_##name) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/static_call.h:207:20: note: expanded from macro 'EXPORT_STATIC_CALL_GPL' 207 | EXPORT_SYMBOL_GPL(STATIC_CALL_KEY(name)); \ | ^~~~~~~~~~~~~~~~~~~~~ include/linux/static_call_types.h:12:32: note: expanded from macro 'STATIC_CALL_KEY' 12 | #define STATIC_CALL_KEY(name) __PASTE(STATIC_CALL_KEY_PREFIX, name) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:60:22: note: expanded from macro '__PASTE' 60 | #define __PASTE(a,b) ___PASTE(a,b) | ^~~~~~~~~~~~~ include/linux/compiler_types.h:59:23: note: expanded from macro '___PASTE' 59 | #define ___PASTE(a,b) a##b | ^~~~ <scratch space>:163:1: note: expanded from here 163 | __SCK__tp_func_rcu_stall_warning | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/trace/events/rcu.h:27:1: note: '__SCK__tp_func_rcu_utilization' declared here 27 | TRACE_EVENT(rcu_utilization, | ^ include/trace/define_trace.h:28:2: note: expanded from macro 'TRACE_EVENT' 28 | DEFINE_TRACE(name, PARAMS(proto), PARAMS(args)) | ^ include/linux/tracepoint.h:325:2: note: expanded from macro 'DEFINE_TRACE' 325 | DEFINE_TRACE_FN(name, NULL, NULL, PARAMS(proto), PARAMS(args)); | ^ include/linux/tracepoint.h:322:2: note: expanded from macro 'DEFINE_TRACE_FN' 322 | DEFINE_STATIC_CALL(tp_func_##_name, __traceiter_##_name); | ^ note: (skipping 3 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) include/linux/compiler_types.h:60:22: note: expanded from macro '__PASTE' 60 | #define __PASTE(a,b) ___PASTE(a,b) | ^ include/linux/compiler_types.h:59:23: note: expanded from macro '___PASTE' 59 | #define ___PASTE(a,b) a##b | ^ <scratch space>:68:1: note: expanded from here 68 | __SCK__tp_func_rcu_utilization | ^ >> kernel/rcu/update.c:52:1: error: use of undeclared identifier '__SCT__tp_func_rcu_stall_warning'; did you mean '__SCK__tp_func_rcu_stall_warning'? 52 | EXPORT_TRACEPOINT_SYMBOL_GPL(rcu_stall_warning); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/tracepoint.h:330:2: note: expanded from macro 'EXPORT_TRACEPOINT_SYMBOL_GPL' 330 | EXPORT_STATIC_CALL_GPL(tp_func_##name) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/static_call.h:208:20: note: expanded from macro 'EXPORT_STATIC_CALL_GPL' 208 | EXPORT_SYMBOL_GPL(STATIC_CALL_TRAMP(name)) | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/static_call_types.h:18:34: note: expanded from macro 'STATIC_CALL_TRAMP' 18 | #define STATIC_CALL_TRAMP(name) __PASTE(STATIC_CALL_TRAMP_PREFIX, name) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:60:22: note: expanded from macro '__PASTE' 60 | #define __PASTE(a,b) ___PASTE(a,b) | ^~~~~~~~~~~~~ include/linux/compiler_types.h:59:23: note: expanded from macro '___PASTE' 59 | #define ___PASTE(a,b) a##b | ^~~~ <scratch space>:178:1: note: expanded from here 178 | __SCT__tp_func_rcu_stall_warning | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ kernel/rcu/update.c:52:1: note: '__SCK__tp_func_rcu_stall_warning' declared here include/linux/tracepoint.h:330:2: note: expanded from macro 'EXPORT_TRACEPOINT_SYMBOL_GPL' 330 | EXPORT_STATIC_CALL_GPL(tp_func_##name) | ^ include/linux/static_call.h:207:20: note: expanded from macro 'EXPORT_STATIC_CALL_GPL' 207 | EXPORT_SYMBOL_GPL(STATIC_CALL_KEY(name)); \ | ^ include/linux/static_call_types.h:12:32: note: expanded from macro 'STATIC_CALL_KEY' 12 | #define STATIC_CALL_KEY(name) __PASTE(STATIC_CALL_KEY_PREFIX, name) | ^ include/linux/compiler_types.h:60:22: note: expanded from macro '__PASTE' 60 | #define __PASTE(a,b) ___PASTE(a,b) | ^ include/linux/compiler_types.h:59:23: note: expanded from macro '___PASTE' 59 | #define ___PASTE(a,b) a##b | ^ <scratch space>:163:1: note: expanded from here 163 | __SCK__tp_func_rcu_stall_warning | ^ 4 errors generated. vim +52 kernel/rcu/update.c 51 > 52 EXPORT_TRACEPOINT_SYMBOL_GPL(rcu_stall_warning); 53 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki