lib/sys_info.c:154:17: error: implicit declaration of function 'ftrace_dump'; did you mean 'ftrace_bug'?
kernel test robot <[email protected]>
| Newsgroups | dev.linux.lists.oe-kbuild-all |
|---|---|
| Message-ID | <[email protected]> |
tree: https://github.com/intel-lab-lkp/linux/commits/Steven-Rostedt/tracing-Move-non-trace_printk-prototypes-back-to-kernel-h/20260814-235157 head: 5803c3be0223106fdafb05968cefd241bf88fef1 commit: 5803c3be0223106fdafb05968cefd241bf88fef1 tracing: Add CONFIG_TRACE_PRINTK_DEBUGGING to clean up kernel.h date: 2 days ago config: x86_64-rhel-9.4-bpf (https://download.01.org/0day-ci/archive/20260816/[email protected]/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260816/[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 >>): lib/sys_info.c: In function '__sys_info': >> lib/sys_info.c:154:17: error: implicit declaration of function 'ftrace_dump'; did you mean 'ftrace_bug'? [-Wimplicit-function-declaration] 154 | ftrace_dump(DUMP_ALL); | ^~~~~~~~~~~ | ftrace_bug >> lib/sys_info.c:154:29: error: 'DUMP_ALL' undeclared (first use in this function) 154 | ftrace_dump(DUMP_ALL); | ^~~~~~~~ lib/sys_info.c:154:29: note: each undeclared identifier is reported only once for each function it appears in -- samples/trace_printk/trace-printk.c: In function 'trace_printk_irq_work': >> samples/trace_printk/trace-printk.c:20:9: error: implicit declaration of function 'trace_printk'; did you mean 'early_printk'? [-Wimplicit-function-declaration] 20 | trace_printk("(irq) This is a static string that will use trace_bputs\n"); | ^~~~~~~~~~~~ | early_printk -- drivers/tty/sysrq.c: In function 'sysrq_ftrace_dump': >> drivers/tty/sysrq.c:331:9: error: implicit declaration of function 'ftrace_dump'; did you mean 'ftrace_bug'? [-Wimplicit-function-declaration] 331 | ftrace_dump(DUMP_ALL); | ^~~~~~~~~~~ | ftrace_bug >> drivers/tty/sysrq.c:331:21: error: 'DUMP_ALL' undeclared (first use in this function) 331 | ftrace_dump(DUMP_ALL); | ^~~~~~~~ drivers/tty/sysrq.c:331:21: note: each undeclared identifier is reported only once for each function it appears in -- In file included from kernel/rcu/tree.c:70: kernel/rcu/tree_stall.h: In function 'rcu_stall_kick_kthreads': kernel/rcu/rcu.h:337:17: error: implicit declaration of function 'ftrace_dump'; did you mean 'ftrace_bug'? [-Wimplicit-function-declaration] 337 | ftrace_dump(oops_dump_mode); \ | ^~~~~~~~~~~ kernel/rcu/tree_stall.h:238:17: note: in expansion of macro 'rcu_ftrace_dump' 238 | rcu_ftrace_dump(DUMP_ALL); | ^~~~~~~~~~~~~~~ >> kernel/rcu/tree_stall.h:238:33: error: 'DUMP_ALL' undeclared (first use in this function) 238 | rcu_ftrace_dump(DUMP_ALL); | ^~~~~~~~ kernel/rcu/rcu.h:337:29: note: in definition of macro 'rcu_ftrace_dump' 337 | ftrace_dump(oops_dump_mode); \ | ^~~~~~~~~~~~~~ kernel/rcu/tree_stall.h:238:33: note: each undeclared identifier is reported only once for each function it appears in 238 | rcu_ftrace_dump(DUMP_ALL); | ^~~~~~~~ kernel/rcu/rcu.h:337:29: note: in definition of macro 'rcu_ftrace_dump' 337 | ftrace_dump(oops_dump_mode); \ | ^~~~~~~~~~~~~~ kernel/rcu/tree_stall.h: In function 'check_cpu_stall': kernel/rcu/tree_stall.h:859:41: error: 'DUMP_ALL' undeclared (first use in this function) 859 | rcu_ftrace_dump(DUMP_ALL); | ^~~~~~~~ kernel/rcu/rcu.h:337:29: note: in definition of macro 'rcu_ftrace_dump' 337 | ftrace_dump(oops_dump_mode); \ | ^~~~~~~~~~~~~~ vim +154 lib/sys_info.c d747755917bf8a Feng Tang 2025-07-03 138 03ef32d665e8a2 Feng Tang 2025-11-13 139 static void __sys_info(unsigned long si_mask) b76e89e50fc369 Feng Tang 2025-07-03 140 { b76e89e50fc369 Feng Tang 2025-07-03 141 if (si_mask & SYS_INFO_TASKS) b76e89e50fc369 Feng Tang 2025-07-03 142 show_state(); b76e89e50fc369 Feng Tang 2025-07-03 143 b76e89e50fc369 Feng Tang 2025-07-03 144 if (si_mask & SYS_INFO_MEM) b76e89e50fc369 Feng Tang 2025-07-03 145 show_mem(); b76e89e50fc369 Feng Tang 2025-07-03 146 b76e89e50fc369 Feng Tang 2025-07-03 147 if (si_mask & SYS_INFO_TIMERS) b76e89e50fc369 Feng Tang 2025-07-03 148 sysrq_timer_list_show(); b76e89e50fc369 Feng Tang 2025-07-03 149 b76e89e50fc369 Feng Tang 2025-07-03 150 if (si_mask & SYS_INFO_LOCKS) b76e89e50fc369 Feng Tang 2025-07-03 151 debug_show_all_locks(); b76e89e50fc369 Feng Tang 2025-07-03 152 b76e89e50fc369 Feng Tang 2025-07-03 153 if (si_mask & SYS_INFO_FTRACE) b76e89e50fc369 Feng Tang 2025-07-03 @154 ftrace_dump(DUMP_ALL); b76e89e50fc369 Feng Tang 2025-07-03 155 760fc597c33d5a Andy Shevchenko 2025-10-30 156 if (si_mask & SYS_INFO_ALL_BT) b76e89e50fc369 Feng Tang 2025-07-03 157 trigger_all_cpu_backtrace(); b76e89e50fc369 Feng Tang 2025-07-03 158 b76e89e50fc369 Feng Tang 2025-07-03 159 if (si_mask & SYS_INFO_BLOCKED_TASKS) b76e89e50fc369 Feng Tang 2025-07-03 160 show_state_filter(TASK_UNINTERRUPTIBLE); b76e89e50fc369 Feng Tang 2025-07-03 161 } 03ef32d665e8a2 Feng Tang 2025-11-13 162 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki