linux-kernel - Re: [PATCH v2] tracing: Fix funcgraph_exit calltime/rettime offset for 32-bit ARM

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Message-ID: <202602031258.iZkcSFA8-lkp@intel.com>
Date: Tue, 3 Feb 2026 12:26:55 +0800
From: kernel test robot <lkp@...el.com>
To: "jempty.liang" <imntjempty@....com>, rostedt@...dmis.org,
	mhiramat@...nel.org, mark.rutland@....com,
	mathieu.desnoyers@...icios.com
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	linux-trace-kernel@...r.kernel.org,
	"jempty.liang" <imntjempty@....com>
Subject: Re: [PATCH v2] tracing: Fix funcgraph_exit calltime/rettime offset
 for 32-bit ARM

Hi jempty.liang,

kernel test robot noticed the following build errors:

[auto build test ERROR on trace/for-next]
[also build test ERROR on linus/master v6.19-rc8 next-20260202]
[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/jempty-liang/tracing-Fix-funcgraph_exit-calltime-rettime-offset-for-32-bit-ARM/20260202-203926
base:   https://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace for-next
patch link:    https://lore.kernel.org/r/20260202123342.2544795-1-imntjempty%40163.com
patch subject: [PATCH v2] tracing: Fix funcgraph_exit calltime/rettime offset for 32-bit ARM
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20260203/202602031258.iZkcSFA8-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260203/202602031258.iZkcSFA8-lkp@intel.com/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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202602031258.iZkcSFA8-lkp@intel.com/

All errors (new ones prefixed by >>):

   kernel/trace/trace_sched_wakeup.c: In function 'wakeup_graph_return':
>> kernel/trace/trace_sched_wakeup.c:172:17: error: too many arguments to function '__trace_graph_return'; expected 3, have 5
     172 |                 __trace_graph_return(tr, trace, trace_ctx, *calltime, rettime);
         |                 ^~~~~~~~~~~~~~~~~~~~                       ~~~~~~~~~
   In file included from kernel/trace/trace_sched_wakeup.c:20:
   kernel/trace/trace.h:969:13: note: declared here
     969 | extern void __trace_graph_return(struct trace_array *tr,
         |             ^~~~~~~~~~~~~~~~~~~~


vim +/__trace_graph_return +172 kernel/trace/trace_sched_wakeup.c

7495a5beaa22f1 Jiri Olsa                 2010-09-23  150  
37238abe3cb47b Steven Rostedt (VMware    2024-06-03  151) static void wakeup_graph_return(struct ftrace_graph_ret *trace,
2ca8c112c9676e Masami Hiramatsu (Google  2024-12-26  152) 				struct fgraph_ops *gops,
2ca8c112c9676e Masami Hiramatsu (Google  2024-12-26  153) 				struct ftrace_regs *fregs)
7495a5beaa22f1 Jiri Olsa                 2010-09-23  154  {
7495a5beaa22f1 Jiri Olsa                 2010-09-23  155  	struct trace_array *tr = wakeup_trace;
7495a5beaa22f1 Jiri Olsa                 2010-09-23  156  	struct trace_array_cpu *data;
36590c50b2d072 Sebastian Andrzej Siewior 2021-01-25  157  	unsigned int trace_ctx;
a485ea9e3ef31a Steven Rostedt            2025-01-13  158  	u64 *calltime;
66611c04757096 Steven Rostedt            2025-01-21  159  	u64 rettime;
a485ea9e3ef31a Steven Rostedt            2025-01-13  160  	int size;
7495a5beaa22f1 Jiri Olsa                 2010-09-23  161  
12117f3307b63f Steven Rostedt (VMware    2024-06-03  162) 	ftrace_graph_addr_finish(gops, trace);
5cf99a0f3161bc Steven Rostedt (VMware    2018-11-29  163) 
36590c50b2d072 Sebastian Andrzej Siewior 2021-01-25  164  	if (!func_prolog_preempt_disable(tr, &data, &trace_ctx))
7495a5beaa22f1 Jiri Olsa                 2010-09-23  165  		return;
7495a5beaa22f1 Jiri Olsa                 2010-09-23  166  
77a67833e830fd jempty.liang              2026-02-02  167  	trace->rettime = trace_clock_local();
66611c04757096 Steven Rostedt            2025-01-21  168  
a485ea9e3ef31a Steven Rostedt            2025-01-13  169  	calltime = fgraph_retrieve_data(gops->idx, &size);
77a67833e830fd jempty.liang              2026-02-02  170  	if (calltime) {
77a67833e830fd jempty.liang              2026-02-02  171  		trace->calltime = *calltime;
66611c04757096 Steven Rostedt            2025-01-21 @172  		__trace_graph_return(tr, trace, trace_ctx, *calltime, rettime);
77a67833e830fd jempty.liang              2026-02-02  173  	}
7495a5beaa22f1 Jiri Olsa                 2010-09-23  174  
4f7bf54b07e5ac Steven Rostedt            2025-10-08  175  	local_dec(&data->disabled);
7495a5beaa22f1 Jiri Olsa                 2010-09-23  176  	preempt_enable_notrace();
7495a5beaa22f1 Jiri Olsa                 2010-09-23  177  	return;
7495a5beaa22f1 Jiri Olsa                 2010-09-23  178  }
7495a5beaa22f1 Jiri Olsa                 2010-09-23  179  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki