linux-kernel - Re: [PATCH] function_graph: Simplify the initialization of fgraph LRU data

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Message-ID: <202409140325.G1zsZ0jL-lkp@intel.com>
Date: Sat, 14 Sep 2024 04:10:19 +0800
From: kernel test robot <lkp@...el.com>
To: Liao Chang <liaochang1@...wei.com>, rostedt@...dmis.org,
	mhiramat@...nel.org, mark.rutland@....com,
	mathieu.desnoyers@...icios.com
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-kernel@...r.kernel.org, linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCH] function_graph: Simplify the initialization of fgraph
 LRU data

Hi Liao,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.11-rc7 next-20240913]
[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/Liao-Chang/function_graph-Simplify-the-initialization-of-fgraph-LRU-data/20240912-193159
base:   linus/master
patch link:    https://lore.kernel.org/r/20240912111550.1752115-1-liaochang1%40huawei.com
patch subject: [PATCH] function_graph: Simplify the initialization of fgraph LRU data
config: arm-randconfig-004-20240913 (https://download.01.org/0day-ci/archive/20240914/202409140325.G1zsZ0jL-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project bf684034844c660b778f0eba103582f582b710c9)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240914/202409140325.G1zsZ0jL-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/202409140325.G1zsZ0jL-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: ftrace_graph_entry_stub
   >>> referenced by arch/arm/kernel/entry-ftrace.o:(.text+0xB8) in archive vmlinux.a

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