* kernel/trace/trace_boot.o: warning: objtool: __llvm_gcov_init()+0x0: call without frame pointer save/setup
@ 2020-04-21 23:58 kbuild test robot
0 siblings, 0 replies; only message in thread
From: kbuild test robot @ 2020-04-21 23:58 UTC (permalink / raw
To: kbuild-all
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CC: linux-kernel(a)vger.kernel.org
TO: Masami Hiramatsu <mhiramat@kernel.org>
CC: "Steven Rostedt (VMware)" <rostedt@goodmis.org>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: ae83d0b416db002fe95601e7f97f64b59514d936
commit: 9c5b9d3d65e485826fb935453f01171b1a337aa8 tracing/boot: Add boot-time tracing
date: 3 months ago
config: x86_64-randconfig-b002-20200422 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project a9b137f9ffba8cb25dfd7dd1fb613e8aac121b37)
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
git checkout 9c5b9d3d65e485826fb935453f01171b1a337aa8
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
kernel/trace/trace_boot.o: warning: objtool: __llvm_gcov_writeout()+0x1: call without frame pointer save/setup
kernel/trace/trace_boot.o: warning: objtool: __llvm_gcov_flush()+0x0: call without frame pointer save/setup
>> kernel/trace/trace_boot.o: warning: objtool: __llvm_gcov_init()+0x0: call without frame pointer save/setup
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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2020-04-21 23:58 kernel/trace/trace_boot.o: warning: objtool: __llvm_gcov_init()+0x0: call without frame pointer save/setup kbuild test robot
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