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Date: Thu, 12 May 2022 10:00:33 +0800 From: kernel test robot <lkp@...el.com> To: Peter Zijlstra <peterz@...radead.org> Cc: kbuild-all@...ts.01.org, GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>, linux-kernel@...r.kernel.org, Sasha Levin <sashal@...nel.org>, Borislav Petkov <bp@...e.de> Subject: [ammarfaizi2-block:stable/linux-stable-rc/queue/5.15 146/150] kernel/futex.o: warning: objtool: futex_atomic_op_inuser()+0xb8: unreachable instruction tree: https://github.com/ammarfaizi2/linux-block stable/linux-stable-rc/queue/5.15 head: 305e905f70311e1b49cc730931a19c3e364f4d8c commit: 45dc9d706619a6814e4063d5431483f94badb5a1 [146/150] x86: Add straight-line-speculation mitigation config: x86_64-randconfig-m001-20220509 (https://download.01.org/0day-ci/archive/20220512/202205120956.qLpGQurX-lkp@intel.com/config) compiler: gcc-11 (Debian 11.2.0-20) 11.2.0 reproduce (this is a W=1 build): # https://github.com/ammarfaizi2/linux-block/commit/45dc9d706619a6814e4063d5431483f94badb5a1 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block stable/linux-stable-rc/queue/5.15 git checkout 45dc9d706619a6814e4063d5431483f94badb5a1 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@...el.com> All warnings (new ones prefixed by >>): >> kernel/futex.o: warning: objtool: futex_atomic_op_inuser()+0xb8: unreachable instruction -- >> mm/madvise.o: warning: objtool: madvise_behavior()+0x69: unreachable instruction -- >> kernel/bpf/btf.o: warning: objtool: __btf_resolve_size()+0x72: unreachable instruction -- 0-DAY CI Kernel Test Service https://01.org/lkp
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