linux-kernel - [peterz-queue:call-depth-tracking 34/60] arch/x86/lib/copy_page_64.o: warning: objtool: .altinstr_replacement(): can't find starting instruction

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Message-ID: <202209232315.eRwoBhq2-lkp@intel.com>
Date:   Fri, 23 Sep 2022 23:21:27 +0800
From:   kernel test robot <lkp@...el.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [peterz-queue:call-depth-tracking 34/60]
 arch/x86/lib/copy_page_64.o: warning: objtool: .altinstr_replacement():
 can't find starting instruction

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git call-depth-tracking
head:   856304fc062b9ad34742a604b98cc775846c0cb3
commit: c2a8b8187418956af92d2d954ee4574f87f5e188 [34/60] objtool: Rework instruction -> symbol mapping
config: x86_64-defconfig (https://download.01.org/0day-ci/archive/20220923/202209232315.eRwoBhq2-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-5) 11.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=c2a8b8187418956af92d2d954ee4574f87f5e188
        git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
        git fetch --no-tags peterz-queue call-depth-tracking
        git checkout c2a8b8187418956af92d2d954ee4574f87f5e188
        # 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 where applicable
| Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> arch/x86/lib/copy_page_64.o: warning: objtool: .altinstr_replacement(): can't find starting instruction

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp