linux-kernel - lib/list_debug.o: warning: objtool: __list_del_entry

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Message-ID: <201707061809.YKOyaPqu%fengguang.wu@intel.com>
Date:   Thu, 6 Jul 2017 18:30:11 +0800
From:   kbuild test robot <fengguang.wu@...el.com>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        Ingo Molnar <mingo@...nel.org>
Subject: lib/list_debug.o: warning: objtool: __list_del_entry_valid()+0x9f:
 unreachable instruction

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   9b51f04424e17051a89ab32d892ca66b2a104825
commit: baa41469a7b992c1e3db2a39854219cc7442e48f objtool: Implement stack validation 2.0
date:   6 days ago
config: x86_64-randconfig-in0-07061049 (attached as .config)
compiler: gcc-4.6 (Debian 4.6.4-7) 4.6.4
reproduce:
        git checkout baa41469a7b992c1e3db2a39854219cc7442e48f
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

>> lib/list_debug.o: warning: objtool: __list_del_entry_valid()+0x9f: unreachable instruction

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0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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