linux-kernel - [tip:core/urgent 2/2] fs/ocfs2/alloc.o: warning: objtool: ocfs2_dinode_sanity_check()+0x12: duplicate frame pointer save

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Date:   Sat, 25 Feb 2017 06:13:48 +0800
From:   kbuild test robot <fengguang.wu@...el.com>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        tipbuild@...or.com, Ingo Molnar <mingo@...nel.org>
Subject: [tip:core/urgent 2/2] fs/ocfs2/alloc.o: warning: objtool:
 ocfs2_dinode_sanity_check()+0x12: duplicate frame pointer save

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core/urgent
head:   d1091c7fa3d52ebce4dd3f15d04155b3469b2f90
commit: d1091c7fa3d52ebce4dd3f15d04155b3469b2f90 [2/2] objtool: Improve detection of BUG() and other dead ends
config: x86_64-randconfig-n0-02250449 (attached as .config)
compiler: gcc-4.8 (Debian 4.8.4-1) 4.8.4
reproduce:
        git checkout d1091c7fa3d52ebce4dd3f15d04155b3469b2f90
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

>> fs/ocfs2/alloc.o: warning: objtool: ocfs2_dinode_sanity_check()+0x12: duplicate frame pointer save
>> fs/ocfs2/alloc.o: warning: objtool: ocfs2_dinode_sanity_check()+0x0: frame pointer state mismatch

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

Download attachment ".config.gz" of type "application/gzip" (30114 bytes)