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

From: kbuild test robot
Date: Fri Feb 24 2017 - 17:15:09 EST


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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