[tip:x86/asm 24/32] mm/migrate.o: warning: objtool: migrate_misplaced_transhuge_page()+0x71: unreachable instruction

[kbuild test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/asm
head:   1e4c4f610f774df6088d7c065b2dd4d22adba698
commit: da51da189a24bb9b7e2d5a123be096e51a4695a5 [24/32] x86/entry/64: Pass SP0 directly to load_sp0()
config: x86_64-randconfig-in0-11031034 (attached as .config)
compiler: gcc-4.6 (Debian 4.6.4-7) 4.6.4
reproduce:
        git checkout da51da189a24bb9b7e2d5a123be096e51a4695a5
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

>> mm/migrate.o: warning: objtool: migrate_misplaced_transhuge_page()+0x71: unreachable instruction

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