[android-common:android13-5.10 0/2] arch/x86/kvm/mmu/mmu.o: warning: objtool: mmu_free_root_page()+0x18c: unreachable instruction

kernel test robot <[email protected]>
Newsgroups dev.linux.lists.oe-kbuild-all
Message-ID <[email protected]>
Hi Paolo,

First bad commit (maybe != root cause):

tree:   https://android.googlesource.com/kernel/common android13-5.10
head:   233907fd00d20cb913bac974697845f18998af64
commit: 9c8474fa3477395e754687b3edb17ca0dfe46d6a [0/2] KVM: x86/mmu: avoid NULL-pointer dereference on page freeing bugs
config: x86_64-randconfig-002-20260822 (https://download.01.org/0day-ci/archive/20260822/[email protected]/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 935bfc708590c60147a79c7df145bb6e68b1d388)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260822/[email protected]/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

All warnings (new ones prefixed by >>):

>> arch/x86/kvm/mmu/mmu.o: warning: objtool: mmu_free_root_page()+0x18c: unreachable instruction

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.