On Dez 16 2016, Minchan Kim <minchan@xxxxxxxxxx> wrote: > Below helps? > > diff --git a/mm/huge_memory.c b/mm/huge_memory.c > index e10a4fe..dc37c9a 100644 > --- a/mm/huge_memory.c > +++ b/mm/huge_memory.c > @@ -1611,6 +1611,7 @@ int madvise_free_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma, > tlb->fullmm); > orig_pmd = pmd_mkold(orig_pmd); > orig_pmd = pmd_mkclean(orig_pmd); > + orig_pmd = pmd_wrprotect(orig_pmd); > > set_pmd_at(mm, addr, pmd, orig_pmd); > tlb_remove_pmd_tlb_entry(tlb, pmd, addr); Thanks, this fixes the issue (tested with 4.9). Andreas. -- Andreas Schwab, SUSE Labs, schwab@xxxxxxx GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different." -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>