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authorLinus Torvalds <torvalds@linux-foundation.org>2022-07-26 19:38:46 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2022-07-26 19:38:46 -0700
commit39c3c396f8131f3db454c80e0fcfcdc54ed9ec01 (patch)
tree5e73a645381f47535903fbc6a16442a4a6ef2b85 /mm/memory.c
parent5de64d44968e4ae66ebdb0a2d08b443f189d3651 (diff)
parent1f7ea54727caaa6701a15af0cbeddfdb015b2869 (diff)
downloadlinux-39c3c396f8131f3db454c80e0fcfcdc54ed9ec01.tar.bz2
Merge tag 'mm-hotfixes-stable-2022-07-26' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Pull misc fixes from Andrew Morton: "Thirteen hotfixes. Eight are cc:stable and the remainder are for post-5.18 issues or are too minor to warrant backporting" * tag 'mm-hotfixes-stable-2022-07-26' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: mailmap: update Gao Xiang's email addresses userfaultfd: provide properly masked address for huge-pages Revert "ocfs2: mount shared volume without ha stack" hugetlb: fix memoryleak in hugetlb_mcopy_atomic_pte fs: sendfile handles O_NONBLOCK of out_fd ntfs: fix use-after-free in ntfs_ucsncmp() secretmem: fix unhandled fault in truncate mm/hugetlb: separate path for hwpoison entry in copy_hugetlb_page_range() mm: fix missing wake-up event for FSDAX pages mm: fix page leak with multiple threads mapping the same page mailmap: update Seth Forshee's email address tmpfs: fix the issue that the mount and remount results are inconsistent. mm: kfence: apply kmemleak_ignore_phys on early allocated pool
Diffstat (limited to 'mm/memory.c')
-rw-r--r--mm/memory.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/mm/memory.c b/mm/memory.c
index 9174918ce3f7..1c6027adc542 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -4369,9 +4369,12 @@ vm_fault_t finish_fault(struct vm_fault *vmf)
return VM_FAULT_OOM;
}
- /* See comment in handle_pte_fault() */
+ /*
+ * See comment in handle_pte_fault() for how this scenario happens, we
+ * need to return NOPAGE so that we drop this page.
+ */
if (pmd_devmap_trans_unstable(vmf->pmd))
- return 0;
+ return VM_FAULT_NOPAGE;
vmf->pte = pte_offset_map_lock(vma->vm_mm, vmf->pmd,
vmf->address, &vmf->ptl);