Merge v6.15.9linux-rolling-stable

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 8 insertions, 0 deletions

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 3783e45bfc92e..d3bce4d7a3398 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1128,6 +1128,14 @@ retry:
 			goto keep;
 
 		if (folio_contain_hwpoisoned_page(folio)) {
+			/*
+			 * unmap_poisoned_folio() can't handle large
+			 * folio, just skip it. memory_failure() will
+			 * handle it if the UCE is triggered again.
+			 */
+			if (folio_test_large(folio))
+				goto keep_locked;
+
 			unmap_poisoned_folio(folio, folio_pfn(folio), false);
 			folio_unlock(folio);
 			folio_put(folio);