--- x/mm/truncate.c
+++ y/mm/truncate.c
@@ -419,6 +419,9 @@ void truncate_inode_pages_range(struct a
 		truncate_folio_batch_exceptionals(mapping, &fbatch, indices);
 		folio_batch_release(&fbatch);
 	}
+
+	if (mapping_exiting(mapping))
+		lru_add_drain_all();
 }
 EXPORT_SYMBOL(truncate_inode_pages_range);
 
--- x/fs/inode.c
+++ y/fs/inode.c
@@ -282,6 +282,7 @@ static struct inode *alloc_inode(struct
 void __destroy_inode(struct inode *inode)
 {
 	BUG_ON(inode_has_buffers(inode));
+	BUG_ON(inode->i_data.nrpages);
 	inode_detach_wb(inode);
 	security_inode_free(inode);
 	fsnotify_inode_delete(inode);