Commit "mm, oom: introduce oom reaper" forgot to initialize the two new fields of struct zap_details in unmap_mapping_range(). This caused using stack garbage on the call to unmap_mapping_range_tree(). Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx> --- mm/memory.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/memory.c b/mm/memory.c index 206c8cd..0e32993 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2431,6 +2431,7 @@ void unmap_mapping_range(struct address_space *mapping, details.last_index = hba + hlen - 1; if (details.last_index < details.first_index) details.last_index = ULONG_MAX; + details.check_swap_entries = details.ignore_dirty = false; /* DAX uses i_mmap_lock to serialise file truncate vs page fault */ -- 1.7.10.4 -- 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>