From: "Kirill A. Shutemov" <[email protected]>

This (large, atomic) allocation attempt can fail.  We expect and handle
that, so avoid the scary warning.

Link: http://lkml.kernel.org/r/[email protected]
Cc: Andrey Ryabinin <[email protected]>
Cc: Alexander Potapenko <[email protected]>
Cc: Michal Hocko <[email protected]>
Cc: Rik van Riel <[email protected]>
Cc: David Rientjes <[email protected]>
Cc: Mel Gorman <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

https://jira.sw.ru/browse/PSBM-69081
(cherry picked from commit 87cc271d5e4320d705cfdf59f68d4d037b3511b2)
Signed-off-by: Andrey Ryabinin <[email protected]>
---
 lib/stackdepot.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/stackdepot.c b/lib/stackdepot.c
index 53ad6c0831ae..60f77f1d470a 100644
--- a/lib/stackdepot.c
+++ b/lib/stackdepot.c
@@ -242,6 +242,7 @@ depot_stack_handle_t depot_save_stack(struct stack_trace 
*trace,
                 */
                alloc_flags &= ~GFP_ZONEMASK;
                alloc_flags &= (GFP_ATOMIC | GFP_KERNEL);
+               alloc_flags |= __GFP_NOWARN;
                page = alloc_pages(alloc_flags, STACK_ALLOC_ORDER);
                if (page)
                        prealloc = page_address(page);
-- 
2.13.5

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