Messages in this thread Patch in this message | | | From | Borislav Petkov <> | Subject | [PATCH] mm/slub: Add a dump_stack() to the unexpected GFP check | Date | Mon, 16 Jan 2017 10:16:43 +0100 |
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From: Borislav Petkov <bp@suse.de>
We wanna know who's doing such a thing. Like slab.c does that.
Signed-off-by: Borislav Petkov <bp@suse.de> --- mm/slub.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/mm/slub.c b/mm/slub.c index 067598a00849..1b0fa7625d6d 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -1623,6 +1623,7 @@ static struct page *new_slab(struct kmem_cache *s, gfp_t flags, int node) flags &= ~GFP_SLAB_BUG_MASK; pr_warn("Unexpected gfp: %#x (%pGg). Fixing up to gfp: %#x (%pGg). Fix your code!\n", invalid_mask, &invalid_mask, flags, &flags); + dump_stack(); } return allocate_slab(s, -- 2.11.0
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