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-rw-r--r--mm/kasan/init.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/mm/kasan/init.c b/mm/kasan/init.c
index fcaa1ca03175..ce45c491ebcd 100644
--- a/mm/kasan/init.c
+++ b/mm/kasan/init.c
@@ -83,8 +83,14 @@ static inline bool kasan_early_shadow_page_entry(pte_t pte)
static __init void *early_alloc(size_t size, int node)
{
- return memblock_alloc_try_nid(size, size, __pa(MAX_DMA_ADDRESS),
- MEMBLOCK_ALLOC_ACCESSIBLE, node);
+ void *ptr = memblock_alloc_try_nid(size, size, __pa(MAX_DMA_ADDRESS),
+ MEMBLOCK_ALLOC_ACCESSIBLE, node);
+
+ if (!ptr)
+ panic("%s: Failed to allocate %zu bytes align=%zx nid=%d from=%llx\n",
+ __func__, size, size, node, (u64)__pa(MAX_DMA_ADDRESS));
+
+ return ptr;
}
static void __ref zero_pte_populate(pmd_t *pmd, unsigned long addr,