[PATCH 1/1] Fix a wrong value passed to __find_vmap_area()
From: Uladzislau Rezki (Sony)
Date: Thu Jan 11 2024 - 07:11:19 EST
There was a type in the vmalloc_dump_obj() function. Instead
of passing a real address which is "objp" an "addr" was used
what is wrong and not initialized.
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Fixes: e88b85b81d5 ("mm: vmalloc: offload free_vmap_area_lock lock")
Closes: https://lore.kernel.org/oe-kbuild-all/202401111810.TKPIXLCs-lkp@xxxxxxxxx/
Signed-off-by: Uladzislau Rezki (Sony) <urezki@xxxxxxxxx>
---
mm/vmalloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index e30dabf68263..43a6608e1397 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -4688,7 +4688,7 @@ bool vmalloc_dump_obj(void *object)
vn = addr_to_node((unsigned long)objp);
if (spin_trylock(&vn->busy.lock)) {
- va = __find_vmap_area(addr, &vn->busy.root);
+ va = __find_vmap_area((unsigned long)objp, &vn->busy.root);
if (va && va->vm) {
addr = (unsigned long)va->vm->addr;
--
2.39.2