1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 1154b0a8881d..4c6094eefc51 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -529,6 +529,9 @@ static int amdgpu_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_
         case TTM_PL_TT:
                 break;
         case TTM_PL_VRAM:
+                if (mem->start == AMDGPU_BO_INVALID_OFFSET)
+                        return -EINVAL;
+
                 mem->bus.offset = mem->start << PAGE_SHIFT;
                 /* check if it's visible */
                 if ((mem->bus.offset + mem->bus.size) > adev->mc.visible_vram_size)