In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix nullptr err of vm_handle_moved If a amdgpu_bo_va is fpriv->prt_va, the bo of this one is always NULL. So, such kind of amdgpu_bo_va should be updated separately before amdgpu_vm_handle_moved.
https://git.kernel.org/stable/c/859958a7faefe5b7742b7b8cdbc170713d4bf158
https://git.kernel.org/stable/c/47281febebe337586569aa4c5694a7511063a42e
https://git.kernel.org/stable/c/273d1ea12e42e9babb9783837906f3c466f213d3