  }   if (stat & 0x00000000) {   if (fault->buffer[0]) {    nvkm_event_send(&fault->event, 0, 0, NULL, 0);    stat &= ~0x00000000;   }  }   if (stat & 0x00000000) {   if (fault->buffer[0]) {    nvkm_event_send(&fault->event, 0, 0, NULL, 0);    stat &= ~0x00000000;   }  }   if (stat