889 	uint64_t currFP = 0ULL;  local
895 	if (KERN_SUCCESS != chudxnu_kern_read(&currFP, (vm_offset_t)&(regs->k_rbp), sizeof(uint64_t))) {
900 	uint32_t currFP = 0U;  local
906 	if (KERN_SUCCESS != chudxnu_kern_read(&currFP, (vm_offset_t)&(regs->k_ebp), sizeof(uint32_t))) {
922 	while (VALID_STACK_ADDRESS64(TRUE, currFP, kernStackMin, kernStackMax)) {
924 		uint64_t caller = currFP + sizeof(uint64_t);
926 	while (VALID_STACK_ADDRESS(TRUE, currFP, kernStackMin, kernStackMax)) {
927 		uint32_t caller = (uint32_t)currFP + sizeof(uint32_t);
930 		if (!currFP || !currPC) {
953 		kr = chudxnu_kern_read(&prevFP, (vm_offset_t)currFP, sizeof(currPC));
963 		if (prevFP <= currFP) {
966 			currFP = prevFP;
988 	uint64_t currFP = (uint64_t) regs->ebp;  local
1002 	while (VALID_STACK_ADDRESS(supervisor, currFP, kernStackMin, kernStackMax)) {
1003 		cframe_t *fp = (cframe_t *) (uintptr_t) currFP;
1005 		if (!currFP) {
1045 		if (prevFP < currFP) {
1048 			currFP = prevFP;
1067 	uint64_t currFP = regs->rbp;  local
1081 	while (VALID_STACK_ADDRESS64(supervisor, currFP, kernStackMin, kernStackMax)) {
1083 		uint64_t caller = currFP + sizeof(uint64_t);
1085 		if (!currFP) {
1113 			kr = chudxnu_kern_read(&prevFP, (vm_offset_t)currFP, sizeof(uint64_t));
1115 			kr = chudxnu_task_read(task, &prevFP, currFP, sizeof(uint64_t));
1122 		if (prevFP < currFP) {
1125 			currFP = prevFP;