59 	kdb_reason_t reason = KDB_REASON_OOPS;  in kdb_stub()  local
65 		reason = KDB_REASON_SWITCH;  in kdb_stub()
71 		reason = KDB_REASON_KEYBOARD;  in kdb_stub()
74 		reason = KDB_REASON_SYSTEM_NMI;  in kdb_stub()
77 		reason = KDB_REASON_NMI;  in kdb_stub()
81 			reason = KDB_REASON_BREAK;  in kdb_stub()
88 	if (reason == KDB_REASON_BREAK || reason == KDB_REASON_SWITCH) {  in kdb_stub()
102 				reason = KDB_REASON_BREAK;  in kdb_stub()
110 	if (reason != KDB_REASON_BREAK && ks->ex_vector == 0 &&  in kdb_stub()
112 		reason = KDB_REASON_SSTEP;  in kdb_stub()
122 	if (ks->err_code == DIE_OOPS || reason == KDB_REASON_OOPS) {  in kdb_stub()
130 	if (KDB_STATE(SSBPT) && reason == KDB_REASON_SSTEP) {  in kdb_stub()
135 		error = kdb_main_loop(KDB_REASON_ENTER, reason,  in kdb_stub()