From e0c6c1d1fd53ee7757c7e3ea1f88add7356e7e92 Mon Sep 17 00:00:00 2001
From: Andrew Turner <andrew@FreeBSD.org>
Date: Thu, 8 Sep 2016 12:39:03 +0000
Subject: [PATCH] Don't panic when we don't handle a userland exception, not
 all we may see are currently handled.

Obtained from:	ABT Systems Ltd
MFC after:	3 days
Sponsored by:	The FreeBSD Foundation
---
 sys/arm64/arm64/trap.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sys/arm64/arm64/trap.c b/sys/arm64/arm64/trap.c
index b2ca455ea749..bc191056f13a 100644
--- a/sys/arm64/arm64/trap.c
+++ b/sys/arm64/arm64/trap.c
@@ -401,9 +401,9 @@ do_el0_sync(struct trapframe *frame)
 		userret(td, frame);
 		break;
 	default:
-		print_registers(frame);
-		panic("Unknown userland exception %x esr_el1 %lx\n", exception,
-		    esr);
+		call_trapsignal(td, SIGBUS, BUS_OBJERR, (void *)frame->tf_elr);
+		userret(td, frame);
+		break;
 	}
 }