Author: andrew
Date: Fri Sep 16 12:12:00 2016
New Revision: 305878
URL: https://svnweb.freebsd.org/changeset/base/305878

Log:
  MFC 305605:
  Don't panic when we don't handle a userland exception, not all we may see
  are currently handled.
  
  Obtained from:        ABT Systems Ltd
  Sponsored by: The FreeBSD Foundation

Modified:
  stable/11/sys/arm64/arm64/trap.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/arm64/arm64/trap.c
==============================================================================
--- stable/11/sys/arm64/arm64/trap.c    Fri Sep 16 11:57:48 2016        
(r305877)
+++ stable/11/sys/arm64/arm64/trap.c    Fri Sep 16 12:12:00 2016        
(r305878)
@@ -394,9 +394,9 @@ 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;
        }
 }
 
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