Author: kib
Date: Tue Jul 8 08:05:42 2014
New Revision: 268383
URL: http://svnweb.freebsd.org/changeset/base/268383
Log:
Correct si_code for the SIGBUS signal generated by the alignment trap.
Reported and tested by: pho
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Modified:
head/sys/amd64/amd64/trap.c
head/sys/i386/i386/trap.c
Modified: head/sys/amd64/amd64/trap.c
==============================================================================
--- head/sys/amd64/amd64/trap.c Tue Jul 8 04:51:42 2014 (r268382)
+++ head/sys/amd64/amd64/trap.c Tue Jul 8 08:05:42 2014 (r268383)
@@ -313,6 +313,10 @@ trap(struct trapframe *frame)
i = SIGBUS;
ucode = BUS_OBJERR;
break;
+ case T_ALIGNFLT:
+ i = SIGBUS;
+ ucode = BUS_ADRALN;
+ break;
case T_DOUBLEFLT: /* double fault */
default:
i = SIGBUS;
Modified: head/sys/i386/i386/trap.c
==============================================================================
--- head/sys/i386/i386/trap.c Tue Jul 8 04:51:42 2014 (r268382)
+++ head/sys/i386/i386/trap.c Tue Jul 8 08:05:42 2014 (r268383)
@@ -366,6 +366,10 @@ trap(struct trapframe *frame)
i = SIGBUS;
ucode = BUS_OBJERR;
break;
+ case T_ALIGNFLT:
+ i = SIGBUS;
+ ucode = BUS_ADRALN;
+ break;
case T_DOUBLEFLT: /* double fault */
default:
i = SIGBUS;
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