From: deraadt <deraadt@openbsd.org>
Date: Wed, 21 Jun 2017 20:08:53 +0000 (+0000)
Subject: Fill space between sections with traps, rather than nops.
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=b20d6be6cde3de663f54b2d6c7e291e436eb457f;p=openbsd

Fill space between sections with traps, rather than nops.
---

diff --git a/sys/arch/amd64/conf/ld.script b/sys/arch/amd64/conf/ld.script
index c4dcae52ca4..b43e2e45984 100644
--- a/sys/arch/amd64/conf/ld.script
+++ b/sys/arch/amd64/conf/ld.script
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ld.script,v 1.5 2017/05/31 19:18:19 deraadt Exp $	*/
+/*	$OpenBSD: ld.script,v 1.6 2017/06/21 20:08:53 deraadt Exp $	*/
 
 /*
  * Copyright (c) 2009 Tobias Weingartner <weingart@tepid.org>
@@ -54,7 +54,7 @@ SECTIONS
 		__text_load = LOADADDR(.text);
 		locore0.o(.text)
 		*(.text .text.*)
-	} :text
+	} :text =0xcccccccc
 	PROVIDE (__etext = .);
 	PROVIDE (etext = .);
 	_etext = .;
@@ -71,13 +71,13 @@ SECTIONS
 		*(.rodata .rodata.*)
 		*(.codepatch)
 		*(.codepatchend)
-	} :rodata
+	} :rodata =0xcccccccc
 	. = ALIGN(0x1000);
 	__kernel_randomdata_phys = . & 0x7fffffff;
 	.openbsd.randomdata : AT (__kernel_randomdata_phys)
 	{
 		*(.openbsd.randomdata)
-	} :rodata :openbsd_randomize
+	} :rodata :openbsd_randomize =0xcccccccc
 	. = ALIGN(0x1000);
 	PROVIDE (erodata = .);
 	_erodata = .;
@@ -92,7 +92,7 @@ SECTIONS
 		__data_size = SIZEOF(.data);
 		__data_load = LOADADDR(.data);
 		*(.data .data.*)
-	} :data
+	} :data =0xcccccccc
 	. = ALIGN(0x1000);
 	PROVIDE (edata = .);
 	_edata = .;
diff --git a/sys/arch/i386/conf/ld.script b/sys/arch/i386/conf/ld.script
index 42444b0c31f..1db92582958 100644
--- a/sys/arch/i386/conf/ld.script
+++ b/sys/arch/i386/conf/ld.script
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ld.script,v 1.6 2017/05/31 19:18:18 deraadt Exp $	*/
+/*	$OpenBSD: ld.script,v 1.7 2017/06/21 20:08:53 deraadt Exp $	*/
 
 /*
  * Copyright (c) 2015 Mike Larkin <mlarkin@openbsd.org>
@@ -55,7 +55,7 @@ SECTIONS
 		__text_load = LOADADDR(.text);
 		locore0.o(.text)
 		*(.text .text.*)
-	} :text
+	} :text =0xcccccccc
 	PROVIDE (__etext = .);
 	PROVIDE (etext = .);
 	_etext = .;
@@ -72,13 +72,13 @@ SECTIONS
 		*(.rodata .rodata.*)
 		*(.codepatch)
 		*(.codepatchend)
-	} :rodata
+	} :rodata =0xcccccccc
 	. = ALIGN(0x1000);
 	__kernel_randomdata_phys = . & 0xfffffff;
 	.openbsd.randomdata : AT (__kernel_randomdata_phys)
 	{
 		*(.openbsd.randomdata)
-	} :rodata :openbsd_randomize
+	} :rodata :openbsd_randomize =0xcccccccc
 	. = ALIGN(0x1000);
 	PROVIDE (erodata = .);
 	_erodata = .;
@@ -93,7 +93,7 @@ SECTIONS
 		__data_size = SIZEOF(.data);
 		__data_load = LOADADDR(.data);
 		*(.data .data.*)
-	} :data
+	} :data =0xcccccccc
 	. = ALIGN(0x1000);
 	PROVIDE (edata = .);
 	_edata = .;