wiki:experiences:igraltist:patches:2.6.33.6
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Git/Snapshot: 1.5.3
Release: 1.5.0

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RSBAC source code, can be unstable sometimes

=>  Events

No events planned

Patch for kernel rsbac-pax 2.6.33.5

The follow source have to download and the patches have to apply like the links are.

Already patched kernel can download for testing here.

At least apply this patch.

diff -Nur linux-rsbac-2.6.33.6/fs/exec.c linux-rsbac-pax-2.6.33.6/fs/exec.c
--- linux-rsbac-2.6.33.6/fs/exec.c	2010-07-16 01:17:06.132526934 +0200
+++ linux-rsbac-pax-2.6.33.6/fs/exec.c	2010-07-16 00:54:07.832858346 +0200
@@ -56,11 +56,24 @@
 #include <linux/fs_struct.h>
 #include <linux/pipe_fs_i.h>
 
+#include <linux/random.h>
+#include <linux/seq_file.h>
+ 
+#ifdef CONFIG_PAX_REFCOUNT
+#include <linux/kallsyms.h>
+#include <linux/kdebug.h>
+#endif
+
 #include <asm/uaccess.h>
 #include <asm/mmu_context.h>
 #include <asm/tlb.h>
 #include "internal.h"
 
+#ifdef CONFIG_PAX_HOOK_ACL_FLAGS
+void (*pax_set_initial_flags_func)(struct linux_binprm *bprm);
+EXPORT_SYMBOL(pax_set_initial_flags_func);
+#endif
+
 #include <rsbac/hooks.h>
 
 int core_uses_pid;
diff -Nur linux-rsbac-2.6.33.6/fs/pipe.c linux-rsbac-pax-2.6.33.6/fs/pipe.c
--- linux-rsbac-2.6.33.6/fs/pipe.c	2010-07-16 01:17:06.158570058 +0200
+++ linux-rsbac-pax-2.6.33.6/fs/pipe.c	2010-07-16 00:55:07.335526901 +0200
@@ -776,10 +776,10 @@
 
 	mutex_lock(&inode->i_mutex);
 	pipe = inode->i_pipe;
-	pipe->readers -= decr;
-	pipe->writers -= decw;
-
-	if (!pipe->readers && !pipe->writers) {
+    atomic_sub(decr, &pipe->readers);
+    atomic_sub(decw, &pipe->writers);
+  
+    if (!atomic_read(&pipe->readers) && !atomic_read(&pipe->writers)) {
 
 #ifdef CONFIG_RSBAC
 		union rsbac_target_id_t rsbac_target_id;
diff -Nur linux-rsbac-2.6.33.6/init/do_mounts.c linux-rsbac-pax-2.6.33.6/init/do_mounts.c
--- linux-rsbac-2.6.33.6/init/do_mounts.c	2010-07-16 01:17:06.221533528 +0200
+++ linux-rsbac-pax-2.6.33.6/init/do_mounts.c	2010-07-16 00:56:23.195651971 +0200
@@ -424,8 +424,8 @@
 	mount_root();
 out:
 	devtmpfs_mount("dev");
-	sys_mount(".", "/", NULL, MS_MOVE, NULL);
-	sys_chroot(".");
+	sys_mount((__force char __user *)".", (__force char __user *)"/", NULL, MS_MOVE, NULL);
+	sys_chroot((__force char __user *)".");
 
         /* RSBAC: OK, most stuff initialized and root mounted: Init RSBAC. */
 #ifdef CONFIG_RSBAC
diff -Nur linux-rsbac-2.6.33.6/mm/mprotect.c linux-rsbac-pax-2.6.33.6/mm/mprotect.c
--- linux-rsbac-2.6.33.6/mm/mprotect.c	2010-07-16 01:17:06.430558377 +0200
+++ linux-rsbac-pax-2.6.33.6/mm/mprotect.c	2010-07-16 00:57:44.582850363 +0200
@@ -24,10 +24,16 @@
 #include <linux/mmu_notifier.h>
 #include <linux/migrate.h>
 #include <linux/perf_event.h>
+
+#ifdef CONFIG_PAX_MPROTECT
+#include <linux/elf.h>
+#endif
+
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
 #include <asm/cacheflush.h>
 #include <asm/tlbflush.h>
+#include <asm/mmu_context.h>
 #include <rsbac/hooks.h>
 
 #ifndef pgprot_modify
//
wiki/experiences/igraltist/patches/2.6.33.6.txt · Last modified: 2010/07/16 01:26 by igraltist

wiki/experiences/igraltist/patches/2.6.33.6.txt · Last modified: 2010/07/16 01:26 by igraltist
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