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Date: Fri, 19 Nov 2010 19:18:20 -0800
From: Kees Cook <kees.cook@...onical.com>
To: Ingo Molnar <mingo@...e.hu>
Cc: Kyle McMartin <kyle@...artin.ca>,
Marcus Meissner <meissner@...e.de>,
torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
tj@...nel.org, akpm@...l.org, hpa@...or.com, w@....eu,
alan@...rguk.ukuu.org.uk, Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] kernel: make /proc/kallsyms mode 400 to reduce ease of
attacking
On Thu, Nov 18, 2010 at 08:48:04AM +0100, Ingo Molnar wrote:
> Agreed. A few other kernel address things that should be hidden are:
> [snip]
For reference, here's what GRKERNSEC_HIDESYM looks like in grsecurity.
It's quite a sledgehammer, but it does help to point out at least the
minimum number of things that need fixing.
And, more directly related to this thread, kallsyms hiding is implemented
in s_show instead of via DAC:
@@ -464,6 +467,11 @@ static int s_show(struct seq_file *m, vo
{
struct kallsym_iter *iter = m->private;
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ if (current_uid())
+ return 0;
+#endif
+
/* Some debugging symbols have no name. Ignore them. */
if (!iter->name[0])
return 0;
Here's the rest, manually extracted, untested, etc...
---
arch/powerpc/kernel/process.c | 10 +++++-----
arch/sparc/kernel/process_32.c | 8 ++++----
arch/sparc/kernel/process_64.c | 8 ++++----
arch/sparc/kernel/traps_32.c | 2 +-
arch/sparc/kernel/traps_64.c | 22 +++++++++++-----------
arch/sparc/kernel/unaligned_64.c | 2 +-
arch/sparc/mm/fault_64.c | 2 +-
arch/x86/kernel/dumpstack.c | 2 +-
drivers/message/fusion/mptbase.c | 5 +++++
fs/proc/array.c | 6 ++++++
fs/proc/base.c | 12 ++++++------
fs/proc/kcore.c | 3 +++
include/linux/kallsyms.h | 11 ++++++++++-
kernel/configs.c | 6 ++++++
kernel/kallsyms.c | 10 +++++++++-
kernel/module.c | 5 +++++
kernel/panic.c | 5 +++--
kernel/time/timer_list.c | 8 ++++++++
kernel/time/timer_stats.c | 4 ++++
lib/Kconfig.debug | 1 +
lib/vsprintf.c | 16 ++++++++++++++--
mm/kmemleak.c | 2 +-
mm/slub.c | 2 +-
net/atm/proc.c | 5 +++++
net/ipv4/inet_diag.c | 21 +++++++++++++++++++++
net/ipv4/tcp_ipv4.c | 19 +++++++++++++++++--
net/ipv4/udp.c | 7 ++++++-
net/ipv6/raw.c | 8 +++++++-
net/ipv6/tcp_ipv6.c | 23 ++++++++++++++++++++---
net/ipv6/udp.c | 7 ++++++-
net/key/af_key.c | 4 ++++
net/netlink/af_netlink.c | 8 ++++++++
net/packet/af_packet.c | 4 ++++
net/phonet/socket.c | 7 ++++++-
net/sctp/proc.c | 14 ++++++++++++--
net/unix/af_unix.c | 4 ++++
36 files changed, 230 insertions(+), 53 deletions(-)
diff -urNp linux-2.6.36/drivers/message/fusion/mptbase.c linux-2.6.36/drivers/message/fusion/mptbase.c
--- linux-2.6.36/drivers/message/fusion/mptbase.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/drivers/message/fusion/mptbase.c 2010-11-06 19:06:37.000000000 -0400
@@ -6681,8 +6681,13 @@ static int mpt_iocinfo_proc_show(struct
seq_printf(m, " MaxChainDepth = 0x%02x frames\n", ioc->facts.MaxChainDepth);
seq_printf(m, " MinBlockSize = 0x%02x bytes\n", 4*ioc->facts.BlockSize);
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ seq_printf(m, " RequestFrames @ 0x%p (Dma @ 0x%p)\n", NULL, NULL);
+#else
seq_printf(m, " RequestFrames @ 0x%p (Dma @ 0x%p)\n",
(void *)ioc->req_frames, (void *)(ulong)ioc->req_frames_dma);
+#endif
+
/*
* Rounding UP to nearest 4-kB boundary here...
*/
diff -urNp linux-2.6.36/fs/proc/array.c linux-2.6.36/fs/proc/array.c
--- linux-2.6.36/fs/proc/array.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/fs/proc/array.c 2010-11-06 18:58:50.000000000 -0400
@@ -452,6 +452,12 @@ static int do_task_stat(struct seq_file
gtime = task->gtime;
}
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ wchan = 0;
+ eip =0;
+ esp =0;
+#endif
+
/* scale priority and nice values from timeslices to -20..20 */
/* to make it look like a "normal" Unix priority/nice value */
priority = task_prio(task);
diff -urNp linux-2.6.36/fs/proc/base.c linux-2.6.36/fs/proc/base.c
--- linux-2.6.36/fs/proc/base.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/fs/proc/base.c 2010-11-06 18:58:50.000000000 -0400
@@ -296,7 +296,7 @@ static int proc_pid_auxv(struct task_str
}
-#ifdef CONFIG_KALLSYMS
+#if defined(CONFIG_KALLSYMS) && !defined(CONFIG_GRKERNSEC_HIDESYM)
/*
* Provides a wchan file via kallsyms in a proper one-value-per-file format.
* Returns the resolved symbol. If that fails, simply return the address.
@@ -318,7 +318,7 @@ static int proc_pid_wchan(struct task_st
}
#endif /* CONFIG_KALLSYMS */
-#ifdef CONFIG_STACKTRACE
+#if defined(CONFIG_STACKTRACE) && !defined(CONFIG_GRKERNSEC_HIDESYM)
#define MAX_STACK_TRACE_DEPTH 64
@@ -2705,10 +2705,10 @@ static const struct pid_entry tgid_base_
#ifdef CONFIG_SECURITY
DIR("attr", S_IRUGO|S_IXUGO, proc_attr_dir_inode_operations, proc_attr_dir_operations),
#endif
-#ifdef CONFIG_KALLSYMS
+#if defined(CONFIG_KALLSYMS) && !defined(CONFIG_GRKERNSEC_HIDESYM)
INF("wchan", S_IRUGO, proc_pid_wchan),
#endif
-#ifdef CONFIG_STACKTRACE
+#if defined(CONFIG_STACKTRACE) && !defined(CONFIG_GRKERNSEC_HIDESYM)
ONE("stack", S_IRUSR, proc_pid_stack),
#endif
#ifdef CONFIG_SCHEDSTATS
@@ -3040,10 +3040,10 @@ static const struct pid_entry tid_base_s
#ifdef CONFIG_SECURITY
DIR("attr", S_IRUGO|S_IXUGO, proc_attr_dir_inode_operations, proc_attr_dir_operations),
#endif
-#ifdef CONFIG_KALLSYMS
+#if defined(CONFIG_KALLSYMS) && !defined(CONFIG_GRKERNSEC_HIDESYM)
INF("wchan", S_IRUGO, proc_pid_wchan),
#endif
-#ifdef CONFIG_STACKTRACE
+#if defined(CONFIG_STACKTRACE) && !defined(CONFIG_GRKERNSEC_HIDESYM)
ONE("stack", S_IRUSR, proc_pid_stack),
#endif
#ifdef CONFIG_SCHEDSTATS
diff -urNp linux-2.6.36/fs/proc/kcore.c linux-2.6.36/fs/proc/kcore.c
--- linux-2.6.36/fs/proc/kcore.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/fs/proc/kcore.c 2010-11-06 18:58:50.000000000 -0400
@@ -542,6 +542,9 @@ read_kcore(struct file *file, char __use
static int open_kcore(struct inode *inode, struct file *filp)
{
+#if defined(CONFIG_GRKERNSEC_HIDESYM)
+ return -EPERM;
+#endif
if (!capable(CAP_SYS_RAWIO))
return -EPERM;
if (kcore_need_update)
diff -urNp linux-2.6.36/include/linux/kallsyms.h linux-2.6.36/include/linux/kallsyms.h
--- linux-2.6.36/include/linux/kallsyms.h 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/include/linux/kallsyms.h 2010-11-15 17:10:35.000000000 -0500
@@ -15,7 +15,8 @@
struct module;
-#ifdef CONFIG_KALLSYMS
+#if !defined(__INCLUDED_BY_HIDESYM) || !defined(CONFIG_KALLSYMS)
+#if defined(CONFIG_KALLSYMS) && !defined(CONFIG_GRKERNSEC_HIDESYM)
/* Lookup the address for a symbol. Returns 0 if not found. */
unsigned long kallsyms_lookup_name(const char *name);
@@ -92,6 +93,14 @@ static inline int lookup_symbol_attrs(un
/* Stupid that this does nothing, but I didn't create this mess. */
#define __print_symbol(fmt, addr)
#endif /*CONFIG_KALLSYMS*/
+#else /* when included by kallsyms.c or vsnprintf.c, with HIDESYM enabled */
+extern void __print_symbol(const char *fmt, unsigned long address);
+extern int sprint_symbol(char *buffer, unsigned long address);
+const char *kallsyms_lookup(unsigned long addr,
+ unsigned long *symbolsize,
+ unsigned long *offset,
+ char **modname, char *namebuf);
+#endif
/* This macro allows us to keep printk typechecking */
static void __check_printsym_format(const char *fmt, ...)
diff -urNp linux-2.6.36/kernel/configs.c linux-2.6.36/kernel/configs.c
--- linux-2.6.36/kernel/configs.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/kernel/configs.c 2010-11-06 18:58:50.000000000 -0400
@@ -73,8 +73,14 @@ static int __init ikconfig_init(void)
struct proc_dir_entry *entry;
/* create the current config file */
+#if defined(CONFIG_GRKERNSEC_HIDESYM)
+ entry = proc_create("config.gz", S_IFREG | S_IRUSR, NULL,
+ &ikconfig_file_ops);
+#else
entry = proc_create("config.gz", S_IFREG | S_IRUGO, NULL,
&ikconfig_file_ops);
+#endif
+
if (!entry)
return -ENOMEM;
diff -urNp linux-2.6.36/kernel/kallsyms.c linux-2.6.36/kernel/kallsyms.c
--- linux-2.6.36/kernel/kallsyms.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/kernel/kallsyms.c 2010-11-06 18:58:50.000000000 -0400
@@ -11,6 +11,9 @@
* Changed the compression method from stem compression to "table lookup"
* compression (see scripts/kallsyms.c for a more complete description)
*/
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+#define __INCLUDED_BY_HIDESYM 1
+#endif
#include <linux/kallsyms.h>
#include <linux/module.h>
#include <linux/init.h>
@@ -464,6 +467,11 @@ static int s_show(struct seq_file *m, vo
{
struct kallsym_iter *iter = m->private;
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ if (current_uid())
+ return 0;
+#endif
+
/* Some debugging symbols have no name. Ignore them. */
if (!iter->name[0])
return 0;
@@ -504,7 +512,7 @@ static int kallsyms_open(struct inode *i
struct kallsym_iter *iter;
int ret;
- iter = kmalloc(sizeof(*iter), GFP_KERNEL);
+ iter = kzalloc(sizeof(*iter), GFP_KERNEL);
if (!iter)
return -ENOMEM;
reset_iter(iter, 0);
diff -urNp linux-2.6.36/kernel/module.c linux-2.6.36/kernel/module.c
--- linux-2.6.36/kernel/module.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/kernel/module.c 2010-11-06 18:58:50.000000000 -0400
@@ -3075,6 +3075,11 @@ static const struct file_operations proc
static int __init proc_modules_init(void)
{
+#ifndef CONFIG_GRKERNSEC_HIDESYM
+ proc_create("modules", S_IRUSR, NULL, &proc_modules_operations);
+#else
+ proc_create("modules", S_IRUSR, NULL, &proc_modules_operations);
+#endif
return 0;
}
module_init(proc_modules_init);
diff -urNp linux-2.6.36/kernel/time/timer_list.c linux-2.6.36/kernel/time/timer_list.c
--- linux-2.6.36/kernel/time/timer_list.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/kernel/time/timer_list.c 2010-11-06 18:58:50.000000000 -0400
@@ -38,12 +38,16 @@ DECLARE_PER_CPU(struct hrtimer_cpu_base,
static void print_name_offset(struct seq_file *m, void *sym)
{
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ SEQ_printf(m, "<%p>", NULL);
+#else
char symname[KSYM_NAME_LEN];
if (lookup_symbol_name((unsigned long)sym, symname) < 0)
SEQ_printf(m, "<%p>", sym);
else
SEQ_printf(m, "%s", symname);
+#endif
}
static void
@@ -112,7 +116,11 @@ next_one:
static void
print_base(struct seq_file *m, struct hrtimer_clock_base *base, u64 now)
{
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ SEQ_printf(m, " .base: %p\n", NULL);
+#else
SEQ_printf(m, " .base: %p\n", base);
+#endif
SEQ_printf(m, " .index: %d\n",
base->index);
SEQ_printf(m, " .resolution: %Lu nsecs\n",
diff -urNp linux-2.6.36/kernel/time/timer_stats.c linux-2.6.36/kernel/time/timer_stats.c
--- linux-2.6.36/kernel/time/timer_stats.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/kernel/time/timer_stats.c 2010-11-06 18:58:50.000000000 -0400
@@ -269,12 +269,16 @@ void timer_stats_update_stats(void *time
static void print_name_offset(struct seq_file *m, unsigned long addr)
{
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ seq_printf(m, "<%p>", NULL);
+#else
char symname[KSYM_NAME_LEN];
if (lookup_symbol_name(addr, symname) < 0)
seq_printf(m, "<%p>", (void *)addr);
else
seq_printf(m, "%s", symname);
+#endif
}
static int tstats_show(struct seq_file *m, void *v)
diff -urNp linux-2.6.36/lib/Kconfig.debug linux-2.6.36/lib/Kconfig.debug
--- linux-2.6.36/lib/Kconfig.debug 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/lib/Kconfig.debug 2010-11-06 19:03:24.000000000 -0400
@@ -998,6 +998,7 @@ config LATENCYTOP
depends on DEBUG_KERNEL
depends on STACKTRACE_SUPPORT
depends on PROC_FS
+ depends on !GRKERNSEC_HIDESYM
select FRAME_POINTER if !MIPS && !PPC && !S390 && !MICROBLAZE
select KALLSYMS
select KALLSYMS_ALL
diff -urNp linux-2.6.36/lib/vsprintf.c linux-2.6.36/lib/vsprintf.c
--- linux-2.6.36/lib/vsprintf.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/lib/vsprintf.c 2010-11-13 16:31:35.000000000 -0500
@@ -16,6 +16,9 @@
* - scnprintf and vscnprintf
*/
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+#define __INCLUDED_BY_HIDESYM 1
+#endif
#include <stdarg.h>
#include <linux/module.h>
#include <linux/types.h>
@@ -574,7 +577,7 @@ char *symbol_string(char *buf, char *end
unsigned long value = (unsigned long) ptr;
#ifdef CONFIG_KALLSYMS
char sym[KSYM_SYMBOL_LEN];
- if (ext != 'f' && ext != 's')
+ if (ext != 'f' && ext != 's' && ext != 'a')
sprint_symbol(sym, value);
else
kallsyms_lookup(value, NULL, NULL, NULL, sym);
@@ -947,6 +950,8 @@ char *uuid_string(char *buf, char *end,
* - 'f' For simple symbolic function names without offset
* - 'S' For symbolic direct pointers with offset
* - 's' For symbolic direct pointers without offset
+ * - 'A' For symbolic direct pointers with offset approved for use with GRKERNSEC_HIDESYM
+ * - 'a' For symbolic direct pointers without offset approved for use with GRKERNSEC_HIDESYM
* - 'R' For decoded struct resource, e.g., [mem 0x0-0x1f 64bit pref]
* - 'r' For raw struct resource, e.g., [mem 0x0-0x1f flags 0x201]
* - 'M' For a 6-byte MAC address, it prints the address in the
@@ -989,7 +994,7 @@ char *pointer(const char *fmt, char *buf
struct printf_spec spec)
{
if (!ptr)
- return string(buf, end, "(null)", spec);
+ return string(buf, end, "(nil)", spec);
switch (*fmt) {
case 'F':
@@ -998,6 +1003,13 @@ char *pointer(const char *fmt, char *buf
/* Fallthrough */
case 'S':
case 's':
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ break;
+#else
+ return symbol_string(buf, end, ptr, spec, *fmt);
+#endif
+ case 'A':
+ case 'a':
return symbol_string(buf, end, ptr, spec, *fmt);
case 'R':
case 'r':
diff -urNp linux-2.6.36/net/atm/proc.c linux-2.6.36/net/atm/proc.c
--- linux-2.6.36/net/atm/proc.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/atm/proc.c 2010-11-06 18:58:50.000000000 -0400
@@ -190,7 +190,12 @@ static void vcc_info(struct seq_file *se
{
struct sock *sk = sk_atm(vcc);
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ seq_printf(seq, "%p ", NULL);
+#else
seq_printf(seq, "%p ", vcc);
+#endif
+
if (!vcc->dev)
seq_printf(seq, "Unassigned ");
else
diff -urNp linux-2.6.36/net/ipv4/inet_diag.c linux-2.6.36/net/ipv4/inet_diag.c
--- linux-2.6.36/net/ipv4/inet_diag.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/ipv4/inet_diag.c 2010-11-13 16:33:13.000000000 -0500
@@ -114,8 +114,14 @@ static int inet_csk_diag_fill(struct soc
r->idiag_retrans = 0;
r->id.idiag_if = sk->sk_bound_dev_if;
+
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ r->id.idiag_cookie[0] = 0;
+ r->id.idiag_cookie[1] = 0;
+#else
r->id.idiag_cookie[0] = (u32)(unsigned long)sk;
r->id.idiag_cookie[1] = (u32)(((unsigned long)sk >> 31) >> 1);
+#endif
r->id.idiag_sport = inet->inet_sport;
r->id.idiag_dport = inet->inet_dport;
@@ -201,8 +207,15 @@ static int inet_twsk_diag_fill(struct in
r->idiag_family = tw->tw_family;
r->idiag_retrans = 0;
r->id.idiag_if = tw->tw_bound_dev_if;
+
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ r->id.idiag_cookie[0] = 0;
+ r->id.idiag_cookie[1] = 0;
+#else
r->id.idiag_cookie[0] = (u32)(unsigned long)tw;
r->id.idiag_cookie[1] = (u32)(((unsigned long)tw >> 31) >> 1);
+#endif
+
r->id.idiag_sport = tw->tw_sport;
r->id.idiag_dport = tw->tw_dport;
r->id.idiag_src[0] = tw->tw_rcv_saddr;
@@ -285,12 +298,14 @@ static int inet_diag_get_exact(struct sk
if (sk == NULL)
goto unlock;
+#ifndef CONFIG_GRKERNSEC_HIDESYM
err = -ESTALE;
if ((req->id.idiag_cookie[0] != INET_DIAG_NOCOOKIE ||
req->id.idiag_cookie[1] != INET_DIAG_NOCOOKIE) &&
((u32)(unsigned long)sk != req->id.idiag_cookie[0] ||
(u32)((((unsigned long)sk) >> 31) >> 1) != req->id.idiag_cookie[1]))
goto out;
+#endif
err = -ENOMEM;
rep = alloc_skb(NLMSG_SPACE((sizeof(struct inet_diag_msg) +
@@ -578,8 +593,14 @@ static int inet_diag_fill_req(struct sk_
r->idiag_retrans = req->retrans;
r->id.idiag_if = sk->sk_bound_dev_if;
+
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ r->id.idiag_cookie[0] = 0;
+ r->id.idiag_cookie[1] = 0;
+#else
r->id.idiag_cookie[0] = (u32)(unsigned long)req;
r->id.idiag_cookie[1] = (u32)(((unsigned long)req >> 31) >> 1);
+#endif
tmo = req->expires - jiffies;
if (tmo < 0)
diff -urNp linux-2.6.36/net/ipv4/tcp_ipv4.c linux-2.6.36/net/ipv4/tcp_ipv4.c
--- linux-2.6.36/net/ipv4/tcp_ipv4.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/ipv4/tcp_ipv4.c 2010-11-06 19:08:40.000000000 -0400
@@ -2400,7 +2400,11 @@ static void get_openreq4(struct sock *sk
0, /* non standard timer */
0, /* open_requests have no inode */
atomic_read(&sk->sk_refcnt),
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
req,
+#endif
len);
}
@@ -2450,7 +2454,12 @@ static void get_tcp4_sock(struct sock *s
sock_i_uid(sk),
icsk->icsk_probes_out,
sock_i_ino(sk),
- atomic_read(&sk->sk_refcnt), sk,
+ atomic_read(&sk->sk_refcnt),
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
+ sk,
+#endif
jiffies_to_clock_t(icsk->icsk_rto),
jiffies_to_clock_t(icsk->icsk_ack.ato),
(icsk->icsk_ack.quick << 1) | icsk->icsk_ack.pingpong,
@@ -2478,7 +2487,13 @@ static void get_timewait4_sock(struct in
" %02X %08X:%08X %02X:%08lX %08X %5d %8d %d %d %p%n",
i, src, srcp, dest, destp, tw->tw_substate, 0, 0,
3, jiffies_to_clock_t(ttd), 0, 0, 0, 0,
- atomic_read(&tw->tw_refcnt), tw, len);
+ atomic_read(&tw->tw_refcnt),
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
+ tw,
+#endif
+ len);
}
#define TMPSZ 150
diff -urNp linux-2.6.36/net/ipv4/udp.c linux-2.6.36/net/ipv4/udp.c
--- linux-2.6.36/net/ipv4/udp.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/ipv4/udp.c 2010-11-06 18:58:50.000000000 -0400
@@ -2051,7 +2051,12 @@ static void udp4_format_sock(struct sock
sk_wmem_alloc_get(sp),
sk_rmem_alloc_get(sp),
0, 0L, 0, sock_i_uid(sp), 0, sock_i_ino(sp),
- atomic_read(&sp->sk_refcnt), sp,
+ atomic_read(&sp->sk_refcnt),
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
+ sp,
+#endif
atomic_read(&sp->sk_drops), len);
}
diff -urNp linux-2.6.36/net/ipv6/raw.c linux-2.6.36/net/ipv6/raw.c
--- linux-2.6.36/net/ipv6/raw.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/ipv6/raw.c 2010-11-06 18:58:50.000000000 -0400
@@ -1243,7 +1243,13 @@ static void raw6_sock_seq_show(struct se
0, 0L, 0,
sock_i_uid(sp), 0,
sock_i_ino(sp),
- atomic_read(&sp->sk_refcnt), sp, atomic_read(&sp->sk_drops));
+ atomic_read(&sp->sk_refcnt),
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
+ sp,
+#endif
+ atomic_read(&sp->sk_drops));
}
static int raw6_seq_show(struct seq_file *seq, void *v)
diff -urNp linux-2.6.36/net/ipv6/tcp_ipv6.c linux-2.6.36/net/ipv6/tcp_ipv6.c
--- linux-2.6.36/net/ipv6/tcp_ipv6.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/ipv6/tcp_ipv6.c 2010-11-06 18:58:50.000000000 -0400
@@ -1987,7 +1987,13 @@ static void get_openreq6(struct seq_file
uid,
0, /* non standard timer */
0, /* open_requests have no inode */
- 0, req);
+ 0,
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL
+#else
+ req
+#endif
+ );
}
static void get_tcp6_sock(struct seq_file *seq, struct sock *sp, int i)
@@ -2037,7 +2043,12 @@ static void get_tcp6_sock(struct seq_fil
sock_i_uid(sp),
icsk->icsk_probes_out,
sock_i_ino(sp),
- atomic_read(&sp->sk_refcnt), sp,
+ atomic_read(&sp->sk_refcnt),
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
+ sp,
+#endif
jiffies_to_clock_t(icsk->icsk_rto),
jiffies_to_clock_t(icsk->icsk_ack.ato),
(icsk->icsk_ack.quick << 1 ) | icsk->icsk_ack.pingpong,
@@ -2072,7 +2083,13 @@ static void get_timewait6_sock(struct se
dest->s6_addr32[2], dest->s6_addr32[3], destp,
tw->tw_substate, 0, 0,
3, jiffies_to_clock_t(ttd), 0, 0, 0, 0,
- atomic_read(&tw->tw_refcnt), tw);
+ atomic_read(&tw->tw_refcnt),
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL
+#else
+ tw
+#endif
+ );
}
static int tcp6_seq_show(struct seq_file *seq, void *v)
diff -urNp linux-2.6.36/net/ipv6/udp.c linux-2.6.36/net/ipv6/udp.c
--- linux-2.6.36/net/ipv6/udp.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/ipv6/udp.c 2010-11-06 18:58:50.000000000 -0400
@@ -1399,7 +1399,12 @@ static void udp6_sock_seq_show(struct se
0, 0L, 0,
sock_i_uid(sp), 0,
sock_i_ino(sp),
- atomic_read(&sp->sk_refcnt), sp,
+ atomic_read(&sp->sk_refcnt),
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
+ sp,
+#endif
atomic_read(&sp->sk_drops));
}
diff -urNp linux-2.6.36/net/key/af_key.c linux-2.6.36/net/key/af_key.c
--- linux-2.6.36/net/key/af_key.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/key/af_key.c 2010-11-06 18:58:50.000000000 -0400
@@ -3644,7 +3644,11 @@ static int pfkey_seq_show(struct seq_fil
seq_printf(f ,"sk RefCnt Rmem Wmem User Inode\n");
else
seq_printf(f ,"%p %-6d %-6u %-6u %-6u %-6lu\n",
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
s,
+#endif
atomic_read(&s->sk_refcnt),
sk_rmem_alloc_get(s),
sk_wmem_alloc_get(s),
diff -urNp linux-2.6.36/net/netlink/af_netlink.c linux-2.6.36/net/netlink/af_netlink.c
--- linux-2.6.36/net/netlink/af_netlink.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/netlink/af_netlink.c 2010-11-06 18:58:50.000000000 -0400
@@ -2007,13 +2007,21 @@ static int netlink_seq_show(struct seq_f
struct netlink_sock *nlk = nlk_sk(s);
seq_printf(seq, "%p %-3d %-6d %08x %-8d %-8d %p %-8d %-8d %-8lu\n",
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
s,
+#endif
s->sk_protocol,
nlk->pid,
nlk->groups ? (u32)nlk->groups[0] : 0,
sk_rmem_alloc_get(s),
sk_wmem_alloc_get(s),
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
nlk->cb,
+#endif
atomic_read(&s->sk_refcnt),
atomic_read(&s->sk_drops),
sock_i_ino(s)
diff -urNp linux-2.6.36/net/packet/af_packet.c linux-2.6.36/net/packet/af_packet.c
--- linux-2.6.36/net/packet/af_packet.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/packet/af_packet.c 2010-11-06 18:58:50.000000000 -0400
@@ -2637,7 +2637,11 @@ static int packet_seq_show(struct seq_fi
seq_printf(seq,
"%p %-6d %-4d %04x %-5d %1d %-6u %-6u %-6lu\n",
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
s,
+#endif
atomic_read(&s->sk_refcnt),
s->sk_type,
ntohs(po->num),
diff -urNp linux-2.6.36/net/phonet/socket.c linux-2.6.36/net/phonet/socket.c
--- linux-2.6.36/net/phonet/socket.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/phonet/socket.c 2010-11-13 16:29:01.000000000 -0500
@@ -535,7 +535,12 @@ static int pn_sock_seq_show(struct seq_f
sk->sk_state,
sk_wmem_alloc_get(sk), sk_rmem_alloc_get(sk),
sock_i_uid(sk), sock_i_ino(sk),
- atomic_read(&sk->sk_refcnt), sk,
+ atomic_read(&sk->sk_refcnt),
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
+ sk,
+#endif
atomic_read(&sk->sk_drops), &len);
}
seq_printf(seq, "%*s\n", 127 - len, "");
diff -urNp linux-2.6.36/net/sctp/proc.c linux-2.6.36/net/sctp/proc.c
--- linux-2.6.36/net/sctp/proc.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/sctp/proc.c 2010-11-13 16:29:01.000000000 -0500
@@ -212,7 +212,12 @@ static int sctp_eps_seq_show(struct seq_
sctp_for_each_hentry(epb, node, &head->chain) {
ep = sctp_ep(epb);
sk = epb->sk;
- seq_printf(seq, "%8p %8p %-3d %-3d %-4d %-5d %5d %5lu ", ep, sk,
+ seq_printf(seq, "%8p %8p %-3d %-3d %-4d %-5d %5d %5lu ",
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL, NULL,
+#else
+ ep, sk,
+#endif
sctp_sk(sk)->type, sk->sk_state, hash,
epb->bind_addr.port,
sock_i_uid(sk), sock_i_ino(sk));
@@ -318,7 +323,12 @@ static int sctp_assocs_seq_show(struct s
seq_printf(seq,
"%8p %8p %-3d %-3d %-2d %-4d "
"%4d %8d %8d %7d %5lu %-5d %5d ",
- assoc, sk, sctp_sk(sk)->type, sk->sk_state,
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL, NULL,
+#else
+ assoc, sk,
+#endif
+ sctp_sk(sk)->type, sk->sk_state,
assoc->state, hash,
assoc->assoc_id,
assoc->sndbuf_used,
diff -urNp linux-2.6.36/net/unix/af_unix.c linux-2.6.36/net/unix/af_unix.c
--- linux-2.6.36/net/unix/af_unix.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/net/unix/af_unix.c 2010-11-06 20:08:14.000000000 -0400
@@ -2195,7 +2195,11 @@ static int unix_seq_show(struct seq_file
unix_state_lock(s);
seq_printf(seq, "%p: %08X %08X %08X %04X %02X %5lu",
+#ifdef CONFIG_GRKERNSEC_HIDESYM
+ NULL,
+#else
s,
+#endif
atomic_read(&s->sk_refcnt),
0,
s->sk_state == TCP_LISTEN ? __SO_ACCEPTCON : 0,
diff -urNp linux-2.6.36/arch/powerpc/kernel/process.c linux-2.6.36/arch/powerpc/kernel/process.c
--- linux-2.6.36/arch/powerpc/kernel/process.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/arch/powerpc/kernel/process.c 2010-11-13 16:29:01.000000000 -0500
@@ -654,8 +654,8 @@ void show_regs(struct pt_regs * regs)
* Lookup NIP late so we have the best change of getting the
* above info out without failing
*/
- printk("NIP ["REG"] %pS\n", regs->nip, (void *)regs->nip);
- printk("LR ["REG"] %pS\n", regs->link, (void *)regs->link);
+ printk("NIP ["REG"] %pA\n", regs->nip, (void *)regs->nip);
+ printk("LR ["REG"] %pA\n", regs->link, (void *)regs->link);
#endif
show_stack(current, (unsigned long *) regs->gpr[1]);
if (!user_mode(regs))
@@ -1145,10 +1145,10 @@ void show_stack(struct task_struct *tsk,
newsp = stack[0];
ip = stack[STACK_FRAME_LR_SAVE];
if (!firstframe || ip != lr) {
- printk("["REG"] ["REG"] %pS", sp, ip, (void *)ip);
+ printk("["REG"] ["REG"] %pA", sp, ip, (void *)ip);
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
if ((ip == rth || ip == mrth) && curr_frame >= 0) {
- printk(" (%pS)",
+ printk(" (%pA)",
(void *)current->ret_stack[curr_frame].ret);
curr_frame--;
}
@@ -1168,7 +1168,7 @@ void show_stack(struct task_struct *tsk,
struct pt_regs *regs = (struct pt_regs *)
(sp + STACK_FRAME_OVERHEAD);
lr = regs->link;
- printk("--- Exception: %lx at %pS\n LR = %pS\n",
+ printk("--- Exception: %lx at %pA\n LR = %pA\n",
regs->trap, (void *)regs->nip, (void *)lr);
firstframe = 1;
}
diff -urNp linux-2.6.36/arch/sparc/kernel/process_32.c linux-2.6.36/arch/sparc/kernel/process_32.c
--- linux-2.6.36/arch/sparc/kernel/process_32.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/arch/sparc/kernel/process_32.c 2010-11-13 16:29:01.000000000 -0500
@@ -196,7 +196,7 @@ void __show_backtrace(unsigned long fp)
rw->ins[4], rw->ins[5],
rw->ins[6],
rw->ins[7]);
- printk("%pS\n", (void *) rw->ins[7]);
+ printk("%pA\n", (void *) rw->ins[7]);
rw = (struct reg_window32 *) rw->ins[6];
}
spin_unlock_irqrestore(&sparc_backtrace_lock, flags);
@@ -263,14 +263,14 @@ void show_regs(struct pt_regs *r)
printk("PSR: %08lx PC: %08lx NPC: %08lx Y: %08lx %s\n",
r->psr, r->pc, r->npc, r->y, print_tainted());
- printk("PC: <%pS>\n", (void *) r->pc);
+ printk("PC: <%pA>\n", (void *) r->pc);
printk("%%G: %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
r->u_regs[0], r->u_regs[1], r->u_regs[2], r->u_regs[3],
r->u_regs[4], r->u_regs[5], r->u_regs[6], r->u_regs[7]);
printk("%%O: %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
r->u_regs[8], r->u_regs[9], r->u_regs[10], r->u_regs[11],
r->u_regs[12], r->u_regs[13], r->u_regs[14], r->u_regs[15]);
- printk("RPC: <%pS>\n", (void *) r->u_regs[15]);
+ printk("RPC: <%pA>\n", (void *) r->u_regs[15]);
printk("%%L: %08lx %08lx %08lx %08lx %08lx %08lx %08lx %08lx\n",
rw->locals[0], rw->locals[1], rw->locals[2], rw->locals[3],
@@ -305,7 +305,7 @@ void show_stack(struct task_struct *tsk,
rw = (struct reg_window32 *) fp;
pc = rw->ins[7];
printk("[%08lx : ", pc);
- printk("%pS ] ", (void *) pc);
+ printk("%pA ] ", (void *) pc);
fp = rw->ins[6];
} while (++count < 16);
printk("\n");
diff -urNp linux-2.6.36/arch/sparc/kernel/process_64.c linux-2.6.36/arch/sparc/kernel/process_64.c
--- linux-2.6.36/arch/sparc/kernel/process_64.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/arch/sparc/kernel/process_64.c 2010-11-13 16:34:22.000000000 -0500
@@ -180,14 +180,14 @@ static void show_regwindow(struct pt_reg
printk("i4: %016lx i5: %016lx i6: %016lx i7: %016lx\n",
rwk->ins[4], rwk->ins[5], rwk->ins[6], rwk->ins[7]);
if (regs->tstate & TSTATE_PRIV)
- printk("I7: <%pS>\n", (void *) rwk->ins[7]);
+ printk("I7: <%pA>\n", (void *) rwk->ins[7]);
}
void show_regs(struct pt_regs *regs)
{
printk("TSTATE: %016lx TPC: %016lx TNPC: %016lx Y: %08x %s\n", regs->tstate,
regs->tpc, regs->tnpc, regs->y, print_tainted());
- printk("TPC: <%pS>\n", (void *) regs->tpc);
+ printk("TPC: <%pA>\n", (void *) regs->tpc);
printk("g0: %016lx g1: %016lx g2: %016lx g3: %016lx\n",
regs->u_regs[0], regs->u_regs[1], regs->u_regs[2],
regs->u_regs[3]);
@@ -200,7 +200,7 @@ void show_regs(struct pt_regs *regs)
printk("o4: %016lx o5: %016lx sp: %016lx ret_pc: %016lx\n",
regs->u_regs[12], regs->u_regs[13], regs->u_regs[14],
regs->u_regs[15]);
- printk("RPC: <%pS>\n", (void *) regs->u_regs[15]);
+ printk("RPC: <%pA>\n", (void *) regs->u_regs[15]);
show_regwindow(regs);
show_stack(current, (unsigned long *) regs->u_regs[UREG_FP]);
}
@@ -285,7 +285,7 @@ void arch_trigger_all_cpu_backtrace(void
((tp && tp->task) ? tp->task->pid : -1));
if (gp->tstate & TSTATE_PRIV) {
- printk(" TPC[%pS] O7[%pS] I7[%pS] RPC[%pS]\n",
+ printk(" TPC[%pA] O7[%pA] I7[%pA] RPC[%pA]\n",
(void *) gp->tpc,
(void *) gp->o7,
(void *) gp->i7,
diff -urNp linux-2.6.36/arch/sparc/kernel/traps_32.c linux-2.6.36/arch/sparc/kernel/traps_32.c
--- linux-2.6.36/arch/sparc/kernel/traps_32.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/arch/sparc/kernel/traps_32.c 2010-11-13 16:29:01.000000000 -0500
@@ -76,7 +76,7 @@ void die_if_kernel(char *str, struct pt_
count++ < 30 &&
(((unsigned long) rw) >= PAGE_OFFSET) &&
!(((unsigned long) rw) & 0x7)) {
- printk("Caller[%08lx]: %pS\n", rw->ins[7],
+ printk("Caller[%08lx]: %pA\n", rw->ins[7],
(void *) rw->ins[7]);
rw = (struct reg_window32 *)rw->ins[6];
}
diff -urNp linux-2.6.36/arch/sparc/kernel/traps_64.c linux-2.6.36/arch/sparc/kernel/traps_64.c
--- linux-2.6.36/arch/sparc/kernel/traps_64.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/arch/sparc/kernel/traps_64.c 2010-11-13 16:34:06.000000000 -0500
@@ -75,7 +75,7 @@ static void dump_tl1_traplog(struct tl1_
i + 1,
p->trapstack[i].tstate, p->trapstack[i].tpc,
p->trapstack[i].tnpc, p->trapstack[i].tt);
- printk("TRAPLOG: TPC<%pS>\n", (void *) p->trapstack[i].tpc);
+ printk("TRAPLOG: TPC<%pA>\n", (void *) p->trapstack[i].tpc);
}
}
@@ -1141,7 +1141,7 @@ static void cheetah_log_errors(struct pt
regs->tpc, regs->tnpc, regs->u_regs[UREG_I7], regs->tstate);
printk("%s" "ERROR(%d): ",
(recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id());
- printk("TPC<%pS>\n", (void *) regs->tpc);
+ printk("TPC<%pA>\n", (void *) regs->tpc);
printk("%s" "ERROR(%d): M_SYND(%lx), E_SYND(%lx)%s%s\n",
(recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(),
(afsr & CHAFSR_M_SYNDROME) >> CHAFSR_M_SYNDROME_SHIFT,
@@ -1748,7 +1748,7 @@ void cheetah_plus_parity_error(int type,
smp_processor_id(),
(type & 0x1) ? 'I' : 'D',
regs->tpc);
- printk(KERN_EMERG "TPC<%pS>\n", (void *) regs->tpc);
+ printk(KERN_EMERG "TPC<%pA>\n", (void *) regs->tpc);
panic("Irrecoverable Cheetah+ parity error.");
}
@@ -1756,7 +1756,7 @@ void cheetah_plus_parity_error(int type,
smp_processor_id(),
(type & 0x1) ? 'I' : 'D',
regs->tpc);
- printk(KERN_WARNING "TPC<%pS>\n", (void *) regs->tpc);
+ printk(KERN_WARNING "TPC<%pA>\n", (void *) regs->tpc);
}
struct sun4v_error_entry {
@@ -1963,9 +1963,9 @@ void sun4v_itlb_error_report(struct pt_r
printk(KERN_EMERG "SUN4V-ITLB: Error at TPC[%lx], tl %d\n",
regs->tpc, tl);
- printk(KERN_EMERG "SUN4V-ITLB: TPC<%pS>\n", (void *) regs->tpc);
+ printk(KERN_EMERG "SUN4V-ITLB: TPC<%pA>\n", (void *) regs->tpc);
printk(KERN_EMERG "SUN4V-ITLB: O7[%lx]\n", regs->u_regs[UREG_I7]);
- printk(KERN_EMERG "SUN4V-ITLB: O7<%pS>\n",
+ printk(KERN_EMERG "SUN4V-ITLB: O7<%pA>\n",
(void *) regs->u_regs[UREG_I7]);
printk(KERN_EMERG "SUN4V-ITLB: vaddr[%lx] ctx[%lx] "
"pte[%lx] error[%lx]\n",
@@ -1987,9 +1987,9 @@ void sun4v_dtlb_error_report(struct pt_r
printk(KERN_EMERG "SUN4V-DTLB: Error at TPC[%lx], tl %d\n",
regs->tpc, tl);
- printk(KERN_EMERG "SUN4V-DTLB: TPC<%pS>\n", (void *) regs->tpc);
+ printk(KERN_EMERG "SUN4V-DTLB: TPC<%pA>\n", (void *) regs->tpc);
printk(KERN_EMERG "SUN4V-DTLB: O7[%lx]\n", regs->u_regs[UREG_I7]);
- printk(KERN_EMERG "SUN4V-DTLB: O7<%pS>\n",
+ printk(KERN_EMERG "SUN4V-DTLB: O7<%pA>\n",
(void *) regs->u_regs[UREG_I7]);
printk(KERN_EMERG "SUN4V-DTLB: vaddr[%lx] ctx[%lx] "
"pte[%lx] error[%lx]\n",
@@ -2196,13 +2196,13 @@ void show_stack(struct task_struct *tsk,
fp = (unsigned long)sf->fp + STACK_BIAS;
}
- printk(" [%016lx] %pS\n", pc, (void *) pc);
+ printk(" [%016lx] %pA\n", pc, (void *) pc);
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
if ((pc + 8UL) == (unsigned long) &return_to_handler) {
int index = tsk->curr_ret_stack;
if (tsk->ret_stack && index >= graph) {
pc = tsk->ret_stack[index - graph].ret;
- printk(" [%016lx] %pS\n", pc, (void *) pc);
+ printk(" [%016lx] %pA\n", pc, (void *) pc);
graph++;
}
}
@@ -2255,7 +2255,7 @@ void die_if_kernel(char *str, struct pt_
while (rw &&
count++ < 30 &&
kstack_valid(tp, (unsigned long) rw)) {
- printk("Caller[%016lx]: %pS\n", rw->ins[7],
+ printk("Caller[%016lx]: %pA\n", rw->ins[7],
(void *) rw->ins[7]);
rw = kernel_stack_up(rw);
diff -urNp linux-2.6.36/arch/sparc/kernel/unaligned_64.c linux-2.6.36/arch/sparc/kernel/unaligned_64.c
--- linux-2.6.36/arch/sparc/kernel/unaligned_64.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/arch/sparc/kernel/unaligned_64.c 2010-11-13 16:33:46.000000000 -0500
@@ -278,7 +278,7 @@ static void log_unaligned(struct pt_regs
static DEFINE_RATELIMIT_STATE(ratelimit, 5 * HZ, 5);
if (__ratelimit(&ratelimit)) {
- printk("Kernel unaligned access at TPC[%lx] %pS\n",
+ printk("Kernel unaligned access at TPC[%lx] %pA\n",
regs->tpc, (void *) regs->tpc);
}
}
diff -urNp linux-2.6.36/arch/sparc/mm/fault_64.c linux-2.6.36/arch/sparc/mm/fault_64.c
--- linux-2.6.36/arch/sparc/mm/fault_64.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/arch/sparc/mm/fault_64.c 2010-11-13 16:29:01.000000000 -0500
@@ -74,7 +74,7 @@ static void __kprobes bad_kernel_pc(stru
printk(KERN_CRIT "OOPS: Bogus kernel PC [%016lx] in fault handler\n",
regs->tpc);
printk(KERN_CRIT "OOPS: RPC [%016lx]\n", regs->u_regs[15]);
- printk("OOPS: RPC <%pS>\n", (void *) regs->u_regs[15]);
+ printk("OOPS: RPC <%pA>\n", (void *) regs->u_regs[15]);
printk(KERN_CRIT "OOPS: Fault was to vaddr[%lx]\n", vaddr);
dump_stack();
unhandled_fault(regs->tpc, current, regs);
diff -urNp linux-2.6.36/arch/x86/kernel/dumpstack.c linux-2.6.36/arch/x86/kernel/dumpstack.c
--- linux-2.6.36/arch/x86/kernel/dumpstack.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/arch/x86/kernel/dumpstack.c 2010-11-13 16:29:01.000000000 -0500
@@ -27,7 +27,7 @@ static int die_counter;
void printk_address(unsigned long address, int reliable)
{
- printk(" [<%p>] %s%pS\n", (void *) address,
+ printk(" [<%p>] %s%pA\n", (void *) address,
reliable ? "" : "? ", (void *) address);
}
diff -urNp linux-2.6.36/kernel/panic.c linux-2.6.36/kernel/panic.c
--- linux-2.6.36/kernel/panic.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/kernel/panic.c 2010-11-13 16:29:01.000000000 -0500
@@ -368,7 +368,7 @@ static void warn_slowpath_common(const c
const char *board;
printk(KERN_WARNING "------------[ cut here ]------------\n");
- printk(KERN_WARNING "WARNING: at %s:%d %pS()\n", file, line, caller);
+ printk(KERN_WARNING "WARNING: at %s:%d %pA()\n", file, line, caller);
board = dmi_get_system_info(DMI_PRODUCT_NAME);
if (board)
printk(KERN_WARNING "Hardware name: %s\n", board);
@@ -423,7 +423,8 @@ EXPORT_SYMBOL(warn_slowpath_null);
*/
void __stack_chk_fail(void)
{
- panic("stack-protector: Kernel stack is corrupted in: %p\n",
+ dump_stack();
+ panic("stack-protector: Kernel stack is corrupted in: %pA\n",
__builtin_return_address(0));
}
EXPORT_SYMBOL(__stack_chk_fail);
diff -urNp linux-2.6.36/mm/kmemleak.c linux-2.6.36/mm/kmemleak.c
--- linux-2.6.36/mm/kmemleak.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/mm/kmemleak.c 2010-11-13 16:29:01.000000000 -0500
@@ -355,7 +355,7 @@ static void print_unreferenced(struct se
for (i = 0; i < object->trace_len; i++) {
void *ptr = (void *)object->trace[i];
- seq_printf(seq, " [<%p>] %pS\n", ptr, ptr);
+ seq_printf(seq, " [<%p>] %pA\n", ptr, ptr);
}
}
diff -urNp linux-2.6.36/mm/slub.c linux-2.6.36/mm/slub.c
--- linux-2.6.36/mm/slub.c 2010-10-20 16:30:22.000000000 -0400
+++ linux-2.6.36/mm/slub.c 2010-11-13 16:29:01.000000000 -0500
@@ -392,7 +392,7 @@ static void print_track(const char *s, s
if (!t->addr)
return;
- printk(KERN_ERR "INFO: %s in %pS age=%lu cpu=%u pid=%d\n",
+ printk(KERN_ERR "INFO: %s in %pA age=%lu cpu=%u pid=%d\n",
s, (void *)t->addr, jiffies - t->when, t->cpu, t->pid);
}
--
Kees Cook
Ubuntu Security Team
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