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authorThomas Gleixner <tglx@linutronix.de>2009-03-23 09:50:03 -0400
committerThomas Gleixner <tglx@linutronix.de>2009-03-23 16:20:20 -0400
commit80c5520811d3805adcb15c570ea5e2d489fa5d0b (patch)
treeae797a7f4af39f80e77526533d06ac23b439f0ab /kernel/panic.c
parentb3e3b302cf6dc8d60b67f0e84d1fa5648889c038 (diff)
parent8c083f081d0014057901c68a0a3e0f8ca7ac8d23 (diff)
Merge branch 'cpus4096' into irq/threaded
Conflicts: arch/parisc/kernel/irq.c kernel/irq/handle.c Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/panic.c')
-rw-r--r--kernel/panic.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/kernel/panic.c b/kernel/panic.c
index 2a2ff36ff44d..32fe4eff1b89 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -74,6 +74,9 @@ NORET_TYPE void panic(const char * fmt, ...)
74 vsnprintf(buf, sizeof(buf), fmt, args); 74 vsnprintf(buf, sizeof(buf), fmt, args);
75 va_end(args); 75 va_end(args);
76 printk(KERN_EMERG "Kernel panic - not syncing: %s\n",buf); 76 printk(KERN_EMERG "Kernel panic - not syncing: %s\n",buf);
77#ifdef CONFIG_DEBUG_BUGVERBOSE
78 dump_stack();
79#endif
77 bust_spinlocks(0); 80 bust_spinlocks(0);
78 81
79 /* 82 /*
@@ -355,15 +358,18 @@ EXPORT_SYMBOL(warn_slowpath);
355#endif 358#endif
356 359
357#ifdef CONFIG_CC_STACKPROTECTOR 360#ifdef CONFIG_CC_STACKPROTECTOR
361
358/* 362/*
359 * Called when gcc's -fstack-protector feature is used, and 363 * Called when gcc's -fstack-protector feature is used, and
360 * gcc detects corruption of the on-stack canary value 364 * gcc detects corruption of the on-stack canary value
361 */ 365 */
362void __stack_chk_fail(void) 366void __stack_chk_fail(void)
363{ 367{
364 panic("stack-protector: Kernel stack is corrupted"); 368 panic("stack-protector: Kernel stack is corrupted in: %p\n",
369 __builtin_return_address(0));
365} 370}
366EXPORT_SYMBOL(__stack_chk_fail); 371EXPORT_SYMBOL(__stack_chk_fail);
372
367#endif 373#endif
368 374
369core_param(panic, panic_timeout, int, 0644); 375core_param(panic, panic_timeout, int, 0644);