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-rw-r--r--arch/i386/kernel/traps.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index 207ea8b..e458463 100644
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -27,6 +27,7 @@
#include <linux/ptrace.h>
#include <linux/utsname.h>
#include <linux/kprobes.h>
+#include <linux/kexec.h>
#ifdef CONFIG_EISA
#include <linux/ioport.h>
@@ -294,6 +295,9 @@ bug:
printk("Kernel BUG\n");
}
+/* This is gone through when something in the kernel
+ * has done something bad and is about to be terminated.
+*/
void die(const char * str, struct pt_regs * regs, long err)
{
static struct {
@@ -341,6 +345,10 @@ void die(const char * str, struct pt_regs * regs, long err)
bust_spinlocks(0);
die.lock_owner = -1;
spin_unlock_irq(&die.lock);
+
+ if (kexec_should_crash(current))
+ crash_kexec(regs);
+
if (in_interrupt())
panic("Fatal exception in interrupt");
@@ -570,6 +578,15 @@ void die_nmi (struct pt_regs *regs, const char *msg)
console_silent();
spin_unlock(&nmi_print_lock);
bust_spinlocks(0);
+
+ /* If we are in kernel we are probably nested up pretty bad
+ * and might aswell get out now while we still can.
+ */
+ if (!user_mode(regs)) {
+ current->thread.trap_no = 2;
+ crash_kexec(regs);
+ }
+
do_exit(SIGSEGV);
}
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