From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Wed, 22 Jun 2005 00:16:28 +0000 (-0700)
Subject: [PATCH] s390: kernel stack overflow panic
X-Git-Tag: v2.6.13-rc4~130^2~202^2~67
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=77eb65cbc18d86a9c334964ed4c3d178f5560918;p=linux-2.6-omap-h63xx.git

[PATCH] s390: kernel stack overflow panic

die() doesn't return, therefore print registers and then panic instead.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c
index 8b90e9528b9..ca34b6f34b3 100644
--- a/arch/s390/kernel/traps.c
+++ b/arch/s390/kernel/traps.c
@@ -668,7 +668,10 @@ asmlinkage void space_switch_exception(struct pt_regs * regs, long int_code)
 
 asmlinkage void kernel_stack_overflow(struct pt_regs * regs)
 {
-	die("Kernel stack overflow", regs, 0);
+	bust_spinlocks(1);
+	printk("Kernel stack overflow.\n");
+	show_regs(regs);
+	bust_spinlocks(0);
 	panic("Corrupt kernel stack, can't continue.");
 }