[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 8b90e95..ca34b6f 100644 (file)
--- 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.");
 }