--- linux-2.6.17.6.orig/include/linux/serial_core.h	2006-07-15 20:00:43.000000000 +0100
+++ linux-2.6.17.6/include/linux/serial_core.h	2006-08-30 07:55:00.000000000 +0100
@@ -411,7 +411,7 @@
 #ifdef SUPPORT_SYSRQ
 	if (port->sysrq) {
 		if (ch && time_before(jiffies, port->sysrq)) {
-			handle_sysrq(ch, regs, NULL);
+			handle_sysrq(ch, regs, port->info ? port->info->tty : NULL);
 			port->sysrq = 0;
 			return 1;
 		}