diff -NurpP --minimal linux-2.6.13.1-vs2.1.0-rc2.1b/kernel/vserver/helper.c linux-2.6.13.1-vs2.1.0-rc2.2/kernel/vserver/helper.c
--- linux-2.6.13.1-vs2.1.0-rc2.1b/kernel/vserver/helper.c	2005-09-28 03:10:59 +0200
+++ linux-2.6.13.1-vs2.1.0-rc2.2/kernel/vserver/helper.c	2005-09-28 03:06:41 +0200
@@ -105,6 +105,9 @@ long vs_reboot(unsigned int cmd, void * 
 	struct vx_info *vxi = current->vx_info;
 	long ret = 0;
 
+	vxdprintk(VXD_CBIT(misc, 5),
+		"vs_reboot(%p[#%d],%d)",
+		vxi, vxi?vxi->vx_id:0, cmd);
 	if (vx_info_flags(vxi, VXF_REBOOT_KILL, 0)) {
 		switch (cmd) {
 		case LINUX_REBOOT_CMD_RESTART:
diff -NurpP --minimal linux-2.6.13.1-vs2.1.0-rc2.1b/kernel/vserver/signal.c linux-2.6.13.1-vs2.1.0-rc2.2/kernel/vserver/signal.c
--- linux-2.6.13.1-vs2.1.0-rc2.1b/kernel/vserver/signal.c	2005-09-16 01:19:15 +0200
+++ linux-2.6.13.1-vs2.1.0-rc2.2/kernel/vserver/signal.c	2005-09-28 03:06:06 +0200
@@ -26,6 +26,9 @@ int vx_info_kill(struct vx_info *vxi, in
 	unsigned long priv = 0;
 
 	retval = -ESRCH;
+	vxdprintk(VXD_CBIT(misc, 4),
+		"vx_info_kill(%p[#%d],%d,%d)*",
+		vxi, vxi->vx_id, pid, sig);
 	read_lock(&tasklist_lock);
 	switch (pid) {
 	case  0:
@@ -61,6 +64,9 @@ int vx_info_kill(struct vx_info *vxi, in
 		break;
 	}
 	read_unlock(&tasklist_lock);
+	vxdprintk(VXD_CBIT(misc, 4),
+		"vx_info_kill(%p[#%d],%d,%d) = %d",
+		vxi, vxi->vx_id, pid, sig, retval);
 	return retval;
 }