From 9a57229dd126457864bc40eb1a32aec3cbea28cb Mon Sep 17 00:00:00 2001
From: Tyler Hicks <tyhicks@canonical.com>
Date: Mon, 7 Apr 2014 15:31:05 -0500
Subject: [PATCH] Allow guest session processes to receive signals from
 unconfined processes

---
 data/apparmor/abstractions/lightdm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/data/apparmor/abstractions/lightdm b/data/apparmor/abstractions/lightdm
index fe4eaad7..0052569e 100644
--- a/data/apparmor/abstractions/lightdm
+++ b/data/apparmor/abstractions/lightdm
@@ -76,6 +76,8 @@
   # allow processes in the guest session to signal and ptrace each other
   signal peer=@{profile_name},
   ptrace peer=@{profile_name},
+  # needed when logging out of the guest session
+  signal (receive) peer=unconfined,
 
   # silence warnings for stuff that we really don't want to grant
   deny capability dac_override,
-- 
2.39.2