--- /dev/null
+From e00c024230e457a0f37ea5c90bd8caac0c30020e Mon Sep 17 00:00:00 2001
+From: Wolfgang Bumiller <w.bumiller@proxmox.com>
+Date: Thu, 28 Jul 2016 11:52:18 +0200
+Subject: [PATCH] conf: set pty_info to NULL after free
+
+This fixes a double free corruption on container-requested
+reboots when lxc_spawn() fails before receiving the ttys, as
+lxc_fini() (part of __lxc_start()'s cleanup) calls
+lxc_delete_tty().
+
+Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
+---
+ src/lxc/conf.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/lxc/conf.c b/src/lxc/conf.c
+index 48a2978..1e330ac 100644
+--- a/src/lxc/conf.c
++++ b/src/lxc/conf.c
+@@ -3327,6 +3327,7 @@ void lxc_delete_tty(struct lxc_tty_info *tty_info)
+ }
+
+ free(tty_info->pty_info);
++ tty_info->pty_info = NULL;
+ tty_info->nbtty = 0;
+ }
+
+--
+2.1.4
+