Index: main/channel.c
===================================================================
--- main/channel.c	(revision 371580)
+++ main/channel.c	(working copy)
@@ -1205,6 +1205,14 @@
 		return NULL;
 	}
 
+	/*
+	 * Init file descriptors to unopened state just in case autoservice is called
+	 * on the channel or something tries to read a frame from it. 
+	 */
+	ast_channel_timingfd_set(tmp, -1);
+	ast_channel_internal_alertpipe_clear(tmp);
+	ast_channel_internal_fd_clear_all(tmp);
+
 	ast_pbx_hangup_handler_init(tmp);
 	AST_LIST_HEAD_INIT_NOLOCK(ast_channel_datastores(tmp));