* Release Tracking Bug - LP: #1130243 * ptrace: introduce signal_wake_up_state() and ptrace_signal_wake_up() - LP: #1129192 - CVE-2013-0871 * ptrace: ensure arch_ptrace/ptrace_request can never race with SIGKILL - LP: #1129192 - CVE-2013-0871 * wake_up_process() should be never used to wakeup a TASK_STOPPED/TRACED task - LP: #1129192 - CVE-2013-0871