The following makes the kernel hang at boot ================================================== Enabling... CONFIG_FTRACE_STARTUP_TEST=y CONFIG_EVENT_TRACE_TEST_SYSCALLS=y ... hangs after... .... [ 49.618376] Testing event module_request: OK [ 49.698362] Testing event module_put: OK [ 49.778361] Testing event module_get: OK [ 49.858388] Testing event module_free: OK [ 49.938357] Testing event module_load: OK [ 50.018357] Testing event hrtimer_interrupt: OK [ 50.098408] Testing event preemptirqsoff_hist: