Hello, > PC is at clkevt32k_next_event+0x70/0xac This function has a WARN_ON_ONCE(...). Can you check if this triggers? Can you provide me a kernel image with CONFIG_DEBUG_INFO=y and a matching oops? Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | http://www.pengutronix.de/ | -- To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html