Your IRQ ‘permission denied’ log lines could be caused by this: https://github.com/Irqbalance/irqbalance/issues/336

…to which the answer is currently to wait for kernel fix. Whether this is the cause of the suspend issue as well I couldn’t say.

Is this all the logs, from very start of you hitting suspend to when the machine comes back? I ask because I expected to see more things stopping and then restarting…