Heh, you’d be surprised. I have handbrake right now eating about 40GBs or RAM 
System would not be swapping if it does not “feel” memory pressure.
But this one is very interesting
Jul 27 13:42:34 Naisa-Linux kernel: #PF: error_code(0x0011) - permissions violation
Jul 27 13:42:34 Naisa-Linux kernel: #PF: supervisor instruction fetch in kernel mode
Jul 27 13:42:34 Naisa-Linux kernel: BUG: unable to handle page fault for address: ffffffffc060d5a0
Jul 27 13:42:34 Naisa-Linux kernel: kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
Can you provide the full journal?