On 2019-06-28 13:35:51 [-0600], Chris Friesen wrote: > Hi all, Hi, > Not sure who I should be talking to about this, but we're hitting a weird > issue with kernel-rt-3.10.0-957.12.2.rt56.929.el7.src.rpm from CentOS. 3.10-rt56 is terribly old and unsupported [0]. > Anyone got any suggestions on where to start debugging it? Kernel options > to enable, extra debug logging, events to monitor? You could try to enable MM debugging, lock debugging and so on. [0] https://wiki.linuxfoundation.org/realtime/preempt_rt_versions > Thanks, > Chris Sebastian