I had a kernel panic while the computer was asleep. It's the third time in 3 months since I upgraded to Mojave and APFS from High Sierra. My computer was rock solid before on HFS+.
Wed Jul 24 21:54:05 2019
*** Panic Report ***
panic(cpu 2 caller 0xffffff801b2bb0ef): initproc exited -- exit reason namespace 2 subcode 0xa description: none
Kernel version:
Darwin Kernel Version 18.7.0: Thu Jun 20 18:42:21 PDT 2019; root:xnu-4903.270.47~4/RELEASE_X86_64
Kernel UUID: 982F17B3-0252-37FB-9869-88B3B1C77335
System model name: MacPro5,1 (Mac-F221BEC8)
Root disk errors: "Failed to issue COM RESET after 3 attempts. Terminating."
EOF