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Process:               Python [98377]
Path:                  /opt/local/Library/Frameworks/Python.framework/Versions/3.6/Resources/Python.app/Contents/MacOS/Python
Identifier:            org.python.python
Version:               3.6.9 (3.6.9)
Code Type:             X86-64 (Native)
Parent Process:        zsh [10168]
Responsible:           Terminal [1647]
User ID:               504

Date/Time:             2020-01-06 11:41:29.686 -0800

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Dump header from device: /dev/ada0p2
  Architecture: amd64
  Architecture Version: 2
  Dump Length: 186966016
  Blocksize: 512
  Dumptime: Thu Mar  8 17:29:37 2018
  Hostname: xeno.merly.org
  Magic: FreeBSD Kernel Dump
  Version String: FreeBSD 11.1-RELEASE-p7 #0: Tue Mar  6 09:33:30 UTC 2018
    root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC

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(kgdb) root@xeno:/boot/kernel # kgdb kernel /var/crash/vmcore.0
GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "amd64-marcel-freebsd"...(no debugging symbols found)...
Attempt to extract a component of a value that is not a structure pointer.
Attempt to extract a component of a value that is not a structure pointer.