Parses an iOS .ips panic log and gives useful stack trace output

PanicParser.py

import sys
import json
import re

kslide = 0x0

if len(sys.argv) < 2:
  print("Usage: PanicParser.py [file path]")
  exit()

filePath = sys.argv[1]

fileData = ""
with open(filePath, "r") as file:
  fileData = file.read()

panicLog = fileData[fileData.find('}') + 2:]

obj = json.loads(panicLog)

panicString = obj["panicString"]
panicString = panicString[:-3]

slideReg = re.search(r"Kernel slide:\s*(0x[0-9a-fA-F]{0,16})", panicString)
if slideReg:
    kslide = int(slideReg.group(1), 16)

lrMatches = re.findall(r"lr:\s+(0x[f|F]{2}[0-9A-Fa-f]+)", panicString, re.MULTILINE)
if lrMatches:
    for lrMatch in lrMatches:
        hexValue = int(lrMatch, 16)
        newValue = hexValue - kslide
        panicString = panicString.replace(lrMatch, hex(newValue))

print(panicString)

where is panic .ips file