Download Syzkaller Repros

upstream_repro.py

#!/usr/bin/env python3


from bs4 import BeautifulSoup
import requests
import re

'''
Query https://syzkaller.appspot.com/upstream/fixed for all bugs that have been fixed and have "C" reproducers
Save reproducers to files
'''

def main():
    # Query the page
    bugs = []
    page = requests.get("https://syzkaller.appspot.com/upstream/fixed")
    soup = BeautifulSoup(page.content, 'html.parser')
    # parse table rows
    rows = soup.find_all('tr')
    for row in rows:
        # print row with class as "title" and first "stat"
        title = row.find_all('td', class_="title")
        stat = row.find_all('td', class_="stat")
        # if title and stat exist
        if title and stat:
            # check if stat[0] contains "C" in "td"
            if "C" in stat[0]:
                print(title[0].find('a').get('href'))
                bugs.append(title[0].find('a').get('href'))

    # for each bug, get the reproducers from "https://syzkaller.appspot.com/$bug"
    for bug in bugs:
        page = requests.get("https://syzkaller.appspot.com" + bug)
        soup = BeautifulSoup(page.content, 'html.parser')
        # parse last table in page that has class "list_table"
        table = soup.find_all('table', class_="list_table")[-1]
        # find td that has text "C", only one
        td = table.find_all('td', text="C")
        for entry in td:
            # get the href of the link
            link = entry.find('a').get('href')
            page = requests.get("https://syzkaller.appspot.com" + link)
            # get the id from the bug
            bug_id = bug.split("=")[1]
            # get the x from the link
            x = re.search(r'x=(.*)', link).group(1)
            print("Saving bug " + bug_id + " with x " + x)
            with open("files/" + bug_id + "-" + x + ".c", 'w+') as f:
                f.write(page.text)




if __name__ == "__main__":
    main()