69 lines
2.0 KiB
Python
Executable File
69 lines
2.0 KiB
Python
Executable File
#!/usr/bin/python3
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#
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# Copyright (c) 2014 Canonical Ltd.
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# Author: Seth Forshee <seth.forshee@canonical.com>
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 2 of the License, or (at your
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# option) any later version. See http://www.gnu.org/copyleft/gpl.html for
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# the full text of the license.
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"""Collect information about an iwlwifi firmware error dump."""
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import os
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import re
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import sys
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import apport
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import apport.fileutils
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from apport.hookutils import command_output
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if len(sys.argv) != 2:
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sys.exit(1)
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phy = os.path.basename(sys.argv[1])
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sysfs_path = f"/sys/kernel/debug/ieee80211/{phy}/iwlwifi/iwlmvm/fw_error_dump"
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if not os.path.exists(sysfs_path):
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sys.exit(1)
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pr = apport.Report("KernelCrash")
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pr.add_package(apport.packaging.get_kernel_package())
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pr["Title"] = "iwlwifi firmware error"
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pr.add_os_info()
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# Get iwl firmware version and error code from dmesg
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dmesg = command_output(["dmesg"])
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regex = re.compile(
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"^.*iwlwifi [0-9a-fA-F:]{10}\\.[0-9a-fA-F]: Loaded firmware version:"
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" ([0-9\\.]+).*\\n.*iwlwifi [0-9a-fA-F:]{10}\\.[0-9a-fA-F]:"
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" (0x[0-9A-F]{8} \\| [A-Z_]+)",
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re.MULTILINE,
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)
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m = regex.findall(dmesg)
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if m:
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v = m[len(m) - 1]
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fw_version = v[0]
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error_code = v[1]
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pr["IwlFwVersion"] = fw_version
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pr["IwlErrorCode"] = error_code
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pr["DuplicateSignature"] = f"iwlwifi:{fw_version}:{error_code}"
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pr["Title"] += f": {error_code}"
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# Get iwl firmware dump file from debugfs
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try:
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with open(sysfs_path, "rb") as f:
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pr["IwlFwDump"] = f.read()
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# Firmware dump could contain sensitive information
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pr["LaunchpadPrivate"] = "yes"
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pr["LaunchpadSubscribe"] = "canonical-kernel-team"
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except OSError:
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pass
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try:
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with apport.fileutils.make_report_file(pr) as f:
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pr.write(f)
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except OSError as error:
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apport.fatal("Cannot create report: %s", str(error))
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