Comment 2 for bug 1007826

I'm seeing this issue when I do a dist-upgrade via python-apt from Precise to Trusty. Can the fix be backported to Precise?

Log snippet:
2014-04-25 11:34:17 INFO: apt: Processing package kdesdk-scripts (0.2040%)
2014-04-25 11:34:17 DEBUG: dpkg: Unpacking kdesdk-scripts (4:4.13.0-0ubuntu1) over (4:4.8.5-0ubuntu0.1) ...
2014-04-25 11:34:17 DEBUG: dpkg: dpkg: error processing archive /var/cache/apt/archives/kdesdk-scripts_4%3a4.13.0-0ubuntu1_all.deb (--unpack):
2014-04-25 11:34:17 DEBUG: dpkg: trying to overwrite '/usr/bin/extractattr', which is also in package pkg-kde-tools 0.14.2ubuntu5
2014-04-25 11:34:17 DEBUG: dpkg: dpkg-deb: error: subprocess paste was killed by signal (Broken pipe)
2014-04-25 11:34:17 ERROR: apt: trying to overwrite '/usr/bin/extractattr', which is also in package pkg-kde-tools 0.14.2ubuntu5
2014-04-25 11:34:17 DEBUG: dpkg: Errors were encountered while processing:
2014-04-25 11:34:17 DEBUG: dpkg: /var/cache/apt/archives/kdesdk-scripts_4%3a4.13.0-0ubuntu1_all.deb
2014-04-25 11:34:18 DEBUG: dpkg: Error in function:
2014-04-25 11:34:18 DEBUG: dpkg: SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)
2014-04-25 11:34:18 DEBUG: dpkg: Error in sys.excepthook:
2014-04-25 11:34:18 DEBUG: dpkg: Traceback (most recent call last):
2014-04-25 11:34:18 DEBUG: dpkg: File "/usr/lib/python2.7/dist-packages/apport_python_hook.py", line 114, in apport_excepthook
2014-04-25 11:34:18 DEBUG: dpkg: mangled_program = re.sub('/', '_', binary)
2014-04-25 11:34:18 DEBUG: dpkg: File "/usr/lib/python2.7/dist-packages/apport/fileutils.py", line 256, in get_recent_crashes
2014-04-25 11:34:18 DEBUG: dpkg: pr.load(report, False)
2014-04-25 11:34:18 DEBUG: dpkg: File "/usr/lib/python2.7/dist-packages/problem_report.py", line 124, in load
2014-04-25 11:34:18 DEBUG: dpkg: self._assert_bin_mode(file)
2014-04-25 11:34:18 DEBUG: dpkg: File "/usr/lib/python2.7/dist-packages/problem_report.py", line 631, in _assert_bin_mode
2014-04-25 11:34:18 DEBUG: dpkg: assert (type(file) == BytesIO or 'b' in file.mode), 'file stream must be in binary mode'
2014-04-25 11:34:18 DEBUG: dpkg: AssertionError: file stream must be in binary mode
2014-04-25 11:34:18 DEBUG: dpkg:
2014-04-25 11:34:18 DEBUG: dpkg: Original exception was:
2014-04-25 11:34:18 DEBUG: dpkg: SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)
2014-04-25 11:34:18 INFO: apt: End of package operation