Description:

iotop doesn't start, just crashes with a permissions error.

Additional info:
* package version(s)

0.4.3-2

* config and/or log files etc.

% iotop
Traceback (most recent call last):
File "/usr/bin/iotop", line 16, in <module>
main()
File "/usr/lib/python2.7/site-packages/iotop/ui.py", line 563, in main
main_loop()
File "/usr/lib/python2.7/site-packages/iotop/ui.py", line 553, in <lambda>
main_loop = lambda: run_iotop(options)
File "/usr/lib/python2.7/site-packages/iotop/ui.py", line 465, in run_iotop
return curses.wrapper(run_iotop_window, options)
File "/usr/lib/python2.7/curses/wrapper.py", line 43, in wrapper
return func(stdscr, *args, **kwds)
File "/usr/lib/python2.7/site-packages/iotop/ui.py", line 457, in run_iotop_window
process_list = ProcessList(taskstats_connection, options)
File "/usr/lib/python2.7/site-packages/iotop/data.py", line 373, in __init__
self.update_process_counts()
File "/usr/lib/python2.7/site-packages/iotop/data.py", line 429, in update_process_counts
stats = self.taskstats_connection.get_single_task_stats(thread)
File "/usr/lib/python2.7/site-packages/iotop/data.py", line 158, in get_single_task_stats
reply = GeNlMessage.recv(self.connection)
File "/usr/lib/python2.7/site-packages/iotop/genetlink.py", line 50, in recv
msg = conn.recv()
File "/usr/lib/python2.7/site-packages/iotop/netlink.py", line 229, in recv
raise err
OSError: Netlink error: Operation not permitted (1)


Steps to reproduce:

run iotop with no arguments.