pythonbacktrace:
(gdb) py-down
#9 Frame 0x20854e8, for file /usr/lib/python3/dist-packages/apparmor/aamode.py,
line 79, in str_to_mode (string='senw', user='senw', other='senw')
mode = sub_str_to_mode(user)
(gdb) py-down
#6 Frame 0x2089138, for file /usr/lib/python3/dist-packages/apparmor/aamode.py,
line 92, in sub_str_to_mode (string='se', mode={'execunsafe', 'N', 'w'},
tmp=None)
tmp = MODE_MAP_RE.search(string)
(gdb) py-up
#9 Frame 0x20854e8, for file /usr/lib/python3/dist-packages/apparmor/aamode.py,
line 79, in str_to_mode (string='senw', user='senw', other='senw')
mode = sub_str_to_mode(user)
(gdb) py-up
#12 Frame 0x7f574472b9f8, for file
/usr/lib/python3/dist-packages/apparmor/aamode.py, line 254, in log_str_to_mode
(profile='/usr/bin/smuxi-frontend-gnome', string='senw', nt_name=None)
mode = str_to_mode(string)
reproducing script of the function that loops:
import re
MODE_MAP_RE = re.compile('(r|w|l|m|k|a|x|i|u|p|c|n|I|U|P|C|N)')
def sub_str_to_mode(string):
mode = set()
if not string:
return mode
while string:
tmp = MODE_MAP_RE.search(string)
if tmp:
tmp = tmp.groups()[0]
string = MODE_MAP_RE.sub('', string, 1)
sub_str_to_mode('se')
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https://bugs.launchpad.net/bugs/1307665
Title:
signal entries in audit.log send aa-logprof in infinite loop
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/1307665/+subscriptions
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