Reproduced with "sudo dpkg --force-all -P libbabeltrace1" which breaks gdb (but keeps python3.5 intact).
Fixed in http://bazaar.launchpad.net/~apport- hackers/apport/trunk/revision/3079 ** Changed in: apport Status: In Progress => Fix Released ** Also affects: apport (Ubuntu) Importance: Undecided Status: New ** Changed in: apport (Ubuntu) Importance: Undecided => Low ** Changed in: apport (Ubuntu) Status: New => Fix Committed -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to apport in Ubuntu. https://bugs.launchpad.net/bugs/1579897 Title: report's _command_output function doesn't always return the error Status in Apport: Fix Released Status in apport package in Ubuntu: Fix Committed Bug description: Apparently, the following gdb command fails but the error output is not in subprocess's err output but in stdout. > /srv/daisy.staging.ubuntu.com/staging/apport-2984/apport/report.py(104)_command_output() -> if sp.returncode == 0: (Pdb) l 99 ''' 100 sp = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=stderr) 101 102 (out, err) = sp.communicate(input) 103 import pdb; pdb.set_trace() 104 -> if sp.returncode == 0: 105 return out 106 else: 107 if err: 108 err = err.decode('UTF-8', errors='replace') 109 else: (Pdb) command ['/tmp/apport_sandbox__6uwrvhm/usr/bin/gdb', '--ex', 'set debug-file-directory /tmp/apport_sandbox__6uwrvhm/usr/lib/debug', '--ex', 'set solib-absolute-prefix /tmp/apport_sandbox__6uwrvhm', '--ex', 'file "/tmp/apport_sandbox__6uwrvhm//usr/bin/cdparanoia"', '--ex', 'core-file /tmp/apport_core_756rypvb', '--batch', '--ex', 'set backtrace limit 2000', '--ex', 'p -99', '--ex', 'print (char*) __nih_abort_msg', '--ex', 'p -99', '--ex', 'print __abort_msg->msg', '--ex', 'p -99', '--ex', 'print __glib_assert_msg', '--ex', 'p -99', '--ex', 'bt full', '--ex', 'p -99', '--ex', 'x/16i $pc', '--ex', 'p -99', '--ex', 'thread apply all bt full', '--ex', 'p -99', '--ex', 'info registers'] (Pdb) out b'/tmp/apport_sandbox__6uwrvhm/usr/bin/gdb: error while loading shared libraries: libpython3.5m.so.1.0: cannot open shared object file: No such file or directory\n' Because stdout is not included in the raised error message it ended up being hard to find out what the error really was. 111 raise OSError('Error: command %s failed with exit code %i: %s' % ( 112 str(command), sp.returncode, err)) To manage notifications about this bug go to: https://bugs.launchpad.net/apport/+bug/1579897/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp