Here is a syslog snippet from the time when the crash happened. Looks like the crash is triggered when the connection is terminated for some reason:
Dec 3 06:31:15 foil pppd[19273]: LCP terminated by peer Dec 3 06:31:15 foil pppd[19273]: Connect time 444.3 minutes. Dec 3 06:31:15 foil pppd[19273]: Sent 9088405 bytes, received 82487382 bytes. Dec 3 06:31:15 foil pppd[19273]: Modem hangup Dec 3 06:31:15 foil pppd[19273]: Connection terminated. Dec 3 06:31:15 foil avahi-daemon[950]: Withdrawing workstation service for ppp0. Dec 3 06:31:15 foil NetworkManager[1058]: <info> (ttyUSB2): device state change: activated -> failed (reason 'ip-config-unavailable') [100 120 5] Dec 3 06:31:15 foil modem-manager[1042]: <info> (ttyUSB2) closing serial port... Dec 3 06:31:15 foil modem-manager[1042]: <info> (ttyUSB2) serial port closed Dec 3 06:31:15 foil pppd[19273]: Exit. Dec 3 06:31:15 foil NetworkManager[1058]: <warn> Activation (ttyUSB2) failed for connection 'Saunalahti Postpaid (contract) NAT (available for all subscribers)' Dec 3 06:31:15 foil modem-manager[1042]: <info> Modem /org/freedesktop/ModemManager/Modems/0: state changed (connected -> disconnecting) Dec 3 06:31:15 foil modem-manager[1042]: <info> Modem /org/freedesktop/ModemManager/Modems/0: state changed (disconnecting -> connected) Dec 3 06:31:15 foil modem-manager[1042]: mm_serial_port_close: assertion `priv->open_count > 0' failed Dec 3 06:31:15 foil dbus[680]: [system] Activating service name='org.freedesktop.nm_dispatcher' (using servicehelper) Dec 3 06:31:15 foil NetworkManager[1058]: SCPlugin-Ifupdown: devices removed (path: /sys/devices/virtual/net/ppp0, iface: ppp0) Dec 3 06:31:15 foil NetworkManager[1058]: <info> (ttyUSB2): now unmanaged Dec 3 06:31:15 foil NetworkManager[1058]: <info> (ttyUSB2): device state change: failed -> unmanaged (reason 'removed') [120 10 36] Dec 3 06:31:15 foil NetworkManager[1058]: <info> (ttyUSB2): deactivating device (reason 'removed') [36] Dec 3 06:31:15 foil dbus[680]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher' Dec 3 06:31:15 foil NetworkManager[1058]: <warn> could not read ppp stats: No such device Dec 3 06:31:15 foil NetworkManager[1058]: <warn> DNS: plugin dnsmasq update failed Dec 3 06:31:15 foil NetworkManager[1058]: <info> ((null)): removing resolv.conf from /sbin/resolvconf Dec 3 06:31:15 foil dnsmasq[2994]: setting upstream servers from DBus Dec 3 06:31:15 foil NetworkManager[1058]: <info> (ttyUSB2): cleaning up... Dec 3 06:31:15 foil NetworkManager[1058]: <info> (ttyUSB2): taking down device. Dec 3 06:31:15 foil NetworkManager[1058]: <info> Unmanaged Device found; state CONNECTED forced. (see http://bugs.launchpad.net/bugs/191889) Dec 3 06:31:15 foil NetworkManager[1058]: <info> Unmanaged Device found; state CONNECTED forced. (see http://bugs.launchpad.net/bugs/191889) Dec 3 06:31:22 foil dnsmasq[1565]: no servers found in /etc/resolv.conf, will retry Dec 3 06:31:39 foil kernel: [55157.862296] modem-manager[1042]: segfault at 0 ip 000000000042926e sp 00007fff30a7f210 error 4 in modem-manager[400000+66000] -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1085812 Title: modem-manager crashed with SIGSEGV in get_cind_signal_done() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/modemmanager/+bug/1085812/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
