I see the two ModemAdded signals, do the modem instances completely disappear, and if so, why aren't there corresponding ModemRemoved signals?
Also, can you check /var/crash to see if maybe ofonod is crashing? If this happens, you also should see the PID change in the ofono messages in /var/log/syslog. ** Changed in: ofono (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1365481 Title: Both modem interfaces go momentarily down if one SIM goes PUK locked To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ofono/+bug/1365481/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs