It appears that the crash does not happen any more even though the wvdial package version remains the same as before. Possibly some condition has changed, not sure what (library versions is one possibility).
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to wvdial in Ubuntu. https://bugs.launchpad.net/bugs/1762215 Title: wvdial crashes after upgrade to bionic 18.04 Status in wvdial package in Ubuntu: New Status in wvdial package in Debian: New Bug description: Since upgrading Ubuntu from 17.10 to 18.04 wvdial is crashing with the following error message when connection is established: # wvdial 3gconnect --> WvDial: Internet dialer version 1.61 --> Initializing modem. --> Sending: ATZ ATZ OK --> Sending: ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0 ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0 OK --> Sending: AT+CGDCONT=1,"IP","internet" AT+CGDCONT=1,"IP","internet" OK --> Modem initialized. --> Sending: ATDT*99# --> Waiting for carrier. ATDT*99# CONNECT 21000000 --> Carrier detected. Starting PPP immediately. --> Starting pppd at Sun Apr 8 18:50:07 2018 --> Pid of pppd: 7400 wvdial: utils/wvtask.cc:303: static int WvTaskMan::yield(int): Assertion `*current_task->stack_magic == WVTASK_MAGIC' failed. Aborted (core dumped) The connection is still established. It happens after pppd is already started. On 17.10 I did not encounter this issue. Package version: $ apt policy wvdial wvdial: Installed: 1.61-4.1build1 Candidate: 1.61-4.1build1 Version table: *** 1.61-4.1build1 500 500 http://se.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages 100 /var/lib/dpkg/status It happens also on Debian. See the following for more details: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=863039 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/wvdial/+bug/1762215/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp