Hi,
I'm using ubuntu 15.04.
dhclient causes a segmentation fault when I try to log into my mobile 4G provider via ppp. But it works fine for an ethernet connection.
I stop NetworkManager and ModemManager before I start ppp using:
ppd call vodafone
The 4G modem itself works - i have tried it on a windows system.
Syslog output:
May 2 17:20:27 flap pppd[28820]: Script /usr/sbin/chat -vsf /etc/chatscripts/vodafone finished (pid 28821), status = 0x0
May 2 17:20:27 flap pppd[28820]: Serial connection established.
May 2 17:20:27 flap pppd[28820]: using channel 19
May 2 17:20:27 flap pppd[28820]: Using interface ppp0
May 2 17:20:27 flap pppd[28820]: Connect: ppp0 <--> /dev/ttyUSB1
May 2 17:20:27 flap systemd[1]: Found device /sys/subsystem/net/devices/ppp0.
May 2 17:20:27 flap systemd[1]: Started ifup for ppp0.
May 2 17:20:27 flap systemd[1]: Starting ifup for ppp0...
May 2 17:20:27 flap dhclient: Internet Systems Consortium DHCP Client 4.3.1
May 2 17:20:27 flap dhclient: Copyright 2004-2014 Internet Systems Consortium.
May 2 17:20:27 flap dhclient: All rights reserved.
May 2 17:20:27 flap dhclient: For info, please visit https://www.isc.org/software/dhcp/
May 2 17:20:27 flap dhclient:
May 2 17:20:27 flap sh[28826]: Internet Systems Consortium DHCP Client 4.3.1
May 2 17:20:27 flap sh[28826]: Copyright 2004-2014 Internet Systems Consortium.
May 2 17:20:27 flap sh[28826]: All rights reserved.
May 2 17:20:27 flap sh[28826]: For info, please visit https://www.isc.org/software/dhcp/
May 2 17:20:27 flap kernel: [65940.166822] dhclient[28838]: segfault at 200 ip b73ca2f4 sp bf826340 error 4 in libc-2.21.so[b7388000+1b4000]
May 2 17:20:27 flap sh[28826]: Segmentation fault (core dumped)
May 2 17:20:27 flap sh[28826]: Failed to bring up ppp0.
May 2 17:20:27 flap systemd[1]: ifup@ppp0.service: main process exited, code=exited, status=1/FAILURE
Does anybody know of a workaround for this problem?
Thanks,
Martin.
I'm using ubuntu 15.04.
dhclient causes a segmentation fault when I try to log into my mobile 4G provider via ppp. But it works fine for an ethernet connection.
I stop NetworkManager and ModemManager before I start ppp using:
ppd call vodafone
The 4G modem itself works - i have tried it on a windows system.
Syslog output:
May 2 17:20:27 flap pppd[28820]: Script /usr/sbin/chat -vsf /etc/chatscripts/vodafone finished (pid 28821), status = 0x0
May 2 17:20:27 flap pppd[28820]: Serial connection established.
May 2 17:20:27 flap pppd[28820]: using channel 19
May 2 17:20:27 flap pppd[28820]: Using interface ppp0
May 2 17:20:27 flap pppd[28820]: Connect: ppp0 <--> /dev/ttyUSB1
May 2 17:20:27 flap systemd[1]: Found device /sys/subsystem/net/devices/ppp0.
May 2 17:20:27 flap systemd[1]: Started ifup for ppp0.
May 2 17:20:27 flap systemd[1]: Starting ifup for ppp0...
May 2 17:20:27 flap dhclient: Internet Systems Consortium DHCP Client 4.3.1
May 2 17:20:27 flap dhclient: Copyright 2004-2014 Internet Systems Consortium.
May 2 17:20:27 flap dhclient: All rights reserved.
May 2 17:20:27 flap dhclient: For info, please visit https://www.isc.org/software/dhcp/
May 2 17:20:27 flap dhclient:
May 2 17:20:27 flap sh[28826]: Internet Systems Consortium DHCP Client 4.3.1
May 2 17:20:27 flap sh[28826]: Copyright 2004-2014 Internet Systems Consortium.
May 2 17:20:27 flap sh[28826]: All rights reserved.
May 2 17:20:27 flap sh[28826]: For info, please visit https://www.isc.org/software/dhcp/
May 2 17:20:27 flap kernel: [65940.166822] dhclient[28838]: segfault at 200 ip b73ca2f4 sp bf826340 error 4 in libc-2.21.so[b7388000+1b4000]
May 2 17:20:27 flap sh[28826]: Segmentation fault (core dumped)
May 2 17:20:27 flap sh[28826]: Failed to bring up ppp0.
May 2 17:20:27 flap systemd[1]: ifup@ppp0.service: main process exited, code=exited, status=1/FAILURE
Does anybody know of a workaround for this problem?
Thanks,
Martin.