NetworkManager crashed with SIGSEGV in nm_modem_set_state()

Bug #1420875 reported by Andy Postnikov on 2015-02-11
10
This bug affects 1 person
Affects Status Importance Assigned to Milestone
network-manager (Ubuntu)
High
Unassigned

Bug Description

Errors Bucket for this crash:

https://errors.ubuntu.com/bucket/?id=/usr/sbin/NetworkManager%3A11%3Anm_modem_set_state%3Adisconnect_done%3Acomplete_pending_call_and_unlock%3Adbus_connection_dispatch%3Amessage_queue_dispatch

updated all now after pluggin off usb modem

ProblemType: CrashDistroRelease: Ubuntu 15.04
Package: network-manager 0.9.10.0-4ubuntu6
ProcVersionSignature: Ubuntu 3.18.0-13.14-generic 3.18.5
Uname: Linux 3.18.0-13-generic x86_64
ApportVersion: 2.16.1-0ubuntu2
Architecture: amd64
Date: Wed Feb 11 22:13:18 2015
ExecutablePath: /usr/sbin/NetworkManager
IfupdownConfig:
 # interfaces(5) file used by ifup(8) and ifdown(8)
 auto lo
 iface lo inet loopback
InstallationDate: Installed on 2013-04-25 (657 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130402.1)
IpRoute:
 default via 192.168.1.1 dev wlan0 proto static metric 1024
 169.254.0.0/16 dev wlan0 scope link metric 1000
 192.168.1.0/24 dev wlan0 proto kernel scope link src 192.168.1.31
ProcCmdline: NetworkManager
ProcEnviron:
 LANGUAGE=ru:en_GB:en
 TERM=linux
 PATH=(custom, no user)
 LANG=ru_RU.UTF-8
SegvAnalysis:
 Segfault happened at: 0x7f7c88244a76: mov 0x34(%rax),%r13d
 PC (0x7f7c88244a76) ok
 source "0x34(%rax)" (0x00000034) not located in a known VMA region (needed readable region)!
 destination "%r13d" ok
SegvReason: reading NULL VMA
Signal: 11SourcePackage: network-manager
StacktraceTop:
 ?? () from /usr/lib/x86_64-linux-gnu/NetworkManager/libnm-wwan.so
 ?? () from /usr/lib/x86_64-linux-gnu/NetworkManager/libnm-wwan.so
 ?? () from /lib/x86_64-linux-gnu/libdbus-1.so.3
 dbus_connection_dispatch () from /lib/x86_64-linux-gnu/libdbus-1.so.3
 ?? () from /usr/lib/x86_64-linux-gnu/libdbus-glib-1.so.2
Title: NetworkManager crashed with SIGSEGV in dbus_connection_dispatch()
UpgradeStatus: Upgraded to vivid on 2014-12-23 (50 days ago)
UserGroups:

nmcli-dev:
 DEVICE TYPE STATE DBUS-PATH CONNECTION CON-UUID CON-PATH
 wlan0 wifi connected /org/freedesktop/NetworkManager/Devices/2 GREENLAND e332054d-0cd6-4842-b4f9-e732c0b2aad6 /org/freedesktop/NetworkManager/ActiveConnection/0
 eth0 ethernet unavailable /org/freedesktop/NetworkManager/Devices/1 -- -- --
 lo loopback unmanaged /org/freedesktop/NetworkManager/Devices/0 -- -- --
nmcli-nm: Error: command ['nmcli', '-f', 'all', 'nm'] failed with exit code 2: Error: Object 'nm' is unknown, try 'nmcli help'.

Andy Postnikov (apostnikov) wrote :

StacktraceTop:
 nm_modem_set_state (self=0x116f100, new_state=NM_MODEM_STATE_CONNECTED, reason=0x7f7c8824ae30 "connected") at nm-modem.c:146
 disconnect_done (proxy=0x117d730, call=0x2, user_data=0x7f7c8824ae30) at nm-modem-ofono.c:170
 complete_pending_call_and_unlock (connection=connection@entry=0x1096fa0, pending=0x1171690, message=message@entry=0x118fb20) at ../../dbus/dbus-connection.c:2331
 dbus_connection_dispatch (connection=connection@entry=0x1096fa0) at ../../dbus/dbus-connection.c:4626
 message_queue_dispatch (source=<optimized out>, callback=<optimized out>, user_data=<optimized out>) at dbus-gmain.c:90

Changed in network-manager (Ubuntu):
importance: Undecided → Medium
summary: - NetworkManager crashed with SIGSEGV in dbus_connection_dispatch()
+ NetworkManager crashed with SIGSEGV in nm_modem_set_state()
tags: removed: need-amd64-retrace
description: updated
information type: Private → Public
Changed in network-manager (Ubuntu):
importance: Medium → High
status: New → Triaged
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