Ubuntu
network-manager package

NetworkManager crashed with SIGSEGV in nm_dhcp_client_start_ip6()

Bug #864795 reported by Caspar Adriani on 2011-10-02

80

This bug affects 10 people

Affects		Status	Importance	Assigned to	Milestone
	network-manager (Ubuntu)	Confirmed	Medium	Unassigned

Bug Description

My wireless connection keeps dropping. Normally it reconnects without a warning but hopefully this is related

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: network-manager 0.9.1.90-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
ApportVersion: 1.23-0ubuntu2
Architecture: amd64
CRDA: Error: [Errno 2] No such file or directory
Date: Sun Oct 2 20:45:33 2011
ExecutablePath: /usr/sbin/NetworkManager
IfupdownConfig:
auto lo
iface lo inet loopback
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110921.2)
IpRoute:
default via 192.168.1.1 dev wlan0 proto static
169.254.0.0/16 dev wlan0 scope link metric 1000
192.168.1.0/24 dev wlan0 proto kernel scope link src 192.168.1.100 metric 2
NetworkManager.state:
[main]
NetworkingEnabled=true
WirelessEnabled=true
WWANEnabled=false
WimaxEnabled=true
ProcCmdline: NetworkManager
ProcEnviron: PATH=(custom, no user)
SegvAnalysis:
Segfault happened at: 0x7f985f806996: movdqu (%rdi),%xmm1
PC (0x7f985f806996) ok
source "(%rdi)" (0x5800ec30) not located in a known VMA region (needed readable region)!
destination "%xmm1" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: network-manager
StacktraceTop:
?? () from /lib/x86_64-linux-gnu/libc.so.6
?? ()
nm_dhcp_client_start_ip6 ()
?? ()
nm_dhcp_manager_start_ip6 ()
Title: NetworkManager crashed with SIGSEGV in nm_dhcp_client_start_ip6()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

Tags:

Revision history for this message

Caspar Adriani (thecas) wrote on 2011-10-02:

#1

Dependencies.txt Edit (2.3 KiB, text/plain; charset="utf-8")
Disassembly.txt Edit (648 bytes, text/plain; charset="utf-8")
IpAddr.txt Edit (928 bytes, text/plain; charset="utf-8")
IwConfig.txt Edit (594 bytes, text/plain; charset="utf-8")
NetDevice.eth0.txt Edit (380 bytes, text/plain; charset="utf-8")
NetDevice.lo.txt Edit (177 bytes, text/plain; charset="utf-8")
NetDevice.usb0.txt Edit (716 bytes, text/plain; charset="utf-8")
NetDevice.wlan0.txt Edit (415 bytes, text/plain; charset="utf-8")
PciNetwork.txt Edit (3.1 KiB, text/plain; charset="utf-8")
ProcMaps.txt Edit (18.9 KiB, text/plain; charset="utf-8")
ProcStatus.txt Edit (744 bytes, text/plain; charset="utf-8")
Registers.txt Edit (670 bytes, text/plain; charset="utf-8")
RfKill.txt Edit (250 bytes, text/plain; charset="utf-8")
Stacktrace.txt Edit (1.5 KiB, text/plain; charset="utf-8")
ThreadStacktrace.txt Edit (3.0 KiB, text/plain; charset="utf-8")
WifiSyslog.txt Edit (7.7 MiB, text/plain; charset="utf-8")

Revision history for this message

Apport retracing service (apport) wrote on 2011-10-02:

#2

StacktraceTop:
__strcmp_sse42 () at ../sysdeps/x86_64/multiarch/strcmp.S:259
dhclient_start (client=<optimized out>, mode_opt=0x4ad41a "-S", release=0) at nm-dhcp-dhclient.c:647
nm_dhcp_client_start_ip6 (self=0x7f1480, s_ip6=0x823830, dhcp_anycast_addr=0x0, hostname=0x0, info_only=1) at nm-dhcp-client.c:493
client_start (self=0x821de0, iface=<optimized out>, uuid=<optimized out>, ipv6=1, s_ip4=0x0, s_ip6=0x823830, timeout=0, dhcp_anycast_addr=0x0, hostname=0x0, info_only=1) at nm-dhcp-manager.c:446
nm_dhcp_manager_start_ip6 (self=<optimized out>, iface=<optimized out>, uuid=<optimized out>, s_ip6=<optimized out>, timeout=<optimized out>, dhcp_anycast_addr=<optimized out>, info_only=1) at nm-dhcp-manager.c:519

Revision history for this message

Apport retracing service (apport) wrote on 2011-10-02: Stacktrace.txt

#3

Stacktrace.txt Edit (9.3 KiB, text/plain)

Revision history for this message

Apport retracing service (apport) wrote on 2011-10-02: ThreadStacktrace.txt

#4

ThreadStacktrace.txt Edit (13.0 KiB, text/plain)

Changed in network-manager (Ubuntu):
importance:	Undecided → Medium
tags:	removed: need-amd64-retrace

Revision history for this message

Launchpad Janitor (janitor) wrote on 2012-01-04:

#5

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in network-manager (Ubuntu):
status:	New → Confirmed

Martin Pitt (pitti) on 2012-01-09

visibility:

private → public

Brian Murray (brian-murray) on 2012-05-18

tags:

added: precise

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