gvfsd-dnssd crashed with SIGSEGV in lookup_link_file_by_name_and_type()

[Guy Stone]

After creating ~/Public as shareable and setting unversal r/w, went into Network/Windows Network to view what was available in my workgroup. Doubleclicking Workgroup icon caused crash.

ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: gvfs-backends 1.13.1-0ubuntu1
ProcVersionSignature: Ubuntu 3.4.0-5.11-generic 3.4.0
Uname: Linux 3.4.0-5-generic i686
ApportVersion: 2.1.1-0ubuntu2
Architecture: i386
Date: Sun Jun 10 15:07:06 2012
ExecutablePath: /usr/lib/gvfs/gvfsd-dnssd
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha i386 (20120606.2)
ProcCmdline: /usr/lib/gvfs/gvfsd-dnssd --spawner :1.2 /org/gtk/gvfs/exec_spaw/7
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, no user)
 LANGUAGE=en_CA:en
 LANG=en_CA.UTF-8
SegvAnalysis:
 Segfault happened at: 0x804d518: mov (%ebx),%esi
 PC (0x0804d518) ok
 source "(%ebx)" (0xaaaaaaaa) not located in a known VMA region (needed readable region)!
 destination "%esi" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: gvfs
StacktraceTop:
 ?? ()
 ?? ()
 avahi_service_resolver_event () from /usr/lib/i386-linux-gnu/libavahi-client.so.3
 ?? () from /usr/lib/i386-linux-gnu/libavahi-client.so.3
 dbus_connection_dispatch () from /lib/i386-linux-gnu/libdbus-1.so.3
Title: gvfsd-dnssd crashed with SIGSEGV in avahi_service_resolver_event()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 lookup_link_file_by_name_and_type (backend=backend@entry=0x84e0410, name=name@entry=0x84e5d6c "russ's public files on stonegal", type=type@entry=0x84e5d90 "_webdav._tcp") at gvfsbackenddnssd.c:359
 resolve_callback (r=0x84e68a0, interface=2, protocol=0, event=AVAHI_RESOLVER_FOUND, name=0x84e5d6c "russ's public files on stonegal", type=0x84e5d90 "_webdav._tcp", domain=0x84e5da4 "local", host_name=0x84e5db0 "stonegal.local", address=0xbfeaf5e8, port=41204, txt=0x84e0f18, flags=5, userdata=0x84e0410) at gvfsbackenddnssd.c:548
 avahi_service_resolver_event () from /tmp/tmpLLhH1m/usr/lib/i386-linux-gnu/libavahi-client.so.3
 ?? () from /tmp/tmpLLhH1m/usr/lib/i386-linux-gnu/libavahi-client.so.3
 dbus_connection_dispatch (connection=0x84e2ae0) at ../../dbus/dbus-connection.c:4603

[Launchpad Janitor (janitor)]

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