bluetoothd crashed with SIGSEGV in g_main_context_dispatch()

[Steve Langasek]

Binary package hint: bluez

crash upon disabling bluetooth antenna.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: bluez 4.90-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-7.39-generic 2.6.38
Uname: Linux 2.6.38-7-generic x86_64
Architecture: amd64
Date: Thu Mar 31 01:36:26 2011
ExecutablePath: /usr/sbin/bluetoothd
InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release amd64 (20100816.1)
InterestingModules: rfcomm sco bnep l2cap btusb bluetooth
MachineType: LENOVO 3249CTO
ProcCmdline: /usr/sbin/bluetoothd --udev
ProcEnviron:

ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-2.6.38-7-generic root=/dev/mapper/hostname-root ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7f90f46db044: mov 0x50(%r14),%rbp
 PC (0x7f90f46db044) ok
 source "0x50(%r14)" (0x00000050) not located in a known VMA region (needed readable region)!
 destination "%rbp" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: bluez
StacktraceTop:
 ?? ()
 g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? ()
Title: bluetoothd crashed with SIGSEGV in g_main_context_dispatch()
UpgradeStatus: Upgraded to natty on 2011-03-24 (6 days ago)
UserGroups:

dmi.bios.date: 08/23/2010
dmi.bios.vendor: LENOVO
dmi.bios.version: 6QET52WW (1.22 )
dmi.board.name: 3249CTO
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvr6QET52WW(1.22):bd08/23/2010:svnLENOVO:pn3249CTO:pvrThinkPadX201:rvnLENOVO:rn3249CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 3249CTO
dmi.product.version: ThinkPad X201
dmi.sys.vendor: LENOVO
hciconfig:

syslog:

[Apport retracing service (apport)]

StacktraceTop:
 rfcomm_io_cb (chan=0x7f90f6323200, cond=<value optimized out>, device=0x7f90f6318d60) at audio/headset.c:1268
 g_main_dispatch (context=0x7f90f62e3a00) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:2440
 g_main_context_dispatch (context=0x7f90f62e3a00) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3013
 g_main_context_iterate (context=0x7f90f62e3a00, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3091
 g_main_loop_run (loop=0x7f90f63124e0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3299