NetworkManager crashed with SIGSEGV in nm_settings_connection_interface_emit_updated()

Binary package hint: network-manager

I tried to set MTU size to 9000 in Network Manager for eth0.

Yes in advance: My network is fully geared towards jumbo frames, and it worked flawlessly in 9.04

ProblemType: Crash
Architecture: amd64
CRDA: Error: [Errno 2] No such file or directory
Date: Sun Oct 11 17:15:52 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/sbin/NetworkManager
Gconf:

IfupdownConfig:
 auto lo
 iface lo inet loopback
IpRoute:
 172.27.100.0/27 dev eth0 proto kernel scope link src 172.27.100.26 metric 1
 172.27.100.0/27 dev wlan0 proto kernel scope link src 172.27.100.27 metric 2
 169.254.0.0/16 dev eth0 scope link metric 1000
 default via 172.27.100.1 dev eth0 proto static
NonfreeKernelModules: nvidia
Package: network-manager 0.8~a~git.20091005t192303.1d28ad1-0ubuntu2
ProcCmdline: NetworkManager
ProcEnviron: PATH=(custom, no user)
ProcVersionSignature: Ubuntu 2.6.31-13.44-generic
RfKill:
 0: phy0: Wireless LAN
  Soft blocked: no
  Hard blocked: no
SegvAnalysis:
 Segfault happened at: 0x7f3552ae1e96 <nm_settings_connection_interface_emit_updated+38>: cmpq $0x0,0x28(%rax)
 PC (0x7f3552ae1e96) ok
 source "$0x0" ok
 destination "0x28(%rax)" (0x00000028) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: network-manager
StacktraceTop:
 nm_settings_connection_interface_emit_updated ()
 ?? () from /usr/lib/libnm-glib.so.2
 ?? ()
 ?? ()
 ?? () from /usr/lib/libpolkit-gobject-1.so.0
Title: NetworkManager crashed with SIGSEGV in nm_settings_connection_interface_emit_updated()
Uname: Linux 2.6.31-13-generic x86_64
UserGroups: