[ovs-dev] Open vSwitch crashes when running NOX with some components

Derek Cormier derek.cormier at lab.ntt.co.jp
Thu Nov 11 02:59:45 UTC 2010


Sure thing! I used gdb in class before, but that was a while ago... How 
can I compile nox to include the debugging information for gdb? Can I 
pass something to make?

Thanks,
Derek

On 11/11/2010 11:44 AM, Justin Pettit wrote:
> Yikes.  This definitely belongs here.  Are you comfortable enough with gdb to send us a backtrace?
>
> Thanks!
>
> --Justin
>
>
> On Nov 10, 2010, at 6:37 PM, Derek Cormier wrote:
>
>    
>> Hello,
>>
>> I wasn't really sure if this belongs on the OVS or NOX message board, but here is the problem. I am trying to use the NOX GUI, so I run NOX with:
>>
>> nox_core -i ptcp:6633 pyswitch monitoring discovery lavi messenger jsonmessenger
>>
>> However, when I run nox_core with components other than pyswitch, Open vSwitch crashes with a segmentation fault immediately after it connects. As for why I am using those exact components, I don't really know. I remember reading somewhere that I should use these for the GUI.
>>
>> The same thing happens with NOX 0.9.0 and 0.9.1. I am using Open vSwitch 1.1.0pre2.
>>
>> Here is some OVS output:
>>
>> Nov 11 11:22:28|00004|ofproto|INFO|using datapath ID 000000232080da00
>> Nov 11 11:22:28|00005|bridge|INFO|created bridge br0 on system at dp1
>> Nov 11 11:22:28|00006|bridge|INFO|created port eth1 on bridge br0
>> Nov 11 11:22:28|00007|bridge|INFO|created port eth2 on bridge br0
>> Nov 11 11:22:28|00008|bridge|INFO|created port br0 on bridge br0
>> Nov 11 11:22:28|00009|ofproto|INFO|datapath ID changed to 00000800270fd560
>> Nov 11 11:22:28|00010|rconn|INFO|dp1<->tcp:127.0.0.1:6633: connecting...
>> Nov 11 11:22:28|00011|rconn|INFO|dp1<->tcp:127.0.0.1:6633: connected
>> Nov 11 11:22:28|00012|ofproto|INFO|dp1<->tcp:127.0.0.1:6633: normalization changed ofp_match, details:
>> Nov 11 11:22:28|00013|ofproto|INFO| pre: wildcards=0xffffffff  in_port=    0  dl_src=00:00:00:00:00:00  dl_dst=00:00:00:00:00:00  dl_vlan=    0  dl_vlan_pcp=  0  dl_type=     0  nw_tos=   0  nw_proto=   0  nw_src= 0x1040018  nw_dst= 0x4010000  tp_src=    0  tp_dst= 8992
>> Nov 11 11:22:28|00014|ofproto|INFO|post: wildcards= 0x23fffff  in_port=    0  dl_src=00:00:00:00:00:00  dl_dst=00:00:00:00:00:00  dl_vlan=    0  dl_vlan_pcp=  0  dl_type=     0  nw_tos=   0  nw_proto=   0  nw_src=         0  nw_dst=         0  tp_src=    0  tp_dst=    0
>> Segmentation fault
>>
>> Thanks for your help,
>> Derek
>>
>>
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>>      
>
>
>
>
>    





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