[Bridge] Re: Re: a problem about brctl

Haisen.Zhang zhs at cybertan.com.cn
Thu Jan 5 17:20:25 PST 2006


Stephen Hemminger,
	

	Yes,I use V2.4.17.
	Which patch can I use?
	Or can you tell me the reason,so that i can modify my Kernel.I use this kernel at  the embeded system.

>Haisen.Zhang wrote:
>
>>shemminger,
>>
>>    I have a problem with brctl application,following is my operations:
>>	
>>	vconfig add eth0 3
>>
>>	brctl addbr  br0
>>	
>>	brctl addbr  br1
>>
>>	brctl addif br0 eth0.3
>>	
>>	brctl delif br0 eth0.3
>>
>>	brctl addif br1 eth0.3
>>
>>   brctl delif br0 eth0.3
>>
>>	brctl delif br0 eth0.3
>>
>>	At lastest operation,I delif eth0.3 from br0 several times,and the system will crack down, and the following infomation will display at console:
>># brctl delif br0 eth0.3
>>zhsdebug:  main() line 60....
>><4>zhs_debug:br_ioctl_deviceless_stub() line 314 
>><4>br_ioctl_deviceless() start,arg0=0x00000000,arg1=0...
>><4>zhs_debug:br_ioctl_deviceless_stub() line 316 
>><4>zhs_debug:br_ioctl_deviceless_stub() line 314 
>><4>br_ioctl_deviceless() start,arg0=0x7fff7d68,arg1=32...
>><4>zhs_debug:br_ioctl_deviceless() line 266 
>><4>zhs_debug:br_get_bridge_ifindices() line 270 
>><4>zhs_debug:br_get_bridge_ifindices() line 280 
>><4>br_get_bridge_ifindices() return 2....
>><4>br_ioctl_deviceless() get arg1=2...
>><4>toUser:0D 00 00 00  0A 00 00 00                           ........
>><4>zhs_debug:br_ioctl_deviceless() line 275 
>><4>zhs_debug:br_ioctl_deviceless_stub() line 316 
>>Oops in fault.c:do_page_fault, line 204:
>>$0 : 00000000 1000fc00 000002d0 000000b4 9566e000 941e3d34 95aae8c0 00000000
>>$8 : 00000000 00000000 955f3832 00000000 9422954a fffffff9 955f37ea ffffffff
>>$16: 941e3d34 941e3cec 95bc5800 955f39b0 00000007 7fff7930 95bc5800 004563b0
>>$24: 0000000a 00000002                   955f2000 955f3928 7fff78b0 94181d38
>>Hi : 00000000
>>Lo : 00000000
>>epc  : 94181d50    Not tainted
>>Status: 1000fc03
>>Cause : 10800008
>>Process brctl (pid: 345, stackpage=955f2000)
>>Stack: 941e3cec 941e3d34 00000121 00000000 955f39b0 7fff7d2f 95bc5800 7fff7930
>>       941826dc 941824c4 941e3fec 941e4008 00000039 00000000 0e000080 ff44aa0a
>>       0e000080 ff44aa0a 00000000 00000258 000000c8 00000190 00000258 000000c8
>>       00000190 00000000 00007530 00000190 00000000 00000000 00000000 00000000
>>       00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
>>       00000000 ...
>>Call Trace: [<941e3cec>] [<941e3d34>] [<941826dc>] [<941824c4>] [<941e3fec>] [<941e4008>]
>> [<94035220>] [<9402dae8>] [<941e4004>] [<941e4100>] [<941e3fec>] [<941e4100>]
>> [<941e3fec>] [<94182f74>] [<94182f38>] [<941e3fec>] [<941e4100>] [<94180288>]
>> [<940d7f08>] [<940df9c8>] [<940dd608>] [<94073d4c>] [<940dfce4>] [<94074d34>]
>> [<9412f9b0>] [<9405ce84>] [<940d5c70>] [<9406cd68>] [<9406cd74>] [<9405b7d0>]
>> [<9402dae8>]
>>
>>Code: 8cc2000c  8cc30008  00021080 <8c64003c> 00531021  ac440000  8cc60000  54c0fff9  8cc2000c 
>>Segmentation fault
>>			
>>
>>	why? can you help me?
>>	Thank you very much.
>> 				
>>
>>        Haisen.Zhang
>>        zhs at cybertan.com.cn
>>          2006-01-05
>>  
>>
>Which kernel version are you using? A bug like that existed in earlier 2.4
>versions.
>

= = = = = = = = = = = = = = = = = = = =
			

 
				 
        Haisen.Zhang
        zhs at cybertan.com.cn
          2006-01-06





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