Re: [PATCH] ipv4: fix fib metrics

[Eric Dumazet]

Le jeudi 24 mars 2011 Ã 23:11 +0100, Alessandro Suardi a Ãcrit :

> On a -git14 kernel + both the fib metrics and the above git diff, I
> strace'd vpnc
>  and found out this (first triplet of public IP masked intentionally)
> 
> [root@duff tmp]# egrep 'execve|garbage' strace.log |egrep '/ip|garbage'
> [pid  4228] execve("/sbin/ip", ["/sbin/ip", "route", "get",
> "xxx.9.13.212"], [/* 32 vars */]) = 0
> [pid  4231] execve("/sbin/ip", ["/sbin/ip", "route", "replace",
> "10.175.0.0/19", "dev", "tun0"], [/* 32 vars */]) = 0
> [pid  4232] execve("/sbin/ip", ["/sbin/ip", "route", "flush",
> "cache"], [/* 32 vars */]) = 0
> [pid  4234] execve("/sbin/ip", ["/sbin/ip", "route", "get",
> "xxx.9.13.212"], [/* 32 vars */]) = 0
> [pid  4237] execve("/sbin/ip", ["/sbin/ip", "route", "add",
> "xxx.9.13.212", "via", "192.168.1.1", "dev", "eth1", "src",
> "192.168.1.8", "ipid", "0x043f", "advmss", "1400"], [/* 32 vars */]) =
> 0
> [pid  4237] write(2, "Error: either \"to\" is duplicate,"..., 57Error:
> either "to" is duplicate, or "ipid" is a garbage.
> 
> 192.168.1.1 is my DSL router and 192.168.1.8 is my computer's wireless IP.
> 
> Does this ring any bell ?
> 
> 

Not a kernel error, but a tool error ?


(ipid is only displayed by "ip ro show")

grep ipid */*.c
ip/iproute.c:				fprintf(fp, " ipid 0x%04x", ci->rta_id);


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