Re: ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-22 Thread Patrick McHardy
David S. Miller wrote: > From: Andi Kleen <[EMAIL PROTECTED]> > Date: Fri, 20 Jan 2006 08:15:39 +0100 > >>Sorry for the delay in testing. Looks good so far. I'm running with SNAT >>and the patch and the messages haven't appeared. Will keep it running >>for longer, but previously they would have st

Re: ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-19 Thread David S. Miller
From: Andi Kleen <[EMAIL PROTECTED]> Date: Fri, 20 Jan 2006 08:15:39 +0100 > On Tuesday 17 January 2006 10:42, Patrick McHardy wrote: > > > You're absolutely right. Using ip_route_output for local outgoing > > packets in POST_ROUTING should fix this problem. > > > > Andi, can you please try this

Re: ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-19 Thread Andi Kleen
On Tuesday 17 January 2006 10:42, Patrick McHardy wrote: > You're absolutely right. Using ip_route_output for local outgoing > packets in POST_ROUTING should fix this problem. > > Andi, can you please try this patch? Sorry for the delay in testing. Looks good so far. I'm running with SNAT and th

Re: ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-17 Thread Patrick McHardy
Herbert Xu wrote: On Mon, Jan 16, 2006 at 08:08:19AM +0100, Patrick McHardy wrote: I can't figure out how this can happen. If a local outgoing multicast packet would have been SNATed to a non-local IP, ip_route_input would have been used by ip_route_me_harder. In that case we should see ip_outp

Re: ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-15 Thread Herbert Xu
On Mon, Jan 16, 2006 at 08:08:19AM +0100, Patrick McHardy wrote: > > I can't figure out how this can happen. If a local outgoing multicast > packet would have been SNATed to a non-local IP, ip_route_input would > have been used by ip_route_me_harder. In that case we should see > ip_output instead

Re: ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-15 Thread Patrick McHardy
Herbert Xu wrote: Andi Kleen <[EMAIL PROTECTED]> wrote: Badness in ip_finish_output2 at /home/lsrc/quilt/linux/net/ipv4/ip_output.c:203 Call Trace: {ip_finish_output2+419} {ip_fragment+1512} {ip_finish_output2+0} {ip_mc_output+521} {ip_push_pending_frames+877} {udp_push_pendin

Re: ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-15 Thread Herbert Xu
Andi Kleen <[EMAIL PROTECTED]> wrote: > On Friday 13 January 2006 11:45, Patrick McHardy wrote: > >> I'm going to look into this. Andi, do you have any SNAT rules? > > Yes, a single one. I disabled it now and let's see what will happen. BTW, here is a related discussion: http://www.ussg.iu.edu/

Re: ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-13 Thread Andi Kleen
On Friday 13 January 2006 11:41, Herbert Xu wrote: > However, this is yet to be confirmed. I tried to test yesterday. It ran for some short time, but then eventually all hung (I think in IDE) because I didn't apply all workarounds for the countless bugs in current -git [Didn't have such an inst

Re: ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-13 Thread Andi Kleen
On Friday 13 January 2006 11:45, Patrick McHardy wrote: > I'm going to look into this. Andi, do you have any SNAT rules? Yes, a single one. I disabled it now and let's see what will happen. -Andi - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMA

Re: ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-13 Thread Patrick McHardy
Herbert Xu wrote: Andi Kleen <[EMAIL PROTECTED]> wrote: Badness in ip_finish_output2 at /home/lsrc/quilt/linux/net/ipv4/ip_output.c:203 Call Trace: {ip_finish_output2+419} {ip_fragment+1512} {ip_finish_output2+0} {ip_mc_output+521} {ip_push_pending_frames+877} {udp_push_pendin

Re: ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-13 Thread Herbert Xu
Andi Kleen <[EMAIL PROTECTED]> wrote: > > Badness in ip_finish_output2 at > /home/lsrc/quilt/linux/net/ipv4/ip_output.c:203 > > Call Trace: {ip_finish_output2+419} > {ip_fragment+1512} > {ip_finish_output2+0} > {ip_mc_output+521} > {ip_push_pending_frames+877} > {udp_push_pen

ip_finish_output2: No header cache and no neighbour! in 2.6.15-git7

2006-01-12 Thread Andi Kleen
FYI, Since -git7 my workstation spews a lot of these messages in the kernel log. I added a WARN_ON to see the backtrace. I suspect it's related to either broadcast or multicast - normal network operation works, but the icecream daemon (which either broad or multicasts on the local networks) doesn