Messages in this thread | | | Subject | Re: Problems with /proc/net/tcp6 - possible bug - ipv6 | From | Eric Dumazet <> | Date | Sat, 22 Jan 2011 22:40:44 +0100 |
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Le samedi 22 janvier 2011 à 22:20 +0100, Eric Dumazet a écrit : > Le samedi 22 janvier 2011 à 11:42 -0800, PK a écrit : > > Eric Dumazet wrote: > > > > > > I had some incidents, after hours of testing... > > > > > > After following patch, I could not reproduce it. > > > > > > Looks like that patch solved the /proc/net/tcp6 problem. The causal commit was > > the one you identified... confirmed with bisect. > > > > These warnings show up when I run the script (or I presume any tcp6 connection > > flooder) with /proc/sys/net/tcp/ipv4/tcp_tw_recycle enabled. There's textual > > corruption of the traces a lot of the time. Here's a sample trace that doesn't > > appear to be corrupt. All the warnings I've seen are from route.c:209, and I > > don't see how that would cause memory corruption. > > Thats a different isse, already reported, under investigation. > > David did some changes recently > > http://comments.gmane.org/gmane.linux.network/179874 > > >
In my testings, I even have crashes in cleanup_once() if I enable /proc/sys/net/ipv4/tcp_tw_recycle
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