Date: Sun, 5 Apr 2009 16:39:31 +0000 (UTC) From: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> To: "Blapp, Martin" <Martin.Blapp@t-systems.ch> Cc: "freebsd-stable@freebsd.org" <freebsd-stable@freebsd.org> Subject: Re: FreeBSD 7.2-BETA1 tcp retransmit crash Message-ID: <20090405163705.U15361@maildrop.int.zabbadoz.net> In-Reply-To: <509A7CA1EA3EA046B1A5BA2FCFDB3C8EC764853900@TSS-EXCH01.t-systems.ch> References: <509A7CA1EA3EA046B1A5BA2FCFDB3C8EC764853900@TSS-EXCH01.t-systems.ch>
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On Sun, 5 Apr 2009, Blapp, Martin wrote: Hi Martin, > Looks like the same problem as PR 129197 (FreeBSD 7 panic) > > http://www.freebsd.org/cgi/query-pr.cgi?pr=129197 > > OS: FreeBSD 7.2 BETA1 > PF: Enabled > SACK: net.inet.tcp.sack.enable: 1 > > Happens after some/many soabort calls ... I can reproduce it > after 3-4 hours running time. Currently I'm testing a workaround > but I guess the underlying problem should be fixed. I had added a few assertions to HEAD last autumn to catch (possibly different) but still same panics that I haven't MFCed yet. I'll try to get the list of revisions together and get you a diff. With that I'd expect you to either hit a KASSERT or a pnic. -- Bjoern A. Zeeb The greatest risk is not taking one.
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