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Date:      Sat, 16 Jun 2012 19:21:37 +0000
From:      "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>
To:        Przemyslaw Frasunek <venglin@freebsd.lublin.pl>
Cc:        freebsd-net@FreeBSD.org, Gleb Smirnoff <glebius@FreeBSD.org>, Eugene Grosbein <egrosbein@rdtc.ru>, Mike Tancsa <mike@sentex.net>
Subject:   Re: mpd5/Netgraph issues after upgrading to 7.4
Message-ID:  <63C376CE-C184-47D5-9772-1C5C02C49063@lists.zabbadoz.net>
In-Reply-To: <4FDBAFD7.9020606@freebsd.lublin.pl>
References:  <4DB47CE1.8@frasunek.com> <4DB487D2.7030104@rdtc.ru> <4DB48B76.8050101@frasunek.com> <4DB49109.3050002@frasunek.com> <20110425050548.GF34767@glebius.int.ru> <4DBBBAD8.2000705@frasunek.com> <20110513162311.GK95084@glebius.int.ru> <4DD298AD.2060905@frasunek.com> <20110517184613.GN74366@glebius.int.ru> <4FDB1D71.6050908@freebsd.lublin.pl> <20120615203142.GW28613@glebius.int.ru> <4FDBAFD7.9020606@freebsd.lublin.pl>

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On 15. Jun 2012, at 21:57 , Przemyslaw Frasunek wrote:

>> I suspect this isn't related to netgraph, but to IPv6 since =
prelist_remove()
>> is found in netinet6/nd6_rtr.c.
>>=20
>> Several times I looked into ND code and found lots of race prone code =
there.
>> May be some was recently fixed by bz@, but definitely not merged to =
stable/8.
>=20
> Thanks a lot guys. For now, I disabled IPv6 on this BRAS. Let's see if =
it's
> going to help.

It will, as there are no fixes in the tree yet for this issue.

/bz

--=20
Bjoern A. Zeeb                                 You have to have visions!
   It does not matter how good you are. It matters what good you do!




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