Date: Mon, 23 Aug 2010 11:48:05 +0000 (UTC) From: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> To: Nima Misaghian <nima_misa@hotmail.com> Cc: freebsd-net@freebsd.org Subject: RE: Kernel panic from interface address list manipulation Message-ID: <20100823114701.P48418@maildrop.int.zabbadoz.net> In-Reply-To: <COL117-W3602795B596CF8DD489A388D9F0@phx.gbl> References: <COL117-W4767407C73774C4E24D1638D9C0@phx.gbl>, <20100820000453.H48418@maildrop.int.zabbadoz.net> <COL117-W3602795B596CF8DD489A388D9F0@phx.gbl>
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On Fri, 20 Aug 2010, Nima Misaghian wrote: > >> Hey, >> >>> I've been able to trivially >>> trigger a kernel panic while testing ifaddr list manipulation on -CURRENT (r >>> 211427). The hardware is a four-core i386 >>> machine with em interfaces. >> >> The diff should give you an idea of what's going wrong. I am not sure >> if I would want to actually commit it as-is. >> >> http://people.freebsd.org/~bz/20100819-01-in_control.diff >> > > I could not reproduce the panic after applying the patch. > Thanks for taking the time to look into this issue and fixing it. FYI: there seems to be another race issue with in_ifinit() that I find when running a script similar to yours for long enough. I'll try to have a look. /bz -- Bjoern A. Zeeb This signature is about you not me.
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