Date: Wed, 19 Oct 2016 16:36:40 -0700 From: Gleb Smirnoff <glebius@FreeBSD.org> To: Mike Karels <mike@karels.net>, George Neville-Neil <gnn@freebsd.org> Cc: net@FreeBSD.org Subject: Re: TCP route caching panic Message-ID: <20161019233640.GN27748@FreeBSD.org> In-Reply-To: <20161019212914.GJ27748@FreeBSD.org> References: <20161019212914.GJ27748@FreeBSD.org>
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On Wed, Oct 19, 2016 at 02:29:14PM -0700, Gleb Smirnoff wrote: T> Hi! T> T> I got this panic in a bhyve VM, which was just compiling stuff T> and had two ssh sessions open. It has static network configuration, T> one interfaces, one IP address, IPv4 only and it sees only hardware T> address of the host. So it is minimal possible configuration. It T> runs with INVARIANTS. Important note that kernel has FLOWTABLE option. And recently I refined the original fix of FLOWTABLE+inpcb_route_cache. This might be related, but I don't see how. The inp code explicitly nulls the ro_lle when it frees it. -- Totus tuus, Glebius.
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