Date: Thu, 21 Apr 2016 16:29:26 +0200 From: Hans Petter Selasky <hps@selasky.org> To: Justin Clift <justin@postgresql.org>, freebsd-infiniband@freebsd.org Subject: Re: Kernel panic (page fault) on 10.3-STABLE with IB & VIMAGE modules Message-ID: <5718E3C6.7000602@selasky.org> In-Reply-To: <E9A17D1C-E1D4-4146-9E0D-63AED575A34E@postgresql.org> References: <210EB5F8-DEC1-4F5E-9CC7-003AF3784B50@postgresql.org> <E9A17D1C-E1D4-4146-9E0D-63AED575A34E@postgresql.org>
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On 04/21/16 16:19, Justin Clift wrote: > On 21 Apr 2016, at 15:16, Justin Clift <justin@postgresql.org> wrote: >> Hi all, >> >> Have been hitting a kernel panic (page fault) with the IB modules loaded >> on 10.3-STABLE. (compiled multiple times over the last few days, all panicing) >> >> Spent several hours narrowing down the cause, and it's definitely a bad >> interaction between the IB modules (unsure which) + the "VIMAGE" module. > > Forgot to mention, it's 100% reproducible, and very easily. All that needs > to be done is have an interface (eg ib0) be in IPoIB mode with an IP assigned. > (eg 10.10.100.1) > > When that interface is pinged from another host (eg "ping 10.10.100.1") the > kernel panic immediately happens. Every time. ;) > Hi Justin, Was the ipoib module also built with VIMAGE options defined? I know that if you mix code built with and without VIMAGE is not a good idea. --HPS
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