Date: Fri, 28 Nov 2014 23:36:57 +0800 From: Julian Elischer <julian@freebsd.org> To: Neel Natu <neelnatu@gmail.com> Cc: "freebsd-virtualization@freebsd.org" <virtualization@freebsd.org> Subject: Re: bhyve failure Message-ID: <54789699.7030507@freebsd.org> In-Reply-To: <CAFgRE9H56-LHUD%2BPHe9Hv9_37Sbn1SBjGRUhZHtHz77Bzzbs5g@mail.gmail.com> References: <54773CF8.2020306@freebsd.org> <CAFgRE9H56-LHUD%2BPHe9Hv9_37Sbn1SBjGRUhZHtHz77Bzzbs5g@mail.gmail.com>
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On 11/28/14, 3:12 AM, Neel Natu wrote: > Hi Julian, > > On Thu, Nov 27, 2014 at 7:02 AM, Julian Elischer <julian@freebsd.org> wrote: >> I added WITNESS to a kernel I've been running and during boot I got this >> result: >> >> vm exit[0] >> reason VMX >> rip 0xffffffff8078c1a7 >> inst_length 7 >> status 0 >> exit_reason 2 > That's a triple fault (from sys/amd64/vmm/intel/vmcs.h) > > #define EXIT_REASON_TRIPLE_FAULT 2 > > >> qualification 0x0000000000000000 >> inst_type 0 >> inst_error 0 >> Abort trap (core dumped) >> >> anyone have a decoder ring? >> > A few questions to narrow this down: > > Did you add WITNESS to the guest kernel or the host kernel when this happened? yes I added it to the guest kernel.. I suspect it ay be related to this, especially since there was a kernel module loaded that was not recompiled. I'm trying to ascertain now whether a withness kernel requires special handling for its modules. > > Is this readily reproducible? don't know yet. > > Can you share the host and guest revision numbers? guest is custom sources based on stable-10 on the same day as 10.0 was released.basically whatever svn revision# was on 10.0 but on the stable branch. host is FreeBSD 10.1-BETA1 #0 r271671: Tue Sep 16 09:31:23 PDT 2014 > > best > Neel > >> julian >> _______________________________________________ >> freebsd-virtualization@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-virtualization >> To unsubscribe, send any mail to >> "freebsd-virtualization-unsubscribe@freebsd.org"
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