Date: Fri, 22 May 2015 19:26:22 +0300 From: Roman Bogorodskiy <novel@FreeBSD.org> To: Roger Pau =?iso-8859-1?Q?Monn=E9?= <roger.pau@citrix.com> Cc: "Eggert, Lars" <lars@netapp.com>, "freebsd-xen@freebsd.org" <freebsd-xen@freebsd.org> Subject: Re: Xen dom0 crash Message-ID: <20150522162621.GA59587@kloomba> In-Reply-To: <20150522161117.GA59488@kloomba> References: <7CB114B9-B666-4764-86B6-B94F07973389@netapp.com> <5559EB2E.6080609@citrix.com> <20150522161117.GA59488@kloomba>
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--AqsLC8rIMeq19msA Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Roman Bogorodskiy wrote: > Roger Pau Monn=E9 wrote: >=20 > > El 18/05/15 a les 15.04, Eggert, Lars ha escrit: > > > Hi, > > >=20 > > > I'm trying to boot a Xen dom0 on another machine (Fujitsu RX308) and = Xen crashes when starting the kernel. Log below; any ideas? > > >=20 > > > Thanks, > > > Lars > > > (XEN) ----[ Xen-4.6-unstable x86_64 debug=3Dy Not tainted ]---- > > > (XEN) CPU: 0 > > > (XEN) RIP: 0000:[<ffffffff80854000>] > > > (XEN) RFLAGS: 0000000000000200 CONTEXT: hvm guest (d0v0) > > > (XEN) rax: 0000000000000000 rbx: ffff82d0802e8000 rcx: ffff82d080= 2eff80 > > > (XEN) rdx: ffff82d0801e1500 rsi: 0000000000000000 rdi: ffff82d080= 1ed77c > > > (XEN) rbp: ffff82d0801061d2 rsp: ffffffff81bb5000 r8: ffff83103f= f00000 > > > (XEN) r9: ffff82d08010623f r10: ffff82d0802eff70 r11: 0000000000= 000000 > > > (XEN) r12: ffff82d0802eff50 r13: ffff831033ae7000 r14: ffff83103f= f00000 > > > (XEN) r15: ffff82d08018eae3 cr0: 0000000080000011 cr4: 0000000000= 000020 > > > (XEN) cr3: 0000000001ba1000 cr2: 0000000000000000 > > > (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: 0000 cs: 0000 > > > (XEN) Guest stack trace from rsp=3Dffffffff81bb5000: > > > (XEN) Fault while accessing guest memory. > > > (XEN) Hardware Dom0 crashed: rebooting machine in 5 seconds. > > > (XEN) Resetting with ACPI MEMORY or I/O RESET_REG. > >=20 > > Hello, > >=20 > > This looks very similar to the crash reported at: > >=20 > > https://lists.freebsd.org/pipermail/freebsd-xen/2015-April/002315.html > >=20 > > Which was also reported at xen-devel, but nobody seems to have looked > > into it. > >=20 > > Could you send a bug report to xen-devel with the following trace > > (please make sure to mention PVH in the subject line) CCing the Intel > > VT-X maintainers? (the emails are in the MAINTAINERS file in the Xen > > source tree). >=20 > H, >=20 > I'm observing a crash that looks similar to me: >=20 > (XEN) ----[ Xen-4.5.0 x86_64 debug=3Dn Not tainted ]---- > (XEN) CPU: 0 > (XEN) RIP: 0020:[<ffffffff8034a2f3>] > (XEN) RFLAGS: 0000000000010246 CONTEXT: hvm guest > (XEN) rax: fffff800d887c1b0 rbx: fffff8000ed85100 rcx: 00000000000000= 00 > (XEN) rdx: ffffffff81788560 rsi: 0000000000000008 rdi: fffff8000ed851= 00 > (XEN) rbp: fffffe023956a850 rsp: fffffe023956a850 r8: ffffffff815056= f8 > (XEN) r9: ffffffff8178857c r10: fffff8000ea9e0f0 r11: ffffffff816642= 00 > (XEN) r12: 0000000000000004 r13: ffffffff80ee832b r14: fffff8000ed851= 18 > (XEN) r15: fffff8000ed85100 cr0: 000000008005003b cr4: 00000000000406= e0 > (XEN) cr3: 0000000002cca000 cr2: 000000080a8da140 > (XEN) ds: 003b es: 003b fs: 0013 gs: 001b ss: 0028 cs: 0020 > (XEN) Guest stack trace from rsp=3Dfffffe023956a850: > (XEN) Fault while accessing guest memory. > (XEN) Domain 0 crashed: rebooting machine in 5 seconds. > (XEN) Resetting with ACPI MEMORY or I/O RESET_REG. >=20 > I'm wondering if it's related to the same issue? >=20 > It's triggered only when I try to reboot/poweroff the guest. >=20 > Roman Bogorodskiy And the full log from guest start to crash: https://dpaste.de/mWNu Roman Bogorodskiy --AqsLC8rIMeq19msA Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQEcBAEBAgAGBQJVX1itAAoJEMltX/4IwiJq8Q0H/0308zPBnw7hKy6er9nx7C3a UI8w2WSl1h8iX54oqqlHEvooa+lQBLdTm2zL8t2662Qdp0gnz2Dm0euCXNSYVTfB kf73i3UeveT21vmFGrHCqz8K5oxK3nA/xlHhe50iipXcb0nwOD+fNN3GlJFqeOCA PvvNeNQnRZunNQ23J9wEIBTz4KngXPad+5MNsfwwOXjKmCuOzZ2DyOoYneYeOJDQ IQuuV5b9LXL3qgFFQ6Y91sMSRL/Uvsy9SNPOb46jgddUqrOHdM0PhETHdSrnZI75 O9j3pGeomHux2KUZ5ruXJnTTivahM+mm9sbuJFDRNezpGSUIsDuHjPpK0wKG4TU= =eut2 -----END PGP SIGNATURE----- --AqsLC8rIMeq19msA--
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