From: Boris Ostrovsky <boris.ostrovsky@oracle.com>
To: PGNet Dev <pgnet.dev@gmail.com>,
roger.pau@citrix.com, wei.liu2@citrix.com
Cc: Jan Beulich <jbeulich@suse.com>, xen-devel@lists.xen.org
Subject: Re: Clarifying PVH mode requirements
Date: Mon, 1 Feb 2016 09:54:37 -0500 [thread overview]
Message-ID: <56AF71AD.8010100@oracle.com> (raw)
In-Reply-To: <56AF5FC6.8050404@gmail.com>
On 02/01/2016 08:38 AM, PGNet Dev wrote:
>
> Loading Xen 4.6.0_08-405 with Linux 4.4.0-8.g9f68b90-default
> ...Loading Xen 4.6.0_08-405 with Linux 4.4.0-8.g9f68b90-default ...
>
> /EndEntire
> /EndEntire
> file path: file path:
> /ACPI(a0341d0,0)/ACPI(a0341d0,0)/PCI(1,1c)/PCI(1,1c)/PCI(0,0)/PCI(0,0)/PCI(0,1)/PCI(0,1)/PCI(0,0)/PCI(0,0)/HardwareVendor
> (cf31fac5-c24e-11d2-85f3-00a0c93ec93b)[1:
> /HardwareVendor(cf31fac5-c24e-11d2-85f3-00a0c93ec93b)[1: 88 88
> ]]/HD(2,1000,96000,c5cc9661271ee648
> ,2,2)/HD(2,1000,96000,c5cc9661271ee648,2,2)/File(\EFI\OPENSUSE)
> /File(\EFI\OPENSUSE)/File(xen-4.6.0_08-405.efi)/File(xen-4.6.0_08-405.efi)/EndEntire
>
> /EndEntire
> Xen 4.6.0_08-405 (c/s ) EFI loader
> Using configuration file 'xen-4.6.0_08-405.cfg'
> vmlinuz-4.4.0-8.g9f68b90-default: 0x000000008bf22000-0x000000008c507000
> initrd-4.4.0-8.g9f68b90-default: 0x000000008afbc000-0x000000008bf21da8
> 0x0000:0x00:0x19.0x0: ROM: 0x10000 bytes at 0x92a26018
> 0x0000:0x03:0x00.0x0: ROM: 0x8000 bytes at 0x92a1d018
> 0x0000:0x0f:0x00.0x0: ROM: 0x10800 bytes at 0x929fc018
> __ __ _ _ __ ___ ___ ___ _ _ ___ ____
> \ \/ /___ _ __ | || | / /_ / _ \ / _ \ ( _ ) | || | / _ \| ___|
> \ // _ \ '_ \ | || |_| '_ \| | | | | | | |/ _ \ __| || |_| | | |___ \
> / \ __/ | | | |__ _| (_) | |_| | | |_| | (_) |__|__ _| |_|
> |___) |
> /_/\_\___|_| |_| |_|(_)___(_)___/___\___/ \___/ |_| \___/|____/
> |_____|
> (XEN) Xen version 4.6.0_08-405 (abuild@suse.de) (gcc (SUSE Linux)
> 4.8.5) debug=n Wed Jan 27 15:23:26 UTC 2016
>
....
> (XEN) [2016-02-01 05:28:29] d0v0 EPT violation 0x1aa (-w-/r-x) gpa
> 0x000000f100054c mfn 0xf1000 type 5
> (XEN) [2016-02-01 05:28:29] d0v0 Walking EPT tables for GFN f1000:
> (XEN) [2016-02-01 05:28:29] d0v0 epte 800000084510c107
> (XEN) [2016-02-01 05:28:29] d0v0 epte 800000085b684107
> (XEN) [2016-02-01 05:28:29] d0v0 epte 8000000844afb107
> (XEN) [2016-02-01 05:28:29] d0v0 epte 80500000f1000905
> (XEN) [2016-02-01 05:28:29] d0v0 --- GLA 0xffffc900006a254c
> (XEN) [2016-02-01 05:28:29] domain_crash called from vmx.c:2685
> (XEN) [2016-02-01 05:28:29] Domain 0 (vcpu#0) crashed on cpu#0:
> (XEN) [2016-02-01 05:28:29] ----[ Xen-4.6.0_08-405 x86_64 debug=n
> Tainted: C ]----
> (XEN) [2016-02-01 05:28:29] CPU: 0
> (XEN) [2016-02-01 05:28:29] RIP: 0010:[<ffffffff8142a4ac>]
> (XEN) [2016-02-01 05:28:29] RFLAGS: 0000000000010246 CONTEXT: hvm
> guest (d0v0)
> (XEN) [2016-02-01 05:28:29] rax: 000000000000000d rbx:
> 00000000f100054c rcx: 000000009e9c4fff
> (XEN) [2016-02-01 05:28:29] rdx: 0000000000000000 rsi:
> 0000000000000100 rdi: ffffffff81eaedc0
> (XEN) [2016-02-01 05:28:29] rbp: ffff880164b57908 rsp:
> ffff880164b578d8 r8: ffff88016d8c7458
> (XEN) [2016-02-01 05:28:29] r9: 0000000002400001 r10:
> 0000000000000000 r11: 0000000000002001
> (XEN) [2016-02-01 05:28:29] r12: 0000000000000020 r13:
> ffff88016453aec0 r14: ffffc900006a254c
> (XEN) [2016-02-01 05:28:29] r15: ffff880164b57a20 cr0:
> 0000000080050033 cr4: 00000000000406b0
> (XEN) [2016-02-01 05:28:29] cr3: 0000000001e0b000 cr2: 0000000000000000
> (XEN) [2016-02-01 05:28:29] ds: 0000 es: 0000 fs: 0000 gs: 0000
> ss: 0000 cs: 0010
> (XEN) [2016-02-01 05:28:29] Guest stack trace from rsp=ffff880164b578d8:
> (XEN) [2016-02-01 05:28:29] Fault while accessing guest memory.
> (XEN) [2016-02-01 05:28:29] Hardware Dom0 crashed: rebooting machine
> in 5 seconds.
(+Jan)
This looks very much like it needs backport of 33c19df9a ("x86/PCI:
intercept accesses to RO MMIO from dom0s in HVM containers") from
unstable, which fixes PVH regression introduced by 9256f66c1606
("x86/PCI: intercept all PV Dom0 MMCFG writes")
-boris
next prev parent reply other threads:[~2016-02-01 14:54 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-31 21:27 Clarifying PVH mode requirements PGNet Dev
2016-02-01 3:47 ` PGNet Dev
2016-02-01 10:30 ` Roger Pau Monné
2016-02-01 12:16 ` PGNet Dev
2016-02-01 9:59 ` Wei Liu
2016-02-01 12:23 ` PGNet Dev
2016-02-01 12:29 ` Wei Liu
2016-02-01 12:29 ` Roger Pau Monné
2016-02-01 12:38 ` PGNet Dev
2016-02-01 13:38 ` PGNet Dev
2016-02-01 14:54 ` Boris Ostrovsky [this message]
2016-02-01 16:56 ` Jan Beulich
2016-02-01 19:17 ` Boris Ostrovsky
2016-02-02 9:32 ` Jan Beulich
2016-02-02 15:51 ` Jan Beulich
2016-02-02 16:16 ` PGNet Dev
2016-02-01 10:28 ` Roger Pau Monné
2016-02-01 12:30 ` PGNet Dev
2016-02-01 14:11 ` Boris Ostrovsky
2016-02-01 15:49 ` PGNet Dev
2016-02-01 19:14 ` Boris Ostrovsky
2016-02-01 19:27 ` PGNet Dev
2016-02-01 19:58 ` Boris Ostrovsky
2016-02-01 23:49 ` Brendan Gregg
2016-02-02 15:28 ` Boris Ostrovsky
2016-02-04 22:01 ` PGNet Dev
2016-02-04 22:39 ` Boris Ostrovsky
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