From: Ross Lagerwall <ross.lagerwall@citrix.com>
To: "Marek Marczykowski-Górecki" <marmarek@invisiblethingslab.com>,
"Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>
Cc: xen-devel <xen-devel@lists.xen.org>
Subject: Re: EFI GetNextVariableName hang/crash
Date: Thu, 24 Sep 2015 16:26:18 +0100 [thread overview]
Message-ID: <5604161A.6020205@citrix.com> (raw)
In-Reply-To: <20150924145346.GA4669@mail-itl>
On 09/24/2015 03:53 PM, Marek Marczykowski-Górecki wrote:
> Hi,
>
> I have well known problem of buggy firmware, where GetNextVariableName
> doesn't work from dom0 running on Xen. I've read both threads about
> this:
> "EFI GetNextVariableName crashes when running under Xen, but not under
> Linux. efi-rs=0 works. No memmap issues"
> http://lists.xenproject.org/archives/html/xen-devel/2015-01/msg03164.html
> "Xen master hangs"
> http://lists.xenproject.org/archives/html/xen-devel/2015-07/msg04830.html
>
> My system is Dell E6420, BIOS A21
>
> I've tried your workarounds: -mapbs, efi=attr=uc, -noexitboot (with your
> patch applied for that). Most tests were done on 4.4.3, but using newer
> version (stable-4.5, stable-4.6) doesn't help.
>
> Without any workaround enabled, it simply hangs, with -noexitboot it
> crashes (depending on -mapbs and efi=attr=uc the crash is slightly
> different). Below I attach one of such crash (with both -mapbs and
> efi=attr=uc enabled).
>
> Since this bug is quite common, and on some systems it will never be
> fixed in the firmware, I think the most reliable workaround would be to
> use SetVirtualAddressMap. Yes, this will break kexec, but at least
> system will start. Also on desktop systems (where apparently this bug is
> most common) I think very few people care about kexec...
>
> How hard would be to get SetVirtualAddressMap code working? I've tried
> that #ifdef-ed code and unsurprisingly it crashes.
>
> =====
> The console output from SetVirtualAddressMap crash:
>
> (XEN) Xen version 4.4.3-rc1 (user@) (gcc (GCC) 4.9.2 20150212 (Red Hat 4.9.2-6)) debug=n Thu Sep 24 04:27:51 CEST 2015
> (XEN) Latest ChangeSet: Thu Sep 24 03:00:24 2015 +0200 git:48de6e2-dirty
> (XEN) Bootloader: EFI
> (XEN) Command line: loglvl=all console=com1 com1=115200n1 conswitch=ax efi=attr=uc
> (XEN) Video information:
> (XEN) VGA is graphics mode 1600x900, 32 bpp
> (XEN) Disc information:
> (XEN) Found 0 MBR signatures
> (XEN) Found 0 EDD information structures
> (XEN) EFI RAM map:
> (XEN) 0000000000000000 - 0000000000008000 (reserved)
> (XEN) 0000000000008000 - 000000000004e000 (usable)
> (XEN) 000000000004e000 - 00000000000a0000 (reserved)
> (XEN) 0000000000100000 - 0000000020000000 (usable)
> (XEN) 0000000020000000 - 0000000020200000 (reserved)
> (XEN) 0000000020200000 - 0000000040000000 (usable)
> (XEN) 0000000040000000 - 0000000040200000 (reserved)
> (XEN) 0000000040200000 - 0000000091a36000 (usable)
> (XEN) 0000000091a36000 - 0000000091fb5000 (reserved)
> (XEN) 0000000091fb5000 - 00000000c6b12000 (usable)
> (XEN) 00000000c6b12000 - 00000000c6b6a000 (reserved)
> (XEN) 00000000c6b6a000 - 00000000c6be1000 (usable)
> (XEN) 00000000c6be1000 - 00000000c6c08000 (reserved)
> (XEN) 00000000c6c08000 - 00000000c6c0c000 (usable)
> (XEN) 00000000c6c0c000 - 00000000c722d000 (reserved)
> (XEN) 00000000c722d000 - 00000000c7236000 (usable)
> (XEN) 00000000c7236000 - 00000000c723f000 (reserved)
> (XEN) 00000000c723f000 - 00000000c7412000 (usable)
> (XEN) 00000000c7412000 - 00000000ca9e7000 (reserved)
> (XEN) 00000000ca9e7000 - 00000000cabe7000 (ACPI NVS)
> (XEN) 00000000cabe7000 - 00000000cabff000 (ACPI data)
> (XEN) 00000000cabff000 - 00000000cac00000 (reserved)
> (XEN) 00000000cb800000 - 00000000cfa00000 (reserved)
> (XEN) 00000000fed1c000 - 00000000fed20000 (reserved)
> (XEN) 00000000ffc00000 - 00000000ffc20000 (reserved)
> (XEN) 0000000100000000 - 000000042e000000 (usable)
> (XEN) ACPI: RSDP CABFEF98, 0024 (r2 DELL )
> (XEN) ACPI: XSDT CABFDE18, 007C (r1 DELL CBX3 6222004 MSFT 10013)
> (XEN) ACPI: FACP CAB77D98, 00F4 (r4 DELL CBX3 6222004 MSFT 10013)
> (XEN) ACPI: DSDT CAB45018, 885D (r2 INT430 SYSFexxx 1001 INTL 20090903)
> (XEN) ACPI: FACS CABD4D40, 0040
> (XEN) ACPI: APIC CABFCF18, 00CC (r2 DELL CBX3 6222004 MSFT 10013)
> (XEN) ACPI: TCPA CABD5D18, 0032 (r2 0 0)
> (XEN) ACPI: SSDT CAB78A98, 02F9 (r1 DELLTP TPM 3000 INTL 20090903)
> (XEN) ACPI: MCFG CABD5C98, 003C (r1 DELL SNDYBRDG 6222004 MSFT 97)
> (XEN) ACPI: HPET CABD5C18, 0038 (r1 A M I PCHHPET 6222004 AMI. 3)
> (XEN) ACPI: BOOT CABD5B98, 0028 (r1 DELL CBX3 6222004 AMI 10013)
> (XEN) ACPI: SSDT CAB5C018, 0804 (r1 PmRef Cpu0Ist 3000 INTL 20090903)
> (XEN) ACPI: SSDT CAB5B018, 0996 (r1 PmRef CpuPm 3000 INTL 20090903)
> (XEN) ACPI: DMAR CAB77C18, 00E8 (r1 INTEL SNB 1 INTL 1)
> (XEN) ACPI: SLIC CAB65C18, 0176 (r3 DELL CBX3 6222004 MSFT 10013)
> (XEN) System RAM: 16195MB (16583872kB)
> (XEN) No NUMA configuration found
> (XEN) Faking a node at 0000000000000000-000000042e000000
> (XEN) Domain heap initialised
> (XEN) SMBIOS 2.6 present.
> (XEN) DMI 2.6 present.
> (XEN) Using APIC driver default
> (XEN) ACPI: PM-Timer IO Port: 0x408
> (XEN) ACPI: SLEEP INFO: pm1x_cnt[404,0], pm1x_evt[400,0]
> (XEN) ACPI: 32/64X FACS address mismatch in FADT - cabd4e40/00000000cabd4d40, using 32
> (XEN) ACPI: wakeup_vec[cabd4e4c], vec_size[20]
> (XEN) ACPI: Local APIC address 0xfee00000
> (XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
> (XEN) Processor #0 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] enabled)
> (XEN) Processor #2 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x01] enabled)
> (XEN) Processor #1 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] enabled)
> (XEN) Processor #3 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x05] lapic_id[0x04] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x06] lapic_id[0x05] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x07] lapic_id[0x06] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x08] lapic_id[0x07] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x09] lapic_id[0x08] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0a] lapic_id[0x09] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0b] lapic_id[0x0a] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0c] lapic_id[0x0b] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0d] lapic_id[0x0c] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0e] lapic_id[0x0d] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0f] lapic_id[0x0e] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x10] lapic_id[0x0f] disabled)
> (XEN) ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
> (XEN) IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23
> (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
> (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
> (XEN) ACPI: IRQ0 used by override.
> (XEN) ACPI: IRQ2 used by override.
> (XEN) ACPI: IRQ9 used by override.
> (XEN) Enabling APIC mode: Flat. Using 1 I/O APICs
> (XEN) ACPI: HPET id: 0x8086a701 base: 0xfed00000
> (XEN) ERST table was not found
> (XEN) Using ACPI (MADT) for SMP configuration information
> (XEN) SMP: Allowing 16 CPUs (12 hotplug CPUs)
> (XEN) IRQ limits: 24 GSI, 760 MSI/MSI-X
> (XEN) Switched to APIC driver x2apic_cluster.
> (XEN) Using scheduler: SMP Credit Scheduler (credit)
> (XEN) Detected 2494.398 MHz processor.
> (XEN) EFI memory map: (mapping BootServices)
> (XEN) 0000000000000-0000000007fff type=3 attr=000000000000000f
> (XEN) 0000000008000-000000004afff type=7 attr=000000000000000f
> (XEN) 000000004b000-000000004dfff type=2 attr=000000000000000f
> (XEN) 000000004e000-000000005ffff type=4 attr=000000000000000f
> (XEN) 0000000060000-000000009ffff type=3 attr=000000000000000f
> (XEN) 0000000100000-000001fffffff type=7 attr=000000000000000f
> (XEN) 0000020000000-00000201fffff type=0 attr=000000000000000f
> (XEN) 0000020200000-000003fffffff type=7 attr=000000000000000f
> (XEN) 0000040000000-00000401fffff type=0 attr=000000000000000f
> (XEN) 0000040200000-0000091a35fff type=7 attr=000000000000000f
> (XEN) 0000091a36000-0000091fb4fff type=4 attr=000000000000000f
> (XEN) 0000091fb5000-0000093be9fff type=2 attr=000000000000000f
> (XEN) 0000093bea000-0000094fdffff type=1 attr=000000000000000f
> (XEN) 0000094fe0000-00000c694afff type=2 attr=000000000000000f
> (XEN) 00000c694b000-00000c6a2dfff type=1 attr=000000000000000f
> (XEN) 00000c6a2e000-00000c6b11fff type=7 attr=000000000000000f
> (XEN) 00000c6b12000-00000c6b69fff type=4 attr=000000000000000f
> (XEN) 00000c6b6a000-00000c6be0fff type=7 attr=000000000000000f
> (XEN) 00000c6be1000-00000c6c07fff type=4 attr=000000000000000f
> (XEN) 00000c6c08000-00000c6c0bfff type=7 attr=000000000000000f
> (XEN) 00000c6c0c000-00000c6c30fff type=4 attr=000000000000000f
> (XEN) 00000c6c31000-00000c6c31fff type=3 attr=000000000000000f
> (XEN) 00000c6c32000-00000c6c33fff type=4 attr=000000000000000f
> (XEN) 00000c6c34000-00000c6c34fff type=3 attr=000000000000000f
> (XEN) 00000c6c35000-00000c6c4ffff type=4 attr=000000000000000f
> (XEN) 00000c6c50000-00000c6cc1fff type=3 attr=000000000000000f
> (XEN) 00000c6cc2000-00000c6cd7fff type=4 attr=000000000000000f
> (XEN) 00000c6cd8000-00000c6cdafff type=3 attr=000000000000000f
> (XEN) 00000c6cdb000-00000c6ce2fff type=4 attr=000000000000000f
> (XEN) 00000c6ce3000-00000c6ce8fff type=3 attr=000000000000000f
> (XEN) 00000c6ce9000-00000c6ceafff type=4 attr=000000000000000f
> (XEN) 00000c6ceb000-00000c6cebfff type=3 attr=000000000000000f
> (XEN) 00000c6cec000-00000c6cedfff type=4 attr=000000000000000f
> (XEN) 00000c6cee000-00000c6ceefff type=3 attr=000000000000000f
> (XEN) 00000c6cef000-00000c6ceffff type=4 attr=000000000000000f
> (XEN) 00000c6cf0000-00000c6cf0fff type=3 attr=000000000000000f
> (XEN) 00000c6cf1000-00000c6cf4fff type=4 attr=000000000000000f
> (XEN) 00000c6cf5000-00000c6cf6fff type=3 attr=000000000000000f
> (XEN) 00000c6cf7000-00000c6cf7fff type=4 attr=000000000000000f
> (XEN) 00000c6cf8000-00000c6cf8fff type=3 attr=000000000000000f
> (XEN) 00000c6cf9000-00000c6cfafff type=4 attr=000000000000000f
> (XEN) 00000c6cfb000-00000c6cfbfff type=3 attr=000000000000000f
> (XEN) 00000c6cfc000-00000c6cfefff type=4 attr=000000000000000f
> (XEN) 00000c6cff000-00000c6cfffff type=3 attr=000000000000000f
> (XEN) 00000c6d00000-00000c6d00fff type=4 attr=000000000000000f
> (XEN) 00000c6d01000-00000c6d01fff type=3 attr=000000000000000f
> (XEN) 00000c6d02000-00000c6d03fff type=4 attr=000000000000000f
> (XEN) 00000c6d04000-00000c6d04fff type=3 attr=000000000000000f
> (XEN) 00000c6d05000-00000c6d06fff type=4 attr=000000000000000f
> (XEN) 00000c6d07000-00000c6d07fff type=3 attr=000000000000000f
> (XEN) 00000c6d08000-00000c6d08fff type=4 attr=000000000000000f
> (XEN) 00000c6d09000-00000c6d09fff type=3 attr=000000000000000f
> (XEN) 00000c6d0a000-00000c6d0bfff type=4 attr=000000000000000f
> (XEN) 00000c6d0c000-00000c6d0cfff type=3 attr=000000000000000f
> (XEN) 00000c6d0d000-00000c6d10fff type=4 attr=000000000000000f
> (XEN) 00000c6d11000-00000c6d13fff type=3 attr=000000000000000f
> (XEN) 00000c6d14000-00000c6d17fff type=4 attr=000000000000000f
> (XEN) 00000c6d18000-00000c6d19fff type=3 attr=000000000000000f
> (XEN) 00000c6d1a000-00000c6d1efff type=4 attr=000000000000000f
> (XEN) 00000c6d1f000-00000c6d22fff type=3 attr=000000000000000f
> (XEN) 00000c6d23000-00000c6d24fff type=4 attr=000000000000000f
> (XEN) 00000c6d25000-00000c6d26fff type=3 attr=000000000000000f
> (XEN) 00000c6d27000-00000c6d28fff type=4 attr=000000000000000f
> (XEN) 00000c6d29000-00000c6d2cfff type=3 attr=000000000000000f
> (XEN) 00000c6d2d000-00000c6da5fff type=4 attr=000000000000000f
> (XEN) 00000c6da6000-00000c6da6fff type=3 attr=000000000000000f
> (XEN) 00000c6da7000-00000c6da8fff type=4 attr=000000000000000f
> (XEN) 00000c6da9000-00000c6daafff type=3 attr=000000000000000f
> (XEN) 00000c6dab000-00000c6db0fff type=4 attr=000000000000000f
> (XEN) 00000c6db1000-00000c6db5fff type=3 attr=000000000000000f
> (XEN) 00000c6db6000-00000c6dc5fff type=4 attr=000000000000000f
> (XEN) 00000c6dc6000-00000c6dc6fff type=3 attr=000000000000000f
> (XEN) 00000c6dc7000-00000c6dc9fff type=4 attr=000000000000000f
> (XEN) 00000c6dca000-00000c6dcbfff type=3 attr=000000000000000f
> (XEN) 00000c6dcc000-00000c6dcdfff type=4 attr=000000000000000f
> (XEN) 00000c6dce000-00000c6dcffff type=3 attr=000000000000000f
> (XEN) 00000c6dd0000-00000c6e77fff type=4 attr=000000000000000f
> (XEN) 00000c6e78000-00000c6e84fff type=3 attr=000000000000000f
> (XEN) 00000c6e85000-00000c7018fff type=4 attr=000000000000000f
> (XEN) 00000c7019000-00000c702bfff type=3 attr=000000000000000f
> (XEN) 00000c702c000-00000c7147fff type=4 attr=000000000000000f
> (XEN) 00000c7148000-00000c71b8fff type=3 attr=000000000000000f
> (XEN) 00000c71b9000-00000c722cfff type=4 attr=000000000000000f
> (XEN) 00000c722d000-00000c7234fff type=7 attr=000000000000000f
> (XEN) 00000c7235000-00000c7235fff type=2 attr=000000000000000f
> (XEN) 00000c7236000-00000c723efff type=4 attr=000000000000000f
> (XEN) 00000c723f000-00000c7411fff type=7 attr=000000000000000f
> (XEN) 00000c7412000-00000c9565fff type=4 attr=000000000000000f
> (XEN) 00000c9566000-00000ca53afff type=3 attr=000000000000000f
> (XEN) 00000ca53b000-00000ca53dfff type=4 attr=000000000000000f
> (XEN) 00000ca53e000-00000ca547fff type=3 attr=000000000000000f
> (XEN) 00000ca548000-00000ca556fff type=4 attr=000000000000000f
> (XEN) 00000ca557000-00000ca61efff type=3 attr=000000000000000f
> (XEN) 00000ca61f000-00000ca662fff type=0 attr=000000000000000f
> (XEN) 00000ca663000-00000ca952fff type=3 attr=000000000000000f
> (XEN) 00000ca953000-00000ca956fff type=5 attr=800000000000000f
> (XEN) 00000ca957000-00000ca966fff type=6 attr=800000000000000f
> (XEN) 00000ca967000-00000ca98cfff type=5 attr=800000000000000f
> (XEN) 00000ca98d000-00000ca992fff type=6 attr=800000000000000f
> (XEN) 00000ca993000-00000ca9a6fff type=6 attr=800000000000000f
> (XEN) 00000ca9a7000-00000ca9a8fff type=6 attr=800000000000000f
> (XEN) 00000ca9a9000-00000ca9b6fff type=6 attr=800000000000000f
> (XEN) 00000ca9b7000-00000ca9c2fff type=0 attr=000000000000000f
> (XEN) 00000ca9c3000-00000ca9e6fff type=0 attr=000000000000000f
> (XEN) 00000ca9e7000-00000caacdfff type=10 attr=000000000000000f
> (XEN) 00000caace000-00000cab4dfff type=10 attr=000000000000000f
> (XEN) 00000cab4e000-00000cab56fff type=10 attr=000000000000000f
> (XEN) 00000cab57000-00000cab5cfff type=10 attr=000000000000000f
> (XEN) 00000cab5d000-00000cab5efff type=10 attr=000000000000000f
> (XEN) 00000cab5f000-00000cabe6fff type=10 attr=000000000000000f
> (XEN) 00000cabe7000-00000cabfbfff type=9 attr=000000000000000f
> (XEN) 00000cabfc000-00000cabfefff type=9 attr=000000000000000f
> (XEN) 00000cabff000-00000cabfffff type=4 attr=000000000000000f
> (XEN) 0000100000000-000042dffffff type=7 attr=000000000000000f
> (XEN) 00000cb800000-00000cf9fffff type=0 attr=8000000000000000
> (XEN) Unknown cachability for MFNs 0xcb800-0xcf9ff, assuming UC
> (XEN) 00000fed1c000-00000fed1ffff type=11 attr=8000000000000000
> (XEN) Unknown cachability for MFNs 0xfed1c-0xfed1f, assuming UC
> (XEN) 00000ffc00000-00000ffc1ffff type=11 attr=8000000000000000
> (XEN) Unknown cachability for MFNs 0xffc00-0xffc1f, assuming UC
> (XEN) ----[ Xen-4.4.3-rc1 x86_64 debug=n Not tainted ]----
> (XEN) CPU: 0
> (XEN) RIP: e008:[<00000000ca98ad28>] 00000000ca98ad28
> (XEN) RFLAGS: 0000000000010082 CONTEXT: hypervisor
> (XEN) rax: ffff8300ca9b6e18 rbx: 00000000000015f0 rcx: 00000000000015f0
> (XEN) rdx: 0000000000000030 rsi: 0000000000000063 rdi: ffff830000000000
> (XEN) rbp: 00000007c7ffffff rsp: ffff82d0802c7d78 r8: 0000000000000001
> (XEN) r9: ffff830093cfe7a8 r10: 00000000000ffc1f r11: ffff82d0802d4000
> (XEN) r12: ffff830000000000 r13: ffff87ffffffffff r14: 00000000000015f0
> (XEN) r15: 00000000000ffc20 cr0: 000000008005003b cr4: 00000000000000b0
> (XEN) cr3: 0000000093e6f000 cr2: 00000000ca98ad28
> (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: 0000 cs: e008
> (XEN) Xen stack trace from rsp=ffff82d0802c7d78:
> (XEN) ffff82d0802a8423 ffff87ffffffffff 00000000000015c0 00000000000ffc20
> (XEN) ffff82d0802a834a 00000000000ffc00 00000000000ffc1f 0000000000000010
> (XEN) 000000000042e000 000000000042e000 ffff82e000000000 ffff82d0802f0280
> (XEN) 000000000000001a 0000000000100000 ffff82d08029192e 0000000000000046
> (XEN) ffff830423135fe0 ffff82d0802c0000 ffff82d080260200 0000000000000010
> (XEN) 0000000000000010 0000000000000010 ffff82d0802963d1 0000000000000000
> (XEN) ffff830093eb81c0 ffff830093eb8160 00007d2f00000002 ffff830093ea941c
> (XEN) 00000000012bf000 000000042b10c000 0000000000000000 00000000ffffffff
> (XEN) 000000000042e000 ffff82d080309800 0000000000000000 0000000093eb8160
> (XEN) ffffffd080309800 0000000000309800 00000000012bffff 0000000000100000
> (XEN) 0059951000000000 0000000800000000 000000010000006e 0000000000000003
> (XEN) 00000000000002f8 0000000000000000 0000000093ea8a78 0000000093cfe7a8
> (XEN) 000000000004b000 00000000fed20000 00000000ca9b6f18 0000000000000001
> (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> (XEN) 0000000000000000 0000000000000000 ffff8300c723f000 0000000000000000
> (XEN) Xen call trace:
> (XEN) [<ffff82d0802a8423>] efi_init_memory+0x2e3/0x3b5
> (XEN) [<ffff82d0802a834a>] efi_init_memory+0x20a/0x3b5
> (XEN) [<ffff82d08029192e>] arch_init_memory+0x2de/0x300
> (XEN) [<ffff82d0802963d1>] __start_xen+0x2571/0x3be0
> (XEN)
> (XEN) Pagetable walk from 00000000ca98ad28:
> (XEN) L4[0x000] = 0000000423138063 ffffffffffffffff
> (XEN) L3[0x003] = 0000000000000000 ffffffffffffffff
> (XEN)
> (XEN) ****************************************
> (XEN) Panic on CPU 0:
> (XEN) FATAL PAGE FAULT
> (XEN) [error_code=0010]
> (XEN) Faulting linear address: 00000000ca98ad28
> (XEN) ****************************************
> (XEN)
> (XEN) Reboot in five seconds...
> (XEN) Resetting with ACPI MEMORY or I/O RESET_REG.
>
>
> ===== The console output from GetNextVariableName crash:
>
> (XEN) Xen version 4.5.2-pre (user@) (gcc (GCC) 4.9.2 20150212 (Red Hat 4.9.2-6)) debug=n Thu Sep 24 04:46:33 CEST 2015
> (XEN) Latest ChangeSet: Thu Sep 24 03:00:24 2015 +0200 git:708ee2d
> (XEN) Bootloader: EFI
> (XEN) Command line: loglvl=all console=com1 com1=115200n1 conswitch=ax efi=attr=uc
> (XEN) Video information:
> (XEN) VGA is graphics mode 800x600, 32 bpp
> (XEN) Disc information:
> (XEN) Found 0 MBR signatures
> (XEN) Found 0 EDD information structures
> (XEN) WARNING: MTRRs do not cover all of memory.
> (XEN) Truncating RAM from 17530880kB to 3325952kB
> (XEN) EFI RAM map:
> (XEN) 0000000000000000 - 0000000000008000 (reserved)
> (XEN) 0000000000008000 - 000000000004e000 (usable)
> (XEN) 000000000004e000 - 00000000000a0000 (reserved)
> (XEN) 0000000000100000 - 0000000020000000 (usable)
> (XEN) 0000000020000000 - 0000000020200000 (reserved)
> (XEN) 0000000020200000 - 0000000040000000 (usable)
> (XEN) 0000000040000000 - 0000000040200000 (reserved)
> (XEN) 0000000040200000 - 00000000c6b12000 (usable)
> (XEN) 00000000c6b12000 - 00000000c6b6a000 (reserved)
> (XEN) 00000000c6b6a000 - 00000000c6be1000 (usable)
> (XEN) 00000000c6be1000 - 00000000c6c08000 (reserved)
> (XEN) 00000000c6c08000 - 00000000c6c0c000 (usable)
> (XEN) 00000000c6c0c000 - 00000000c722d000 (reserved)
> (XEN) 00000000c722d000 - 00000000c7236000 (usable)
> (XEN) 00000000c7236000 - 00000000ca9e7000 (reserved)
> (XEN) 00000000ca9e7000 - 00000000cabe7000 (ACPI NVS)
> (XEN) 00000000cabe7000 - 00000000cabff000 (ACPI data)
> (XEN) 00000000cabff000 - 00000000cac00000 (reserved)
> (XEN) 00000000cb800000 - 00000000cfa00000 (reserved)
> (XEN) 00000000fed1c000 - 00000000fed20000 (reserved)
> (XEN) 00000000ffc00000 - 00000000ffc20000 (reserved)
> (XEN) 0000000100000000 - 000000042e000000 (unusable)
> (XEN) System RAM: 3174MB (3251056kB)
> (XEN) ACPI: RSDP CABFEF98, 0024 (r2 DELL )
> (XEN) ACPI: XSDT CABFDE18, 007C (r1 DELL CBX3 6222004 MSFT 10013)
> (XEN) ACPI: FACP CAB77D98, 00F4 (r4 DELL CBX3 6222004 MSFT 10013)
> (XEN) ACPI: DSDT CAB45018, 885D (r2 INT430 SYSFexxx 1001 INTL 20090903)
> (XEN) ACPI: FACS CABD4D40, 0040
> (XEN) ACPI: APIC CABFCF18, 00CC (r2 DELL CBX3 6222004 MSFT 10013)
> (XEN) ACPI: TCPA CABD5D18, 0032 (r2 0 0)
> (XEN) ACPI: SSDT CAB78A98, 02F9 (r1 DELLTP TPM 3000 INTL 20090903)
> (XEN) ACPI: MCFG CABD5C98, 003C (r1 DELL SNDYBRDG 6222004 MSFT 97)
> (XEN) ACPI: HPET CABD5C18, 0038 (r1 A M I PCHHPET 6222004 AMI. 3)
> (XEN) ACPI: BOOT CABD5B98, 0028 (r1 DELL CBX3 6222004 AMI 10013)
> (XEN) ACPI: SSDT CAB5C018, 0804 (r1 PmRef Cpu0Ist 3000 INTL 20090903)
> (XEN) ACPI: SSDT CAB5B018, 0996 (r1 PmRef CpuPm 3000 INTL 20090903)
> (XEN) ACPI: DMAR CAB77C18, 00E8 (r1 INTEL SNB 1 INTL 1)
> (XEN) ACPI: SLIC CAB65C18, 0176 (r3 DELL CBX3 6222004 MSFT 10013)
> (XEN) No NUMA configuration found
> (XEN) Faking a node at 0000000000000000-00000000c7236000
> (XEN) Domain heap initialised
> (XEN) SMBIOS 2.6 present.
> (XEN) DMI 2.6 present.
> (XEN) Using APIC driver default
> (XEN) ACPI: PM-Timer IO Port: 0x408
> (XEN) ACPI: SLEEP INFO: pm1x_cnt[1:404,1:0], pm1x_evt[1:400,1:0]
> (XEN) ACPI: 32/64X FACS address mismatch in FADT - cabd4e40/00000000cabd4d40, using 32
> (XEN) ACPI: wakeup_vec[cabd4e4c], vec_size[20]
> (XEN) ACPI: Local APIC address 0xfee00000
> (XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
> (XEN) Processor #0 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] enabled)
> (XEN) Processor #2 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x01] enabled)
> (XEN) Processor #1 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] enabled)
> (XEN) Processor #3 6:10 APIC version 21
> (XEN) ACPI: LAPIC (acpi_id[0x05] lapic_id[0x04] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x06] lapic_id[0x05] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x07] lapic_id[0x06] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x08] lapic_id[0x07] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x09] lapic_id[0x08] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0a] lapic_id[0x09] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0b] lapic_id[0x0a] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0c] lapic_id[0x0b] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0d] lapic_id[0x0c] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0e] lapic_id[0x0d] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x0f] lapic_id[0x0e] disabled)
> (XEN) ACPI: LAPIC (acpi_id[0x10] lapic_id[0x0f] disabled)
> (XEN) ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
> (XEN) IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23
> (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
> (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
> (XEN) ACPI: IRQ0 used by override.
> (XEN) ACPI: IRQ2 used by override.
> (XEN) ACPI: IRQ9 used by override.
> (XEN) Enabling APIC mode: Flat. Using 1 I/O APICs
> (XEN) ACPI: HPET id: 0x8086a701 base: 0xfed00000
> (XEN) ERST table was not found
> (XEN) Using ACPI (MADT) for SMP configuration information
> (XEN) SMP: Allowing 16 CPUs (12 hotplug CPUs)
> (XEN) IRQ limits: 24 GSI, 760 MSI/MSI-X
> (XEN) Switched to APIC driver x2apic_cluster.
> (XEN) Using scheduler: SMP Credit Scheduler (credit)
> (XEN) Detected 2494.407 MHz processor.
> (XEN) EFI memory map: (mapping BootServices)
> (XEN) 0000000000000-0000000007fff type=3 attr=000000000000000f
> (XEN) 0000000008000-000000004afff type=7 attr=000000000000000f
> (XEN) 000000004b000-000000004dfff type=2 attr=000000000000000f
> (XEN) 000000004e000-000000005ffff type=4 attr=000000000000000f
> (XEN) 0000000060000-000000009ffff type=3 attr=000000000000000f
> (XEN) 0000000100000-000001fffffff type=7 attr=000000000000000f
> (XEN) 0000020000000-00000201fffff type=0 attr=000000000000000f
> (XEN) 0000020200000-000003fffffff type=7 attr=000000000000000f
> (XEN) 0000040000000-00000401fffff type=0 attr=000000000000000f
> (XEN) 0000040200000-0000091fa6fff type=7 attr=000000000000000f
> (XEN) 0000091fa7000-0000093bdbfff type=2 attr=000000000000000f
> (XEN) 0000093bdc000-0000094fdffff type=1 attr=000000000000000f
> (XEN) 0000094fe0000-00000c694afff type=2 attr=000000000000000f
> (XEN) 00000c694b000-00000c6a2dfff type=1 attr=000000000000000f
> (XEN) 00000c6a2e000-00000c6b11fff type=7 attr=000000000000000f
> (XEN) 00000c6b12000-00000c6b69fff type=4 attr=000000000000000f
> (XEN) 00000c6b6a000-00000c6be0fff type=7 attr=000000000000000f
> (XEN) 00000c6be1000-00000c6c07fff type=4 attr=000000000000000f
> (XEN) 00000c6c08000-00000c6c0bfff type=7 attr=000000000000000f
> (XEN) 00000c6c0c000-00000c6c30fff type=4 attr=000000000000000f
> (XEN) 00000c6c31000-00000c6c31fff type=3 attr=000000000000000f
> (XEN) 00000c6c32000-00000c6c32fff type=4 attr=000000000000000f
> (XEN) 00000c6c33000-00000c6c33fff type=3 attr=000000000000000f
> (XEN) 00000c6c34000-00000c6c4ffff type=4 attr=000000000000000f
> (XEN) 00000c6c50000-00000c6cc1fff type=3 attr=000000000000000f
> (XEN) 00000c6cc2000-00000c6cd7fff type=4 attr=000000000000000f
> (XEN) 00000c6cd8000-00000c6cdafff type=3 attr=000000000000000f
> (XEN) 00000c6cdb000-00000c6ce2fff type=4 attr=000000000000000f
> (XEN) 00000c6ce3000-00000c6ce8fff type=3 attr=000000000000000f
> (XEN) 00000c6ce9000-00000c6ceafff type=4 attr=000000000000000f
> (XEN) 00000c6ceb000-00000c6cebfff type=3 attr=000000000000000f
> (XEN) 00000c6cec000-00000c6cedfff type=4 attr=000000000000000f
> (XEN) 00000c6cee000-00000c6ceefff type=3 attr=000000000000000f
> (XEN) 00000c6cef000-00000c6ceffff type=4 attr=000000000000000f
> (XEN) 00000c6cf0000-00000c6cf0fff type=3 attr=000000000000000f
> (XEN) 00000c6cf1000-00000c6cf4fff type=4 attr=000000000000000f
> (XEN) 00000c6cf5000-00000c6cf6fff type=3 attr=000000000000000f
> (XEN) 00000c6cf7000-00000c6cf7fff type=4 attr=000000000000000f
> (XEN) 00000c6cf8000-00000c6cf8fff type=3 attr=000000000000000f
> (XEN) 00000c6cf9000-00000c6cfafff type=4 attr=000000000000000f
> (XEN) 00000c6cfb000-00000c6cfbfff type=3 attr=000000000000000f
> (XEN) 00000c6cfc000-00000c6cfefff type=4 attr=000000000000000f
> (XEN) 00000c6cff000-00000c6cfffff type=3 attr=000000000000000f
> (XEN) 00000c6d00000-00000c6d00fff type=4 attr=000000000000000f
> (XEN) 00000c6d01000-00000c6d01fff type=3 attr=000000000000000f
> (XEN) 00000c6d02000-00000c6d03fff type=4 attr=000000000000000f
> (XEN) 00000c6d04000-00000c6d04fff type=3 attr=000000000000000f
> (XEN) 00000c6d05000-00000c6d06fff type=4 attr=000000000000000f
> (XEN) 00000c6d07000-00000c6d07fff type=3 attr=000000000000000f
> (XEN) 00000c6d08000-00000c6d08fff type=4 attr=000000000000000f
> (XEN) 00000c6d09000-00000c6d09fff type=3 attr=000000000000000f
> (XEN) 00000c6d0a000-00000c6d0bfff type=4 attr=000000000000000f
> (XEN) 00000c6d0c000-00000c6d0cfff type=3 attr=000000000000000f
> (XEN) 00000c6d0d000-00000c6d10fff type=4 attr=000000000000000f
> (XEN) 00000c6d11000-00000c6d13fff type=3 attr=000000000000000f
> (XEN) 00000c6d14000-00000c6d17fff type=4 attr=000000000000000f
> (XEN) 00000c6d18000-00000c6d19fff type=3 attr=000000000000000f
> (XEN) 00000c6d1a000-00000c6d1efff type=4 attr=000000000000000f
> (XEN) 00000c6d1f000-00000c6d22fff type=3 attr=000000000000000f
> (XEN) 00000c6d23000-00000c6d24fff type=4 attr=000000000000000f
> (XEN) 00000c6d25000-00000c6d26fff type=3 attr=000000000000000f
> (XEN) 00000c6d27000-00000c6d28fff type=4 attr=000000000000000f
> (XEN) 00000c6d29000-00000c6d2cfff type=3 attr=000000000000000f
> (XEN) 00000c6d2d000-00000c6da5fff type=4 attr=000000000000000f
> (XEN) 00000c6da6000-00000c6da6fff type=3 attr=000000000000000f
> (XEN) 00000c6da7000-00000c6da8fff type=4 attr=000000000000000f
> (XEN) 00000c6da9000-00000c6daafff type=3 attr=000000000000000f
> (XEN) 00000c6dab000-00000c6db0fff type=4 attr=000000000000000f
> (XEN) 00000c6db1000-00000c6db5fff type=3 attr=000000000000000f
> (XEN) 00000c6db6000-00000c6dc5fff type=4 attr=000000000000000f
> (XEN) 00000c6dc6000-00000c6dc6fff type=3 attr=000000000000000f
> (XEN) 00000c6dc7000-00000c6dc9fff type=4 attr=000000000000000f
> (XEN) 00000c6dca000-00000c6dcbfff type=3 attr=000000000000000f
> (XEN) 00000c6dcc000-00000c6dcdfff type=4 attr=000000000000000f
> (XEN) 00000c6dce000-00000c6dcffff type=3 attr=000000000000000f
> (XEN) 00000c6dd0000-00000c6e77fff type=4 attr=000000000000000f
> (XEN) 00000c6e78000-00000c6e84fff type=3 attr=000000000000000f
> (XEN) 00000c6e85000-00000c7018fff type=4 attr=000000000000000f
> (XEN) 00000c7019000-00000c702bfff type=3 attr=000000000000000f
> (XEN) 00000c702c000-00000c7147fff type=4 attr=000000000000000f
> (XEN) 00000c7148000-00000c71b8fff type=3 attr=000000000000000f
> (XEN) 00000c71b9000-00000c722cfff type=4 attr=000000000000000f
> (XEN) 00000c722d000-00000c7234fff type=7 attr=000000000000000f
> (XEN) 00000c7235000-00000c7235fff type=2 attr=000000000000000f
> (XEN) 00000c7236000-00000c9565fff type=4 attr=000000000000000f
> (XEN) 00000c9566000-00000ca53afff type=3 attr=000000000000000f
> (XEN) 00000ca53b000-00000ca53dfff type=4 attr=000000000000000f
> (XEN) 00000ca53e000-00000ca547fff type=3 attr=000000000000000f
> (XEN) 00000ca548000-00000ca556fff type=4 attr=000000000000000f
> (XEN) 00000ca557000-00000ca61efff type=3 attr=000000000000000f
> (XEN) 00000ca61f000-00000ca662fff type=0 attr=000000000000000f
> (XEN) 00000ca663000-00000ca952fff type=3 attr=000000000000000f
> (XEN) 00000ca953000-00000ca956fff type=5 attr=800000000000000f
> (XEN) 00000ca957000-00000ca966fff type=6 attr=800000000000000f
> (XEN) 00000ca967000-00000ca98cfff type=5 attr=800000000000000f
> (XEN) 00000ca98d000-00000ca992fff type=6 attr=800000000000000f
> (XEN) 00000ca993000-00000ca9a6fff type=6 attr=800000000000000f
> (XEN) 00000ca9a7000-00000ca9a8fff type=6 attr=800000000000000f
> (XEN) 00000ca9a9000-00000ca9b6fff type=6 attr=800000000000000f
> (XEN) 00000ca9b7000-00000ca9c2fff type=0 attr=000000000000000f
> (XEN) 00000ca9c3000-00000ca9e6fff type=0 attr=000000000000000f
> (XEN) 00000ca9e7000-00000caacdfff type=10 attr=000000000000000f
> (XEN) 00000caace000-00000cab4dfff type=10 attr=000000000000000f
> (XEN) 00000cab4e000-00000cab56fff type=10 attr=000000000000000f
> (XEN) 00000cab57000-00000cab5cfff type=10 attr=000000000000000f
> (XEN) 00000cab5d000-00000cab5efff type=10 attr=000000000000000f
> (XEN) 00000cab5f000-00000cabe6fff type=10 attr=000000000000000f
> (XEN) 00000cabe7000-00000cabfbfff type=9 attr=000000000000000f
> (XEN) 00000cabfc000-00000cabfefff type=9 attr=000000000000000f
> (XEN) 00000cabff000-00000cabfffff type=4 attr=000000000000000f
> (XEN) 0000100000000-000042dffffff type=7 attr=000000000000000f
> (XEN) 00000cb800000-00000cf9fffff type=0 attr=8000000000000000
> (XEN) Unknown cachability for MFNs 0xcb800-0xcf9ff, assuming UC
> (XEN) 00000fed1c000-00000fed1ffff type=11 attr=8000000000000000
> (XEN) Unknown cachability for MFNs 0xfed1c-0xfed1f, assuming UC
> (XEN) 00000ffc00000-00000ffc1ffff type=11 attr=8000000000000000
> (XEN) Unknown cachability for MFNs 0xffc00-0xffc1f, assuming UC
> (XEN) Initing memory sharing.
> (XEN) xstate_init: using cntxt_size: 0x340 and states: 0x7
> (XEN) mce_intel.c:719: MCA Capability: BCAST 1 SER 0 CMCI 1 firstbank 0 extended MCE MSR 0
> (XEN) Intel machine check reporting enabled
> (XEN) alt table ffff82d080449450 -> ffff82d08044a5d8
> (XEN) PCI: MCFG configuration 0: base f8000000 segment 0000 buses 00 - 3f
> (XEN) PCI: Not using MCFG for segment 0000 bus 00-3f
> (XEN) Intel VT-d iommu 0 supported page sizes: 4kB.
> (XEN) Intel VT-d iommu 1 supported page sizes: 4kB.
> (XEN) Intel VT-d Snoop Control not enabled.
> (XEN) Intel VT-d Dom0 DMA Passthrough not enabled.
> (XEN) Intel VT-d Queued Invalidation enabled.
> (XEN) Intel VT-d Interrupt Remapping enabled.
> (XEN) Intel VT-d Shared EPT tables not enabled.
> (XEN) I/O virtualisation enabled
> (XEN) - Dom0 mode: Relaxed
> (XEN) Interrupt remapping enabled
> (XEN) Enabled directed EOI with ioapic_ack_old on!
> (XEN) ENABLING IO-APIC IRQs
> (XEN) -> Using old ACK method
> (XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1
> (XEN) TSC deadline timer enabled
> (XEN) Platform timer is 14.318MHz HPET
> (XEN) Allocated console ring of 32 KiB.
> (XEN) mwait-idle: MWAIT substates: 0x21120
> (XEN) mwait-idle: v0.4 model 0x2a
> (XEN) mwait-idle: lapic_timer_reliable_states 0xffffffff
> (XEN) VMX: Supported advanced features:
> (XEN) - APIC MMIO access virtualisation
> (XEN) - APIC TPR shadow
> (XEN) - Extended Page Tables (EPT)
> (XEN) - Virtual-Processor Identifiers (VPID)
> (XEN) - Virtual NMI
> (XEN) - MSR direct-access bitmap
> (XEN) - Unrestricted Guest
> (XEN) HVM: ASIDs enabled.
> (XEN) HVM: VMX enabled
> (XEN) HVM: Hardware Assisted Paging (HAP) detected
> (XEN) HVM: HAP page sizes: 4kB, 2MB
> (XEN) Brought up 4 CPUs
> (XEN) Dell Latitude E6420 series board detected. Selecting PCI reboot method.
> (XEN) ACPI sleep modes: S3
> (XEN) mcheck_poll: Machine check polling timer started.
> (XEN) Dom0 has maximum 600 PIRQs
> (XEN) *** LOADING DOMAIN 0 ***
> (XEN) Xen kernel: 64-bit, lsb, compat32
> (XEN) Dom0 kernel: 64-bit, PAE, lsb, paddr 0x1000000 -> 0x204a000
> (XEN) PHYSICAL MEMORY ARRANGEMENT:
> (XEN) Dom0 alloc.: 000000009c000000->00000000a0000000 (745023 pages to be allocated)
> (XEN) Init. ramdisk: 00000000c5365000->00000000c69ff64c
> (XEN) VIRTUAL MEMORY ARRANGEMENT:
> (XEN) Loaded kernel: ffffffff81000000->ffffffff8204a000
> (XEN) Init. ramdisk: 0000000000000000->0000000000000000
> (XEN) Phys-Mach map: ffffffff8204a000->ffffffff826246d0
> (XEN) Start info: ffffffff82625000->ffffffff826254b4
> (XEN) Page tables: ffffffff82626000->ffffffff8263d000
> (XEN) Boot stack: ffffffff8263d000->ffffffff8263e000
> (XEN) TOTAL: ffffffff80000000->ffffffff82800000
> (XEN) ENTRY ADDRESS: ffffffff81d4d1f0
> (XEN) Dom0 has maximum 4 VCPUs
> (XEN) Bogus DMIBAR 0xfed18001 on 0000:00:00.0
> (XEN) Scrubbing Free RAM on 1 nodes using 2 CPUs
> (XEN) .............done.
> (XEN) Initial low memory virq threshold set at 0x4000 pages.
> (XEN) Std. Loglevel: All
> (XEN) Guest Loglevel: Nothing (Rate-limited: Errors and warnings)
> (XEN) *** Serial input -> Xen (type 'CTRL-a' three times to switch input to DOM0)
> (XEN) Freed 316kB init memory.
> mapping kernel into physical memory
> about to get started...
> (XEN) traps.c:2589:d0v0 Domain attempted WRMSR 00000000c0000081 from 0xe023e00800000000 to 0x0023001000000000.
> (XEN) traps.c:2589:d0v0 Domain attempted WRMSR 00000000c0000082 from 0xffff82d080453000 to 0xffffffff81772710.
> (XEN) traps.c:2589:d0v0 Domain attempted WRMSR 00000000c0000083 from 0xffff82d080453080 to 0xffffffff817750b0.
> (XEN) traps.c:2589:d0v0 Domain attempted WRMSR 0000000000000174 from 0x000000000000e008 to 0x0000000000000010.
> (XEN) traps.c:2589:d0v0 Domain attempted WRMSR 0000000000000175 from 0xffff82d080457fc0 to 0x0000000000000000.
> (XEN) traps.c:2589:d0v0 Domain attempted WRMSR 0000000000000176 from 0xffff82d080225f60 to 0xffffffff81774e80.
> (XEN) traps.c:2589:d0v0 Domain attempted WRMSR 00000000c0000084 from 0x0000000000074700 to 0x0000000000047700.
> [ 0.000000] PAT configuration [0-7]: WB WT UC- UC WC WP UC UC
> [ 0.000000] Initializing cgroup subsys cpuset
> [ 0.000000] Initializing cgroup subsys cpu
> [ 0.000000] Initializing cgroup subsys cpuacct
> [ 0.000000] Linux version 4.1.7-6.pvops.qubes.x86_64 (user@testbuilder) (gcc version 4.8.3 20140911 (Red Hat 4.8.3-7) (GCC) ) #1 SMP Mon Sep 21 21:42:42 UTC 2015
> [ 0.000000] Command line: inst.stage2=hd:LABEL=Qubes\x2020150923\x20x86_64 console=hvc0 console=tty0
> [ 0.000000] Released 0 page(s)
> [ 0.000000] e820: BIOS-provided physical RAM map:
> [ 0.000000] Xen: [mem 0x0000000000000000-0x0000000000007fff] reserved
> [ 0.000000] Xen: [mem 0x0000000000008000-0x000000000004dfff] usable
> [ 0.000000] Xen: [mem 0x000000000004e000-0x00000000000fffff] reserved
> [ 0.000000] Xen: [mem 0x0000000000100000-0x000000001fffffff] usable
> [ 0.000000] Xen: [mem 0x0000000020000000-0x00000000201fffff] reserved
> [ 0.000000] Xen: [mem 0x0000000020200000-0x000000003fffffff] usable
> [ 0.000000] Xen: [mem 0x0000000040000000-0x00000000401fffff] reserved
> [ 0.000000] Xen: [mem 0x0000000040200000-0x00000000c6b11fff] usable
> [ 0.000000] Xen: [mem 0x00000000c6b12000-0x00000000c6b69fff] reserved
> [ 0.000000] Xen: [mem 0x00000000c6b6a000-0x00000000c6be0fff] usable
> [ 0.000000] Xen: [mem 0x00000000c6be1000-0x00000000c6c07fff] reserved
> [ 0.000000] Xen: [mem 0x00000000c6c08000-0x00000000c6c0bfff] usable
> [ 0.000000] Xen: [mem 0x00000000c6c0c000-0x00000000c722cfff] reserved
> [ 0.000000] Xen: [mem 0x00000000c722d000-0x00000000c7235fff] usable
> [ 0.000000] Xen: [mem 0x00000000c7236000-0x00000000ca9e6fff] reserved
> [ 0.000000] Xen: [mem 0x00000000ca9e7000-0x00000000cabe6fff] ACPI NVS
> [ 0.000000] Xen: [mem 0x00000000cabe7000-0x00000000cabfefff] ACPI data
> [ 0.000000] Xen: [mem 0x00000000cabff000-0x00000000cabfffff] reserved
> [ 0.000000] Xen: [mem 0x00000000cb800000-0x00000000cf9fffff] reserved
> [ 0.000000] Xen: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
> [ 0.000000] Xen: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved
> [ 0.000000] Xen: [mem 0x00000000fed90000-0x00000000fed91fff] reserved
> [ 0.000000] Xen: [mem 0x00000000fee00000-0x00000000feefffff] reserved
> [ 0.000000] Xen: [mem 0x00000000ffc00000-0x00000000ffc1ffff] reserved
> [ 0.000000] Xen: [mem 0x0000000100000000-0x000000042dffffff] usable
> [ 0.000000] NX (Execute Disable) protection: active
> [ 0.000000] efi: EFI v2.00 by American Megatrends
> [ 0.000000] efi: ACPI 2.0=0xcabfef98 SMBIOS=0xca9a4f98
> [ 0.000000] SMBIOS 2.6 present.
> [ 0.000000] Hypervisor detected: Xen
> [ 0.000000] e820: last_pfn = 0x42e000 max_arch_pfn = 0x400000000
> [ 0.000000] e820: last_pfn = 0xc7236 max_arch_pfn = 0x400000000
> [ 0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff]
> [ 0.000000] init_memory_mapping: [mem 0xbb200000-0xbb3fffff]
> [ 0.000000] init_memory_mapping: [mem 0xa0000000-0xbb1fffff]
> [ 0.000000] init_memory_mapping: [mem 0x80000000-0x9fffffff]
> [ 0.000000] init_memory_mapping: [mem 0x00100000-0x1fffffff]
> [ 0.000000] init_memory_mapping: [mem 0x20200000-0x3fffffff]
> [ 0.000000] init_memory_mapping: [mem 0x40200000-0x7fffffff]
> [ 0.000000] init_memory_mapping: [mem 0xbb400000-0xc6b11fff]
> [ 0.000000] init_memory_mapping: [mem 0xc6b6a000-0xc6be0fff]
> [ 0.000000] init_memory_mapping: [mem 0xc6c08000-0xc6c0bfff]
> [ 0.000000] init_memory_mapping: [mem 0xc722d000-0xc7235fff]
> [ 0.000000] init_memory_mapping: [mem 0x100000000-0x42dffffff]
> [ 0.000000] RAMDISK: [mem 0x04000000-0x0569afff]
> [ 0.000000] ACPI: Early table checksum verification disabled
> [ 0.000000] ACPI: RSDP 0x00000000CABFEF98 000024 (v02 DELL )
> [ 0.000000] ACPI: XSDT 0x00000000CABFDE18 00007C (v01 DELL CBX3 06222004 MSFT 00010013)
> [ 0.000000] ACPI: FACP 0x00000000CAB77D98 0000F4 (v04 DELL CBX3 06222004 MSFT 00010013)
> [ 0.000000] ACPI: DSDT 0x00000000CAB45018 00885D (v02 INT430 SYSFexxx 00001001 INTL 20090903)
> [ 0.000000] ACPI: FACS 0x00000000CABD4E40 000040
> [ 0.000000] ACPI: FACS 0x00000000CABD4D40 000040
> [ 0.000000] ACPI: APIC 0x00000000CABFCF18 0000CC (v02 DELL CBX3 06222004 MSFT 00010013)
> [ 0.000000] ACPI: TCPA 0x00000000CABD5D18 000032 (v02 00000000 00000000)
> [ 0.000000] ACPI: SSDT 0x00000000CAB78A98 0002F9 (v01 DELLTP TPM 00003000 INTL 20090903)
> [ 0.000000] ACPI: MCFG 0x00000000CABD5C98 00003C (v01 DELL SNDYBRDG 06222004 MSFT 00000097)
> [ 0.000000] ACPI: HPET 0x00000000CABD5C18 000038 (v01 A M I PCHHPET 06222004 AMI. 00000003)
> [ 0.000000] ACPI: BOOT 0x00000000CABD5B98 000028 (v01 DELL CBX3 06222004 AMI 00010013)
> [ 0.000000] ACPI: SSDT 0x00000000CAB5C018 000804 (v01 PmRef Cpu0Ist 00003000 INTL 20090903)
> [ 0.000000] ACPI: SSDT 0x00000000CAB5B018 000996 (v01 PmRef CpuPm 00003000 INTL 20090903)
> [ 0.000000] ACPI: XMAR 0x00000000CAB77C18 0000E8 (v01 INTEL SNB 00000001 INTL 00000001)
> [ 0.000000] ACPI: SLIC 0x00000000CAB65C18 000176 (v03 DELL CBX3 06222004 MSFT 00010013)
> [ 0.000000] Setting APIC routing to Xen PV.
> [ 0.000000] NUMA turned off
> [ 0.000000] Faking a node at [mem 0x0000000000000000-0x000000042dffffff]
> [ 0.000000] NODE_DATA(0) allocated [mem 0xb952a000-0xb953dfff]
> [ 0.000000] Zone ranges:
> [ 0.000000] DMA [mem 0x0000000000008000-0x0000000000ffffff]
> [ 0.000000] DMA32 [mem 0x0000000001000000-0x00000000ffffffff]
> [ 0.000000] Normal [mem 0x0000000100000000-0x000000042dffffff]
> [ 0.000000] Movable zone start for each node
> [ 0.000000] Early memory node ranges
> [ 0.000000] node 0: [mem 0x0000000000008000-0x000000000004dfff]
> [ 0.000000] node 0: [mem 0x0000000000100000-0x000000001fffffff]
> [ 0.000000] node 0: [mem 0x0000000020200000-0x000000003fffffff]
> [ 0.000000] node 0: [mem 0x0000000040200000-0x00000000c6b11fff]
> [ 0.000000] node 0: [mem 0x00000000c6b6a000-0x00000000c6be0fff]
> [ 0.000000] node 0: [mem 0x00000000c6c08000-0x00000000c6c0bfff]
> [ 0.000000] node 0: [mem 0x00000000c722d000-0x00000000c7235fff]
> [ 0.000000] node 0: [mem 0x0000000100000000-0x000000042dffffff]
> [ 0.000000] Initmem setup node 0 [mem 0x0000000000008000-0x000000042dffffff]
> [ 0.000000] p2m virtual area at ffffc90000000000, size is 2200000
> [ 0.000000] Remapped 1210 page(s)
> [ 0.000000] Reserving Intel graphics stolen memory at 0xcba00000-0xcf9fffff
> [ 0.000000] ACPI: PM-Timer IO Port: 0x408
> [ 0.000000] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23
> [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
> [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
> [ 0.000000] Using ACPI (MADT) for SMP configuration information
> [ 0.000000] ACPI: HPET id: 0x8086a701 base: 0xfed00000
> [ 0.000000] smpboot: Allowing 16 CPUs, 12 hotplug CPUs
> [ 0.000000] e820: [mem 0xcfa00000-0xfebfffff] available for PCI devices
> [ 0.000000] Booting paravirtualized kernel on Xen
> [ 0.000000] Xen version: 4.5.2-pre (preserve-AD)
> [ 0.000000] clocksource refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
> [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:16 nr_node_ids:1
> [ 0.000000] PERCPU: Embedded 34 pages/cpu @ffff8800a7200000 s101080 r8192 d29992 u262144
> [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 4082039
> [ 0.000000] Policy zone: Normal
> [ 0.000000] Kernel command line: inst.stage2=hd:LABEL=Qubes\x2020150923\x20x86_64 console=hvc0 console=tty0
> [ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
> [ 0.000000] xsave: enabled xstate_bv 0x7, cntxt size 0x340 using standard form
> [ 0.000000] software IO TLB [mem 0xa3200000-0xa7200000] (64MB) mapped at [ffff8800a3200000-ffff8800a71fffff]
> [ 0.000000] Memory: 2634584K/16587632K available (7646K kernel code, 1224K rwdata, 3292K rodata, 1512K init, 1464K bss, 13953048K reserved, 0K cma-reserved)
> [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
> [ 0.000000] Hierarchical RCU implementation.
> [ 0.000000] RCU dyntick-idle grace-period acceleration is enabled.
> [ 0.000000] RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4.
> [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
> [ 0.000000] NR_IRQS:4352 nr_irqs:456 16
> [ 0.000000] xen:events: Using FIFO-based ABI
> [ 0.000000] Offload RCU callbacks from all CPUs
> [ 0.000000] Offload RCU callbacks from CPUs: 0-3.
> [ 0.000000] Console: colour dummy device 80x25
> [ 0.000000] console [tty0] enabled
> [ 0.000000] console [hvc0] enabled
> [ 0.000000] clocksource xen: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns
> [ 0.000000] installing Xen timer for CPU 0
> [ 0.000000] tsc: Detected 2494.406 MHz processor
> [ 29.277630] Calibrating delay loop (skipped), value calculated using timer frequency.. 4988.81 BogoMIPS (lpj=2494406)
> [ 29.277641] pid_max: default: 32768 minimum: 301
> [ 29.277651] ACPI: Core revision 20150410
> [ 29.301710] ACPI: All ACPI Tables successfully acquired
> [ 29.301932] Security Framework initialized
> [ 29.301944] AppArmor: AppArmor disabled by boot time parameter
> [ 29.304191] Dentry cache hash table entries: 2097152 (order: 12, 16777216 bytes)
> [ 29.308191] Inode-cache hash table entries: 1048576 (order: 11, 8388608 bytes)
> [ 29.309686] Mount-cache hash table entries: 32768 (order: 6, 262144 bytes)
> [ 29.309732] Mountpoint-cache hash table entries: 32768 (order: 6, 262144 bytes)
> [ 29.310103] Initializing cgroup subsys blkio
> [ 29.310110] Initializing cgroup subsys memory
> [ 29.310123] Initializing cgroup subsys devices
> [ 29.310130] Initializing cgroup subsys freezer
> [ 29.310136] Initializing cgroup subsys net_cls
> [ 29.310142] Initializing cgroup subsys perf_event
> [ 29.310148] Initializing cgroup subsys net_prio
> [ 29.310154] Initializing cgroup subsys hugetlb
> [ 29.310216] ENERGY_PERF_BIAS: Set to 'normal', was 'performance'
> [ 29.310221] ENERGY_PERF_BIAS: View and update with x86_energy_perf_policy(8)
> [ 29.310228] CPU: Physical Processor ID: 0
> [ 29.310232] CPU: Processor Core ID: 0
> [ 29.310237] mce: CPU supports 2 MCE banks
> [ 29.310256] Last level iTLB entries: 4KB 512, 2MB 8, 4MB 8
> [ 29.310261] Last level dTLB entries: 4KB 512, 2MB 32, 4MB 32, 1GB 0
> [ 29.310428] Freeing SMP alternatives memory: 28K (ffffffff81eae000 - ffffffff81eb5000)
> [ 29.312842] ftrace: allocating 27993 entries in 110 pages
> [ 29.326653] cpu 0 spinlock event irq 25
> [ 29.335090] Performance Events: unsupported p6 CPU model 42 no PMU driver, software events only.
> [ 29.335777] NMI watchdog: disabled (cpu0): hardware events not enabled
> [ 29.335784] NMI watchdog: Shutting down hard lockup detector on all cpus
> [ 29.335874] installing Xen timer for CPU 1
> [ 29.335888] cpu 1 spinlock event irq 32
> (XEN) traps.c:2589:d0v1 Domain attempted WRMSR 00000000c0000081 from 0xe023e00800000000 to 0x0023001000000000.
> (XEN) traps.c:2589:d0v1 Domain attempted WRMSR 00000000c0000082 from 0xffff8300940bb000 to 0xffffffff81772710.
> (XEN) traps.c:2589:d0v1 Domain attempted WRMSR 00000000c0000083 from 0xffff8300940bb080 to 0xffffffff817750b0.
> [ 29.336243] installing Xen timer for CPU 2
> [ 29.336254] cpu 2 spinlock event irq 39
> [ 29.336628] installing Xen timer for CPU 3
> [ 29.336640] cpu 3 spinlock event irq 46
> [ 29.336814] x86: Booted up 1 node, 4 CPUs
> [ 29.337027] devtmpfs: initialized
> [ 29.341107] PM: Registering ACPI NVS region [mem 0xca9e7000-0xcabe6fff] (2097152 bytes)
> [ 29.341149] reboot: Dell Latitude E6420 series board detected. Selecting PCI-method for reboots.
> [ 29.341223] clocksource jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
> [ 29.341340] atomic64_test: passed for x86-64 platform with CX8 and with SSE
> [ 29.341347] pinctrl core: initialized pinctrl subsystem
> [ 29.341405] RTC time: 2:47:42, date: 09/24/15
> [ 29.341523] NET: Registered protocol family 16
> [ 29.341539] xen:grant_table: Grant tables using version 1 layout
> [ 29.341551] Grant table initialized
> [ 29.341805] ACPI FADT declares the system doesn't support PCIe ASPM, so disable it
> [ 29.341814] ACPI: bus type PCI registered
> [ 29.341819] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
> [ 29.342028] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xf8000000-0xfbffffff] (base 0xf8000000)
> [ 29.342037] PCI: not using MMCONFIG
> [ 29.342042] PCI: Using configuration type 1 for base access
> [ 29.342052] dmi type 0xB1 record - unknown flag
> [ 29.346245] ACPI: Added _OSI(Module Device)
> [ 29.346252] ACPI: Added _OSI(Processor Device)
> [ 29.346257] ACPI: Added _OSI(3.0 _SCP Extensions)
> [ 29.346261] ACPI: Added _OSI(Processor Aggregator Device)
> [ 29.352168] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
> [ 29.356442] ACPI: Dynamic OEM Table Load:
> [ 29.356505] ACPI: SSDT 0xFFFF8800A0C82800 000727 (v01 PmRef Cpu0Cst 00003001 INTL 20090903)
> [ 29.357132] ACPI: Dynamic OEM Table Load:
> [ 29.357142] ACPI: SSDT 0xFFFF8800A0D34C00 000303 (v01 PmRef ApIst 00003000 INTL 20090903)
> [ 29.357625] ACPI: Dynamic OEM Table Load:
> [ 29.357634] ACPI: SSDT 0xFFFF8800A0CDD400 000119 (v01 PmRef ApCst 00003000 INTL 20090903)
> [ 29.358629] ACPI : EC: EC started
> [ 29.361807] ACPI: Interpreter enabled
> [ 29.361818] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S1_] (20150410/hwxface-580)
> [ 29.361830] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S2_] (20150410/hwxface-580)
> [ 29.361847] ACPI: (supports S0 S3 S5)
> [ 29.361851] ACPI: Using IOAPIC for interrupt routing
> [ 29.361875] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xf8000000-0xfbffffff] (base 0xf8000000)
> [ 29.362324] PCI: MMCONFIG at [mem 0xf8000000-0xfbffffff] reserved in ACPI motherboard resources
> [ 29.368699] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
> [ 29.383984] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-3e])
> [ 29.383995] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI]
> [ 29.384050] acpi PNP0A08:00: _OSC failed (AE_ERROR); disabling ASPM
> [ 29.384742] PCI host bridge to bus 0000:00
> [ 29.384749] pci_bus 0000:00: root bus resource [bus 00-3e]
> [ 29.384755] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window]
> [ 29.384760] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window]
> [ 29.384766] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
> [ 29.384773] pci_bus 0000:00: root bus resource [mem 0xcfa00000-0xfeafffff window]
> [ 29.384781] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window]
> (XEN) Bogus DMIBAR 0xfed18001 on 0000:00:00.0
> (XEN) PCI add device 0000:00:00.0
> (XEN) PCI add device 0000:00:02.0
> (XEN) PCI add device 0000:00:16.0
> [ 29.386062] pci 0000:00:19.0: System wakeup disabled by ACPI
> (XEN) PCI add device 0000:00:19.0
> [ 29.386400] pci 0000:00:1a.0: System wakeup disabled by ACPI
> (XEN) PCI add device 0000:00:1a.0
> [ 29.386747] pci 0000:00:1b.0: System wakeup disabled by ACPI
> (XEN) PCI add device 0000:00:1b.0
> [ 29.387018] pci 0000:00:1c.0: Enabling MPC IRBNCE
> [ 29.387026] pci 0000:00:1c.0: Intel PCH root port ACS workaround enabled
> [ 29.387063] pci 0000:00:1c.0: System wakeup disabled by ACPI
> (XEN) PCI add device 0000:00:1c.0
> [ 29.387332] pci 0000:00:1c.1: Enabling MPC IRBNCE
> [ 29.387340] pci 0000:00:1c.1: Intel PCH root port ACS workaround enabled
> [ 29.387374] pci 0000:00:1c.1: System wakeup disabled by ACPI
> (XEN) PCI add device 0000:00:1c.1
> [ 29.387703] pci 0000:00:1c.2: Enabling MPC IRBNCE
> [ 29.387711] pci 0000:00:1c.2: Intel PCH root port ACS workaround enabled
> [ 29.387746] pci 0000:00:1c.2: System wakeup disabled by ACPI
> (XEN) PCI add device 0000:00:1c.2
> [ 29.388014] pci 0000:00:1c.3: Enabling MPC IRBNCE
> [ 29.388021] pci 0000:00:1c.3: Intel PCH root port ACS workaround enabled
> [ 29.388057] pci 0000:00:1c.3: System wakeup disabled by ACPI
> (XEN) PCI add device 0000:00:1c.3
> [ 29.388328] pci 0000:00:1c.5: Enabling MPC IRBNCE
> [ 29.388336] pci 0000:00:1c.5: Intel PCH root port ACS workaround enabled
> [ 29.388369] pci 0000:00:1c.5: System wakeup disabled by ACPI
> (XEN) PCI add device 0000:00:1c.5
> [ 29.388719] pci 0000:00:1d.0: System wakeup disabled by ACPI
> (XEN) PCI add device 0000:00:1d.0
> (XEN) PCI add device 0000:00:1f.0
> (XEN) PCI add device 0000:00:1f.2
> (XEN) PCI add device 0000:00:1f.3
> [ 29.389790] pci 0000:00:1c.0: PCI bridge to [bus 01]
> [ 29.390375] pci 0000:02:00.0: System wakeup disabled by ACPI
> (XEN) PCI add device 0000:02:00.0
> [ 29.391632] pci 0000:00:1c.1: PCI bridge to [bus 02]
> [ 29.391780] acpiphp: Slot [1] registered
> [ 29.391793] pci 000[ 31.950924] Freeing initrd memory: 23148K (ffff880004000000 - ffff88000569b000)
> [ 31.950994] Simple Boot Flag at 0xf3 set to 0x1
> [ 31.951091] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 163840 ms ovfl timer
> [ 31.951101] hw unit of domain pp0-core 2^-16 Joules
> [ 31.951108] hw unit of domain package 2^-16 Joules
> [ 31.951114] hw unit of domain pp1-gpu 2^-16 Joules
> (XEN) traps.c:3161: GPF (0000): ffff82d080190c7d -> ffff82d08022c46c
> (XEN) traps.c:3161: GPF (0000): ffff82d080190c7d -> ffff82d08022c46c
> (XEN) traps.c:3161: GPF (0000): ffff82d080190c7d -> ffff82d08022c46c
> (XEN) traps.c:3161: GPF (0000): ffff82d080190c7d -> ffff82d08022c46c
> [ 31.952308] AVX version of gcm_enc/dec engaged.
> [ 31.952316] AES CTR mode by8 optimization enabled
> [ 31.956082] alg: No test for __gcm-aes-aesni (__driver-gcm-aes-aesni)
> [ 31.956620] futex hash table entries: 1024 (order: 4, 65536 bytes)
> [ 31.956640] Initialise system trusted keyring
> [ 31.956668] audit: initializing netlink subsys (disabled)
> [ 31.956692] audit: type=2000 audit(1443062864.978:1): initialized
> [ 31.957012] HugeTLB registered 2 MB page size, pre-allocated 0 pages
> [ 31.958502] zpool: loaded
> [ 31.958508] zbud: loaded
> [ 31.958684] VFS: Disk quotas dquot_6.6.0
> [ 31.958724] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
> [ 31.959130] Key type big_key registered
> [ 31.959903] alg: No test for stdrng (krng)
> [ 31.959920] NET: Registered protocol family 38
> [ 31.959930] Key type asymmetric registered
> [ 31.959935] Asymmetric key parser 'x509' registered
> [ 31.959975] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
> [ 31.960047] io scheduler noop registered
> [ 31.960053] io scheduler deadline registered
> [ 31.960088] io scheduler cfq registered (default)
> [ 31.960288] Already setup the GSI :16
> [ 31.960462] Already setup the GSI :17
> [ 31.961011] Already setup the GSI :17
> [ 31.961144] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
> [ 31.961165] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
> [ 31.961198] efifb: probing for efifb
> [ 31.961400] efifb: framebuffer at 0xd0000000, mapped to 0xffffc90004000000, using 1876k, total 1875k
> [ 31.961408] efifb: mode is 800x600x32, linelength=3200, pages=1
> [ 31.961412] efifb: scrolling: redraw
> [ 31.961417] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0
> [ 31.962573] Console: switching to colour frame buffer device 100x37
> [ 31.963599] fb0: EFI VGA frame buffer device
> [ 31.964117] ACPI: AC Adapter [AC] (on-line)
> [ 31.964202] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input0
> [ 31.964548] ACPI: Lid Switch [LID]
> [ 31.964606] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input1
> [ 31.964642] ACPI: Power Button [PBTN]
> [ 31.964693] input: Sleep Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input2
> [ 31.965376] ACPI: Sleep Button [SBTN]
> [ 31.966037] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input3
> [ 31.966726] ACPI: Power Button [PWRF]
> [ 31.969469] thermal LNXTHERM:00: registered as thermal_zone0
> [ 31.970156] ACPI: Thermal Zone [THM] (25 C)
> [ 31.970851] GHES: HEST is not enabled!
> [ 31.971957] xen:xen_evtchn: Event-channel device installed
> [ 31.973657] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
> [ 31.975583] hpet_acpi_add: no address or irqs in _CRS
> [ 31.976573] Non-volatile memory driver v1.3
> [ 31.977567] Linux agpgart interface v0.103
> [ 31.979347] Already setup the GSI :18
> [ 31.980357] ahci 0000:00:1f.2: SSS flag set, parallel bus scan disabled
> [ 31.988990] ACPI: Battery Slot [BAT0] (battery present)
> [ 31.990496] ACPI: Battery Slot [BAT1] (battery absent)
> [ 31.991986] ACPI: Battery Slot [BAT2] (battery absent)
> [ 31.992075] ahci 0000:00:1f.2: AHCI 0001.0300 32 slots 6 ports 6 Gbps 0x3a impl SATA mode
> [ 31.992078] ahci 0000:00:1f.2: flags: 64bit ncq sntf stag pm led clo pio slum part ems sxs apst
> [ 31.998756] scsi host0: ahci
> [ 31.999659] scsi host1: ahci
> [ 32.000450] scsi host2: ahci
> [ 32.001265] scsi host3: ahci
> [ 32.002016] scsi host4: ahci
> [ 32.002812] scsi host5: ahci
> [ 32.003469] ata1: DUMMY
> [ 32.004120] ata2: SATA max UDMA/133 abar m2048@0xe2e40000 port 0xe2e40180 irq 56
> [ 32.004742] ata3: DUMMY
> [ 32.005400] ata4: SATA max UDMA/133 abar m2048@0xe2e40000 port 0xe2e40280 irq 56
> [ 32.006028] ata5: SATA max UDMA/133 abar m2048@0xe2e40000 port 0xe2e40300 irq 56
> [ 32.006684] ata6: SATA max UDMA/133 abar m2048@0xe2e40000 port 0xe2e40380 irq 56
> [ 32.007374] libphy: Fixed MDIO Bus: probed
> [ 32.008135] usbcore: registered new interface driver usbserial
> [ 32.008714] usbcore: registered new interface driver usbserial_generic
> [ 32.009346] usbserial: USB Serial support registered for generic
> [ 32.009940] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M] at 0x60,0x64 irq 1,12
> [ 32.010943] i8042: Warning: Keylock active
> [ 32.012922] serio: i8042 KBD port at 0x60,0x64 irq 1
> [ 32.013547] serio: i8042 AUX port at 0x60,0x64 irq 12
> [ 32.014241] mousedev: PS/2 mouse device common for all mice
> [ 32.015330] rtc_cmos 00:02: RTC can wake from S4
> [ 32.016118] rtc_cmos 00:02: rtc core: registered rtc_cmos as rtc0
> [ 32.016796] rtc_cmos 00:02: alarms up to one year, y3k, 242 bytes nvram
> [ 32.017437] device-mapper: uevent: version 1.0.3
> [ 32.018186] device-mapper: ioctl: 4.31.0-ioctl (2015-3-12) initialised: dm-devel@redhat.com
> [ 32.018204] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input4
> [ 32.019871] EFI Variables Facility v0.08 2004-May-17
> (XEN) ----[ Xen-4.5.2-pre x86_64 debug=n Not tainted ]----
> (XEN) CPU: 3
> (XEN) RIP: e008:[<00000000ca9e6f98>] 00000000ca9e6f98
> (XEN) RFLAGS: 0000000000010286 CONTEXT: hypervisor (d0v1)
> (XEN) rax: 00000000ca7c6440 rbx: 00000000ca9ab078 rcx: 00000000ca7c6440
> (XEN) rdx: ffff830093cdfcc8 rsi: 0000000000000001 rdi: 00000000ca982540
> (XEN) rbp: 0000000000000000 rsp: ffff830093cdfc70 r8: 0000000000007c00
> (XEN) r9: 0000000000000400 r10: ffff82d080236d30 r11: 0000000000000246
> (XEN) r12: ffff830094003680 r13: 0000000000000000 r14: 0000000000000000
> (XEN) r15: ffff830093cdfdb8 cr0: 0000000080050033 cr4: 00000000000426f0
> (XEN) cr3: 0000000093ce0000 cr2: 00000000ca9e6f98
> (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: e010 cs: e008
> (XEN) Xen stack trace from rsp=ffff830093cdfc70:
> (XEN) 00000000ca96c45a 0000000000000000 0000000000000000 0000000000000000
> (XEN) 0000000000000000 ffff830093cdfcf0 ffff830093cdfe78 0000000000000000
> (XEN) 00000000ca9816d8 00000000ca9ab018 ffff8300c6a86088 ffff830093ca7eb0
> (XEN) ffff82d08011f7a7 0000000000000000 000000009dc0e000 ffff830094003680
> (XEN) 8000000000000013 ffff830093cdfe78 00000000ca9819c1 0000000000000004
> (XEN) ffff830093cdfdb8 ffff830094003680 ffff830093cdfe78 0000000000007c00
> (XEN) 0000000000000400 0000000000000000 ffff830000000005 ffff830093cdfe78
> (XEN) 00000000ca98138b ffff830093cdfe58 ffff8800a120fc98 ffff830093cdfe58
> (XEN) ffff830094003680 0000000093ce0000 ffff82d08022a66f ffff830093cdfe58
> (XEN) 00000000ffffffa1 0000000000042670 ffff82d08022a5ed ffff82d080498880
> (XEN) 0000000000000206 0000000000000400 ffff82d08027b780 0000000000000000
> (XEN) ffff830093cdff18 ffff8800a120fc98 ffff830093cdfe58 ffff830093cd8000
> (XEN) ffff82d08046f880 0000000000000000 ffff82d080166ef4 0000000000000009
> (XEN) ffff8300940a0000 0000000000000009 ffff830093ca4060 ffff82d080498880
> (XEN) 0000000000000003 ffff82d0804829c0 0000000000000206 0000000000000003
> (XEN) 0300000100000031 0000000000000008 0000000000000000 0000000000000400
> (XEN) ffff8800a0631c00 0000000000000000 0000000000000000 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> (XEN) 0000000000000000 000000000000e030 ffff830093ca4000 ffff8800a120fd28
> (XEN) Xen call trace:
> (XEN) [<00000000ca9e6f98>] 00000000ca9e6f98
> (XEN) [<ffff82d08011f7a7>] csched_vcpu_wake+0x1b7/0x4b0
> (XEN) [<ffff82d08022a66f>] efi_runtime_call+0x76f/0x870
> (XEN) [<ffff82d08022a5ed>] efi_runtime_call+0x6ed/0x870
> (XEN) [<ffff82d080166ef4>] do_platform_op+0x504/0x1300
> (XEN) [<ffff82d080225e29>] syscall_enter+0xa9/0xae
> (XEN)
> (XEN) Pagetable walk from 00000000ca9e6f98:
> (XEN) L4[0x000] = 00000000c6a9f063 ffffffffffffffff
> (XEN) L3[0x003] = 0000000093e74063 ffffffffffffffff
> (XEN) L2[0x054] = 00000000c6c0b063 ffffffffffffffff
> (XEN) L1[0x1e6] = 0000000000000000 ffffffffffffffff
> [ 32.312081] a(XEN)
> (XEN) ****************************************
> (XEN) Panic on CPU 3:
> (XEN) FATAL PAGE FAULT
> (XEN) [error_code=0010]
> (XEN) Faulting linear address: 00000000ca9e6f98
> (XEN) ****************************************
> (XEN)
> (XEN) Reboot in five seconds...
>
The faulting address falls within an address range which the firmware
has marked as EfiReservedMemoryType:
00000ca9c3000-00000ca9e6fff type=0 attr=000000000000000f
which Xen does not map.
XenServer has a patch specifically for this issue (which seems to happen
on Dell machines):
https://github.com/xenserver/xen-4.6.pg/blob/master/master/0002-efi-Ensure-incorrectly-typed-runtime-services-get-ma.patch
--
Ross Lagerwall
next prev parent reply other threads:[~2015-09-24 15:26 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-24 14:53 EFI GetNextVariableName hang/crash Marek Marczykowski-Górecki
2015-09-24 15:26 ` Ross Lagerwall [this message]
2015-09-24 16:24 ` List etiquette [Was: Re: EFI GetNextVariableName hang/crash] Dario Faggioli
2015-09-25 8:02 ` Ross Lagerwall
2015-09-24 23:44 ` EFI GetNextVariableName hang/crash Marek Marczykowski-Górecki
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