From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek =?utf-8?Q?Marczykowski-G=C3=B3recki?= Subject: Re: EFI GetNextVariableName hang/crash Date: Fri, 25 Sep 2015 01:44:17 +0200 Message-ID: <20150924234417.GB852@mail-itl> References: <20150924145346.GA4669@mail-itl> <5604161A.6020205@citrix.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1670972234491746142==" Return-path: In-Reply-To: <5604161A.6020205@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Ross Lagerwall Cc: xen-devel List-Id: xen-devel@lists.xenproject.org --===============1670972234491746142== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="cWoXeonUoKmBZSoM" Content-Disposition: inline --cWoXeonUoKmBZSoM Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Sep 24, 2015 at 04:26:18PM +0100, Ross Lagerwall wrote: > On 09/24/2015 03:53 PM, Marek Marczykowski-G=C3=B3recki wrote: > >=3D=3D=3D=3D=3D The console output from GetNextVariableName crash: > > > >(XEN) Xen version 4.5.2-pre (user@) (gcc (GCC) 4.9.2 20150212 (Red Hat 4= =2E9.2-6)) debug=3Dn 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=3Dall console=3Dcom1 com1=3D115200n1 conswitc= h=3Dax efi=3Dattr=3Duc > >(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 100= 13) > >(XEN) ACPI: FACP CAB77D98, 00F4 (r4 DELL CBX3 6222004 MSFT 100= 13) > >(XEN) ACPI: DSDT CAB45018, 885D (r2 INT430 SYSFexxx 1001 INTL 200909= 03) > >(XEN) ACPI: FACS CABD4D40, 0040 > >(XEN) ACPI: APIC CABFCF18, 00CC (r2 DELL CBX3 6222004 MSFT 100= 13) > >(XEN) ACPI: TCPA CABD5D18, 0032 (r2 0 = 0) > >(XEN) ACPI: SSDT CAB78A98, 02F9 (r1 DELLTP TPM 3000 INTL 200909= 03) > >(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 100= 13) > >(XEN) ACPI: SSDT CAB5C018, 0804 (r1 PmRef Cpu0Ist 3000 INTL 200909= 03) > >(XEN) ACPI: SSDT CAB5B018, 0996 (r1 PmRef CpuPm 3000 INTL 200909= 03) > >(XEN) ACPI: DMAR CAB77C18, 00E8 (r1 INTEL SNB 1 INTL = 1) > >(XEN) ACPI: SLIC CAB65C18, 0176 (r3 DELL CBX3 6222004 MSFT 100= 13) > >(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 - cabd4e40/00000000cabd= 4d40, 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=3D3 attr=3D000000000000000f > >(XEN) 0000000008000-000000004afff type=3D7 attr=3D000000000000000f > >(XEN) 000000004b000-000000004dfff type=3D2 attr=3D000000000000000f > >(XEN) 000000004e000-000000005ffff type=3D4 attr=3D000000000000000f > >(XEN) 0000000060000-000000009ffff type=3D3 attr=3D000000000000000f > >(XEN) 0000000100000-000001fffffff type=3D7 attr=3D000000000000000f > >(XEN) 0000020000000-00000201fffff type=3D0 attr=3D000000000000000f > >(XEN) 0000020200000-000003fffffff type=3D7 attr=3D000000000000000f > >(XEN) 0000040000000-00000401fffff type=3D0 attr=3D000000000000000f > >(XEN) 0000040200000-0000091fa6fff type=3D7 attr=3D000000000000000f > >(XEN) 0000091fa7000-0000093bdbfff type=3D2 attr=3D000000000000000f > >(XEN) 0000093bdc000-0000094fdffff type=3D1 attr=3D000000000000000f > >(XEN) 0000094fe0000-00000c694afff type=3D2 attr=3D000000000000000f > >(XEN) 00000c694b000-00000c6a2dfff type=3D1 attr=3D000000000000000f > >(XEN) 00000c6a2e000-00000c6b11fff type=3D7 attr=3D000000000000000f > >(XEN) 00000c6b12000-00000c6b69fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6b6a000-00000c6be0fff type=3D7 attr=3D000000000000000f > >(XEN) 00000c6be1000-00000c6c07fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6c08000-00000c6c0bfff type=3D7 attr=3D000000000000000f > >(XEN) 00000c6c0c000-00000c6c30fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6c31000-00000c6c31fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6c32000-00000c6c32fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6c33000-00000c6c33fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6c34000-00000c6c4ffff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6c50000-00000c6cc1fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6cc2000-00000c6cd7fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6cd8000-00000c6cdafff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6cdb000-00000c6ce2fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6ce3000-00000c6ce8fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6ce9000-00000c6ceafff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6ceb000-00000c6cebfff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6cec000-00000c6cedfff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6cee000-00000c6ceefff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6cef000-00000c6ceffff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6cf0000-00000c6cf0fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6cf1000-00000c6cf4fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6cf5000-00000c6cf6fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6cf7000-00000c6cf7fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6cf8000-00000c6cf8fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6cf9000-00000c6cfafff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6cfb000-00000c6cfbfff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6cfc000-00000c6cfefff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6cff000-00000c6cfffff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6d00000-00000c6d00fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6d01000-00000c6d01fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6d02000-00000c6d03fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6d04000-00000c6d04fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6d05000-00000c6d06fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6d07000-00000c6d07fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6d08000-00000c6d08fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6d09000-00000c6d09fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6d0a000-00000c6d0bfff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6d0c000-00000c6d0cfff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6d0d000-00000c6d10fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6d11000-00000c6d13fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6d14000-00000c6d17fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6d18000-00000c6d19fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6d1a000-00000c6d1efff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6d1f000-00000c6d22fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6d23000-00000c6d24fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6d25000-00000c6d26fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6d27000-00000c6d28fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6d29000-00000c6d2cfff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6d2d000-00000c6da5fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6da6000-00000c6da6fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6da7000-00000c6da8fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6da9000-00000c6daafff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6dab000-00000c6db0fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6db1000-00000c6db5fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6db6000-00000c6dc5fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6dc6000-00000c6dc6fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6dc7000-00000c6dc9fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6dca000-00000c6dcbfff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6dcc000-00000c6dcdfff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6dce000-00000c6dcffff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6dd0000-00000c6e77fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c6e78000-00000c6e84fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c6e85000-00000c7018fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c7019000-00000c702bfff type=3D3 attr=3D000000000000000f > >(XEN) 00000c702c000-00000c7147fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c7148000-00000c71b8fff type=3D3 attr=3D000000000000000f > >(XEN) 00000c71b9000-00000c722cfff type=3D4 attr=3D000000000000000f > >(XEN) 00000c722d000-00000c7234fff type=3D7 attr=3D000000000000000f > >(XEN) 00000c7235000-00000c7235fff type=3D2 attr=3D000000000000000f > >(XEN) 00000c7236000-00000c9565fff type=3D4 attr=3D000000000000000f > >(XEN) 00000c9566000-00000ca53afff type=3D3 attr=3D000000000000000f > >(XEN) 00000ca53b000-00000ca53dfff type=3D4 attr=3D000000000000000f > >(XEN) 00000ca53e000-00000ca547fff type=3D3 attr=3D000000000000000f > >(XEN) 00000ca548000-00000ca556fff type=3D4 attr=3D000000000000000f > >(XEN) 00000ca557000-00000ca61efff type=3D3 attr=3D000000000000000f > >(XEN) 00000ca61f000-00000ca662fff type=3D0 attr=3D000000000000000f > >(XEN) 00000ca663000-00000ca952fff type=3D3 attr=3D000000000000000f > >(XEN) 00000ca953000-00000ca956fff type=3D5 attr=3D800000000000000f > >(XEN) 00000ca957000-00000ca966fff type=3D6 attr=3D800000000000000f > >(XEN) 00000ca967000-00000ca98cfff type=3D5 attr=3D800000000000000f > >(XEN) 00000ca98d000-00000ca992fff type=3D6 attr=3D800000000000000f > >(XEN) 00000ca993000-00000ca9a6fff type=3D6 attr=3D800000000000000f > >(XEN) 00000ca9a7000-00000ca9a8fff type=3D6 attr=3D800000000000000f > >(XEN) 00000ca9a9000-00000ca9b6fff type=3D6 attr=3D800000000000000f > >(XEN) 00000ca9b7000-00000ca9c2fff type=3D0 attr=3D000000000000000f > >(XEN) 00000ca9c3000-00000ca9e6fff type=3D0 attr=3D000000000000000f > >(XEN) 00000ca9e7000-00000caacdfff type=3D10 attr=3D000000000000000f > >(XEN) 00000caace000-00000cab4dfff type=3D10 attr=3D000000000000000f > >(XEN) 00000cab4e000-00000cab56fff type=3D10 attr=3D000000000000000f > >(XEN) 00000cab57000-00000cab5cfff type=3D10 attr=3D000000000000000f > >(XEN) 00000cab5d000-00000cab5efff type=3D10 attr=3D000000000000000f > >(XEN) 00000cab5f000-00000cabe6fff type=3D10 attr=3D000000000000000f > >(XEN) 00000cabe7000-00000cabfbfff type=3D9 attr=3D000000000000000f > >(XEN) 00000cabfc000-00000cabfefff type=3D9 attr=3D000000000000000f > >(XEN) 00000cabff000-00000cabfffff type=3D4 attr=3D000000000000000f > >(XEN) 0000100000000-000042dffffff type=3D7 attr=3D000000000000000f > >(XEN) 00000cb800000-00000cf9fffff type=3D0 attr=3D8000000000000000 > >(XEN) Unknown cachability for MFNs 0xcb800-0xcf9ff, assuming UC > >(XEN) 00000fed1c000-00000fed1ffff type=3D11 attr=3D8000000000000000 > >(XEN) Unknown cachability for MFNs 0xfed1c-0xfed1f, assuming UC > >(XEN) 00000ffc00000-00000ffc1ffff type=3D11 attr=3D8000000000000000 > >(XEN) Unknown cachability for MFNs 0xffc00-0xffc1f, assuming UC (...) > >(XEN) ----[ Xen-4.5.2-pre x86_64 debug=3Dn Not tainted ]---- > >(XEN) CPU: 3 > >(XEN) RIP: e008:[<00000000ca9e6f98>] 00000000ca9e6f98 > >(XEN) RFLAGS: 0000000000010286 CONTEXT: hypervisor (d0v1) > >(XEN) rax: 00000000ca7c6440 rbx: 00000000ca9ab078 rcx: 00000000ca7c6= 440 > >(XEN) rdx: ffff830093cdfcc8 rsi: 0000000000000001 rdi: 00000000ca982= 540 > >(XEN) rbp: 0000000000000000 rsp: ffff830093cdfc70 r8: 0000000000007= c00 > >(XEN) r9: 0000000000000400 r10: ffff82d080236d30 r11: 0000000000000= 246 > >(XEN) r12: ffff830094003680 r13: 0000000000000000 r14: 0000000000000= 000 > >(XEN) r15: ffff830093cdfdb8 cr0: 0000000080050033 cr4: 0000000000042= 6f0 > >(XEN) cr3: 0000000093ce0000 cr2: 00000000ca9e6f98 > >(XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: e010 cs: e008 > >(XEN) Xen stack trace from rsp=3Dffff830093cdfc70: > >(XEN) 00000000ca96c45a 0000000000000000 0000000000000000 000000000000= 0000 > >(XEN) 0000000000000000 ffff830093cdfcf0 ffff830093cdfe78 000000000000= 0000 > >(XEN) 00000000ca9816d8 00000000ca9ab018 ffff8300c6a86088 ffff830093ca= 7eb0 > >(XEN) ffff82d08011f7a7 0000000000000000 000000009dc0e000 ffff83009400= 3680 > >(XEN) 8000000000000013 ffff830093cdfe78 00000000ca9819c1 000000000000= 0004 > >(XEN) ffff830093cdfdb8 ffff830094003680 ffff830093cdfe78 000000000000= 7c00 > >(XEN) 0000000000000400 0000000000000000 ffff830000000005 ffff830093cd= fe78 > >(XEN) 00000000ca98138b ffff830093cdfe58 ffff8800a120fc98 ffff830093cd= fe58 > >(XEN) ffff830094003680 0000000093ce0000 ffff82d08022a66f ffff830093cd= fe58 > >(XEN) 00000000ffffffa1 0000000000042670 ffff82d08022a5ed ffff82d08049= 8880 > >(XEN) 0000000000000206 0000000000000400 ffff82d08027b780 000000000000= 0000 > >(XEN) ffff830093cdff18 ffff8800a120fc98 ffff830093cdfe58 ffff830093cd= 8000 > >(XEN) ffff82d08046f880 0000000000000000 ffff82d080166ef4 000000000000= 0009 > >(XEN) ffff8300940a0000 0000000000000009 ffff830093ca4060 ffff82d08049= 8880 > >(XEN) 0000000000000003 ffff82d0804829c0 0000000000000206 000000000000= 0003 > >(XEN) 0300000100000031 0000000000000008 0000000000000000 000000000000= 0400 > >(XEN) ffff8800a0631c00 0000000000000000 0000000000000000 000000000000= 0000 > >(XEN) 0000000000000000 0000000000000000 0000000000000000 000000000000= 0000 > >(XEN) 0000000000000000 0000000000000000 0000000000000000 000000000000= 0000 > >(XEN) 0000000000000000 000000000000e030 ffff830093ca4000 ffff8800a120= fd28 > >(XEN) Xen call trace: > >(XEN) [<00000000ca9e6f98>] 00000000ca9e6f98 > >(XEN) [] csched_vcpu_wake+0x1b7/0x4b0 > >(XEN) [] efi_runtime_call+0x76f/0x870 > >(XEN) [] efi_runtime_call+0x6ed/0x870 > >(XEN) [] do_platform_op+0x504/0x1300 > >(XEN) [] syscall_enter+0xa9/0xae > >(XEN) > >(XEN) Pagetable walk from 00000000ca9e6f98: > >(XEN) L4[0x000] =3D 00000000c6a9f063 ffffffffffffffff > >(XEN) L3[0x003] =3D 0000000093e74063 ffffffffffffffff > >(XEN) L2[0x054] =3D 00000000c6c0b063 ffffffffffffffff > >(XEN) L1[0x1e6] =3D 0000000000000000 ffffffffffffffff > >[ 32.312081] a(XEN) > >(XEN) **************************************** > >(XEN) Panic on CPU 3: > >(XEN) FATAL PAGE FAULT > >(XEN) [error_code=3D0010] > >(XEN) Faulting linear address: 00000000ca9e6f98 > >(XEN) **************************************** > >(XEN) > >(XEN) Reboot in five seconds... > > >=20 > The faulting address falls within an address range which the firmware has > marked as EfiReservedMemoryType: > 00000ca9c3000-00000ca9e6fff type=3D0 attr=3D000000000000000f > which Xen does not map. >=20 > 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-Ensur= e-incorrectly-typed-runtime-services-get-ma.patch Thanks for the response. I've tried something like this already and it doesn't work.=20 With ExitBootServices disabled it still crashes; with ExitBootServices enabled it still hangs at efivars. Regarding the crash I'm almost sure that the address is the same. I've tried to add that mapping also to the other mapping code in efi_init_memory ("Insert non-RAM runtime mapping inside the direct map." loop), but it still doesn't help. Unfortunately I can't provide the exact message after that changes, because I've forgot to start logging in minicom. And after few more tries my machine doesn't start anymore :/ --=20 Best Regards, Marek Marczykowski-G=C3=B3recki Invisible Things Lab A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing? --cWoXeonUoKmBZSoM Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQEcBAEBCAAGBQJWBIrRAAoJENuP0xzK19csdVYH/3sB6xrY3vv1fUu0ZwaRjJtn xjpWjvkWE8i5HjtKu8dPuL9VE7lTqaVIm2/CS0WmmQzIGToK4dob0U4hsf7cf8/6 YbyYjs3CQ0+Drn+nycQRL4UjgM46A2PFLP8ADomC8IdgM4qmpf5vQwzWWOzmqG6t WdLsvrBq55kRAhMhk6ddQzazCQlOUErTt97qkhcgjVu/OIF/PZ5u5075RoTNQvD4 C24/GpZJ3NbatIjpsSdM6CnlrffaIzf/MhHaZxDvYrvQdNx2yPN4N8iOMvp4ge5S Qg/ToSoADPJDO/8a8u2aib5hOHJdy2Te9E1+fqaPjT4OIzZ/G0opd43G5NxYeA8= =44h1 -----END PGP SIGNATURE----- --cWoXeonUoKmBZSoM-- --===============1670972234491746142== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel --===============1670972234491746142==--