Xen project Mailing List

Re: [Xen-devel] Xen master hangs

To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

From: Doug Goldstein <cardoe@xxxxxxxxxx>

Date: Mon, 27 Jul 2015 16:11:46 -0500

Delivery-date: Mon, 27 Jul 2015 21:12:02 +0000

List-id: Xen developer discussion <xen-devel.lists.xen.org>

On Mon, Jul 27, 2015 at 4:55 AM, Andrew Cooper <andrew.cooper3@xxxxxxxxxx> wrote: > On 24/07/15 17:52, Doug Goldstein wrote: > > <I apologize for the double email, clearly I can't handle keyboard > shortcuts> > > I am currently trying to get Xen to boot on my Lenovo T430 laptop with > BIOS 2.68 and using master results in no output to the screen and the > machine being completely hung (must pull the power cable). I've gone > ahead and bisected it and the resultant commit is: > > commit 4824bdfdabebd4042277461cb3cbefa61c624804 > Author: Chao Peng <chao.p.peng@xxxxxxxxxxxxxxx> > Date: Tue Jul 7 15:42:49 2015 +0200 > > x86: add socket_cpumask > > Maintain socket_cpumask which contains all the HT and core siblings > in the same socket. > > Signed-off-by: Chao Peng <chao.p.peng@xxxxxxxxxxxxxxx> > Acked-by: Jan Beulich <jbeulich@xxxxxxxx> > > Since I'm not getting any output I'm at a loss how to debug this problem > further. I do have Intel AMT setup with Serial Over LAN working so if its > at all possible to get more info over serial I will do that. I am already > booting > Xen with console=vga,com1 com1=115200,amt loglvl=all so not sure what > else to add. > > > This commit broke booting on just about every server. > > New master has the fix it in, although there is one further fix ahead of > that. Try using bc299d01b925d934219b6e8c29fadcd1f1a9210b which is two ahead > of current master. > > ~Andrew You are correct. I switched to staging and got the following: (XEN) Xen version 4.6-unstable (doug@) (gcc (Ubuntu 4.9.2-10ubuntu13) 4.9.2) debug=y Mon Jul 27 15:25:54 CDT 2015 (XEN) Latest ChangeSet: Fri Jul 24 17:29:41 2015 +0200 git:8398ec7 (XEN) Bootloader: EFI (XEN) Command line: com1=115200,8n1,0x40b0 console=com1 loglvl=all console_timestamp=boot (XEN) Video information: (XEN) VGA is graphics mode 1920x1080, 32 bpp (XEN) Disc information: (XEN) Found 0 MBR signatures (XEN) Found 1 EDD information structures (XEN) EFI RAM map: (XEN) 0000000000000000 - 000000000009c000 (usable) (XEN) 000000000009c000 - 000000000009d000 (reserved) (XEN) 000000000009d000 - 000000000009e000 (usable) (XEN) 000000000009e000 - 00000000000c0000 (reserved) (XEN) 0000000000100000 - 0000000020000000 (usable) (XEN) 0000000020000000 - 0000000020200000 (reserved) (XEN) 0000000020200000 - 0000000040004000 (usable) (XEN) 0000000040004000 - 0000000040005000 (reserved) (XEN) 0000000040005000 - 00000000ceaad000 (usable) (XEN) 00000000ceaad000 - 00000000cecaf000 (reserved) (XEN) 00000000cecaf000 - 00000000d660b000 (usable) (XEN) 00000000d660b000 - 00000000daa9f000 (reserved) (XEN) 00000000daa9f000 - 00000000dab9f000 (ACPI NVS) (XEN) 00000000dab9f000 - 00000000dabff000 (ACPI data) (XEN) 00000000dabff000 - 00000000dac00000 (usable) (XEN) 00000000dac00000 - 00000000dfa00000 (reserved) (XEN) 00000000f80f8000 - 00000000f80f9000 (reserved) (XEN) 00000000fed1c000 - 00000000fed90000 (reserved) (XEN) 0000000100000000 - 000000021e600000 (usable) (XEN) 000000021e600000 - 000000021f000000 (reserved) (XEN) ACPI: RSDP DABFE014, 0024 (r2 LENOVO) (XEN) ACPI: XSDT DABFE170, 00CC (r1 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: FACP DABE6000, 010C (r5 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: DSDT DABE8000, 103F7 (r1 LENOVO TP-G1 2680 INTL 20061109) (XEN) ACPI: FACS DAB5A000, 0040 (XEN) ACPI: SLIC DABFD000, 0176 (r1 LENOVO TP-G1 2680 PTL 1) (XEN) ACPI: TCPA DABFC000, 0032 (r2 PTL LENOVO 6040000 LNVO 1) (XEN) ACPI: SSDT DABFB000, 0408 (r1 LENOVO TP-SSDT2 200 INTL 20061109) (XEN) ACPI: SSDT DABFA000, 0033 (r1 LENOVO TP-SSDT1 100 INTL 20061109) (XEN) ACPI: SSDT DABF9000, 0797 (r1 LENOVO SataAhci 1000 INTL 20061109) (XEN) ACPI: HPET DABE4000, 0038 (r1 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: APIC DABE3000, 0098 (r1 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: MCFG DABE2000, 003C (r1 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: ECDT DABE1000, 0052 (r1 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: FPDT DABE0000, 0064 (r1 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: ASF! DABE7000, 00A5 (r32 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: UEFI DABDF000, 003E (r1 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: UEFI DABDE000, 0042 (r1 PTL COMBUF 1 PTL 1) (XEN) ACPI: POAT DABDD000, 0055 (r3 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: SSDT DABDC000, 0C51 (r1 PmRef Cpu0Ist 3000 INTL 20061109) (XEN) ACPI: SSDT DABDB000, 0A83 (r1 PmRef CpuPm 3000 INTL 20061109) (XEN) ACPI: DMAR DABDA000, 00B8 (r1 INTEL SNB 1 INTL 1) (XEN) ACPI: UEFI DABD9000, 02A6 (r1 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: DBG2 DABD8000, 00E9 (r0 LENOVO TP-G1 2680 PTL 2) (XEN) ACPI: BGRT DABD7000, 0038 (r0 LENOVO TP-G1 2680 PTL 2) (XEN) System RAM: 8007MB (8199832kB) (XEN) No NUMA configuration found (XEN) Faking a node at 0000000000000000-000000021e600000 (XEN) Domain heap initialised (XEN) SMBIOS 2.7 present. (XEN) DMI 2.7 present. (XEN) Using APIC driver default (XEN) ACPI: PM-Timer IO Port: 0x408 (XEN) ACPI: v5 SLEEP INFO: control[1:0], status[1:0] (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 - dab5a000/0000000000000000, using 32 (XEN) ACPI: wakeup_vec[dab5a00c], vec_size[20] (XEN) ACPI: Local APIC address 0xfee00000 (XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled) (XEN) Processor #0 7:10 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled) (XEN) Processor #1 7:10 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x02] enabled) (XEN) Processor #2 7:10 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] enabled) (XEN) Processor #3 7:10 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x05] lapic_id[0x00] disabled) (XEN) ACPI: LAPIC (acpi_id[0x06] lapic_id[0x00] disabled) (XEN) ACPI: LAPIC (acpi_id[0x07] lapic_id[0x00] disabled) (XEN) ACPI: LAPIC (acpi_id[0x08] lapic_id[0x00] disabled) (XEN) ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1]) (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: 0x8086a301 base: 0xfed00000 (XEN) ERST table was not found (XEN) ACPI: BGRT: invalidating v0 image at 0xd3649018 (XEN) Using ACPI (MADT) for SMP configuration information (XEN) SMP: Allowing 8 CPUs (4 hotplug CPUs) (XEN) IRQ limits: 24 GSI, 760 MSI/MSI-X (XEN) Switched to APIC driver x2apic_cluster. (XEN) xstate_init: using cntxt_size: 0x340 and states: 0x7 (XEN) mce_intel.c:735: MCA Capability: BCAST 1 SER 0 CMCI 1 firstbank 0 extended MCE MSR 0 (XEN) Intel machine check reporting enabled (XEN) Using scheduler: SMP Credit Scheduler (credit) (XEN) Detected 2594.165 MHz processor. (XEN) EFI memory map: (XEN) 0000000000000-0000000086fff type=7 attr=000000000000000f (XEN) 0000000087000-0000000087fff type=4 attr=000000000000000f (XEN) 0000000088000-0000000098fff type=7 attr=000000000000000f (XEN) 0000000099000-000000009bfff type=2 attr=000000000000000f (XEN) 000000009c000-000000009cfff type=0 attr=000000000000000f (XEN) 000000009d000-000000009dfff type=4 attr=000000000000000f (XEN) 000000009e000-000000009ffff type=0 attr=000000000000000f (XEN) 0000000100000-000001fffffff type=7 attr=000000000000000f (XEN) 0000020000000-00000201fffff type=0 attr=000000000000000f (XEN) 0000020200000-0000040003fff type=7 attr=000000000000000f (XEN) 0000040004000-0000040004fff type=0 attr=000000000000000f (XEN) 0000040005000-00000cc48dfff type=7 attr=000000000000000f (XEN) 00000cc48e000-00000cc4adfff type=4 attr=000000000000000f (XEN) 00000cc4ae000-00000cc53cfff type=7 attr=000000000000000f (XEN) 00000cc53d000-00000cea96fff type=2 attr=000000000000000f (XEN) 00000cea97000-00000ceaacfff type=4 attr=000000000000000f (XEN) 00000ceaad000-00000cecaefff type=0 attr=000000000000000f (XEN) 00000cecaf000-00000cf47dfff type=4 attr=000000000000000f (XEN) 00000cf47e000-00000cf910fff type=7 attr=000000000000000f (XEN) 00000cf911000-00000d0b10fff type=1 attr=000000000000000f (XEN) 00000d0b11000-00000d2145fff type=7 attr=000000000000000f (XEN) 00000d2146000-00000d237ffff type=4 attr=000000000000000f (XEN) 00000d2380000-00000d2573fff type=7 attr=000000000000000f (XEN) 00000d2574000-00000d3e52fff type=4 attr=000000000000000f (XEN) 00000d3e53000-00000d3e56fff type=7 attr=000000000000000f (XEN) 00000d3e57000-00000d4270fff type=4 attr=000000000000000f (XEN) 00000d4271000-00000d427afff type=7 attr=000000000000000f (XEN) 00000d427b000-00000d5c0afff type=4 attr=000000000000000f (XEN) 00000d5c0b000-00000d6156fff type=7 attr=000000000000000f (XEN) 00000d6157000-00000d660afff type=3 attr=000000000000000f (XEN) 00000d660b000-00000d66e0fff type=5 attr=800000000000000f (XEN) 00000d66e1000-00000d680afff type=5 attr=800000000000000f (XEN) 00000d680b000-00000d73b3fff type=6 attr=800000000000000f (XEN) 00000d73b4000-00000da259fff type=6 attr=800000000000000f (XEN) 00000da25a000-00000da7effff type=0 attr=000000000000000f (XEN) 00000da7f0000-00000daa9afff type=0 attr=000000000000000f (XEN) 00000daa9b000-00000daa9bfff type=0 attr=000000000000000f (XEN) 00000daa9c000-00000daa9efff type=0 attr=000000000000000f (XEN) 00000daa9f000-00000daaf4fff type=10 attr=000000000000000f (XEN) 00000daaf5000-00000dab9efff type=10 attr=000000000000000f (XEN) 00000dab9f000-00000dabd6fff type=9 attr=000000000000000f (XEN) 00000dabd7000-00000dabfefff type=9 attr=000000000000000f (XEN) 00000dabff000-00000dabfffff type=4 attr=000000000000000f (XEN) 0000100000000-000021e5fffff type=7 attr=000000000000000f (XEN) 00000000a0000-00000000bffff type=0 attr=0000000000000000 (XEN) 00000dac00000-00000df9fffff type=0 attr=0000000000000000 (XEN) 00000f80f8000-00000f80f8fff type=11 attr=8000000000000001 (XEN) 00000fed1c000-00000fed1ffff type=11 attr=8000000000000001 (XEN) 00000fed20000-00000fed8ffff type=0 attr=0000000000000000 (XEN) 000021e600000-000021effffff type=0 attr=0000000000000000 (XEN) Initing memory sharing. (XEN) alt table ffff82d0802f6150 -> ffff82d0802f7440 (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 0x3a (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) ACPI sleep modes: S3 (XEN) VPMU: disabled (XEN) mcheck_poll: Machine check polling timer started. (XEN) Dom0 has maximum 600 PIRQs (XEN) NX (Execute Disable) protection active (XEN) *** LOADING DOMAIN 0 *** (XEN) elf_parse_binary: phdr: paddr=0x1000000 memsz=0xbac000 (XEN) elf_parse_binary: phdr: paddr=0x1c00000 memsz=0x136000 (XEN) elf_parse_binary: phdr: paddr=0x1d36000 memsz=0x15440 (XEN) elf_parse_binary: phdr: paddr=0x1d4c000 memsz=0x2bf000 (XEN) elf_parse_binary: memory: 0x1000000 -> 0x200b000 (XEN) elf_xen_parse_note: GUEST_OS = "linux" (XEN) elf_xen_parse_note: GUEST_VERSION = "2.6" (XEN) elf_xen_parse_note: XEN_VERSION = kernel: 64-bit, PAE, lsb, paddr 0x1000000 -> 0x200b000 (XEN) PHYSICAL MEMORY ARRANGEMENT: (XEN) Dom0 alloc.: 0000000210000000->0000000214000000 (1963504 pages to be allocated) (XEN) Init. ramdisk: 000000021c6f6000->000000021e5ffd57 (XEN) VIRTUAL MEMORY ARRANGEMENT: (XEN) Loaded kernel: ffffffff81000000->ffffffff8200b000 (XEN) Init. ramdisk: 0000000000000000->0000000000000000 (XEN) Phys-Mach map: ffffffff8200b000->ffffffff82f357d0 (XEN) Start info: ffffffff82f36000->ffffffff82f364b4 (XEN) Page tables: ffffffff82f37000->ffffffff82f52000 (XEN) Boot stack: ffffffff82f52000->ffffffff82f53000 (XEN) TOTAL: ffffffff80000000->ffffffff83000000 (XEN) ENTRY ADDRESS: ffffffff81d4c1f0 (XEN) Dom0 has maximum 4 VCPUs (XEN) elf_load_binary: phdr 0 at 0xffffffff81000000 -> 0xffffffff81bac000 (XEN) elf_load_binary: phdr 1 at 0xffffffff81c00000 -> 0xffffffff81d36000 (XEN) elf_load_binary: phdr 2 at 0xffffffff81d36000 -> 0xffffffff81d4b440 (XEN) elf_load_binary: phdr 3 at 0xffffffff81d4c000 -> 0xffffffff81e9f000 (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: All (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to Xen) (XEN) Freed 332kB init memory. mapping kernel into physical memory about to get started... (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 00000000c0000081 from 0xe023e00800000000 to 0x0023001000000000. (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 00000000c0000082 from 0xffff82d0bffff000 to 0xffffffff817cb550. (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 00000000c0000083 from 0xffff82d0bffff020 to 0xffffffff817cdb80. (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 0000000000000174 from 0x000000000000e008 to 0x0000000000000010. (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 0000000000000175 from 0xffff8300cfd07fc0 to 0x0000000000000000. (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 0000000000000176 from 0xffff82d08023ad80 to 0xffffffff817cde90. (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 00000000c0000083 from 0xffff82d0bffff020 to 0xffffffff817ce0d0. (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 00000000c0000084 from 0x0000000000074700 to 0x0000000000047700. (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 00000000000001c9 from 0x0000000000000000 to 0x0000000000000003. (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 00000000000001a6 from 0x0000000000000000 to 0x00000000000001ff. (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 00000000000001a7 from 0x0000000000000000 to 0x00000000000001ff. (XEN) traps.c:2686:d0v0 Domain attempted WRMSR 00000000000003f6 from 0x000000000000ffff to 0x000000000000fe00. (XEN) traps.c:2686:d0v1 Domain attempted WRMSR 00000000c0000081 from 0xe023e00800000000 to 0x0023001000000000. (XEN) traps.c:2686:d0v1 Domain attempted WRMSR 00000000c0000082 from 0xffff82d0bfffe080 to 0xffffffff817cb550. (XEN) traps.c:2686:d0v1 Domain attempted WRMSR 00000000c0000083 from 0xffff82d0bfffe0a0 to 0xffffffff817cdb80. (XEN) traps.c:2686:d0v1 Domain attempted WRMSR 0000000000000174 from 0x000000000000e008 to 0x0000000000000010. (XEN) traps.c:2686:d0v1 Domain attempted WRMSR 0000000000000175 from 0xffff830216cd7fc0 to 0x0000000000000000. (XEN) traps.c:2686:d0v1 Domain attempted WRMSR 0000000000000176 from 0xffff82d08023ad80 to 0xffffffff817cde90. (XEN) traps.c:2686:d0v1 Domain attempted WRMSR 00000000c0000083 from 0xffff82d0bfffe0a0 to 0xffffffff817ce0d0. (XEN) traps.c:2686:d0v1 Domain attempted WRMSR 00000000c0000084 from 0x0000000000074700 to 0x0000000000047700. (XEN) traps.c:2686:d0v2 Domain attempted WRMSR 00000000c0000081 from 0xe023e00800000000 to 0x0023001000000000. (XEN) traps.c:2686:d0v2 Domain attempted WRMSR 00000000c0000082 from 0xffff82d0bfffd100 to 0xffffffff817cb550. (XEN) traps.c:2686:d0v2 Domain attempted WRMSR 00000000c0000083 from 0xffff82d0bfffd120 to 0xffffffff817cdb80. (XEN) traps.c:2686:d0v2 Domain attempted WRMSR 0000000000000174 from 0x000000000000e008 to 0x0000000000000010. (XEN) traps.c:2686:d0v2 Domain attempted WRMSR 0000000000000175 from 0xffff830216cc7fc0 to 0x0000000000000000. (XEN) traps.c:2686:d0v2 Domain attempted WRMSR 0000000000000176 from 0xffff82d08023ad80 to 0xffffffff817cde90. (XEN) traps.c:2686:d0v2 Domain attempted WRMSR 00000000c0000083 from 0xffff82d0bfffd120 to 0xffffffff817ce0d0. (XEN) traps.c:2686:d0v2 Domain attempted WRMSR 00000000c0000084 from 0x0000000000074700 to 0x0000000000047700. (XEN) traps.c:2686:d0v3 Domain attempted WRMSR 00000000c0000081 from 0xe023e00800000000 to 0x0023001000000000. (XEN) traps.c:2686:d0v3 Domain attempted WRMSR 00000000c0000082 from 0xffff82d0bfffc180 to 0xffffffff817cb550. (XEN) traps.c:2686:d0v3 Domain attempted WRMSR 00000000c0000083 from 0xffff82d0bfffc1a0 to 0xffffffff817cdb80. (XEN) traps.c:2686:d0v3 Domain attempted WRMSR 0000000000000174 from 0x000000000000e008 to 0x0000000000000010. (XEN) traps.c:2686:d0v3 Domain attempted WRMSR 0000000000000175 from 0xffff830216c7ffc0 to 0x0000000000000000. (XEN) traps.c:2686:d0v3 Domain attempted WRMSR 0000000000000176 from 0xffff82d08023ad80 to 0xffffffff817cde90. (XEN) traps.c:2686:d0v3 Domain attempted WRMSR 00000000c0000083 from 0xffff82d0bfffc1a0 to 0xffffffff817ce0d0. (XEN) traps.c:2686:d0v3 Domain attempted WRMSR 00000000c0000084 from 0x0000000000074700 to 0x0000000000047700. (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 0000:00:14.0 (XEN) PCI add device 0000:00:16.0 (XEN) PCI add device 0000:00:16.3 (XEN) PCI add device 0000:00:19.0 (XEN) PCI add device 0000:00:1a.0 (XEN) PCI add device 0000:00:1b.0 (XEN) PCI add device 0000:00:1c.0 (XEN) PCI add device 0000:00:1c.1 (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 (XEN) PCI add device 0000:02:00.0 (XEN) PCI add device 0000:03:00.0 (XEN) PCI: Using MCFG for segment 0000 bus 00-3f (XEN) d0: Forcing read-only access to MFN fed00 (XEN) ----[ Xen-4.6-unstable x86_64 debug=y Not tainted ]---- (XEN) CPU: 0 (XEN) RIP: e008:[<00000000cea9727b>] 00000000cea9727b (XEN) RFLAGS: 0000000000010286 CONTEXT: hypervisor (d0v0) (XEN) rax: 00000000cea9727b rbx: ffff8300cfd07e48 rcx: 000000000000001f (XEN) rdx: 00000000d674ded0 rsi: 0000000000000000 rdi: ffff83021df5f080 (XEN) rbp: ffff8300cfd07da8 rsp: ffff8300cfd07d20 r8: ffff8300cfd07e68 (XEN) r9: 0000000000000000 r10: 0000000000000000 r11: 00000000db002700 (XEN) r12: ffff8300cfd07e68 r13: 0000000000000000 r14: ffff83021df5f080 (XEN) r15: 0000000211c13000 cr0: 0000000080050033 cr4: 00000000001526e0 (XEN) cr3: 0000000216cb7000 cr2: 00000000cea9727b (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: e010 cs: e008 (XEN) Xen stack trace from rsp=ffff8300cfd07d20: (XEN) 00000000d674cd77 0000000211c13000 ffffffff81ce0a20 ffff82d0802aabc4 (XEN) ffff83021df5f080 8000000000000013 00000000ffffffa1 0000000216cb7000 (XEN) ffff82f830216c6c280 ffff8300cfd07da8 (XEN) ffff82d08012ac5b 0000000000000400 ffff82d080109f68 00000000000000e0 (XEN) ffff8300cfd07f18 ffffffff81ce0a20 ffff82d0802aabc4 ffff8300cfd00000 (XEN) ffff82d080320080 ffff8300cfd07ef8 ffff82d0801673ba ffff830216c3fd50 (XEN) 0000000000000202 0000000000000000 ffff880209de7d18 ffff8300ce9fe000 (XEN) ffff830216c6c280 ffff830216c6d000 00000000ffffffea ffff830216c6c280 (XEN) 0300000100000031 0000000000000008 0000000000000000 0000000000000400 (XEN) ffff8802038e3c00 0000000000000000 0000000000000000 0000000000000000 (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000 (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000 (XEN) 0000000000000000 000000000000e030 ffff8300ce9fe000 ffffffff81ce0a20 (XEN) 0000000000000000 ffffffff8167e290 0000000000000000 00007cff302f80c7 (XEN) ffff82d08023abe2 ffffffff810010ea 0000000000000007 ffff88020ac8b090 (XEN) 0000000000000000 ffff880005868a00 000000000000000c ffff880209de7da8 (XEN) ffff8802038e3c00 0000000000000246 ffff88020f0177c0 ffff880209de7de8 (XEN) 00000000000175a0 0000000000000007 ffffffff810010ea 0000000000000000 (XEN) ffff8802038e3c00 ffff880209de7d18 0001010000000000 ffffffff810010ea (XEN) Xen call trace: (XEN) [<00000000cea9727b>] 00000000cea9727b (XEN) [<ffff82d080109f68>] evtchn_check_pollers+0x22/0x9d (XEN) (XEN) Pagetable walk from 00000000cea9727b: (XEN) L4[0x000] = 0000000216cb6063 ffffffffffffffff (XEN) L3[0x003] = 00000000cfca4063 ffffffffffffffff (XEN) L2[0x075] = 00000000ce9ff063 ffffffffffffffff (XEN) L1[0x097] = 80000000cea97163 00000000000d15e5 (XEN) (XEN) **************************************** (XEN) Panic on CPU 0: (XEN) FATAL PAGE FAULT (XEN) [error_code=0011] (XEN) Faulting linear address: 00000000cea9727b (XEN) **************************************** (XEN) (XEN) Reboot in five seconds... dom0 has the following as the last line in dmesg: EFI Variables Facility v0.08 2004-May-17 If I boot with "efi=no-rs" then the system will come up. I have to boot the system from the EFI shell because booting from grub / multiboot (the way Ubuntu is doing things by default) results in the system unable to find the RSDP from ACPI. I assume that's because grub is exiting boot services and the multiboot spec can not pass the address of RSDP. I have a similar failure with Xen 4.5.1. I'll include the last little bit here for completeness: XEN) PCI add device 0000:03:00.0 (XEN) PCI: Using MCFG for segment 0000 bus 00-3f (XEN) ----[ Xen-4.5.1 x86_64 debug=n Not tainted ]---- (XEN) CPU: 0 (XEN) RIP: e008:[<0000000000000006>] 0000000000000006 (XEN) RFLAGS: 0000000000010202 CONTEXT: hypervisor (XEN) rax: 00000000cea97275 rbx: ffff82d080457e58 rcx: 000000000000001f (XEN) rdx: 00000000d674ded0 rsi: 0000000000152670 rdi: ffff83021df6f080 (XEN) rbp: ffff82d080457db8 rsp: ffff82d080457d40 r8: ffff82d080457e78 (XEN) r9: 0000000000000000 r10: 0000000000000000 r11: 00000000db002700 (XEN) r12: ffff82d080457e78 r13: 0000000000000000 r14: 0000000211c13000 (XEN) r15: 0000000000000000 cr0: 0000000080050033 cr4: 00000000001526f0 (XEN) cr3: 0000000216cf5000 cr2: ffff880209cf93a8 (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: e010 cs: e008 (XEN) Xen stack trace from rsp=ffff82d080457d40: (XEN) 00000000d674cd77 ffff82d080498ab0 0000000000000206 0000000211c13000 (XEN) ffff8802099e7d18 ffff83021df6f080 8000000000000013 0000000216cf5000 (XEN) ffff82d08022a66f ffff82d080457e58 00000000ffffffa1 0000000000152670 (XEN) ffff82d08022a5ed ffff82d0801425c0 ffff82d08027a780 0000000000000400 (XEN) ffff880203499848 ffffc900451131e0 ffff82d080457f18 ffff8802099e7d18 (XEN) ffff82d080457e58 ffff82d080450000 ffff82d08046f880 0000000000000000 (XEN) ffff82d080167154 00000022593748d5 0000000000000008 0000000000000004 (XEN) ffff830216cd6030 ffff82d0804989c0 0000000000000004 0000000000000000 (XEN) ffff82d080479128 ffff82d08027a780 0300000100000031 0000000000000008 (XEN) 0000000000000000 0000000000000400 ffff8800058e0800 0000000000000000 (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000 (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000 (XEN) 0000000000000000 0000000000000000 0000000000000000 ffffc900451131e0 (XEN) ffff8300d6600000 ffff8802099e7da8 ffffffff81ce0a20 0000000000000000 (XEN) ffffffff8167e290 0000000000000000 ffff82d080225dc9 ffffc900451131e0 (XEN) ffff880203499848 ffffc900451132e0 ffffc90045113298 ffff8802099e7da8 (XEN) ffff8800058e0800 0000000000000246 ffff88020f017780 ffff8802099e7de8 (XEN) 0000000000017560 0000000000000007 ffffffff810010ea 0000000000000000 (XEN) ffff8800058e0800 ffff8802099e7d18 0001010000000000 ffffffff810010ea (XEN) 000000000000e033 0000000000000246 ffff8802099e7d00 000000000000e02b (XEN) Xen call trace: (XEN) [<0000000000000006>] 0000000000000006 (XEN) [<ffff82d08022a66f>] efi_runtime_call+0x76f/0x870 (XEN) [<ffff82d08022a5ed>] efi_runtime_call+0x6ed/0x870 (XEN) [<ffff82d0801425c0>] ns16550_poll+0/0x20 (XEN) [<ffff82d080167154>] do_platform_op+0x504/0x1300 (XEN) [<ffff82d080225dc9>] syscall_enter+0xa9/0xae (XEN) (XEN) (XEN) **************************************** (XEN) Panic on CPU 0: (XEN) FATAL TRAP: vector = 6 (invalid opcode) (XEN) **************************************** (XEN) (XEN) Reboot in five seconds... -- Doug Goldstein _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel

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