I instrumented set_nr_sockets() and smp_store_cpu_info(), and re-ran with varying numbers of CPUs.
With 4 CPUs, nr_sockets=4, so smp_store_cpu_info() exceeds the bounds of the socket_cpumask array when socket=4 or 6. Loading xen-4.6-amd64.gz... ok Loading vmlinuz-3.14.51-grsec-dock... ok Loading initrd.img-3.14.51-grsec-dock... ok (XEN) Xen version 4.6.1-pre (Debian 4.6.1~pre-1skyport1) ( eswi...@skyportsystems.com) (gcc (Debian 4.9.3-4) 4.9.3) debug=y Fri Nov 20 10:07:47 PST 2015 (XEN) Bootloader: SYSLINUX 4.05 20140113 (XEN) Command line: console=com1,vga com1=115200 no-bootscrub dom0_mem=2048M,max:2048M loglvl=all cpuinfo=1 apic_verbosity=debug (XEN) Video information: (XEN) VGA is text mode 80x25, font 8x16 (XEN) Disc information: (XEN) Found 1 MBR signatures (XEN) Found 1 EDD information structures (XEN) Xen-e820 RAM map: (XEN) 0000000000000000 - 000000000009f800 (usable) (XEN) 000000000009f800 - 00000000000a0000 (reserved) (XEN) 00000000000dc000 - 0000000000100000 (reserved) (XEN) 0000000000100000 - 00000000bfef0000 (usable) (XEN) 00000000bfef0000 - 00000000bfeff000 (ACPI data) (XEN) 00000000bfeff000 - 00000000bff00000 (ACPI NVS) (XEN) 00000000bff00000 - 00000000c0000000 (usable) (XEN) 00000000f0000000 - 00000000f8000000 (reserved) (XEN) 00000000fec00000 - 00000000fec10000 (reserved) (XEN) 00000000fee00000 - 00000000fee01000 (reserved) (XEN) 00000000fffe0000 - 0000000100000000 (reserved) (XEN) 0000000100000000 - 00000001c0000000 (usable) (XEN) ACPI: RSDP 000F6A10, 0024 (r2 PTLTD ) (XEN) ACPI: XSDT BFEF030B, 0054 (r1 INTEL 440BX 6040000 VMW 1324272) (XEN) ACPI: FACP BFEFEE73, 00F4 (r4 INTEL 440BX 6040000 PTL F4240) (XEN) ACPI: DSDT BFEF05B1, E8C2 (r1 PTLTD Custom 6040000 MSFT 3000001) (XEN) ACPI: FACS BFEFFFC0, 0040 (XEN) ACPI: BOOT BFEF0589, 0028 (r1 PTLTD $SBFTBL$ 6040000 LTP 1) (XEN) ACPI: APIC BFEF050F, 007A (r1 PTLTD APIC 6040000 LTP 0) (XEN) ACPI: MCFG BFEF04D3, 003C (r1 PTLTD $PCITBL$ 6040000 LTP 1) (XEN) ACPI: SRAT BFEF03C3, 0110 (r2 VMWARE MEMPLUG 6040000 VMW 1) (XEN) ACPI: WAET BFEF039B, 0028 (r1 VMWARE VMW WAET 6040000 VMW 1) (XEN) System RAM: 6143MB (6291004kB) (XEN) SRAT: PXM 0 -> APIC 00 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 02 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 04 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 06 -> Node 0 (XEN) SRAT: Node 0 PXM 0 0-a0000 (XEN) SRAT: Node 0 PXM 0 100000-10000000 (XEN) SRAT: Node 0 PXM 0 10000000-c0000000 (XEN) SRAT: Node 0 PXM 0 100000000-1c0000000 (XEN) NUMA: Allocated memnodemap from 1bd8f8000 - 1bd8fa000 (XEN) NUMA: Using 8 for the hash shift. (XEN) Domain heap initialised (XEN) found SMP MP-table at 000f6a80 (XEN) DMI present. (XEN) APIC boot state is 'xapic' (XEN) Using APIC driver default (XEN) ACPI: PM-Timer IO Port: 0x1008 (XEN) ACPI: SLEEP INFO: pm1x_cnt[1:1004,1:0], pm1x_evt[1:1000,1:0] (XEN) ACPI: wakeup_vec[bfefffcc], vec_size[20] (XEN) ACPI: Local APIC address 0xfee00000 (XEN) ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) (XEN) Processor #0 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x02] enabled) (XEN) Processor #2 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x04] enabled) (XEN) Processor #4 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x06] enabled) (XEN) Processor #6 6:6 APIC version 21 (XEN) ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1]) (XEN) ACPI: IOAPIC (id[0x01] address[0xfec00000] gsi_base[0]) (XEN) IOAPIC[0]: apic_id 1, version 17, address 0xfec00000, GSI 0-23 (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 high edge) (XEN) ACPI: IRQ0 used by override. (XEN) ACPI: IRQ2 used by override. (XEN) Enabling APIC mode: Flat. Using 1 I/O APICs (XEN) ERST table was not found (XEN) Using ACPI (MADT) for SMP configuration information (XEN) SMP: Allowing 4 CPUs (0 hotplug CPUs) (XEN) mapped APIC to ffff82cfffdfb000 (fee00000) (XEN) mapped IOAPIC to ffff82cfffdfa000 (fec00000) (XEN) IRQ limits: 24 GSI, 760 MSI/MSI-X (XEN) Not enabling x2APIC: depends on iommu_supports_eim. (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) xstate_init: using cntxt_size: 0x340 and states: 0x7 (XEN) CPU0: No MCE banks present. Machine check support disabled (XEN) Using scheduler: SMP Credit Scheduler (credit) (XEN) Initializing CPU#0 (XEN) Detected 2592.620 MHz processor. (XEN) Initing memory sharing. (XEN) alt table ffff82d0802e6f10 -> ffff82d0802e81c4 (XEN) PCI: MCFG configuration 0: base f0000000 segment 0000 buses 00 - 7f (XEN) PCI: MCFG area at f0000000 reserved in E820 (XEN) PCI: Using MCFG for segment 0000 bus 00-7f (XEN) I/O virtualisation disabled (XEN) smp_store_cpu_info id=0 (XEN) CPU0: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) set_nr_sockets nr_sockets=4 num_processors=4 disabled_cpus=0 cpus=1 (XEN) Getting VERSION: 50015 (XEN) Getting VERSION: 50015 (XEN) Getting ID: 0 (XEN) Getting LVT0: 700 (XEN) Getting LVT1: 400 (XEN) enabled ExtINT on CPU#0 (XEN) ENABLING IO-APIC IRQs (XEN) -> Using new ACK method (XEN) init IO_APIC IRQs (XEN) IO-APIC (apicid-pin) 1-0, 1-16, 1-17, 1-18, 1-19, 1-20, 1-21, 1-22, 1-23 not connected. (XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1 (XEN) number of MP IRQ sources: 15. (XEN) number of IO-APIC #1 registers: 24. (XEN) testing the IO APIC....................... (XEN) IO APIC #1...... (XEN) .... register #00: 01000000 (XEN) ....... : physical APIC id: 01 (XEN) ....... : Delivery Type: 0 (XEN) ....... : LTS : 0 (XEN) .... register #01: 00170011 (XEN) ....... : max redirection entries: 0017 (XEN) ....... : PRQ implemented: 0 (XEN) ....... : IO APIC version: 0011 (XEN) .... register #02: 01000000 (XEN) ....... : arbitration: 01 (XEN) .... IRQ redirection table: (XEN) NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect: (XEN) 00 000 00 1 0 0 0 0 0 0 00 (XEN) 01 001 01 0 0 0 0 0 1 1 28 (XEN) 02 001 01 0 0 0 0 0 1 1 F0 (XEN) 03 001 01 0 0 0 0 0 1 1 30 (XEN) 04 001 01 0 0 0 0 0 1 1 F1 (XEN) 05 001 01 0 0 0 0 0 1 1 38 (XEN) 06 001 01 0 0 0 0 0 1 1 40 (XEN) 07 001 01 0 0 0 0 0 1 1 48 (XEN) 08 001 01 0 0 0 0 0 1 1 50 (XEN) 09 001 01 0 0 0 0 0 1 1 58 (XEN) 0a 001 01 0 0 0 0 0 1 1 60 (XEN) 0b 001 01 0 0 0 0 0 1 1 68 (XEN) 0c 001 01 0 0 0 0 0 1 1 70 (XEN) 0d 001 01 0 0 0 0 0 1 1 78 (XEN) 0e 001 01 0 0 0 0 0 1 1 88 (XEN) 0f 001 01 0 0 0 0 0 1 1 90 (XEN) 10 000 00 1 0 0 0 0 0 0 00 (XEN) 11 000 00 1 0 0 0 0 0 0 00 (XEN) 12 000 00 1 0 0 0 0 0 0 00 (XEN) 13 000 00 1 0 0 0 0 0 0 00 (XEN) 14 000 00 1 0 0 0 0 0 0 00 (XEN) 15 000 00 1 0 0 0 0 0 0 00 (XEN) 16 000 00 1 0 0 0 0 0 0 00 (XEN) 17 000 00 1 0 0 0 0 0 0 00 (XEN) Using vector-based indexing (XEN) IRQ to pin mappings: (XEN) IRQ240 -> 0:2 (XEN) IRQ40 -> 0:1 (XEN) IRQ48 -> 0:3 (XEN) IRQ241 -> 0:4 (XEN) IRQ56 -> 0:5 (XEN) IRQ64 -> 0:6 (XEN) IRQ72 -> 0:7 (XEN) IRQ80 -> 0:8 (XEN) IRQ88 -> 0:9 (XEN) IRQ96 -> 0:10 (XEN) IRQ104 -> 0:11 (XEN) IRQ112 -> 0:12 (XEN) IRQ120 -> 0:13 (XEN) IRQ136 -> 0:14 (XEN) IRQ144 -> 0:15 (XEN) .................................... done. (XEN) Using local APIC timer interrupts. (XEN) calibrating APIC timer ... (XEN) ..... CPU clock speed is 2592.9295 MHz. (XEN) ..... host bus clock speed is 92.5953 MHz. (XEN) ..... bus_scale = 0x5ed2 (XEN) Platform timer is 3.579MHz ACPI PM Timer (XEN) Allocated console ring of 32 KiB. (XEN) mwait-idle: MWAIT substates: 0x10 (XEN) mwait-idle: v0.4 model 0x46 (XEN) mwait-idle: lapic_timer_reliable_states 0xffffffff (XEN) VMX: Supported advanced features: (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) not detected (XEN) HVM: PVH mode not supported on this platform (XEN) CPU 0 APIC 0 -> Node 0 (XEN) CPU 1 APIC 2 -> Node 0 (XEN) Booting processor 1/2 eip 8f000 (XEN) Initializing CPU#1 (XEN) masked ExtINT on CPU#1 (XEN) smp_store_cpu_info id=1 (XEN) CPU: Physical Processor ID: 2 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU1: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=1 socket=2 socket_cpumask[socket]=0000000000000000 (XEN) CPU1: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) CPU 2 APIC 4 -> Node 0 (XEN) Booting processor 2/4 eip 8f000 (XEN) Initializing CPU#2 (XEN) masked ExtINT on CPU#2 (XEN) smp_store_cpu_info id=2 (XEN) CPU: Physical Processor ID: 4 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU2: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=2 socket=4 socket_cpumask[socket]=ffff8301bd8b5430 (XEN) CPU2: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) CPU 3 APIC 6 -> Node 0 (XEN) Booting processor 3/6 eip 8f000 (XEN) Initializing CPU#3 (XEN) masked ExtINT on CPU#3 (XEN) smp_store_cpu_info id=3 (XEN) CPU: Physical Processor ID: 6 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU3: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=3 socket=6 socket_cpumask[socket]=0000000000000001 (XEN) CPU3: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) ----[ Xen-4.6.1-pre x86_64 debug=y Not tainted ]---- (XEN) CPU: 3 (XEN) RIP: e008:[<ffff82d080188544>] set_cpu_sibling_map+0x53/0x38d (XEN) RFLAGS: 0000000000010097 CONTEXT: hypervisor (XEN) rax: 0000000000000001 rbx: 0000000000000000 rcx: 000000313d58dc80 (XEN) rdx: 0000000000000006 rsi: 000000000000001e rdi: 0000000000000003 (XEN) rbp: ffff8301bd87fee0 rsp: ffff8301bd87fea0 r8: ffff8301bd87fea0 (XEN) r9: 0000000000000000 r10: 0000000000000001 r11: 0000000000000001 (XEN) r12: 00000000000000c8 r13: 0000000000000003 r14: 0000000000000000 (XEN) r15: 0000000000000000 cr0: 000000008005003b cr4: 00000000001526a0 (XEN) cr3: 00000000bfc9f000 cr2: 0000000000000001 (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: 0000 cs: e008 (XEN) Xen stack trace from rsp=ffff8301bd87fea0: (XEN) 0000000300000000 0000000000000003 ffff8301bd87fee0 0000000000000000 (XEN) 00000000000000c8 0000000000000003 0000000000000000 0000000000000000 (XEN) ffff8301bd87ff10 ffff82d080188fc3 0000000000000001 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 0000000000000000 0000000000000000 (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000 (XEN) 0000000000000003 ffff8300bfffb000 000000313d58dc80 0000000000000000 (XEN) Xen call trace: (XEN) [<ffff82d080188544>] set_cpu_sibling_map+0x53/0x38d (XEN) [<ffff82d080188fc3>] start_secondary+0x1fb/0x256 (XEN) (XEN) Pagetable walk from 0000000000000001: (XEN) L4[0x000] = 00000001bd8ec063 ffffffffffffffff (XEN) L3[0x000] = 00000001bd8eb063 ffffffffffffffff (XEN) L2[0x000] = 00000001bd8ea063 ffffffffffffffff (XEN) L1[0x000] = 0000000000000000 ffffffffffffffff (XEN) (XEN) **************************************** (XEN) Panic on CPU 3: (XEN) FATAL PAGE FAULT (XEN) [error_code=0002] (XEN) Faulting linear address: 0000000000000001 (XEN) **************************************** (XEN) (XEN) Reboot in five seconds... Similar issue with 8 CPUs. Loading xen-4.6-amd64.gz... ok Loading vmlinuz-3.14.51-grsec-dock... ok Loading initrd.img-3.14.51-grsec-dock... ok (XEN) Xen version 4.6.1-pre (Debian 4.6.1~pre-1skyport1) ( eswi...@skyportsystems.com) (gcc (Debian 4.9.3-4) 4.9.3) debug=y Fri Nov 20 10:07:47 PST 2015 (XEN) Bootloader: SYSLINUX 4.05 20140113 (XEN) Command line: console=com1,vga com1=115200 no-bootscrub dom0_mem=2048M,max:2048M loglvl=all cpuinfo=1 apic_verbosity=debug (XEN) Video information: (XEN) VGA is text mode 80x25, font 8x16 (XEN) Disc information: (XEN) Found 1 MBR signatures (XEN) Found 1 EDD information structures (XEN) Xen-e820 RAM map: (XEN) 0000000000000000 - 000000000009f800 (usable) (XEN) 000000000009f800 - 00000000000a0000 (reserved) (XEN) 00000000000dc000 - 0000000000100000 (reserved) (XEN) 0000000000100000 - 00000000bfef0000 (usable) (XEN) 00000000bfef0000 - 00000000bfeff000 (ACPI data) (XEN) 00000000bfeff000 - 00000000bff00000 (ACPI NVS) (XEN) 00000000bff00000 - 00000000c0000000 (usable) (XEN) 00000000f0000000 - 00000000f8000000 (reserved) (XEN) 00000000fec00000 - 00000000fec10000 (reserved) (XEN) 00000000fee00000 - 00000000fee01000 (reserved) (XEN) 00000000fffe0000 - 0000000100000000 (reserved) (XEN) 0000000100000000 - 00000001c0000000 (usable) (XEN) ACPI: RSDP 000F6A10, 0024 (r2 PTLTD ) (XEN) ACPI: XSDT BFEF00E7, 0054 (r1 INTEL 440BX 6040000 VMW 1324272) (XEN) ACPI: FACP BFEFEE73, 00F4 (r4 INTEL 440BX 6040000 PTL F4240) (XEN) ACPI: DSDT BFEF0405, EA6E (r1 PTLTD Custom 6040000 MSFT 3000001) (XEN) ACPI: FACS BFEFFFC0, 0040 (XEN) ACPI: BOOT BFEF03DD, 0028 (r1 PTLTD $SBFTBL$ 6040000 LTP 1) (XEN) ACPI: APIC BFEF032B, 00B2 (r1 PTLTD APIC 6040000 LTP 0) (XEN) ACPI: MCFG BFEF02EF, 003C (r1 PTLTD $PCITBL$ 6040000 LTP 1) (XEN) ACPI: SRAT BFEF019F, 0150 (r2 VMWARE MEMPLUG 6040000 VMW 1) (XEN) ACPI: WAET BFEF0177, 0028 (r1 VMWARE VMW WAET 6040000 VMW 1) (XEN) System RAM: 6143MB (6291004kB) (XEN) SRAT: PXM 0 -> APIC 00 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 02 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 04 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 06 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 08 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 0a -> Node 0 (XEN) SRAT: PXM 0 -> APIC 0c -> Node 0 (XEN) SRAT: PXM 0 -> APIC 0e -> Node 0 (XEN) SRAT: Node 0 PXM 0 0-a0000 (XEN) SRAT: Node 0 PXM 0 100000-10000000 (XEN) SRAT: Node 0 PXM 0 10000000-c0000000 (XEN) SRAT: Node 0 PXM 0 100000000-1c0000000 (XEN) NUMA: Allocated memnodemap from 1bd8f8000 - 1bd8fa000 (XEN) NUMA: Using 8 for the hash shift. (XEN) Domain heap initialised (XEN) found SMP MP-table at 000f6a80 (XEN) DMI present. (XEN) APIC boot state is 'xapic' (XEN) Using APIC driver default (XEN) ACPI: PM-Timer IO Port: 0x1008 (XEN) ACPI: SLEEP INFO: pm1x_cnt[1:1004,1:0], pm1x_evt[1:1000,1:0] (XEN) ACPI: wakeup_vec[bfefffcc], vec_size[20] (XEN) ACPI: Local APIC address 0xfee00000 (XEN) ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) (XEN) Processor #0 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x02] enabled) (XEN) Processor #2 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x04] enabled) (XEN) Processor #4 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x06] enabled) (XEN) Processor #6 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x04] lapic_id[0x08] enabled) (XEN) Processor #8 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x05] lapic_id[0x0a] enabled) (XEN) Processor #10 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x06] lapic_id[0x0c] enabled) (XEN) Processor #12 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x07] lapic_id[0x0e] enabled) (XEN) Processor #14 6:6 APIC version 21 (XEN) ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x04] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x05] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x06] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x07] high edge lint[0x1]) (XEN) ACPI: IOAPIC (id[0x01] address[0xfec00000] gsi_base[0]) (XEN) IOAPIC[0]: apic_id 1, version 17, address 0xfec00000, GSI 0-23 (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 high edge) (XEN) ACPI: IRQ0 used by override. (XEN) ACPI: IRQ2 used by override. (XEN) Enabling APIC mode: Flat. Using 1 I/O APICs (XEN) ERST table was not found (XEN) Using ACPI (MADT) for SMP configuration information (XEN) SMP: Allowing 8 CPUs (0 hotplug CPUs) (XEN) mapped APIC to ffff82cfffdfb000 (fee00000) (XEN) mapped IOAPIC to ffff82cfffdfa000 (fec00000) (XEN) IRQ limits: 24 GSI, 1528 MSI/MSI-X (XEN) Not enabling x2APIC: depends on iommu_supports_eim. (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) xstate_init: using cntxt_size: 0x340 and states: 0x7 (XEN) CPU0: No MCE banks present. Machine check support disabled (XEN) Using scheduler: SMP Credit Scheduler (credit) (XEN) Initializing CPU#0 (XEN) Detected 2592.575 MHz processor. (XEN) Initing memory sharing. (XEN) alt table ffff82d0802e6f10 -> ffff82d0802e81c4 (XEN) PCI: MCFG configuration 0: base f0000000 segment 0000 buses 00 - 7f (XEN) PCI: MCFG area at f0000000 reserved in E820 (XEN) PCI: Using MCFG for segment 0000 bus 00-7f (XEN) I/O virtualisation disabled (XEN) smp_store_cpu_info id=0 (XEN) CPU0: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) set_nr_sockets nr_sockets=8 num_processors=8 disabled_cpus=0 cpus=1 (XEN) Getting VERSION: 50015 (XEN) Getting VERSION: 50015 (XEN) Getting ID: 0 (XEN) Getting LVT0: 700 (XEN) Getting LVT1: 400 (XEN) enabled ExtINT on CPU#0 (XEN) ENABLING IO-APIC IRQs (XEN) -> Using new ACK method (XEN) init IO_APIC IRQs (XEN) IO-APIC (apicid-pin) 1-0, 1-16, 1-17, 1-18, 1-19, 1-20, 1-21, 1-22, 1-23 not connected. (XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1 (XEN) number of MP IRQ sources: 15. (XEN) number of IO-APIC #1 registers: 24. (XEN) testing the IO APIC....................... (XEN) IO APIC #1...... (XEN) .... register #00: 01000000 (XEN) ....... : physical APIC id: 01 (XEN) ....... : Delivery Type: 0 (XEN) ....... : LTS : 0 (XEN) .... register #01: 00170011 (XEN) ....... : max redirection entries: 0017 (XEN) ....... : PRQ implemented: 0 (XEN) ....... : IO APIC version: 0011 (XEN) .... register #02: 01000000 (XEN) ....... : arbitration: 01 (XEN) .... IRQ redirection table: (XEN) NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect: (XEN) 00 000 00 1 0 0 0 0 0 0 00 (XEN) 01 001 01 0 0 0 0 0 1 1 28 (XEN) 02 001 01 0 0 0 0 0 1 1 F0 (XEN) 03 001 01 0 0 0 0 0 1 1 30 (XEN) 04 001 01 0 0 0 0 0 1 1 F1 (XEN) 05 001 01 0 0 0 0 0 1 1 38 (XEN) 06 001 01 0 0 0 0 0 1 1 40 (XEN) 07 001 01 0 0 0 0 0 1 1 48 (XEN) 08 001 01 0 0 0 0 0 1 1 50 (XEN) 09 001 01 0 0 0 0 0 1 1 58 (XEN) 0a 001 01 0 0 0 0 0 1 1 60 (XEN) 0b 001 01 0 0 0 0 0 1 1 68 (XEN) 0c 001 01 0 0 0 0 0 1 1 70 (XEN) 0d 001 01 0 0 0 0 0 1 1 78 (XEN) 0e 001 01 0 0 0 0 0 1 1 88 (XEN) 0f 001 01 0 0 0 0 0 1 1 90 (XEN) 10 000 00 1 0 0 0 0 0 0 00 (XEN) 11 000 00 1 0 0 0 0 0 0 00 (XEN) 12 000 00 1 0 0 0 0 0 0 00 (XEN) 13 000 00 1 0 0 0 0 0 0 00 (XEN) 14 000 00 1 0 0 0 0 0 0 00 (XEN) 15 000 00 1 0 0 0 0 0 0 00 (XEN) 16 000 00 1 0 0 0 0 0 0 00 (XEN) 17 000 00 1 0 0 0 0 0 0 00 (XEN) Using vector-based indexing (XEN) IRQ to pin mappings: (XEN) IRQ240 -> 0:2 (XEN) IRQ40 -> 0:1 (XEN) IRQ48 -> 0:3 (XEN) IRQ241 -> 0:4 (XEN) IRQ56 -> 0:5 (XEN) IRQ64 -> 0:6 (XEN) IRQ72 -> 0:7 (XEN) IRQ80 -> 0:8 (XEN) IRQ88 -> 0:9 (XEN) IRQ96 -> 0:10 (XEN) IRQ104 -> 0:11 (XEN) IRQ112 -> 0:12 (XEN) IRQ120 -> 0:13 (XEN) IRQ136 -> 0:14 (XEN) IRQ144 -> 0:15 (XEN) .................................... done. (XEN) Using local APIC timer interrupts. (XEN) calibrating APIC timer ... (XEN) ..... CPU clock speed is 2592.9336 MHz. (XEN) ..... host bus clock speed is 92.6030 MHz. (XEN) ..... bus_scale = 0x5ed5 (XEN) Platform timer is 3.579MHz ACPI PM Timer (XEN) Allocated console ring of 64 KiB. (XEN) mwait-idle: MWAIT substates: 0x10 (XEN) mwait-idle: v0.4 model 0x46 (XEN) mwait-idle: lapic_timer_reliable_states 0xffffffff (XEN) VMX: Supported advanced features: (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) not detected (XEN) HVM: PVH mode not supported on this platform (XEN) CPU 0 APIC 0 -> Node 0 (XEN) CPU 1 APIC 2 -> Node 0 (XEN) Booting processor 1/2 eip 8f000 (XEN) Initializing CPU#1 (XEN) masked ExtINT on CPU#1 (XEN) smp_store_cpu_info id=1 (XEN) CPU: Physical Processor ID: 2 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU1: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=1 socket=2 socket_cpumask[socket]=0000000000000000 (XEN) CPU1: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) CPU 2 APIC 4 -> Node 0 (XEN) Booting processor 2/4 eip 8f000 (XEN) Initializing CPU#2 (XEN) masked ExtINT on CPU#2 (XEN) smp_store_cpu_info id=2 (XEN) CPU: Physical Processor ID: 4 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU2: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=2 socket=4 socket_cpumask[socket]=0000000000000000 (XEN) CPU2: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) CPU 3 APIC 6 -> Node 0 (XEN) Booting processor 3/6 eip 8f000 (XEN) Initializing CPU#3 (XEN) masked ExtINT on CPU#3 (XEN) smp_store_cpu_info id=3 (XEN) CPU: Physical Processor ID: 6 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU3: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=3 socket=6 socket_cpumask[socket]=0000000000000000 (XEN) CPU3: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) CPU 4 APIC 8 -> Node 0 (XEN) Booting processor 4/8 eip 8f000 (XEN) Initializing CPU#4 (XEN) masked ExtINT on CPU#4 (XEN) smp_store_cpu_info id=4 (XEN) CPU: Physical Processor ID: 8 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU4: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=4 socket=8 socket_cpumask[socket]=ffff8301bd865430 (XEN) CPU4: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) CPU 5 APIC 10 -> Node 0 (XEN) Booting processor 5/10 eip 8f000 (XEN) Initializing CPU#5 (XEN) masked ExtINT on CPU#5 (XEN) smp_store_cpu_info id=5 (XEN) CPU: Physical Processor ID: 10 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU5: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=5 socket=10 socket_cpumask[socket]=0000000000000001 (XEN) CPU5: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) ----[ Xen-4.6.1-pre x86_64 debug=y Not tainted ]---- (XEN) CPU: 5 (XEN) RIP: e008:[<ffff82d080188544>] set_cpu_sibling_map+0x53/0x38d (XEN) RFLAGS: 0000000000010093 CONTEXT: hypervisor (XEN) rax: 0000000000000001 rbx: 0000000000000000 rcx: 000000313d571c80 (XEN) rdx: 000000000000000a rsi: 0000000000000026 rdi: 0000000000000005 (XEN) rbp: ffff8301bd8a7ee0 rsp: ffff8301bd8a7ea0 r8: ffff8301bd8a7ea0 (XEN) r9: 0000000000000000 r10: 0000000000000001 r11: 0000000000000001 (XEN) r12: 00000000000000c8 r13: 0000000000000005 r14: 0000000000000000 (XEN) r15: 0000000000000000 cr0: 000000008005003b cr4: 00000000001526a0 (XEN) cr3: 00000000bfc9f000 cr2: 0000000000000001 (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: 0000 cs: e008 (XEN) Xen stack trace from rsp=ffff8301bd8a7ea0: (XEN) 0000000500000000 0000000000000005 ffff8301bd8a7ee0 0000000000000000 (XEN) 00000000000000c8 0000000000000005 0000000000000000 0000000000000000 (XEN) ffff8301bd8a7f10 ffff82d080188fc3 0000000000000001 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 0000000000000000 0000000000000000 (XEN) 0000000000000000 0000000000000000 0000000000000000 0000000000000000 (XEN) 0000000000000005 ffff8300bfff9000 000000313d571c80 0000000000000000 (XEN) Xen call trace: (XEN) [<ffff82d080188544>] set_cpu_sibling_map+0x53/0x38d (XEN) [<ffff82d080188fc3>] start_secondary+0x1fb/0x256 (XEN) (XEN) Pagetable walk from 0000000000000001: (XEN) L4[0x000] = 00000001bd8ec063 ffffffffffffffff (XEN) L3[0x000] = 00000001bd8eb063 ffffffffffffffff (XEN) L2[0x000] = 00000001bd8ea063 ffffffffffffffff (XEN) L1[0x000] = 0000000000000000 ffffffffffffffff (XEN) (XEN) **************************************** (XEN) Panic on CPU 5: (XEN) FATAL PAGE FAULT (XEN) [error_code=0002] (XEN) Faulting linear address: 0000000000000001 (XEN) **************************************** (XEN) (XEN) Reboot in five seconds... (XEN) Resetting with ACPI MEMORY or I/O RESET_REG. With 3 CPUs the situation is completely different. nr_sockets=1, but socket is always 0 in smp_store_cpu_info(). Loading xen-4.6-amd64.gz... ok Loading vmlinuz-3.14.51-grsec-dock... ok Loading initrd.img-3.14.51-grsec-dock... ok (XEN) Xen version 4.6.1-pre (Debian 4.6.1~pre-1skyport1) ( eswi...@skyportsystems.com) (gcc (Debian 4.9.3-4) 4.9.3) debug=y Fri Nov 20 10:07:47 PST 2015 (XEN) Bootloader: SYSLINUX 4.05 20140113 (XEN) Command line: console=com1,vga com1=115200 no-bootscrub dom0_mem=2048M,max:2048M loglvl=all cpuinfo=1 apic_verbosity=debug (XEN) Video information: (XEN) VGA is text mode 80x25, font 8x16 (XEN) Disc information: (XEN) Found 1 MBR signatures (XEN) Found 1 EDD information structures (XEN) Xen-e820 RAM map: (XEN) 0000000000000000 - 000000000009f800 (usable) (XEN) 000000000009f800 - 00000000000a0000 (reserved) (XEN) 00000000000dc000 - 0000000000100000 (reserved) (XEN) 0000000000100000 - 00000000bfef0000 (usable) (XEN) 00000000bfef0000 - 00000000bfeff000 (ACPI data) (XEN) 00000000bfeff000 - 00000000bff00000 (ACPI NVS) (XEN) 00000000bff00000 - 00000000c0000000 (usable) (XEN) 00000000f0000000 - 00000000f8000000 (reserved) (XEN) 00000000fec00000 - 00000000fec10000 (reserved) (XEN) 00000000fee00000 - 00000000fee01000 (reserved) (XEN) 00000000fffe0000 - 0000000100000000 (reserved) (XEN) 0000000100000000 - 00000001c0000000 (usable) (XEN) ACPI: RSDP 000F6A10, 0024 (r2 PTLTD ) (XEN) ACPI: XSDT BFEF0396, 0054 (r1 INTEL 440BX 6040000 VMW 1324272) (XEN) ACPI: FACP BFEFEE73, 00F4 (r4 INTEL 440BX 6040000 PTL F4240) (XEN) ACPI: DSDT BFEF061E, E855 (r1 PTLTD Custom 6040000 MSFT 3000001) (XEN) ACPI: FACS BFEFFFC0, 0040 (XEN) ACPI: BOOT BFEF05F6, 0028 (r1 PTLTD $SBFTBL$ 6040000 LTP 1) (XEN) ACPI: APIC BFEF058A, 006C (r1 PTLTD APIC 6040000 LTP 0) (XEN) ACPI: MCFG BFEF054E, 003C (r1 PTLTD $PCITBL$ 6040000 LTP 1) (XEN) ACPI: SRAT BFEF044E, 0100 (r2 VMWARE MEMPLUG 6040000 VMW 1) (XEN) ACPI: WAET BFEF0426, 0028 (r1 VMWARE VMW WAET 6040000 VMW 1) (XEN) System RAM: 6143MB (6291004kB) (XEN) SRAT: PXM 0 -> APIC 00 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 01 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 02 -> Node 0 (XEN) SRAT: Node 0 PXM 0 0-a0000 (XEN) SRAT: Node 0 PXM 0 100000-10000000 (XEN) SRAT: Node 0 PXM 0 10000000-c0000000 (XEN) SRAT: Node 0 PXM 0 100000000-1c0000000 (XEN) NUMA: Allocated memnodemap from 1bd8f8000 - 1bd8fa000 (XEN) NUMA: Using 8 for the hash shift. (XEN) Domain heap initialised (XEN) found SMP MP-table at 000f6a80 (XEN) DMI present. (XEN) APIC boot state is 'xapic' (XEN) Using APIC driver default (XEN) ACPI: PM-Timer IO Port: 0x1008 (XEN) ACPI: SLEEP INFO: pm1x_cnt[1:1004,1:0], pm1x_evt[1:1000,1:0] (XEN) ACPI: wakeup_vec[bfefffcc], vec_size[20] (XEN) ACPI: Local APIC address 0xfee00000 (XEN) ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) (XEN) Processor #0 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled) (XEN) Processor #1 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] enabled) (XEN) Processor #2 6:6 APIC version 21 (XEN) ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1]) (XEN) ACPI: IOAPIC (id[0x03] address[0xfec00000] gsi_base[0]) (XEN) IOAPIC[0]: apic_id 3, version 17, address 0xfec00000, GSI 0-23 (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 high edge) (XEN) ACPI: IRQ0 used by override. (XEN) ACPI: IRQ2 used by override. (XEN) Enabling APIC mode: Flat. Using 1 I/O APICs (XEN) ERST table was not found (XEN) Using ACPI (MADT) for SMP configuration information (XEN) SMP: Allowing 3 CPUs (0 hotplug CPUs) (XEN) mapped APIC to ffff82cfffdfb000 (fee00000) (XEN) mapped IOAPIC to ffff82cfffdfa000 (fec00000) (XEN) IRQ limits: 24 GSI, 568 MSI/MSI-X (XEN) Not enabling x2APIC: depends on iommu_supports_eim. (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 0 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) xstate_init: using cntxt_size: 0x340 and states: 0x7 (XEN) CPU0: No MCE banks present. Machine check support disabled (XEN) Using scheduler: SMP Credit Scheduler (credit) (XEN) Initializing CPU#0 (XEN) Detected 2592.635 MHz processor. (XEN) Initing memory sharing. (XEN) alt table ffff82d0802e6f10 -> ffff82d0802e81c4 (XEN) PCI: MCFG configuration 0: base f0000000 segment 0000 buses 00 - 7f (XEN) PCI: MCFG area at f0000000 reserved in E820 (XEN) PCI: Using MCFG for segment 0000 bus 00-7f (XEN) I/O virtualisation disabled (XEN) smp_store_cpu_info id=0 (XEN) CPU0: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) set_nr_sockets nr_sockets=1 num_processors=3 disabled_cpus=0 cpus=3 (XEN) Getting VERSION: 50015 (XEN) Getting VERSION: 50015 (XEN) Getting ID: 0 (XEN) Getting LVT0: 700 (XEN) Getting LVT1: 400 (XEN) enabled ExtINT on CPU#0 (XEN) ENABLING IO-APIC IRQs (XEN) -> Using new ACK method (XEN) init IO_APIC IRQs (XEN) IO-APIC (apicid-pin) 3-0, 3-16, 3-17, 3-18, 3-19, 3-20, 3-21, 3-22, 3-23 not connected. (XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1 (XEN) number of MP IRQ sources: 15. (XEN) number of IO-APIC #3 registers: 24. (XEN) testing the IO APIC....................... (XEN) IO APIC #3...... (XEN) .... register #00: 03000000 (XEN) ....... : physical APIC id: 03 (XEN) ....... : Delivery Type: 0 (XEN) ....... : LTS : 0 (XEN) .... register #01: 00170011 (XEN) ....... : max redirection entries: 0017 (XEN) ....... : PRQ implemented: 0 (XEN) ....... : IO APIC version: 0011 (XEN) .... register #02: 03000000 (XEN) ....... : arbitration: 03 (XEN) .... IRQ redirection table: (XEN) NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect: (XEN) 00 000 00 1 0 0 0 0 0 0 00 (XEN) 01 001 01 0 0 0 0 0 1 1 28 (XEN) 02 001 01 0 0 0 0 0 1 1 F0 (XEN) 03 001 01 0 0 0 0 0 1 1 30 (XEN) 04 001 01 0 0 0 0 0 1 1 F1 (XEN) 05 001 01 0 0 0 0 0 1 1 38 (XEN) 06 001 01 0 0 0 0 0 1 1 40 (XEN) 07 001 01 0 0 0 0 0 1 1 48 (XEN) 08 001 01 0 0 0 0 0 1 1 50 (XEN) 09 001 01 0 0 0 0 0 1 1 58 (XEN) 0a 001 01 0 0 0 0 0 1 1 60 (XEN) 0b 001 01 0 0 0 0 0 1 1 68 (XEN) 0c 001 01 0 0 0 0 0 1 1 70 (XEN) 0d 001 01 0 0 0 0 0 1 1 78 (XEN) 0e 001 01 0 0 0 0 0 1 1 88 (XEN) 0f 001 01 0 0 0 0 0 1 1 90 (XEN) 10 000 00 1 0 0 0 0 0 0 00 (XEN) 11 000 00 1 0 0 0 0 0 0 00 (XEN) 12 000 00 1 0 0 0 0 0 0 00 (XEN) 13 000 00 1 0 0 0 0 0 0 00 (XEN) 14 000 00 1 0 0 0 0 0 0 00 (XEN) 15 000 00 1 0 0 0 0 0 0 00 (XEN) 16 000 00 1 0 0 0 0 0 0 00 (XEN) 17 000 00 1 0 0 0 0 0 0 00 (XEN) Using vector-based indexing (XEN) IRQ to pin mappings: (XEN) IRQ240 -> 0:2 (XEN) IRQ40 -> 0:1 (XEN) IRQ48 -> 0:3 (XEN) IRQ241 -> 0:4 (XEN) IRQ56 -> 0:5 (XEN) IRQ64 -> 0:6 (XEN) IRQ72 -> 0:7 (XEN) IRQ80 -> 0:8 (XEN) IRQ88 -> 0:9 (XEN) IRQ96 -> 0:10 (XEN) IRQ104 -> 0:11 (XEN) IRQ112 -> 0:12 (XEN) IRQ120 -> 0:13 (XEN) IRQ136 -> 0:14 (XEN) IRQ144 -> 0:15 (XEN) .................................... done. (XEN) Using local APIC timer interrupts. (XEN) calibrating APIC timer ... (XEN) ..... CPU clock speed is 2592.9209 MHz. (XEN) ..... host bus clock speed is 92.5952 MHz. (XEN) ..... bus_scale = 0x5ed2 (XEN) Platform timer is 3.579MHz ACPI PM Timer (XEN) Allocated console ring of 32 KiB. (XEN) mwait-idle: MWAIT substates: 0x10 (XEN) mwait-idle: v0.4 model 0x46 (XEN) mwait-idle: lapic_timer_reliable_states 0xffffffff (XEN) VMX: Supported advanced features: (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) not detected (XEN) HVM: PVH mode not supported on this platform (XEN) CPU 0 APIC 0 -> Node 0 (XEN) CPU 1 APIC 1 -> Node 0 (XEN) Booting processor 1/1 eip 8f000 (XEN) Initializing CPU#1 (XEN) masked ExtINT on CPU#1 (XEN) smp_store_cpu_info id=1 (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 1 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU1: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=1 socket=0 socket_cpumask[socket]=ffff8301bd8e5460 (XEN) CPU1: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) CPU 2 APIC 2 -> Node 0 (XEN) Booting processor 2/2 eip 8f000 (XEN) Initializing CPU#2 (XEN) masked ExtINT on CPU#2 (XEN) smp_store_cpu_info id=2 (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 2 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU2: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=2 socket=0 socket_cpumask[socket]=ffff8301bd8e5460 (XEN) CPU2: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) Brought up 3 CPUs (XEN) ACPI sleep modes: S3 (XEN) VPMU: disabled (XEN) Dom0 has maximum 408 PIRQs (XEN) NX (Execute Disable) protection active (XEN) *** LOADING DOMAIN 0 *** (XEN) elf_parse_binary: phdr: paddr=0x1000000 memsz=0x68f6d8 (XEN) elf_parse_binary: phdr: paddr=0x1690000 memsz=0x409000 (XEN) elf_parse_binary: phdr: paddr=0x1a99000 memsz=0x32c120 (XEN) elf_parse_binary: phdr: paddr=0x1dc6000 memsz=0x1000 (XEN) elf_parse_binary: phdr: paddr=0x1dc7000 memsz=0x1d13c0 (XEN) elf_parse_binary: phdr: paddr=0x1f99000 memsz=0x53000 (XEN) elf_parse_binary: phdr: paddr=0x1fec000 memsz=0x1250 (XEN) elf_parse_binary: phdr: paddr=0x1fee000 memsz=0x1012000 (XEN) elf_parse_binary: memory: 0x1000000 -> 0x3000000 (XEN) elf_xen_parse_note: GUEST_OS = "linux" (XEN) elf_xen_parse_note: GUEST_VERSION = "2.6" (XEN) elf_xen_parse_note: XEN_VERSION = "xen-3.0" (XEN) elf_xen_parse_note: VIRT_BASE = 0xffffffff80000000 (XEN) elf_xen_parse_note: ENTRY = 0xffffffff81f991f0 (XEN) elf_xen_parse_note: HYPERCALL_PAGE = 0xffffffff81001000 (XEN) elf_xen_parse_note: FEATURES = "!writable_page_tables|pae_pgdir_above_4gb" (XEN) elf_xen_parse_note: SUPPORTED_FEATURES = 0x801 (XEN) elf_xen_parse_note: PAE_MODE = "yes" (XEN) elf_xen_parse_note: LOADER = "generic" (XEN) elf_xen_parse_note: unknown xen elf note (0xd) (XEN) elf_xen_parse_note: SUSPEND_CANCEL = 0x1 (XEN) elf_xen_parse_note: HV_START_LOW = 0xffff800000000000 (XEN) elf_xen_parse_note: PADDR_OFFSET = 0x0 (XEN) elf_xen_addr_calc_check: addresses: (XEN) virt_base = 0xffffffff80000000 (XEN) elf_paddr_offset = 0x0 (XEN) virt_offset = 0xffffffff80000000 (XEN) virt_kstart = 0xffffffff81000000 (XEN) virt_kend = 0xffffffff83000000 (XEN) virt_entry = 0xffffffff81f991f0 (XEN) p2m_base = 0xffffffffffffffff (XEN) Xen kernel: 64-bit, lsb, compat32 (XEN) Dom0 kernel: 64-bit, PAE, lsb, paddr 0x1000000 -> 0x3000000 (XEN) PHYSICAL MEMORY ARRANGEMENT: (XEN) Dom0 alloc.: 00000001b4000000->00000001b8000000 (504532 pages to be allocated) (XEN) Init. ramdisk: 00000001bf2d4000->00000001bffff800 (XEN) VIRTUAL MEMORY ARRANGEMENT: (XEN) Loaded kernel: ffffffff81000000->ffffffff83000000 (XEN) Init. ramdisk: ffffffff83000000->ffffffff83d2b800 (XEN) Phys-Mach map: ffffffff83d2c000->ffffffff8412c000 (XEN) Start info: ffffffff8412c000->ffffffff8412c4b4 (XEN) Page tables: ffffffff8412d000->ffffffff84152000 (XEN) Boot stack: ffffffff84152000->ffffffff84153000 (XEN) TOTAL: ffffffff80000000->ffffffff84400000 (XEN) ENTRY ADDRESS: ffffffff81f991f0 (XEN) Dom0 has maximum 3 VCPUs (XEN) elf_load_binary: phdr 0 at 0xffffffff81000000 -> 0xffffffff8168f6d8 (XEN) elf_load_binary: phdr 1 at 0xffffffff81690000 -> 0xffffffff81a99000 (XEN) elf_load_binary: phdr 2 at 0xffffffff81a99000 -> 0xffffffff81dc5120 (XEN) elf_load_binary: phdr 3 at 0xffffffff81dc6000 -> 0xffffffff81dc7000 (XEN) elf_load_binary: phdr 4 at 0xffffffff81dc7000 -> 0xffffffff81f983c0 (XEN) elf_load_binary: phdr 5 at 0xffffffff81f99000 -> 0xffffffff81fec000 (XEN) elf_load_binary: phdr 6 at 0xffffffff81fec000 -> 0xffffffff81fed250 (XEN) elf_load_binary: phdr 7 at 0xffffffff81fee000 -> 0xffffffff820ce000 (XEN) Std. Loglevel: All (XEN) Guest Loglevel: All (XEN) Xen is relinquishing VGA console. (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to Xen) (XEN) Freed 308kB init memory. mapping kernel into physical memory about to get started... Similarly with 6 CPUs, nr_sockets=2, and socket is always 0 or 1 in smp_store_cpu_info(). Loading xen-4.6-amd64.gz... ok Loading vmlinuz-3.14.51-grsec-dock... ok Loading initrd.img-3.14.51-grsec-dock... ok (XEN) Xen version 4.6.1-pre (Debian 4.6.1~pre-1skyport1) ( eswi...@skyportsystems.com) (gcc (Debian 4.9.3-4) 4.9.3) debug=y Fri Nov 20 10:07:47 PST 2015 (XEN) Bootloader: SYSLINUX 4.05 20140113 (XEN) Command line: console=com1,vga com1=115200 no-bootscrub dom0_mem=2048M,max:2048M loglvl=all cpuinfo=1 apic_verbosity=debug (XEN) Video information: (XEN) VGA is text mode 80x25, font 8x16 (XEN) Disc information: (XEN) Found 1 MBR signatures (XEN) Found 1 EDD information structures (XEN) Xen-e820 RAM map: (XEN) 0000000000000000 - 000000000009f800 (usable) (XEN) 000000000009f800 - 00000000000a0000 (reserved) (XEN) 00000000000dc000 - 0000000000100000 (reserved) (XEN) 0000000000100000 - 00000000bfef0000 (usable) (XEN) 00000000bfef0000 - 00000000bfeff000 (ACPI data) (XEN) 00000000bfeff000 - 00000000bff00000 (ACPI NVS) (XEN) 00000000bff00000 - 00000000c0000000 (usable) (XEN) 00000000f0000000 - 00000000f8000000 (reserved) (XEN) 00000000fec00000 - 00000000fec10000 (reserved) (XEN) 00000000fee00000 - 00000000fee01000 (reserved) (XEN) 00000000fffe0000 - 0000000100000000 (reserved) (XEN) 0000000100000000 - 00000001c0000000 (usable) (XEN) ACPI: RSDP 000F6A10, 0024 (r2 PTLTD ) (XEN) ACPI: XSDT BFEF01F9, 0054 (r1 INTEL 440BX 6040000 VMW 1324272) (XEN) ACPI: FACP BFEFEE73, 00F4 (r4 INTEL 440BX 6040000 PTL F4240) (XEN) ACPI: DSDT BFEF04DB, E998 (r1 PTLTD Custom 6040000 MSFT 3000001) (XEN) ACPI: FACS BFEFFFC0, 0040 (XEN) ACPI: BOOT BFEF04B3, 0028 (r1 PTLTD $SBFTBL$ 6040000 LTP 1) (XEN) ACPI: APIC BFEF041D, 0096 (r1 PTLTD APIC 6040000 LTP 0) (XEN) ACPI: MCFG BFEF03E1, 003C (r1 PTLTD $PCITBL$ 6040000 LTP 1) (XEN) ACPI: SRAT BFEF02B1, 0130 (r2 VMWARE MEMPLUG 6040000 VMW 1) (XEN) ACPI: WAET BFEF0289, 0028 (r1 VMWARE VMW WAET 6040000 VMW 1) (XEN) System RAM: 6143MB (6291004kB) (XEN) SRAT: PXM 0 -> APIC 00 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 01 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 02 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 04 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 05 -> Node 0 (XEN) SRAT: PXM 0 -> APIC 06 -> Node 0 (XEN) SRAT: Node 0 PXM 0 0-a0000 (XEN) SRAT: Node 0 PXM 0 100000-10000000 (XEN) SRAT: Node 0 PXM 0 10000000-c0000000 (XEN) SRAT: Node 0 PXM 0 100000000-1c0000000 (XEN) NUMA: Allocated memnodemap from 1bd8f8000 - 1bd8fa000 (XEN) NUMA: Using 8 for the hash shift. (XEN) Domain heap initialised (XEN) found SMP MP-table at 000f6a80 (XEN) DMI present. (XEN) APIC boot state is 'xapic' (XEN) Using APIC driver default (XEN) ACPI: PM-Timer IO Port: 0x1008 (XEN) ACPI: SLEEP INFO: pm1x_cnt[1:1004,1:0], pm1x_evt[1:1000,1:0] (XEN) ACPI: wakeup_vec[bfefffcc], vec_size[20] (XEN) ACPI: Local APIC address 0xfee00000 (XEN) ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) (XEN) Processor #0 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled) (XEN) Processor #1 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] enabled) (XEN) Processor #2 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x04] enabled) (XEN) Processor #4 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x04] lapic_id[0x05] enabled) (XEN) Processor #5 6:6 APIC version 21 (XEN) ACPI: LAPIC (acpi_id[0x05] lapic_id[0x06] enabled) (XEN) Processor #6 6:6 APIC version 21 (XEN) ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x04] high edge lint[0x1]) (XEN) ACPI: LAPIC_NMI (acpi_id[0x05] high edge lint[0x1]) (XEN) ACPI: IOAPIC (id[0x03] address[0xfec00000] gsi_base[0]) (XEN) IOAPIC[0]: apic_id 3, version 17, address 0xfec00000, GSI 0-23 (XEN) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 high edge) (XEN) ACPI: IRQ0 used by override. (XEN) ACPI: IRQ2 used by override. (XEN) Enabling APIC mode: Flat. Using 1 I/O APICs (XEN) ERST table was not found (XEN) Using ACPI (MADT) for SMP configuration information (XEN) SMP: Allowing 6 CPUs (0 hotplug CPUs) (XEN) mapped APIC to ffff82cfffdfb000 (fee00000) (XEN) mapped IOAPIC to ffff82cfffdfa000 (fec00000) (XEN) IRQ limits: 24 GSI, 1144 MSI/MSI-X (XEN) Not enabling x2APIC: depends on iommu_supports_eim. (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 0 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) xstate_init: using cntxt_size: 0x340 and states: 0x7 (XEN) CPU0: No MCE banks present. Machine check support disabled (XEN) Using scheduler: SMP Credit Scheduler (credit) (XEN) Initializing CPU#0 (XEN) Detected 2592.566 MHz processor. (XEN) Initing memory sharing. (XEN) alt table ffff82d0802e6f10 -> ffff82d0802e81c4 (XEN) PCI: MCFG configuration 0: base f0000000 segment 0000 buses 00 - 7f (XEN) PCI: MCFG area at f0000000 reserved in E820 (XEN) PCI: Using MCFG for segment 0000 bus 00-7f (XEN) I/O virtualisation disabled (XEN) smp_store_cpu_info id=0 (XEN) CPU0: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) set_nr_sockets nr_sockets=2 num_processors=6 disabled_cpus=0 cpus=3 (XEN) Getting VERSION: 50015 (XEN) Getting VERSION: 50015 (XEN) Getting ID: 0 (XEN) Getting LVT0: 700 (XEN) Getting LVT1: 400 (XEN) enabled ExtINT on CPU#0 (XEN) ENABLING IO-APIC IRQs (XEN) -> Using new ACK method (XEN) init IO_APIC IRQs (XEN) IO-APIC (apicid-pin) 3-0, 3-16, 3-17, 3-18, 3-19, 3-20, 3-21, 3-22, 3-23 not connected. (XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1 (XEN) number of MP IRQ sources: 15. (XEN) number of IO-APIC #3 registers: 24. (XEN) testing the IO APIC....................... (XEN) IO APIC #3...... (XEN) .... register #00: 03000000 (XEN) ....... : physical APIC id: 03 (XEN) ....... : Delivery Type: 0 (XEN) ....... : LTS : 0 (XEN) .... register #01: 00170011 (XEN) ....... : max redirection entries: 0017 (XEN) ....... : PRQ implemented: 0 (XEN) ....... : IO APIC version: 0011 (XEN) .... register #02: 03000000 (XEN) ....... : arbitration: 03 (XEN) .... IRQ redirection table: (XEN) NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect: (XEN) 00 000 00 1 0 0 0 0 0 0 00 (XEN) 01 001 01 0 0 0 0 0 1 1 28 (XEN) 02 001 01 0 0 0 0 0 1 1 F0 (XEN) 03 001 01 0 0 0 0 0 1 1 30 (XEN) 04 001 01 0 0 0 0 0 1 1 F1 (XEN) 05 001 01 0 0 0 0 0 1 1 38 (XEN) 06 001 01 0 0 0 0 0 1 1 40 (XEN) 07 001 01 0 0 0 0 0 1 1 48 (XEN) 08 001 01 0 0 0 0 0 1 1 50 (XEN) 09 001 01 0 0 0 0 0 1 1 58 (XEN) 0a 001 01 0 0 0 0 0 1 1 60 (XEN) 0b 001 01 0 0 0 0 0 1 1 68 (XEN) 0c 001 01 0 0 0 0 0 1 1 70 (XEN) 0d 001 01 0 0 0 0 0 1 1 78 (XEN) 0e 001 01 0 0 0 0 0 1 1 88 (XEN) 0f 001 01 0 0 0 0 0 1 1 90 (XEN) 10 000 00 1 0 0 0 0 0 0 00 (XEN) 11 000 00 1 0 0 0 0 0 0 00 (XEN) 12 000 00 1 0 0 0 0 0 0 00 (XEN) 13 000 00 1 0 0 0 0 0 0 00 (XEN) 14 000 00 1 0 0 0 0 0 0 00 (XEN) 15 000 00 1 0 0 0 0 0 0 00 (XEN) 16 000 00 1 0 0 0 0 0 0 00 (XEN) 17 000 00 1 0 0 0 0 0 0 00 (XEN) Using vector-based indexing (XEN) IRQ to pin mappings: (XEN) IRQ240 -> 0:2 (XEN) IRQ40 -> 0:1 (XEN) IRQ48 -> 0:3 (XEN) IRQ241 -> 0:4 (XEN) IRQ56 -> 0:5 (XEN) IRQ64 -> 0:6 (XEN) IRQ72 -> 0:7 (XEN) IRQ80 -> 0:8 (XEN) IRQ88 -> 0:9 (XEN) IRQ96 -> 0:10 (XEN) IRQ104 -> 0:11 (XEN) IRQ112 -> 0:12 (XEN) IRQ120 -> 0:13 (XEN) IRQ136 -> 0:14 (XEN) IRQ144 -> 0:15 (XEN) .................................... done. (XEN) Using local APIC timer interrupts. (XEN) calibrating APIC timer ... (XEN) ..... CPU clock speed is 2592.9460 MHz. (XEN) ..... host bus clock speed is 92.5859 MHz. (XEN) ..... bus_scale = 0x5ed0 (XEN) Platform timer is 3.579MHz ACPI PM Timer (XEN) Allocated console ring of 64 KiB. (XEN) mwait-idle: MWAIT substates: 0x10 (XEN) mwait-idle: v0.4 model 0x46 (XEN) mwait-idle: lapic_timer_reliable_states 0xffffffff (XEN) VMX: Supported advanced features: (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) not detected (XEN) HVM: PVH mode not supported on this platform (XEN) CPU 0 APIC 0 -> Node 0 (XEN) CPU 1 APIC 1 -> Node 0 (XEN) Booting processor 1/1 eip 8f000 (XEN) Initializing CPU#1 (XEN) masked ExtINT on CPU#1 (XEN) smp_store_cpu_info id=1 (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 1 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU1: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=1 socket=0 socket_cpumask[socket]=ffff8301bd84d460 (XEN) CPU1: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) CPU 2 APIC 2 -> Node 0 (XEN) Booting processor 2/2 eip 8f000 (XEN) Initializing CPU#2 (XEN) masked ExtINT on CPU#2 (XEN) smp_store_cpu_info id=2 (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 2 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU2: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=2 socket=0 socket_cpumask[socket]=ffff8301bd84d460 (XEN) CPU2: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) CPU 3 APIC 4 -> Node 0 (XEN) Booting processor 3/4 eip 8f000 (XEN) Initializing CPU#3 (XEN) masked ExtINT on CPU#3 (XEN) smp_store_cpu_info id=3 (XEN) CPU: Physical Processor ID: 1 (XEN) CPU: Processor Core ID: 0 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU3: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=3 socket=1 socket_cpumask[socket]=0000000000000000 (XEN) CPU3: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) CPU 4 APIC 5 -> Node 0 (XEN) Booting processor 4/5 eip 8f000 (XEN) Initializing CPU#4 (XEN) masked ExtINT on CPU#4 (XEN) smp_store_cpu_info id=4 (XEN) CPU: Physical Processor ID: 1 (XEN) CPU: Processor Core ID: 1 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU4: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=4 socket=1 socket_cpumask[socket]=ffff8301bd84df90 (XEN) CPU4: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) CPU 5 APIC 6 -> Node 0 (XEN) Booting processor 5/6 eip 8f000 (XEN) Initializing CPU#5 (XEN) masked ExtINT on CPU#5 (XEN) smp_store_cpu_info id=5 (XEN) CPU: Physical Processor ID: 1 (XEN) CPU: Processor Core ID: 2 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 6144K (XEN) CPU5: No MCE banks present. Machine check support disabled (XEN) smp_store_cpu_info id=5 socket=1 socket_cpumask[socket]=ffff8301bd84df90 (XEN) CPU5: Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz stepping 01 (XEN) Brought up 6 CPUs (XEN) ACPI sleep modes: S3 (XEN) VPMU: disabled (XEN) Dom0 has maximum 600 PIRQs (XEN) NX (Execute Disable) protection active (XEN) *** LOADING DOMAIN 0 *** (XEN) elf_parse_binary: phdr: paddr=0x1000000 memsz=0x68f6d8 (XEN) elf_parse_binary: phdr: paddr=0x1690000 memsz=0x409000 (XEN) elf_parse_binary: phdr: paddr=0x1a99000 memsz=0x32c120 (XEN) elf_parse_binary: phdr: paddr=0x1dc6000 memsz=0x1000 (XEN) elf_parse_binary: phdr: paddr=0x1dc7000 memsz=0x1d13c0 (XEN) elf_parse_binary: phdr: paddr=0x1f99000 memsz=0x53000 (XEN) elf_parse_binary: phdr: paddr=0x1fec000 memsz=0x1250 (XEN) elf_parse_binary: phdr: paddr=0x1fee000 memsz=0x1012000 (XEN) elf_parse_binary: memory: 0x1000000 -> 0x3000000 (XEN) elf_xen_parse_note: GUEST_OS = "linux" (XEN) elf_xen_parse_note: GUEST_VERSION = "2.6" (XEN) elf_xen_parse_note: XEN_VERSION = "xen-3.0" (XEN) elf_xen_parse_note: VIRT_BASE = 0xffffffff80000000 (XEN) elf_xen_parse_note: ENTRY = 0xffffffff81f991f0 (XEN) elf_xen_parse_note: HYPERCALL_PAGE = 0xffffffff81001000 (XEN) elf_xen_parse_note: FEATURES = "!writable_page_tables|pae_pgdir_above_4gb" (XEN) elf_xen_parse_note: SUPPORTED_FEATURES = 0x801 (XEN) elf_xen_parse_note: PAE_MODE = "yes" (XEN) elf_xen_parse_note: LOADER = "generic" (XEN) elf_xen_parse_note: unknown xen elf note (0xd) (XEN) elf_xen_parse_note: SUSPEND_CANCEL = 0x1 (XEN) elf_xen_parse_note: HV_START_LOW = 0xffff800000000000 (XEN) elf_xen_parse_note: PADDR_OFFSET = 0x0 (XEN) elf_xen_addr_calc_check: addresses: (XEN) virt_base = 0xffffffff80000000 (XEN) elf_paddr_offset = 0x0 (XEN) virt_offset = 0xffffffff80000000 (XEN) virt_kstart = 0xffffffff81000000 (XEN) virt_kend = 0xffffffff83000000 (XEN) virt_entry = 0xffffffff81f991f0 (XEN) p2m_base = 0xffffffffffffffff (XEN) Xen kernel: 64-bit, lsb, compat32 (XEN) Dom0 kernel: 64-bit, PAE, lsb, paddr 0x1000000 -> 0x3000000 (XEN) PHYSICAL MEMORY ARRANGEMENT: (XEN) Dom0 alloc.: 00000001b4000000->00000001b8000000 (504532 pages to be allocated) (XEN) Init. ramdisk: 00000001bf2d4000->00000001bffff800 (XEN) VIRTUAL MEMORY ARRANGEMENT: (XEN) Loaded kernel: ffffffff81000000->ffffffff83000000 (XEN) Init. ramdisk: ffffffff83000000->ffffffff83d2b800 (XEN) Phys-Mach map: ffffffff83d2c000->ffffffff8412c000 (XEN) Start info: ffffffff8412c000->ffffffff8412c4b4 (XEN) Page tables: ffffffff8412d000->ffffffff84152000 (XEN) Boot stack: ffffffff84152000->ffffffff84153000 (XEN) TOTAL: ffffffff80000000->ffffffff84400000 (XEN) ENTRY ADDRESS: ffffffff81f991f0 (XEN) Dom0 has maximum 6 VCPUs (XEN) elf_load_binary: phdr 0 at 0xffffffff81000000 -> 0xffffffff8168f6d8 (XEN) elf_load_binary: phdr 1 at 0xffffffff81690000 -> 0xffffffff81a99000 (XEN) elf_load_binary: phdr 2 at 0xffffffff81a99000 -> 0xffffffff81dc5120 (XEN) elf_load_binary: phdr 3 at 0xffffffff81dc6000 -> 0xffffffff81dc7000 (XEN) elf_load_binary: phdr 4 at 0xffffffff81dc7000 -> 0xffffffff81f983c0 (XEN) elf_load_binary: phdr 5 at 0xffffffff81f99000 -> 0xffffffff81fec000 (XEN) elf_load_binary: phdr 6 at 0xffffffff81fec000 -> 0xffffffff81fed250 (XEN) elf_load_binary: phdr 7 at 0xffffffff81fee000 -> 0xffffffff820ce000 (XEN) Std. Loglevel: All (XEN) Guest Loglevel: All (XEN) Xen is relinquishing VGA console. (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to Xen) (XEN) Freed 308kB init memory. mapping kernel into physical memory about to get started... So it looks like for power-of-2 CPUs, Fusion is providing a separate socket per CPU, numbered 0, 2, 4, ... For multiple-of-3 CPUs, Fusion is providing a socket for every 3 CPUs, numbered 0, 1, ... --Ed On Fri, Nov 20, 2015 at 2:25 AM, Jan Beulich <jbeul...@suse.com> wrote: > >>> On 20.11.15 at 02:22, <eswi...@skyportsystems.com> wrote: > > (XEN) ----[ Xen-4.6.1-pre x86_64 debug=n Not tainted ]---- > > (XEN) CPU: 3 > > (XEN) RIP: e008:[<ffff82d08018302f>] set_cpu_sibling_map+0x3f/0x330 > > (XEN) RFLAGS: 0000000000010006 CONTEXT: hypervisor > > (XEN) rax: 0000000000000001 rbx: 0000000000000000 rcx: > 000000313d5b4080 > > (XEN) rdx: 0000000000000006 rsi: 0000000000000000 rdi: > 0000000000000003 > > (XEN) rbp: 0000000000000300 rsp: ffff8301bd87fe90 r8: > ffff8301bd878000 > > (XEN) r9: 000000313d5b4080 r10: 0000000000000001 r11: > 0000000000000001 > > (XEN) r12: ffff82d0802fd500 r13: 0000000000000000 r14: > 0000000000000000 > > (XEN) r15: 0000000000000003 cr0: 000000008005003b cr4: > 00000000001526a0 > > (XEN) cr3: 00000000bfc75000 cr2: 0000000000000001 > > (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: 0000 cs: e008 > > (XEN) Xen stack trace from rsp=ffff8301bd87fe90: > > (XEN) 00000003802fd800 0000000000000018 0000000000000000 > 0000010000000000 > > (XEN) ffff82d0802fd800 0000000000000000 00000000000000c8 > 0000000000000003 > > (XEN) 0000000000000000 0000000000000000 0000000000000000 > ffff82d0801834dc > > (XEN) 0000000000000000 0000000000000001 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 0000000000000000 > 0000000000000000 > > (XEN) 0000000000000000 0000000000000000 0000000000000003 > ffff8300bfafc000 > > (XEN) 000000313d5b4080 0000000000000000 > > (XEN) Xen call trace: > > (XEN) [<ffff82d08018302f>] set_cpu_sibling_map+0x3f/0x330 > > (XEN) [<ffff82d0801834dc>] start_secondary+0x1bc/0x250 > > (XEN) > > (XEN) Pagetable walk from 0000000000000001: > > (XEN) L4[0x000] = 00000001bd8f0063 ffffffffffffffff > > (XEN) L3[0x000] = 00000001bd8ef063 ffffffffffffffff > > (XEN) L2[0x000] = 00000001bd8ee063 ffffffffffffffff > > (XEN) L1[0x000] = 0000000000000000 ffffffffffffffff > > (XEN) > > (XEN) **************************************** > > (XEN) Panic on CPU 3: > > (XEN) FATAL PAGE FAULT > > (XEN) [error_code=0002] > > (XEN) Faulting linear address: 0000000000000001 > > (XEN) **************************************** > > (XEN) > > (XEN) Reboot in five seconds... > > > > set_cpu_sibling_map+0x3f is the second cpumask_set_cpu() call in > > set_cpu_sibling_map(): > > > http://xenbits.xen.org/gitweb/?p=xen.git;a=blob;f=xen/arch/x86/smpboot.c;h=0 > > > 94699286f4f6962942024ec8b2b24c7b7996cc0;hb=78833c04250416f1870c458309d3ac0e5c > > f915fd#l261 > > I suppose cpu_to_socket(cpu) returns a value for which the > socket_cpumask[] entry didn't get set up yet. But to prove that, > we'd need to see the disassembly around the code location > above, to be able to associate register values with variables. > > If that's the case, then I'd further guess that the CPUID > information provided by Fusion isn't exactly as one would expect > on real hardware. Whether we need to fix something, or can > work around a quirk of theirs depends on the exact nature of > the issue. Instrumenting code populating socket_cpumask[] > would be a good first step. > > Jan > >
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