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[Xen-users] xen 4.6 crashes on enabling second CPU.

  • To: xen-users@xxxxxxxxxxxxx
  • From: Alvin Starr <alvin@xxxxxxxxxx>
  • Date: Thu, 4 Feb 2016 13:37:40 -0500
  • Delivery-date: Sat, 06 Feb 2016 17:06:21 +0000
  • List-id: Xen user discussion <xen-users.lists.xen.org>
I have a new 4.6 xen install on C7 that will boot using xen 4.5 but crashes with xen 4.6. 

The serial output is:
The hardware is a bit old: IBM 3650

 Xen 4.6.0-9.el7
(XEN) Xen version 4.6.0-9.el7 (mockbuild@xxxxxxxxxx) (gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-4)) debug=n Wed Jan 20 12:25:53 UTC 2016 
(XEN) Latest ChangeSet: Thu Jan 14 15:35:35 2016 +0000 git:6e8597a-dirty
(XEN) Bootloader: GRUB 2.02~beta2
(XEN) Command line: placeholder dom0_mem=1024M,max:1024M cpuinfo com1=115200,8n1 console=com1,tty loglvl=all guest_loglvl=all 
(XEN) Video information:
(XEN)  VGA is text mode 80x25, font 8x16
(XEN)  VBE/DDC methods: V2; EDID transfer time: 2 seconds
(XEN) Disc information:
(XEN)  Found 1 MBR signatures
(XEN)  Found 1 EDD information structures
(XEN) Xen-e820 RAM map:
(XEN)  0000000000000000 - 000000000009ac00 (usable)
(XEN)  000000000009ac00 - 00000000000a0000 (reserved)
(XEN)  00000000000e0000 - 0000000000100000 (reserved)
(XEN)  0000000000100000 - 00000000bffc7280 (usable)
(XEN)  00000000bffc7280 - 00000000bffceac0 (ACPI data)
(XEN)  00000000bffceac0 - 00000000c0000000 (reserved)
(XEN)  00000000e0000000 - 00000000f0000000 (reserved)
(XEN)  00000000fec00000 - 0000000100000000 (reserved)
(XEN)  0000000100000000 - 0000000840000000 (usable)
(XEN) ACPI: RSDP 000FDFD0, 0024 (r2 IBM   )
(XEN) ACPI: XSDT BFFCE980, 0054 (r1 IBM    SERVALNT     1000 IBM 45444F43)
(XEN) ACPI: FACP BFFCE8C0, 0084 (r2 IBM    SERVALNT     1000 IBM 45444F43)
(XEN) ACPI: DSDT BFFC7280, 2F12 (r2 IBM    SERVALNT     1000 INTL 20041203)
(XEN) ACPI: FACS BFFCA7C0, 0040
(XEN) ACPI: APIC BFFCE800, 0084 (r1 IBM    SERVALNT     1000 IBM 45444F43)
(XEN) ACPI: SRAT BFFCE6C0, 00E8 (r1 IBM    SERVALNT     1000 IBM 45444F43)
(XEN) ACPI: HPET BFFCE680, 0038 (r1 IBM    SERVALNT     1000 IBM 45444F43)
(XEN) ACPI: MCFG BFFCE640, 003C (r1 IBM    SERVALNT     1000 IBM 45444F43)
(XEN) ACPI: ERST BFFCA800, 0230 (r1 IBM    SERVALNT     1000 IBM 45444F43)
(XEN) System RAM: 32767MB (33553796kB)
(XEN) SRAT: PXM 0 -> APIC 0 -> Node 0
(XEN) SRAT: PXM 0 -> APIC 1 -> Node 0
(XEN) SRAT: PXM 0 -> APIC 6 -> Node 0
(XEN) SRAT: PXM 0 -> APIC 7 -> Node 0
(XEN) SRAT: Node 0 PXM 0 0-c0000000
(XEN) SRAT: Node 0 PXM 0 100000000-840000000
(XEN) SRAT: Node 0 PXM 0 840000000-841000000 (hotplug)
(XEN) NUMA: Using 18 for the hash shift.
(XEN) Domain heap initialised
(XEN) found SMP MP-table at 0009ad40
(XEN) DMI 2.4 present.
(XEN) Using APIC driver default
(XEN) ACPI: PM-Timer IO Port: 0x588
(XEN) ACPI: SLEEP INFO: pm1x_cnt[1:584,1:0], pm1x_evt[1:580,1:0]
(XEN) ACPI:             wakeup_vec[bffca7cc], vec_size[20]
(XEN) ACPI: Local APIC address 0xfee00000
(XEN) ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
(XEN) Processor #0 6:15 APIC version 20
(XEN) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled)
(XEN) Processor #1 6:15 APIC version 20
(XEN) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x06] enabled)
(XEN) Processor #6 6:15 APIC version 20
(XEN) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x07] enabled)
(XEN) Processor #7 6:15 APIC version 20
(XEN) ACPI: LAPIC_NMI (acpi_id[0x00] dfl dfl lint[0x1])
(XEN) ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1])
(XEN) ACPI: LAPIC_NMI (acpi_id[0x02] dfl dfl lint[0x1])
(XEN) ACPI: LAPIC_NMI (acpi_id[0x03] dfl dfl lint[0x1])
(XEN) ACPI: IOAPIC (id[0x0e] address[0xfec00000] gsi_base[0])
(XEN) IOAPIC[0]: apic_id 14, 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: 0x8086a201 base: 0xfed00000
(XEN) Invalid bit width in GAR
(XEN) Using ACPI (MADT) for SMP configuration information
(XEN) SMP: Allowing 4 CPUs (0 hotplug CPUs)
(XEN) IRQ limits: 24 GSI, 760 MSI/MSI-X
(XEN) CPU: L1 I cache: 32K, L1 D cache: 32K
(XEN) CPU: L2 cache: 4096K
(XEN) CPU: Physical Processor ID: 0
(XEN) CPU: Processor Core ID: 0
(XEN) CMCI: CPU0 has no CMCI support
(XEN) CPU0: Thermal monitoring enabled (TM2)
(XEN) Intel machine check reporting enabled
(XEN) Using scheduler: SMP Credit Scheduler (credit)
(XEN) Initializing CPU#0
(XEN) Detected 2992.543 MHz processor.
(XEN) Initing memory sharing.
(XEN) alt table ffff82d0802b8c50 -> ffff82d0802b9ff4
(XEN) PCI: MCFG configuration 0: base e0000000 segment 0000 buses 00 - 25
(XEN) PCI: MCFG area at e0000000 reserved in E820
(XEN) PCI: Using MCFG for segment 0000 bus 00-25
(XEN) I/O virtualisation disabled
(XEN) CPU0: Intel(R) Xeon(R) CPU            5160  @ 3.00GHz stepping 06
(XEN) ENABLING IO-APIC IRQs
(XEN)  -> Using new ACK method
(XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pde.
(XEN) Enabling APIC mode:  Flat.  Using 1 I/O APICs
(XEN) ACPI: HPET id: 0x8086a201 base: 0xfed00000
(XEN) Invalid bit width in GAR
(XEN) Using ACPI (MADT) for SMP configuration information
(XEN) SMP: Allowing 4 CPUs (0 hotplug CPUs)
(XEN) IRQ limits: 24 GSI, 760 MSI/MSI-X
(XEN) CPU: L1 I cache: 32K, L1 D cache: 32K
(XEN) CPU: L2 cache: 4096K
(XEN) CPU: Physical Processor ID: 0
(XEN) CPU: Processor Core ID: 0
(XEN) CMCI: CPU0 has no CMCI support
(XEN) CPU0: Thermal monitoring enabled (TM2)
(XEN) Intel machine check reporting enabled
(XEN) Using scheduler: SMP Credit Scheduler (credit)
(XEN) Initializing CPU#0
(XEN) Detected 2992.579 MHz processor.
(XEN) Initing memory sharing.
(XEN) alt table ffff82d0802b8c50 -> ffff82d0802b9ff4
(XEN) PCI: MCFG configuration 0: base e0000000 segment 0000 buses 00 - 25
(XEN) PCI: MCFG area at e0000000 reserved in E820
(XEN) PCI: Using MCFG for segment 0000 bus 00-25
(XEN) I/O virtualisation disabled
(XEN) CPU0: Intel(R) Xeon(R) CPU            5160  @ 3.00GHz stepping 06
(XEN) ENABLING IO-APIC IRQs
(XEN)  -> Using new ACK method
(XEN) ..TIMER: vector=0xF0 apic1=0 pin1=2 apic2=-1 pin2=-1
(XEN) Platform timer is 14.318MHz HPET
(XEN) Allocated console ring of 32 KiB.
(XEN) mwait-idle: does not run on family 6 model 15
(XEN) VMX: Supported advanced features:ing 06
(XEN) CPU 2 APIC 6 -> Node 0
(XEN) Booting processor 2/6 eip 8a000
(XEN) Initializing CPU#2
(XEN) CPU: L1 I cache: 32K, L1 D cache: 32K
(XEN) CPU: L2 cache: 4096K
(XEN) CPU: Physical Processor ID: 3
(XEN) CPU: Processor Core ID: 0
(XEN) CMCI: CPU2 has no CMCI support
(XEN) CPU2: Thermal monitoring enabled (TM2)
(XEN) CPU2: Intel(R) Xeon(R) CPU            5160  @ 3.00GHz stepping 06
(XEN) ----[ Xen-4.6.0-9.el7  x86_64  debug=n  Not tainted ]----
(XEN) CPU:    2
(XEN) RIP:    e008:[<ffff82d080181c79>] set_cpu_sibling_map+0x39/0x340
(XEN) RFLAGS: 0000000000010006   CONTEXT: hypervisor
(XEN) rax: 0000000000000020   rbx: 0000000000000200   rcx: 00000037a6cb1580
(XEN) rdx: 0000000000000003   rsi: 0000000000000000   rdi: 0000000000000002
(XEN) rbp: 00000000000000c8   rsp: ffff830826fb7e90   r8: 00000037a6cb1580
(XEN) r9:  00000037a6cb1580   r10: 0000000000000007   r11: 0000000000000001
(XEN) r12: 0000000000000002   r13: 0000000000000002   r14: 0000000000000000
(XEN) r15: 0000000000000000   cr0: 000000008005003b   cr4: 00000000000026e0
(XEN) cr3: 00000000bfc70000   cr2: 0000000000000020
(XEN) ds: 0000   es: 0000   fs: 0000   gs: 0000   ss: 0000   cs: e008
(XEN) Xen stack trace from rsp=ffff830826fb7e90:
(XEN)    ffff82d0802f4380 0000000000000012 0000000000000000 00000100801ad2d1
(XEN)    ffff82d0802f4380 0000000000000000 00000000000000c8 0000000000000002
(XEN)    0000000000000002 0000000000000000 0000000000000000 ffff82d08018213c
(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 0000000000000002 ffff8300bffa5000
(XEN)    00000037a6cb1580 0000000000000000
(XEN) Xen call trace:
(XEN)    [<ffff82d080181c79>] set_cpu_sibling_map+0x39/0x340
(XEN)    [<ffff82d08018213c>] start_secondary+0x1bc/0x260
(XEN)
(XEN) Pagetable walk from 0000000000000020:
(XEN)  L4[0x000] = 000000083d21c063 ffffffffffffffff
(XEN)  L3[0x000] = 000000083d21b063 ffffffffffffffff
(XEN)  L2[0x000] = 000000083d21a063 ffffffffffffffff
(XEN)  L1[0x000] = 0000000000000000 ffffffffffffffff
(XEN)
(XEN) ****************************************
(XEN) Panic on CPU 2:
(XEN) FATAL PAGE FAULT
(XEN) [error_code=0002]
(XEN) Faulting linear address: 0000000000000020
(XEN) ****************************************
(XEN)
(XEN) Reboot in five seconds...
(XEN) Resetting with ACPI MEMORY or I/O RESET_REG.

--
Alvin Starr                   ||   voice: (905)513-7688
Netvel Inc.                   ||   Cell:  (416)806-0133
alvin@xxxxxxxxxx              ||


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