[Xen-devel] domU boot time Oops: 0000 [#1] SMP with backtrace

[Bruce Edge <bruce.edge@xxxxxxxxx>]

This is a 2.6.32x pv-ops with essentially pasi's config, modified enough to get past the 

http://old.nabble.com/Re:--Xen-users--xen-stable-2.6.32.x-compilation-failure-in-do_hvm_suspend()-td28550826.html

problem

Started domain dpm (id=15)

                          Initializing cgroup subsys cpuset

Initializing cgroup subsys cpu

Linux version 2.6.32.15 (root@kaan) (gcc version 4.3.3 (Ubuntu 4.3.3-5ubuntu4) ) #1 SMP Fri Jun 18 17:01:34 PDT 2010

Command line: BOOT_IMAGE=/boot/vmlinuz-2.6.32.15 root=UUID=4d2c0dbc-296e-40be-bdbc-955437414fcb ro bigphysarea=128000 kdb=on nmi_watchdog=1 init_cpus=0 console=ttyS0,115200n8 selinux=0 cgroup_disable=memory

KERNEL supported cpus:

  Intel GenuineIntel

  AMD AuthenticAMD

  Centaur CentaurHauls

BIOS-provided physical RAM map:

 BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)

 BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)

 BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)

 BIOS-e820: 0000000000100000 - 0000000080000000 (usable)

 BIOS-e820: 00000000fc000000 - 0000000100000000 (reserved)

DMI 2.4 present.

last_pfn = 0x80000 max_arch_pfn = 0x400000000

x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106

init_memory_mapping: 0000000000000000-0000000080000000

RAMDISK: 3469c000 - 37fef46b

ACPI: RSDP 00000000000ea020 00024 (v02    Xen)

ACPI: XSDT 00000000fc012cb0 00034 (v01    Xen      HVM 00000000 HVML 00000000)

ACPI: FACP 00000000fc012ad0 000F4 (v04    Xen      HVM 00000000 HVML 00000000)

ACPI: DSDT 00000000fc002c40 0FE0B (v02    Xen      HVM 00000000 INTL 20081204)

ACPI: FACS 00000000fc002c00 00040

ACPI: APIC 00000000fc012bd0 000D8 (v02    Xen      HVM 00000000 HVML 00000000)

No NUMA configuration found

Faking a node at 0000000000000000-0000000080000000

Bootmem setup node 0 0000000000000000-0000000080000000

  NODE_DATA [0000000000009000 - 0000000000020fff]

  bootmap [0000000000021000 -  0000000000030fff] pages 10

(7 early reservations) ==> bootmem [0000000000 - 0080000000]

  #0 [0000000000 - 0000001000]   BIOS data page ==> [0000000000 - 0000001000]

  #1 [0000006000 - 0000008000]       TRAMPOLINE ==> [0000006000 - 0000008000]

  #2 [0001000000 - 00027308b8]    TEXT DATA BSS ==> [0001000000 - 00027308b8]

  #3 [003469c000 - 0037fef46b]          RAMDISK ==> [003469c000 - 0037fef46b]

  #4 [000009fc00 - 0000100000]    BIOS reserved ==> [000009fc00 - 0000100000]

  #5 [0002731000 - 00027310a1]              BRK ==> [0002731000 - 00027310a1]

  #6 [0000008000 - 0000009000]          PGTABLE ==> [0000008000 - 0000009000]

found SMP MP-table at [ffff8800000fbc40] fbc40

Zone PFN ranges:

  DMA      0x00000000 -> 0x00001000

  DMA32    0x00001000 -> 0x00100000

  Normal   0x00100000 -> 0x00100000

Movable zone start PFN for each node

early_node_map[2] active PFN ranges

    0: 0x00000000 -> 0x0000009f

    0: 0x00000100 -> 0x00080000

ACPI: PM-Timer IO Port: 0x1f48

ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)

ACPI: LAPIC (acpi_id[0x01] lapic_id[0x02] disabled)

ACPI: LAPIC (acpi_id[0x02] lapic_id[0x04] disabled)

ACPI: LAPIC (acpi_id[0x03] lapic_id[0x06] disabled)

ACPI: LAPIC (acpi_id[0x04] lapic_id[0x08] disabled)

ACPI: LAPIC (acpi_id[0x05] lapic_id[0x0a] disabled)

ACPI: LAPIC (acpi_id[0x06] lapic_id[0x0c] disabled)

ACPI: LAPIC (acpi_id[0x07] lapic_id[0x0e] disabled)

ACPI: LAPIC (acpi_id[0x08] lapic_id[0x10] disabled)

ACPI: LAPIC (acpi_id[0x09] lapic_id[0x12] disabled)

ACPI: LAPIC (acpi_id[0x0a] lapic_id[0x14] disabled)

ACPI: LAPIC (acpi_id[0x0b] lapic_id[0x16] disabled)

ACPI: LAPIC (acpi_id[0x0c] lapic_id[0x18] disabled)

ACPI: LAPIC (acpi_id[0x0d] lapic_id[0x1a] disabled)

ACPI: LAPIC (acpi_id[0x0e] lapic_id[0x1c] disabled)

ACPI: IOAPIC (id[0x01] address[0xfec00000] gsi_base[0])

IOAPIC[0]: apic_id 1, version 17, address 0xfec00000, GSI 0-47

ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 low level)

ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 low level)

ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 low level)

Using ACPI (MADT) for SMP configuration information

SMP: Allowing 15 CPUs, 14 hotplug CPUs

Xen version 4.0.

PM: Registered nosave memory: 000000000009f000 - 00000000000a0000

PM: Registered nosave memory: 00000000000a0000 - 00000000000e0000

PM: Registered nosave memory: 00000000000e0000 - 0000000000100000

Allocating PCI resources starting at 80000000 (gap: 80000000:7c000000)

Booting paravirtualized kernel on Xen

NR_CPUS:512 nr_cpumask_bits:512 nr_cpu_ids:15 nr_node_ids:1

PERCPU: Embedded 478 pages/cpu @ffff880006000000 s1927128 r8192 d22568 u2097152

pcpu-alloc: s1927128 r8192 d22568 u2097152 alloc=1*2097152

pcpu-alloc: [0] 00 [0] 01 [0] 02 [0] 03 [0] 04 [0] 05 [0] 06 [0] 07

pcpu-alloc: [0] 08 [0] 09 [0] 10 [0] 11 [0] 12 [0] 13 [0] 14

Built 1 zonelists in Node order, mobility grouping on.  Total pages: 510779

Policy zone: DMA32

Kernel command line: BOOT_IMAGE=/boot/vmlinuz-2.6.32.15 root=UUID=4d2c0dbc-296e-40be-bdbc-955437414fcb ro bigphysarea=128000 kdb=on nmi_watchdog=1 init_cpus=0 console=ttyS0,115200n8 selinux=0 cgroup_disable=memory

init_cpus[0]=1

setting init process cpumask to 81769470

Disabling memory control group subsystem

PID hash table entries: 4096 (order: 3, 32768 bytes)

Initializing CPU#0

Checking aperture...

No AGP bridge found

Memory: 1932012k/2097152k available (4878k kernel code, 388k absent, 164752k reserved, 3489k data, 3392k init)

SLUB: Genslabs=14, HWalign=64, Order=0-3, MinObjects=0, CPUs=15, Nodes=1

Hierarchical RCU implementation.

NR_IRQS:4352 nr_irqs:936

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

xen map irq failed -38

ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)

ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 low level)

ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 low level)

ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 low level)

Console: colour VGA+ 80x25

console [ttyS0] enabled

Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

... MAX_LOCKDEP_SUBCLASSES:  8

... MAX_LOCK_DEPTH:          48

... MAX_LOCKDEP_KEYS:        8191

... CLASSHASH_SIZE:          4096

... MAX_LOCKDEP_ENTRIES:     16384

... MAX_LOCKDEP_CHAINS:      32768

... CHAINHASH_SIZE:          16384

 memory used by lock dependency info: 6367 kB

 per task-struct memory footprint: 2688 bytes

Fast TSC calibration using PIT

Detected 2533.594 MHz processor.

Calibrating delay loop (skipped), value calculated using timer frequency.. 5067.18 BogoMIPS (lpj=2533594)

kdb version 4.4 by Keith Owens, Scott Lurndal. Copyright SGI, All Rights Reserved

kdb_cmd[0]: defcmd archkdb  First line arch debugging

kdb_cmd[8]: defcmd archkdbcpu  archkdb with only tasks on cpus

kdb_cmd[15]: defcmd archkdbshort  archkdb with less detailed backtrace

Security Framework initialized

SELinux:  Disabled at boot.

Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes)

Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes)

Mount-cache hash table entries: 256

Initializing cgroup subsys ns

Initializing cgroup subsys cpuacct

Initializing cgroup subsys memory

Initializing cgroup subsys devices

Initializing cgroup subsys freezer

Initializing cgroup subsys net_cls

CPU: L1 I cache: 32K, L1 D cache: 32K

CPU: L2 cache: 256K

CPU: L3 cache: 8192K

CPU 0/0x0 -> Node 0

CPU: Unsupported number of siblings 32

mce: CPU supports 9 MCE banks

Performance Events: unsupported p6 CPU model 26 no PMU driver, software events only.

lockdep: fixing up alternatives.

SMP alternatives: switching to UP code

ACPI: Core revision 20090903

ftrace: converting mcount calls to 0f 1f 44 00 00

ftrace: allocating 24649 entries in 97 pages

Setting APIC routing to physical flat

BUG: unable to handle kernel NULL pointer dereference at (null)

IP: [<ffffffff8102ba2e>] add_pin_to_irq_node_nopanic+0x10/0x81

PGD 0

Oops: 0000 [#1] SMP

last sysfs file:

Entering kdb (current=0xffff88007f4c0000, pid 1) on processor 0 Oops: <NULL>

due to oops @ 0xffffffff8102ba2e

     r15 = 0x0000000000000000      r14 = 0x0000000000000001

     r13 = 0x0000000000000001      r12 = 0xffffffff81747480

      bp = 0xffff88007f4bbe00       bx = 0x0000000000000005

     r11 = 0xffff88007f4bbe00      r10 = 0xffff88007f4c0000

      r9 = 0x0000000000000046       r8 = 0xffff88007f4bbe00

      ax = 0xffffffff81747480       cx = 0x0000000000000001

      dx = 0x0000000000000000       si = 0x0000000000000000

      di = 0x0000000000000000  orig_ax = 0xffffffffffffffff

      ip = 0xffffffff8102ba2e       cs = 0x0000000000000010

   flags = 0x0000000000010282       sp = 0xffff88007f4bbdd0

      ss = 0x0000000000000018 &regs = 0xffff88007f4bbd38

[0]kdb>

[0]kdb>

[0]kdb>

[0]kdb> bt

Stack traceback for pid 1

0xffff88007f4c0000        1        0  1    0   R  0xffff88007f4c0560 *swapper

sp                ip                Function (args)

bb_parse_opcode: no match at [kernel]kdb_save_running 0xffffffff8124668f - 'push'

bb_parse_opcode: no match at [kernel]kdb_save_running 0xffffffff81246690 - 'mov'

bb_parse_opcode: no match at [kernel]kdb_save_running 0xffffffff81246693 - 'nop'

bb_parse_opcode: no match at [kernel]kdb_save_running 0xffffffff81246695 - 'add'

bb_parse_opcode: no match at [kernel]kdb_save_running 0xffffffff81246698 - 'mov'

kdb_bb: address 0xffff88007f4bba48 not recognised

Using old style backtrace, unreliable with no arguments

sp                ip                Function (args)

0xffff88007f4bbdb8 0xffffffff8102ba2e add_pin_to_irq_node_nopanic+0x10

0xffff88007f4bbe08 0xffffffff8102c9a1 add_pin_to_irq_node+0xe

0xffff88007f4bbe18 0xffffffff81a162fb setup_IO_APIC_irqs+0x1a4

0xffff88007f4bbe68 0xffffffff81a163c7 setup_IO_APIC+0x43

0xffff88007f4bbe88 0xffffffff81a11a74 native_smp_prepare_cpus+0x1d7

0xffff88007f4bbed8 0xffffffff81a048a6 kernel_init+0x75

0xffff88007f4bbf48 0xffffffff81013faa child_rip+0xa

[0]kdb>

[0]kdb>

[0]kdb>

[0]kdb>

This domU works with bare-metal kernels, this is the first time I've attempted to use pv-ops kernel for this domU.

-Bruce

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