domU_boot.log

Using config file "./xen.cfg".
Started domain precisetest (id=1)
                                 (early) [    0.000000] Initializing cgroup subsys cpuset
(early) [    0.000000] Initializing cgroup subsys cpu
(early) [    0.000000] Linux version 3.2.0-24-generic (buildd@crested) (gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #39-Ubuntu SMP Mon May 21 16:52:17 UTC 2012 (Ubuntu 3.2.0-24.39-generic 3.2.16)
(early) [    0.000000] Command line: root=/dev/xvda1 iommu=soft debug loglevel=10 earlyprintk=xenboot console=hvc0 ro xencons=tty
(early) [    0.000000] KERNEL supported cpus:
(early) [    0.000000]   Intel GenuineIntel
(early) [    0.000000]   AMD AuthenticAMD
(early) [    0.000000]   Centaur CentaurHauls
(early) [    0.000000] ACPI in unprivileged domain disabled
(early) [    0.000000] Released 0 pages of unused memory
(early) [    0.000000] Set 0 page(s) to 1-1 mapping
(early) [    0.000000] BIOS-provided physical RAM map:
(early) [    0.000000]  Xen: 0000000000000000 - 00000000000a0000 (usable)
(early) [    0.000000]  Xen: 00000000000a0000 - 0000000000100000 (reserved)
(early) [    0.000000]  Xen: 0000000000100000 - 0000000020800000 (usable)
(early) [    0.000000] bootconsole [xenboot0] enabled
(early) [    0.000000] NX (Execute Disable) protection: active
(early) [    0.000000] DMI not present or invalid.
(early) [    0.000000] e820 update range: 0000000000000000 - 0000000000010000 (early) (usable)(early)  ==> (early) (reserved)(early)
(early) [    0.000000] e820 remove range: 00000000000a0000 - 0000000000100000 (early) (usable)(early)
(early) [    0.000000] No AGP bridge found
(early) [    0.000000] last_pfn = 0x20800 max_arch_pfn = 0x400000000
(early) [    0.000000] initial memory mapped : 0 - 04630000
(early) [    0.000000] Base memory trampoline at [ffff88000009b000] 9b000 size 20480
(early) [    0.000000] init_memory_mapping: 0000000000000000-0000000020800000
(early) [    0.000000]  0000000000 - 0020800000 page 4k
(early) [    0.000000] kernel direct mapping tables up to 20800000 @ 1f59000-205f000
(early) [    0.000000] xen: setting RW the range 2035000 - 205f000
(early) [    0.000000] RAMDISK: 0205f000 - 04630000
(early) [    0.000000] No NUMA configuration found
(early) [    0.000000] Faking a node at 0000000000000000-0000000020800000
(early) [    0.000000] Initmem setup node 0 0000000000000000-0000000020800000
(early) [    0.000000]   NODE_DATA [000000001fffb000 - 000000001fffffff]
(early) [    0.000000] Zone PFN ranges:
(early) [    0.000000]   DMA      (early) 0x00000010 -> 0x00001000
(early) [    0.000000]   DMA32    (early) 0x00001000 -> 0x00100000
(early) [    0.000000]   Normal   (early) empty
(early) [    0.000000] Movable zone start PFN for each node
(early) [    0.000000] early_node_map[2] active PFN ranges
(early) [    0.000000]     0: 0x00000010 -> 0x000000a0
(early) [    0.000000]     0: 0x00000100 -> 0x00020800
(early) [    0.000000] On node 0 totalpages: 133008
(early) [    0.000000]   DMA zone: 64 pages used for memmap
(early) [    0.000000]   DMA zone: 5 pages reserved
(early) [    0.000000]   DMA zone: 3915 pages, LIFO batch:0
(early) [    0.000000]   DMA32 zone: 2016 pages used for memmap
(early) [    0.000000]   DMA32 zone: 127008 pages, LIFO batch:31
(early) [    0.000000] SFI: Simple Firmware Interface v0.81 http://simplefirmware.org
(early) [    0.000000] SMP: Allowing 1 CPUs, 0 hotplug CPUs
(early) [    0.000000] No local APIC present
(early) [    0.000000] APIC: disable apic facility
(early) [    0.000000] APIC: switched to apic NOOP
(early) [    0.000000] nr_irqs_gsi: 16
(early) [    0.000000] PM: Registered nosave memory: 00000000000a0000 - 0000000000100000
(early) [    0.000000] Allocating PCI resources starting at 20800000 (gap: 20800000:df800000)
(early) [    0.000000] Booting paravirtualized kernel on Xen
(early) [    0.000000] Xen version: 4.1.2 (preserve-AD)
(early) [    0.000000] setup_percpu: NR_CPUS:256 nr_cpumask_bits:256 nr_cpu_ids:1 nr_node_ids:1
(early) [    0.000000] PERCPU: Embedded 28 pages/cpu @ffff88001ffa7000 s83072 r8192 d23424 u114688
(early) [    0.000000] pcpu-alloc: s83072 r8192 d23424 u114688 alloc=28*4096(early)
(early) [    0.000000] pcpu-alloc: (early) [0] (early) 0 (early)
(early) [    0.000000] Built 1 zonelists in Node order, mobility grouping on.  Total pages: 130923
(early) [    0.000000] Policy zone: DMA32
(early) [    0.000000] Kernel command line: root=/dev/xvda1 iommu=soft debug loglevel=10 earlyprintk=xenboot console=hvc0 ro xencons=tty
(early) [    0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes)
(early) [    0.000000] Xen-SWIOTLB: Lowering to 32MB
(early) [    0.000000] Xen-SWIOTLB: Lowering to 16MB
(early) [    0.000000] Xen-SWIOTLB: Lowering to 8MB
(early) [    0.000000] Kernel panic - not syncing: Failed to get contiguous memory for DMA from Xen!
(early) [    0.000000] You either: don't have the permissions, do not have enough free memory under 4GB, or the hypervisor memoryis too fragmented! (rc:-12)
(early) [    0.000000] Pid: 0, comm: swapper Not tainted 3.2.0-24-generic #39-Ubuntu
(early) [    0.000000] Call Trace:
(early) [    0.000000]  [<ffffffff8164434a>] panic+0x91/0x1a4
(early) [    0.000000]  [<ffffffff81d2ecd4>] xen_swiotlb_init+0x185/0x1e1
(early) [    0.000000]  [<ffffffff81d0e596>] ? pci_swiotlb_late_init+0x29/0x29
(early) [    0.000000]  [<ffffffff81d0e56d>] ? pci_swiotlb_detect_4gb+0x2c/0x2c
(early) [    0.000000]  [<ffffffff81669cac>] ? bad_to_user+0x7f6/0x7f6
(early) [    0.000000]  [<ffffffff81d00d78>] pci_xen_swiotlb_init+0x17/0x29
(early) [    0.000000]  [<ffffffff81d03b4e>] pci_iommu_alloc+0x57/0x6f
(early) [    0.000000]  [<ffffffff81d10fa3>] mem_init+0x19/0xec
(early) [    0.000000]  [<ffffffff81cfba2d>] start_kernel+0x1da/0x3c7
(early) [    0.000000]  [<ffffffff81cfb388>] x86_64_start_reservations+0x132/0x136
(early) [    0.000000]  [<ffffffff81cfef06>] xen_start_kernel+0x5bc/0x5c3