uboot lubuntu 12.10 bootimage kernel mem=512@0

3471996 bytes read in 263 ms (12.6 MiB/s)
2484355 bytes read in 207 ms (11.4 MiB/s)
Kernel image @ 0x1000000 [ 0x000000 - 0x34fa7c ]
## Loading init Ramdisk from Legacy Image at 02200000 ...
   Image Name:   MyRamDisk
   Image Type:   ARM Linux RAMDisk Image (gzip compressed)
   Data Size:    2484291 Bytes = 2.4 MiB
   Load Address: 00000000
   Entry Point:  00000000
   Verifying Checksum ... OK

Starting kernel ...

Uncompressing Linux... done, booting the kernel.
<6>Initializing cgroup subsys cpuset
<6>Initializing cgroup subsys cpu
<5>Linux version 3.1.10-6-ac100 (buildd@meissa) (gcc version 4.7.2 (Ubuntu/Linaro 4.7.2-2ubuntu1) ) #9-Ubuntu SMP Wed Oct 3 16:27:06 UTC 2012
CPU: ARMv7 Processor [411fc090] revision 0 (ARMv7), cr=10c5387d
CPU: VIPT nonaliasing data cache, VIPT aliasing instruction cache
Machine: Toshiba AC100 / Dynabook AZ
[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Linux version 3.1.10-6-ac100 (buildd@meissa) (gcc version 4.7.2 (Ubuntu/Linaro 4.7.2-2ubuntu1) ) #9-Ubuntu SMP Wed Oct 3 16:27:06 UTC 2012
[    0.000000] CPU: ARMv7 Processor [411fc090] revision 0 (ARMv7), cr=10c5387d
[    0.000000] CPU: VIPT nonaliasing data cache, VIPT aliasing instruction cache
[    0.000000] Machine: Toshiba AC100 / Dynabook AZ
<6>bootconsole [earlycon0] enabled
[    0.000000] bootconsole [earlycon0] enabled
<3>INITRD: 0x02200040+0x0025e843 is not a memory region - disabling initrd
[    0.000000] INITRD: 0x02200040+0x0025e843 is not a memory region - disabling initrd
<6>Tegra reserved memory:
LP0:                    00000000 - 00000000
Bootloader framebuffer: 00000000 - 00000000
Framebuffer:            ff800000 - ffffffff
2nd Framebuffer:        ff000000 - ffffffff
Carveout:               fd800000 - ffffffff
Vpr:                    00000000 - 00000000
[    0.000000] Tegra reserved memory:
[    0.000000] LP0:                    00000000 - 00000000
[    0.000000] Bootloader framebuffer: 00000000 - 00000000
[    0.000000] Framebuffer:            ff800000 - ffffffff
[    0.000000] 2nd Framebuffer:        ff000000 - ffffffff
[    0.000000] Carveout:               fd800000 - ffffffff
[    0.000000] Vpr:                    00000000 - 00000000
Memory policy: ECC disabled, Data cache writealloc
[    0.000000] Memory policy: ECC disabled, Data cache writealloc
<0>Kernel panic - not syncing: ERROR: Failed to allocate 0x1000 bytes below 0x0.

[    0.000000] Kernel panic - not syncing: ERROR: Failed to allocate 0x1000 bytes below 0x0.
[    0.000000]
[<c00150c0>] (unwind_backtrace+0x0/0xec) from [<c04c38c0>] (dump_stack+0x20/0x24)
[    0.000000] [<c00150c0>] (unwind_backtrace+0x0/0xec) from [<c04c38c0>] (dump_stack+0x20/0x24)
[<c04c38c0>] (dump_stack+0x20/0x24) from [<c04c3bb0>] (panic+0x64/0x19c)
[    0.000000] [<c04c38c0>] (dump_stack+0x20/0x24) from [<c04c3bb0>] (panic+0x64/0x19c)
[<c04c3bb0>] (panic+0x64/0x19c) from [<c06bf6a8>] (memblock_alloc_base+0x38/0x44)
[    0.000000] [<c04c3bb0>] (panic+0x64/0x19c) from [<c06bf6a8>] (memblock_alloc_base+0x38/0x44)
[<c06bf6a8>] (memblock_alloc_base+0x38/0x44) from [<c06bf6c8>] (memblock_alloc+0x14/0x18)
[    0.000000] [<c06bf6a8>] (memblock_alloc_base+0x38/0x44) from [<c06bf6c8>] (memblock_alloc+0x14/0x18)
[<c06bf6c8>] (memblock_alloc+0x14/0x18) from [<c06b20cc>] (early_alloc.constprop.3+0x18/0x30)
[    0.000000] [<c06bf6c8>] (memblock_alloc+0x14/0x18) from [<c06b20cc>] (early_alloc.constprop.3+0x18/0x30)
[<c06b20cc>] (early_alloc.constprop.3+0x18/0x30) from [<c06b2b78>] (paging_init+0x524/0x700)
[    0.000000] [<c06b20cc>] (early_alloc.constprop.3+0x18/0x30) from [<c06b2b78>] (paging_init+0x524/0x700)
[<c06b2b78>] (paging_init+0x524/0x700) from [<c06afad0>] (setup_arch+0x408/0x7cc)
[    0.000000] [<c06b2b78>] (paging_init+0x524/0x700) from [<c06afad0>] (setup_arch+0x408/0x7cc)
[<c06afad0>] (setup_arch+0x408/0x7cc) from [<c06ac628>] (start_kernel+0xb4/0x35c)
[    0.000000] [<c06afad0>] (setup_arch+0x408/0x7cc) from [<c06ac628>] (start_kernel+0xb4/0x35c)
[<c06ac628>] (start_kernel+0xb4/0x35c) from [<00008040>] (0x8040)
[    0.000000] [<c06ac628>] (start_kernel+0xb4/0x35c) from [<00008040>] (0x8040)