RE: 2.6.5 Does Not Handle Jumbo Frames w/Intel GigE NIC - PageAllocation Failures

[Justin Piszcz]

Here it is:

    description: Computer
    capabilities: smbios-2.2 dmi-2.2
    configuration: boot=normal uuid=00000000-0000-0000-0000-00508DF10738
  *-core
       description: Motherboard
       product: IC7/IC7-G(Intel i875P-ICH5)
       vendor: http://www.abit.com.tw/
       physical id: 0
       version: 1.0/1.1
     *-firmware
          description: BIOS
          vendor: Phoenix Technologies, LTD
          physical id: 0
          version: 6.00 PG (04/27/2004)
          size: 128KB
          capacity: 448KB
          capabilities: isa pci pnp apm upgrade shadowing cdboot bootselect socketedrom edd int13floppy360 int13floppy1200 int13floppy720 int13floppy2880 int5printscreen int9keyboard int14serial int17printer int10video acpi usb agp ls120boot zipboot
     *-cpu:0
          description: CPU
          product: Intel(R) Pentium(R) 4 CPU 2.60GHz
          vendor: Intel Corp.
          physical id: 4
          version: 15.2.9
          slot: Socket 478
          size: 2600MHz
          capacity: 4GHz
          clock: 200MHz
          capabilities: fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe cid
        *-cache:0
             description: L1 cache
             physical id: a
             slot: Internal Cache
             size: 8KB
             capacity: 20KB
             capabilities: synchronous internal write-back
        *-cache:1
             description: L2 cache
             physical id: b
             slot: External Cache
             size: 512KB
             capacity: 512KB
             capabilities: synchronous external write-back
     *-memory
          description: System Memory
          physical id: 1d
          slot: System board or motherboard
          size: 2GB
        *-bank:0
             description: DIMM SDRAM Synchronous
             physical id: 0
             slot: A0
             size: 512MB
             configuration: width=64
        *-bank:1
             description: DIMM SDRAM Synchronous
             physical id: 1
             slot: A1
             size: 512MB
             configuration: width=64
        *-bank:2
             description: DIMM SDRAM Synchronous
             physical id: 2
             slot: A2
             size: 512MB
             configuration: width=64
        *-bank:3
             description: DIMM SDRAM Synchronous
             physical id: 3
             slot: A3
             size: 512MB
             configuration: width=64
     *-cpu:1
          product: Intel(R) Pentium(R) 4 CPU 2.60GHz
          vendor: Intel Corp.
          physical id: 1
          version: 15.2.9
          size: 2606MHz
          capabilities: fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe cid
        *-cache:0
             description: L1 cache
             physical id: 0
             size: 8KB
        *-cache:1
             description: L2 cache
             physical id: 1
             size: 512KB
     *-pci
          physical id: e8000000
          bus info: pci@00:00.0
          version: 02
          clock: 33MHz
          resources: iomemory:e8000000-efffffff
        *-pci:0
             physical id: 1
             bus info: pci@00:01.0
             version: 02
             clock: 66MHz
             capabilities: pci bus_master
           *-display UNCLAIMED
                physical id: 0
                bus info: pci@01:00.0
                version: a1
                size: 128MB
                clock: 66MHz
                capabilities: bus_master cap_list
                resources: iomemory:f8000000-f8ffffff iomemory:f0000000-f7ffffff irq:16
        *-pci:1
             physical id: 3
             bus info: pci@00:03.0
             version: 02
             clock: 66MHz
             capabilities: pci bus_master
           *-network
                description: Ethernet interface
                physical id: 1
                bus info: pci@02:01.0
                logical name: eth0
                version: 00
                serial: 00:50:8d:f1:07:38
                size: 100Mbps
                clock: 66MHz
                capabilities: bus_master cap_list mii autonegotiation 100bt-fd 100bt 10bt-fd 10bt ethernet physical
                configuration: autonegociated=100bt broadcast=yes driver=e1000 driverversion=5.2.52-k4 duplex=full firmware=N/A ip=192.168.168.12 link=yes multicast=yes
                resources: iomemory:fc000000-fc01ffff ioport:b000-b01f irq:18
        *-pci:2
             physical id: 1e
             bus info: pci@00:1e.0
             version: c2
             clock: 33MHz
             capabilities: pci bus_master
           *-storage
                physical id: 4
                bus info: pci@03:04.0
                version: 02
                clock: 66MHz
                capabilities: storage bus_master cap_list
                configuration: driver=Promise IDE
                resources: ioport:9000-9007 ioport:9400-9403 ioport:9800-9807 ioport:9c00-9c03 ioport:a000-a00f iomemory:fb000000-fb003fff irq:20
              *-ide
                   description: IDE Channel 0
                   physical id: 2
                   bus info: ide@2
                   logical name: ide2
                   clock: 66MHz
                 *-disk
                      description: ATA Disk
                      product: ST380021A
                      vendor: Seagate
                      physical id: 0
                      bus info: ide@xxx
                      logical name: /dev/hde
                      version: 3.10
                      serial: 3HV0CD7W
                      size: 74GB
                      capacity: 74GB
                      capabilities: ata dma lba iordy smart security pm
                      configuration: mode=udma5 smart=on
           *-multimedia
                physical id: 5
                bus info: pci@03:05.0
                version: 07
                clock: 33MHz
                capabilities: bus_master cap_list
                configuration: driver=emu10k1
                resources: ioport:a400-a41f irq:21
           *-input UNCLAIMED
                physical id: 5.1
                bus info: pci@03:05.1
                version: 07
                clock: 33MHz
                capabilities: bus_master cap_list
                resources: ioport:a800-a807
           *-scsi UNCLAIMED
                physical id: 7
                bus info: pci@03:07.0
                version: 03
                clock: 33MHz
                capabilities: scsi bus_master cap_list
                resources: ioport:ac00-acff iomemory:fb004000-fb004fff irq:23
        *-isa UNCLAIMED
             physical id: 1f
             bus info: pci@00:1f.0
             version: 02
             clock: 33MHz
             capabilities: isa bus_master
        *-ide
             physical id: 1f.1
             bus info: pci@00:1f.1
             version: 02
             clock: 33MHz
             capabilities: ide bus_master
             configuration: driver=PIIX IDE
             resources: ioport:f000-f00f iomemory:80000000-800003ff irq:18
           *-ide:0
                description: IDE Channel 0
                physical id: 0
                bus info: ide@0
                logical name: ide0
                clock: 33MHz
              *-cdrom
                   description: CD-R/CD-RW writer
                   product: PLEXTOR CD-R PX-W1210A
                   physical id: 0
                   bus info: ide@xxx
                   logical name: /dev/hda
                   version: 1.10
                   capabilities: packet atapi cdrom removable nonmagnetic dma lba iordy audio cd-r cd-rw
           *-ide:1
                description: IDE Channel 1
                physical id: 1
                bus info: ide@1
                logical name: ide1
                clock: 33MHz
              *-cdrom:0
                   description: CD-R/CD-RW writer
                   product: PLEXTOR CD-R PX-W1210A
                   physical id: 0
                   bus info: ide@xxx
                   logical name: /dev/hdc
                   version: 1.10
                   capabilities: packet atapi cdrom removable nonmagnetic dma lba iordy audio cd-r cd-rw
              *-cdrom:1
                   description: DVD reader
                   product: TOSHIBA DVD-ROM SD-M1712
                   vendor: Toshiba
                   physical id: 1
                   bus info: ide@xxx
                   logical name: /dev/hdd
                   version: 1004
                   capabilities: packet atapi cdrom removable nonmagnetic dma lba iordy audio dvd
                   configuration: mode=udma2
        *-serial
             physical id: 1f.3
             bus info: pci@00:1f.3
             version: 02
             clock: 33MHz
             configuration: driver=i801 smbus
             resources: ioport:500-51f irq:17
  *-network DISABLED
       description: Ethernet interface
       physical id: 1
       logical name: dummy0
       serial: 1a:60:19:07:1a:f0
       capabilities: ethernet physical
       configuration: broadcast=yes

On Fri, 25 Jun 2004, Venkatesan, Ganesh wrote:

> Could you send me details on your machine (processor, motherboard,
> memory size, etc.)?
>
> Thanks,
> ganesh
>
> -------------------------------------------------
> Ganesh Venkatesan
> Network/Storage Division, Hillsboro, OR
>
> -----Original Message-----
> From: linux-kernel-owner@xxxxxxxxxxxxxxx
> [mailto:linux-kernel-owner@xxxxxxxxxxxxxxx] On Behalf Of Piszcz, Justin
> Michael
> Sent: Monday, June 14, 2004 5:03 AM
> To: Justin Piszcz; linux-kernel@xxxxxxxxxxxxxxx
> Subject: RE: 2.6.5 Does Not Handle Jumbo Frames w/Intel GigE NIC - Page
> Allocation Failures
>
> Anyone have any suggestions on how to fix this?
>
> -----Original Message-----
> From: linux-kernel-owner@xxxxxxxxxxxxxxx
> [mailto:linux-kernel-owner@xxxxxxxxxxxxxxx] On Behalf Of Justin Piszcz
> Sent: Saturday, June 12, 2004 4:44 AM
> To: linux-kernel@xxxxxxxxxxxxxxx
> Subject: 2.6.5 Does Not Handle Jumbo Frames w/Intel GigE NIC - Page
> Allocation Failures
>
> When I run: ifconfig eth0 mtu 9000
>
> Also, I tried to copy a file from 2.6.5 -> 2.4.26 (over NFS) and it did
> not copy, although I saw my hard disk reading @ 35-40MB/s until it was
> "ready to copy?" but it never sent any packets over the network.
>
> On kernel: 2.4.26 I get no errors.
> On kernel: 2.6.5 I get a lot of errors, they are:
>
> Kernel 2.4.26 Intel Card:
>
> 00:0d.0 Ethernet controller: Intel Corp. 82541GI/PI Gigabit Ethernet
> Controller
>         Subsystem: Intel Corp.: Unknown device 1113
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop-
> ParErr- Stepping- SERR+ FastB2B-
>         Status: Cap+ 66Mhz+ UDF- FastB2B- ParErr- DEVSEL=medium
> > TAbort-
> <TAbort- <MAbort- >SERR- <PERR-
>         Latency: 64 (63750ns min), cache line size 08
>         Interrupt: pin A routed to IRQ 10
>         Region 0: Memory at ff040000 (32-bit, non-prefetchable)
> [size=128K]
>         Region 1: Memory at ff020000 (32-bit, non-prefetchable)
> [size=128K]
>         Region 2: I/O ports at cc80 [size=64]
>         Expansion ROM at f9000000 [disabled] [size=128K]
>         Capabilities: [dc] Power Management version 2
>                 Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>                 Status: D0 PME-Enable- DSel=0 DScale=1 PME-
>         Capabilities: [e4] PCI-X non-bridge device.
>                 Command: DPERE- ERO+ RBC=0 OST=0
>                 Status: Bus=0 Dev=0 Func=0 64bit- 133MHz- SCD- USC-,
> DC=simple, DMMRBC=0, DMOST=0, DMCRS=0, RSCEM-      Capabilities: [f0]
> Message Signalled Interrupts: 64bit+ Queue=0/0 Enable-
>                 Address: 0000000000000000  Data: 0000
>
>  Kernel 2.6.5 Intel Card:
>
> 02:01.0 Ethernet controller: Intel Corp. 82547EI Gigabit Ethernet
> Controller (LOM)
>         Subsystem: ABIT Computer Corp.: Unknown device 1014
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> ParErr- Stepping- SERR- FastB2B-
>         Status: Cap+ 66Mhz+ UDF- FastB2B- ParErr- DEVSEL=medium
> > TAbort-
> <TAbort- <MAbort- >SERR- <PERR-
>         Latency: 0 (63750ns min), cache line size 08
>         Interrupt: pin A routed to IRQ 18
>         Region 0: Memory at fc000000 (32-bit, non-prefetchable)
> [size=128K]
>         Region 2: I/O ports at a000 [size=32]
>         Capabilities: [dc] Power Management version 2
>                 Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>                 Status: D0 PME-Enable- DSel=0 DScale=1 PME-
>
> $ dmesg
> ages+0x1b/0x31
>  [<c01429b3>] cache_alloc_refill+0x308/0x62d
>  [<c014265b>] __kmalloc+0x6a/0x6c
>  [<c0303291>] alloc_skb+0x53/0xfc
>  [<c027825d>] e1000_alloc_rx_buffers+0x55/0xf0
>  [<c0279f1d>] e1000_clean+0x38a/0x7c0
>  [<c011a906>] recalc_task_prio+0xdf/0x1c9
>  [<c030843e>] net_rx_action+0x77/0xf9
>  [<c0125536>] do_softirq+0x6e/0xcd
>  [<c0108da1>] do_IRQ+0x19a/0x206
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c0104581>] default_idle+0x0/0x2c
>  [<c01045aa>] default_idle+0x29/0x2c
>  [<c010460e>] cpu_idle+0x2e/0x3c
>  [<c04726c9>] start_kernel+0x371/0x3fb
>  [<c04721a3>] unknown_bootoption+0x0/0x18e
>
> printk: 53 messages suppressed.
> swapper: page allocation failure. order:3, mode:0x20
> Call Trace:
>  [<c01401b5>] __alloc_pages+0x30d/0x311
>  [<c01401d4>] __get_free_pages+0x1b/0x31
>  [<c01429b3>] cache_alloc_refill+0x308/0x62d
>  [<c014265b>] __kmalloc+0x6a/0x6c
>  [<c0303291>] alloc_skb+0x53/0xfc
>  [<c027825d>] e1000_alloc_rx_buffers+0x55/0xf0
>  [<c0279f1d>] e1000_clean+0x38a/0x7c0
>  [<c030843e>] net_rx_action+0x77/0xf9
>  [<c0125536>] do_softirq+0x6e/0xcd
>  [<c0108da1>] do_IRQ+0x19a/0x206
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c0104581>] default_idle+0x0/0x2c
>  [<c01045aa>] default_idle+0x29/0x2c
>  [<c010460e>] cpu_idle+0x2e/0x3c
>  [<c04726c9>] start_kernel+0x371/0x3fb
>  [<c04721a3>] unknown_bootoption+0x0/0x18e
>
> printk: 165 messages suppressed.
> swapper: page allocation failure. order:3, mode:0x20
> Call Trace:
>  [<c01401b5>] __alloc_pages+0x30d/0x311
>  [<c01401d4>] __get_free_pages+0x1b/0x31
>  [<c01429b3>] cache_alloc_refill+0x308/0x62d
>  [<c014265b>] __kmalloc+0x6a/0x6c
>  [<c0303291>] alloc_skb+0x53/0xfc
>  [<c027825d>] e1000_alloc_rx_buffers+0x55/0xf0
>  [<c0279f1d>] e1000_clean+0x38a/0x7c0
>  [<c011a906>] recalc_task_prio+0xdf/0x1c9
>  [<c030843e>] net_rx_action+0x77/0xf9
>  [<c0125536>] do_softirq+0x6e/0xcd
>  [<c0108da1>] do_IRQ+0x19a/0x206
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c0104581>] default_idle+0x0/0x2c
>  [<c01045aa>] default_idle+0x29/0x2c
>  [<c010460e>] cpu_idle+0x2e/0x3c
>  [<c04726c9>] start_kernel+0x371/0x3fb
>  [<c04721a3>] unknown_bootoption+0x0/0x18e
>
> printk: 94 messages suppressed.
> swapper: page allocation failure. order:3, mode:0x20
> Call Trace:
>  [<c01401b5>] __alloc_pages+0x30d/0x311
>  [<c01401d4>] __get_free_pages+0x1b/0x31
>  [<c011c8c6>] __wake_up_common+0x38/0x57
>  [<c01429b3>] cache_alloc_refill+0x308/0x62d
>  [<c014265b>] __kmalloc+0x6a/0x6c
>  [<c0303291>] alloc_skb+0x53/0xfc
>  [<c027825d>] e1000_alloc_rx_buffers+0x55/0xf0
>  [<c0279f1d>] e1000_clean+0x38a/0x7c0
>  [<c02d5ed9>] atkbd_interrupt+0x365/0x569
>  [<c030843e>] net_rx_action+0x77/0xf9
>  [<c0125536>] do_softirq+0x6e/0xcd
>  [<c0108da1>] do_IRQ+0x19a/0x206
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c0104581>] default_idle+0x0/0x2c
>  [<c01045aa>] default_idle+0x29/0x2c
>  [<c010460e>] cpu_idle+0x2e/0x3c
>  [<c04726c9>] start_kernel+0x371/0x3fb
>  [<c04721a3>] unknown_bootoption+0x0/0x18e
>
> printk: 95 messages suppressed.
> swapper: page allocation failure. order:3, mode:0x20
> Call Trace:
>  [<c01401b5>] __alloc_pages+0x30d/0x311
>  [<c01401d4>] __get_free_pages+0x1b/0x31
>  [<c01429b3>] cache_alloc_refill+0x308/0x62d
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c014265b>] __kmalloc+0x6a/0x6c
>  [<c0303291>] alloc_skb+0x53/0xfc
>  [<c027825d>] e1000_alloc_rx_buffers+0x55/0xf0
>  [<c0279f1d>] e1000_clean+0x38a/0x7c0
>  [<f8e34b00>] nv_unlock_rm+0x45/0x46 [nvidia]
>  [<c030843e>] net_rx_action+0x77/0xf9
>  [<c0125536>] do_softirq+0x6e/0xcd
>  [<c0108da1>] do_IRQ+0x19a/0x206
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c0104581>] default_idle+0x0/0x2c
>  [<c01045aa>] default_idle+0x29/0x2c
>  [<c010460e>] cpu_idle+0x2e/0x3c
>  [<c04726c9>] start_kernel+0x371/0x3fb
>  [<c04721a3>] unknown_bootoption+0x0/0x18e
>
> printk: 68 messages suppressed.
> swapper: page allocation failure. order:3, mode:0x20
> Call Trace:
>  [<c01401b5>] __alloc_pages+0x30d/0x311
>  [<c01401d4>] __get_free_pages+0x1b/0x31
>  [<c01429b3>] cache_alloc_refill+0x308/0x62d
>  [<c014265b>] __kmalloc+0x6a/0x6c
>  [<c0303291>] alloc_skb+0x53/0xfc
>  [<c027825d>] e1000_alloc_rx_buffers+0x55/0xf0
>  [<c0279f1d>] e1000_clean+0x38a/0x7c0
>  [<c030843e>] net_rx_action+0x77/0xf9
>  [<c0125536>] do_softirq+0x6e/0xcd
>  [<c0108da1>] do_IRQ+0x19a/0x206
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c0104581>] default_idle+0x0/0x2c
>  [<c01045aa>] default_idle+0x29/0x2c
>  [<c010460e>] cpu_idle+0x2e/0x3c
>  [<c04726c9>] start_kernel+0x371/0x3fb
>  [<c04721a3>] unknown_bootoption+0x0/0x18e
>
> printk: 41 messages suppressed.
> swapper: page allocation failure. order:3, mode:0x20
> Call Trace:
>  [<c01401b5>] __alloc_pages+0x30d/0x311
>  [<c01401d4>] __get_free_pages+0x1b/0x31
>  [<c01429b3>] cache_alloc_refill+0x308/0x62d
>  [<c014265b>] __kmalloc+0x6a/0x6c
>  [<c0303291>] alloc_skb+0x53/0xfc
>  [<c027825d>] e1000_alloc_rx_buffers+0x55/0xf0
>  [<c0279f1d>] e1000_clean+0x38a/0x7c0
>  [<c030843e>] net_rx_action+0x77/0xf9
>  [<c0125536>] do_softirq+0x6e/0xcd
>  [<c0108da1>] do_IRQ+0x19a/0x206
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c0104581>] default_idle+0x0/0x2c
>  [<c01045aa>] default_idle+0x29/0x2c
>  [<c010460e>] cpu_idle+0x2e/0x3c
>  [<c04726c9>] start_kernel+0x371/0x3fb
>  [<c04721a3>] unknown_bootoption+0x0/0x18e
>
> printk: 30 messages suppressed.
> swapper: page allocation failure. order:3, mode:0x20
> Call Trace:
>  [<c01401b5>] __alloc_pages+0x30d/0x311
>  [<c01401d4>] __get_free_pages+0x1b/0x31
>  [<c01429b3>] cache_alloc_refill+0x308/0x62d
>  [<c014265b>] __kmalloc+0x6a/0x6c
>  [<c0303291>] alloc_skb+0x53/0xfc
>  [<c027825d>] e1000_alloc_rx_buffers+0x55/0xf0
>  [<c0279f1d>] e1000_clean+0x38a/0x7c0
>  [<c030843e>] net_rx_action+0x77/0xf9
>  [<c0125536>] do_softirq+0x6e/0xcd
>  [<c0108da1>] do_IRQ+0x19a/0x206
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c0104581>] default_idle+0x0/0x2c
>  [<c01045aa>] default_idle+0x29/0x2c
>  [<c010460e>] cpu_idle+0x2e/0x3c
>  [<c04726c9>] start_kernel+0x371/0x3fb
>  [<c04721a3>] unknown_bootoption+0x0/0x18e
>
> printk: 46 messages suppressed.
> swapper: page allocation failure. order:3, mode:0x20
> Call Trace:
>  [<c01401b5>] __alloc_pages+0x30d/0x311
>  [<c01401d4>] __get_free_pages+0x1b/0x31
>  [<c01429b3>] cache_alloc_refill+0x308/0x62d
>  [<c014265b>] __kmalloc+0x6a/0x6c
>  [<c0303291>] alloc_skb+0x53/0xfc
>  [<c027825d>] e1000_alloc_rx_buffers+0x55/0xf0
>  [<c0279f1d>] e1000_clean+0x38a/0x7c0
>  [<c011a906>] recalc_task_prio+0xdf/0x1c9
>  [<c030843e>] net_rx_action+0x77/0xf9
>  [<c0125536>] do_softirq+0x6e/0xcd
>  [<c0108da1>] do_IRQ+0x19a/0x206
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c0104581>] default_idle+0x0/0x2c
>  [<c01045aa>] default_idle+0x29/0x2c
>  [<c010460e>] cpu_idle+0x2e/0x3c
>  [<c04726c9>] start_kernel+0x371/0x3fb
>  [<c04721a3>] unknown_bootoption+0x0/0x18e
>
> printk: 33 messages suppressed.
> swapper: page allocation failure. order:3, mode:0x20
> Call Trace:
>  [<c01401b5>] __alloc_pages+0x30d/0x311
>  [<c01401d4>] __get_free_pages+0x1b/0x31
>  [<c011c8c6>] __wake_up_common+0x38/0x57
>  [<c01429b3>] cache_alloc_refill+0x308/0x62d
>  [<c014265b>] __kmalloc+0x6a/0x6c
>  [<c0303291>] alloc_skb+0x53/0xfc
>  [<c027825d>] e1000_alloc_rx_buffers+0x55/0xf0
>  [<c0279f1d>] e1000_clean+0x38a/0x7c0
>  [<c02d5ed9>] atkbd_interrupt+0x365/0x569
>  [<c030843e>] net_rx_action+0x77/0xf9
>  [<c0125536>] do_softirq+0x6e/0xcd
>  [<c0108da1>] do_IRQ+0x19a/0x206
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c0104581>] default_idle+0x0/0x2c
>  [<c01045aa>] default_idle+0x29/0x2c
>  [<c010460e>] cpu_idle+0x2e/0x3c
>  [<c04726c9>] start_kernel+0x371/0x3fb
>  [<c04721a3>] unknown_bootoption+0x0/0x18e
>
> printk: 136 messages suppressed.
> swapper: page allocation failure. order:3, mode:0x20
> Call Trace:
>  [<c01401b5>] __alloc_pages+0x30d/0x311
>  [<c01401d4>] __get_free_pages+0x1b/0x31
>  [<c011c8c6>] __wake_up_common+0x38/0x57
>  [<c01429b3>] cache_alloc_refill+0x308/0x62d
>  [<c014265b>] __kmalloc+0x6a/0x6c
>  [<c0303291>] alloc_skb+0x53/0xfc
>  [<c027825d>] e1000_alloc_rx_buffers+0x55/0xf0
>  [<c0279f1d>] e1000_clean+0x38a/0x7c0
>  [<c02d5ed9>] atkbd_interrupt+0x365/0x569
>  [<c02d9cb1>] serio_interrupt+0x7c/0xaf
>  [<c030843e>] net_rx_action+0x77/0xf9
>  [<c0125536>] do_softirq+0x6e/0xcd
>  [<c0108da1>] do_IRQ+0x19a/0x206
>  [<c01070b8>] common_interrupt+0x18/0x20
>  [<c0104581>] default_idle+0x0/0x2c
>  [<c01045aa>] default_idle+0x29/0x2c
>  [<c010460e>] cpu_idle+0x2e/0x3c
>  [<c04726c9>] start_kernel+0x371/0x3fb
>  [<c04721a3>] unknown_bootoption+0x0/0x18e
>
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