* NMI handling needs attention in both Xen and Dom 0
* Kexecing after kexecing (Xen->Xen->Xen) doesn't seem to work.
* kexec-tools does not die gratefully on unpached (old) kernels
* It seems that stopping cpu 0 doesn't work
  - sometimes occurs when preforming kdump

* Seen only once 

On Tiger 4

Starting: Network Boot

ELILO boot: 
Uncompressing Linux... done
Loading initrd people/horms/initramfs_data.cpio.gz...done
Loading initrd people/horms/vmlinux-xen...done
 __  __            _____  _____                    _        _     _      
 \ \/ /___ _ __   |___ / |___ /    _   _ _ __  ___| |_ __ _| |__ | | ___ 
  \  // _ \ '_ \    |_ \   |_ \ __| | | | '_ \/ __| __/ _` | '_ \| |/ _ \
  /  \  __/ | | |  ___) | ___) |__| |_| | | | \__ \ || (_| | |_) | |  __/
 /_/\_\___|_| |_| |____(_)____/    \__,_|_| |_|___/\__\__,_|_.__/|_|\___|
                                                                         
(XEN) Xen version 3.3-unstable (horms@lab.ultramonkey.org) (gcc version 3.4.5) Wed Feb  6 15:52:08 JST 2008
(XEN) Latest ChangeSet: Tue Feb 05 09:36:48 2008 -0700 16982:e83d2b840e88
(XEN) Console output is synchronous.
(XEN) Xen command line: BOOT_IMAGE=net0:ia64/people/horms/vmlinux-xen  sync_console conswitch=bb dom0_mem=512M crashkernel=256M 
(XEN) xen image pstart: 0x4000000, xenheap pend: 0x8000000
(XEN) Xen patching physical address access by offset: 0xfc00000000000000
(XEN) Kdump: 256MB (262144kB) at 0x10000000
(XEN) find_memory: efi_memmap_walk returns max_page=bffee
(XEN) Before xen_heap_start: f0000000041e0e90
(XEN) After xen_heap_start: f000000004200000
(XEN) Init boot pages: 0x1000120 -> 0x4000000.
(XEN) Init boot pages: 0x8000000 -> 0xf000000.
(XEN) Init boot pages: 0x20000000 -> 0x7f708000.
(XEN) Init boot pages: 0x7fe58000 -> 0x7ff20000.
(XEN) Init boot pages: 0x100000000 -> 0x1ffffc000.
(XEN) Init boot pages: 0x280000000 -> 0x2f8eaa000.
(XEN) Init boot pages: 0x2fa64fd5d -> 0x2fbdf6000.
(XEN) Init boot pages: 0x2fcea1196 -> 0x2fef4c010.
(XEN) Init boot pages: 0x2fef4c910 -> 0x2fef4e010.
(XEN) Init boot pages: 0x2fef4e070 -> 0x2fef51f90.
(XEN) Init boot pages: 0x2fef51ff9 -> 0x2ffe14000.
(XEN) Init boot pages: 0x2ffe80000 -> 0x2fffb8000.
(XEN) System RAM: 8151MB (8346720kB)
(XEN) size of virtual frame_table: 20448kB
(XEN) virtual machine to physical table: f6ffffffffa00090 size: 4144kB
(XEN) max_page: 0xbffee
(XEN) allocating frame table/mpt table at mfn 0.
(XEN) avail:0x3170074000000000, status:0x74000000000,control:0x3170000000000000, vm?0x10000000000
(XEN) WARNING: no opcode provided from hardware(0)!!!
(XEN) vm buffer size: 1048576
(XEN) vm_buffer: 0xf400000004200000
(XEN) Xen heap: 61MB (62464kB)
(XEN) Domain heap initialised: DMA width 32 bits
(XEN) register_intr: changing vector 39 from IO-SAPIC-edge to IO-SAPIC-level
(XEN) Using scheduler: SMP Credit Scheduler (credit)
(XEN) Time Zone is not specified on EFIRTC
(XEN) Time init:
(XEN) .... System Time: 1559284ns
(XEN) .... scale:              281BE72CB
(XEN) num_online_cpus=1, max_cpus=64
(XEN) Fixed BSP b0 value from CPU 1
(XEN) Brought up 4 CPUs
(XEN) the number of physical stacked general registers(RSE.N_STACKED_PHYS) = 96
(XEN) xenoprof: using perfmon.
(XEN) perfmon: version 2.0 IRQ 238
(XEN) perfmon: Montecito PMU detected, 27 PMCs, 35 PMDs, 12 counters (47 bits)
(XEN) Maximum number of domains: 63; 18 RID bits per domain
(XEN) *** LOADING DOMAIN 0 ***
(XEN) Maximum permitted dom0 size: 7752MB
(XEN)  Dom0 kernel: 64-bit, lsb, paddr 0x4000000 -> 0x47a5708
(XEN) METAPHYSICAL MEMORY ARRANGEMENT:
(XEN)  Kernel image:  4000000->47a5708
(XEN)  Entry address: 400ff20
(XEN)  Init. ramdisk: 47ac000 len 10ab196
(XEN)  Start info.:   47a8000->47ac000
(XEN) Dom0 max_vcpus=4
(XEN) Dom0: 0xf000000007fdc080
(XEN) enable lsapic entry: 0xf00000007ff7225c
(XEN) enable lsapic entry: 0xf00000007ff72268
(XEN) enable lsapic entry: 0xf00000007ff7228c
(XEN) enable lsapic entry: 0xf00000007ff72298
(XEN) ACPI_INTERRUPT_CPEI disabled for Domain0
(XEN) Domain0 EFI passthrough: MPS=0x7ff71000 ACPI 2.0=0x7ff72000 ACPI=0x7ff73000 SMBIOS=0xf0000
(XEN) Scrubbing Free RAM: .........................................................................done.
(XEN) Xen trace buffers: disabled
(XEN) Std. Loglevel: Errors and warnings
(XEN) Guest Loglevel: Nothing (Rate-limited: Errors and warnings)
(XEN) **********************************************
(XEN) ******* WARNING: CONSOLE OUTPUT IS SYNCHRONOUS
(XEN) ******* This option is intended to aid debugging of Xen by ensuring
(XEN) ******* that all output is synchronously delivered on the serial line.
(XEN) ******* However it can introduce SIGNIFICANT latencies and affect
(XEN) ******* timekeeping. It is NOT recommended for production use!
(XEN) **********************************************
(XEN) 3... 2... 1... 
(XEN) *** Serial input -> DOM0 (type 'CTRL-b' three times to switch input to Xen)
(XEN) Freed 128kB init memory.
(XEN) vcpu_set_itc: Setting ar.itc is currently disabled (this message is only displayed once)
(XEN) WARN: GSI 3 in use by Xen.
Linux version 2.6.18.8 (horms@tabatha.lab.ultramonkey.org) (gcc version 3.4.5) #92 SMP Wed Feb 6 15:51:42 JST 2008
EFI v1.00 by Xen/ia64: SALsystab=0x2178 MPS=0x7ff71000 ACPI 2.0=0x7ff72000 ACPI=0x7ff73000 SMBIOS=0xf0000
Initial ramdisk at: 0xe0000000047ac000 (17478038 bytes)
SAL 0.1: Xen/ia64 Xen/ia64 version 0.0
SAL: AP wakeup using external interrupt vector 0xf3
No logical to physical processor mapping available
ACPI: Local APIC address c0000000fee00000
ACPI: [APIC:0x07] ignored 12 entries of 16 found
iosapic_register_platform_intr: invalid int type 0xff
2 CPUs available, 4 CPUs total
Running on Xen! start_info_pfn=0x11ea nr_pages=32768 flags=0x3
MCA related initialization done
SMP: Allowing 4 CPUs, 2 hotplug CPUs
Built 1 zonelists.  Total pages: 32768
Kernel command line: NAME=tiger4 ip=on ro
PID hash table entries: 4096 (order: 12, 32768 bytes)
Console: colour dummy device 80x25
Dentry cache hash table entries: 65536 (order: 5, 524288 bytes)
Inode-cache hash table entries: 32768 (order: 4, 262144 bytes)
Placing software IO TLB between 0x5858000 - 0x9858000
Memory: 396736k/491520k available (3364k code, 94208k reserved, 1868k data, 224k init)
McKinley Errata 9 workaround not needed; disabling it
Mount-cache hash table entries: 1024
ACPI: Core revision 20060707
Boot processor id 0x0/0x0
Fixed BSP b0 value from CPU 1
CPU 1: synchronized ITC with CPU 0 (last diff 0 cycles, maxerr 160 cycles)
Brought up 2 CPUs
Total of 2 processors activated (6370.09 BogoMIPS).
migration_cost=15415
checking if image is initramfs... it is
Freeing initrd memory: 17056kB freed
DMI 2.3 present.
ACPI: bus type pci registered
ACPI: Interpreter enabled
ACPI: Using IOSAPIC for interrupt routing
ACPI: PCI Root Bridge [PCI0] (0000:00)
PCI quirk: region 0c00-0c7f claimed by ICH4 ACPI/GPIO/TCO
PCI quirk: region 0500-053f claimed by ICH4 GPIO
PCI: Ignoring BAR0-3 of IDE controller 0000:00:1f.1
ACPI: PCI Root Bridge [PCI1] (0000:02)
ACPI: PCI Root Bridge [PCI3] (0000:09)
ACPI: PCI Root Bridge [PCI4] (0000:0f)
ACPI: Device [CSFF] status [00000008]: functional but not present; setting present
ACPI: PCI Root Bridge [CSFF] (0000:ff)
xen_mem: Initialising balloon driver.
SCSI subsystem initialized
perfmon: version 2.0 IRQ 238
perfmon: Montecito PMU detected, 27 PMCs, 35 PMDs, 12 counters (47 bits)
PAL Information Facility v0.5
perfmon: added sampling format default_format
perfmon_default_smpl: default_format v2.0 registered
io scheduler noop registered
io scheduler anticipatory registered (default)
pci_hotplug: PCI Hot Plug PCI Core version: 0.5
acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
acpiphp: Slot [1] registered
acpiphp: Slot [2] registered
acpiphp: Slot [3] registered
acpiphp: Slot [4] registered
acpiphp: Slot [5] registered
acpiphp: Slot [6] registered
acpiphp: Slot [7] registered
acpiphp: Slot [8] registered
ACPI: Power Button (FF) [PWRF]
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0x8
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0x4
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0xc
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0x9
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0x5
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0xd
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0x2
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0xa
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0x6
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0xe
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0x3
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0xb
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0x7
ACPI Exception (acpi_processor-0681): AE_NOT_FOUND, Processor Device is not present [20060707]
ACPI: Getting cpuindex for acpiid 0xf
RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
Linux video capture interface: v2.00
Xen virtual console successfully installed as xvc0
Event-channel device installed.
serio: i8042 AUX port at 0x60,0x64 irq 36
serio: i8042 KBD port at 0x60,0x64 irq 32
mice: PS/2 mouse device common for all mice
EFI Variables Facility v0.08 2004-May-17
xen privcmd uses pseudo physical addr range [0x300000000, 0x3ffff000000] (4182000MB)
Xen p2m: assign p2m table of [0x0000000000000000, 0x0000000020004000)
Xen p2m: to [0x0000000300000000, 0x0000000304000000) (65536 KBytes)
Freeing unused kernel memory: 224kB freed
init started:  BusyBox v1.2.1 (2006.09.23-05:46+0000) multi-call binary
Starting pid 903, console /dev/console: '/etc/init.d/rcS'
mount: Mounting none on /tmp failed: Invalid argument
ifconfig: socket: Function not implemented
atkbd.c: keyboard reset failed on isa0060/serio1
ifconfig: No usable address families found.
ifconfig: socket: Function not implemented
Starting pid 985, console /dev/console: '/bin/sh'


BusyBox v1.2.1 (2006.09.23-05:46+0000) Built-in shell (ash)
Enter 'help' for a list of built-in commands.

/ # atkbd.c: keyboard reset failed on isa0060/serio0
/ # do_kdump
Create ramdisk
3392 /tmp/initramfs_data.cpio
Load kernel and ramdisk
kexec-ia64 -p "/boot/vmlinux-ia64-kdump.gz" --initrd=/tmp/initramfs_data.cpio \
    --append="init 1 irqpoll maxcpus=1 NAME=tiger4 ip=on loglevel=8  console=uart,io,0x2f8,115200n8" 
Triggering Kdump
echo c > /proc/sysrq-trigger
SysRq : Trigger a crashdump
(XEN) WARN: GSI 3 in use by Xen.
(XEN) ia64_peek: called, not implemented
(XEN) CPU 0 didn't die...
(XEN) Restoring backup APIC table @0xf000000007fefd20
Linux version 2.6.24-kexec-07284-g9ef9dc6 (horms@tabatha.lab.ultramonkey.org) (gcc version 3.4.5) #22 SMP Tue Feb 5 11:13:18 JST 2008
Ignoring memory below 256MB
Ignoring memory above 512MB
EFI v1.10 by INTEL: SALsystab=0x7fe0cca0 ACPI=0x7ff73000 ACPI 2.0=0x7ff72000 MPS=0x7ff71000 SMBIOS=0xf0000
booting generic kernel on platform dig
Early serial console at I/O port 0x2f8 (options '115200n8')
console [uart0] enabled
ACPI: RSDP 7FF72000, 0024 (r2 INTEL )
ACPI: XSDT 7FF72090, 003C (r1 INTEL  SR870BN4  1072002 MSFT    10013)
ACPI: FACP 7FF72138, 00F4 (r3 INTEL  SR870BN4  1072002 MSFT    10013)
ACPI: DSDT 7FF74000, 792B (r1  Intel SR870BN4        0 INTL 20030918)
ACPI: FACS 7FF723A8, 0040
ACPI: APIC 7FF72230, 0176 (r1 INTEL  SR870BN4  1072002 MSFT    10013)
ACPI: SPCR 7FF723F0, 0050 (r1 INTEL  SR870BN4  1072002 MSFT    10013)
Initial ramdisk at: 0xe00000001fc70000 (3464192 bytes)
SAL 3.20: Intel Corp                       SR870BN4                         version 3.0
SAL Platform features: BusLock
SAL: AP wakeup using external interrupt vector 0xf0
iosapic_system_init: Disabling PC-AT compatible 8259 interrupts
ACPI: Local APIC address c0000000fee00000
PLATFORM int CPEI (0x3): GSI 22 (level, low) -> CPU 512 (0xc018) vector 30
register_intr: changing vector 39 from IO-SAPIC-edge to IO-SAPIC-level
4 CPUs available, 16 CPUs total
MCA related initialization done
Virtual mem_map starts at 0xa0007fffffc80000
Zone PFN ranges:
  DMA         16384 ->   262144
  Normal     262144 ->   262144
Movable zone start PFN for each node
early_node_map[1] active PFN ranges
    0:    16384 ->    32768
SMP: Allowing 16 CPUs, 12 hotplug CPUs
Built 1 zonelists in Node order, mobility grouping off.  Total pages: 16328
Policy zone: DMA
Kernel command line: init 1 irqpoll maxcpus=1 NAME=tiger4 ip=on loglevel=8  console=uart,io,0x2f8,115200n8 elfcorehdr=524176K max_addr=512M min_addr=256M
Misrouted IRQ fixup and polling support enabled
This may significantly impact system performance
PID hash table entries: 1024 (order: 10, 8192 bytes)
CPU 0: base freq=199.456MHz, ITC ratio=8/4, ITC freq=398.913MHz
Console: colour VGA+ 80x25
Placing software IO TLB between 0x149c8000 - 0x189c8000
Memory: 117200k/250384k available (3423k code, 144944k reserved, 2747k data, 688k init)
Calibrating delay loop... 3145.72 BogoMIPS (lpj=6291456)
Dentry cache hash table entries: 32768 (order: 4, 262144 bytes)
Inode-cache hash table entries: 16384 (order: 3, 131072 bytes)
Mount-cache hash table entries: 1024
ACPI: Core revision 20070126
Boot processor id 0x0/0xc218
Brought up 1 CPUs
Total of 1 processors activated (3145.72 BogoMIPS).
DMI 2.3 present.
ACPI: bus type pci registered
ACPI: EC: Look up EC in DSDT
ACPI: Interpreter enabled
ACPI: (supports S0 S5)
ACPI: Using IOSAPIC for interrupt routing
ACPI: Device [CSFF] status [00000008]: functional but not present; setting present
ACPI: PCI Root Bridge [PCI0] (0000:00)
pci 0000:00:1f.0: quirk: region 0c00-0c7f claimed by ICH4 ACPI/GPIO/TCO
pci 0000:00:1f.0: quirk: region 0500-053f claimed by ICH4 GPIO
Boot video device is 0000:01:01.0
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.H2PB._PRT]
ACPI: PCI Root Bridge [PCI1] (0000:02)
ACPI: PCI Interrupt Routing Table [\_SB_.PCI1.P2PA._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI1.P2PB._PRT]
ACPI: PCI Root Bridge [PCI3] (0000:09)
ACPI: PCI Interrupt Routing Table [\_SB_.PCI3.P2PA._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI3.P2PB._PRT]
ACPI: PCI Root Bridge [PCI4] (0000:0f)
ACPI: PCI Interrupt Routing Table [\_SB_.PCI4.P2PA._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI4.P2PB._PRT]
ACPI: PCI Root Bridge [CSFF] (0000:ff)
Linux Plug and Play Support v0.97 (c) Adam Belay
pnp: PnP ACPI init
ACPI: bus type pnp registered
pnp: PnP ACPI: found 13 devices
ACPI: ACPI bus type pnp unregistered
ACPI: Failed to create genetlink family for ACPI event
Time: itc clocksource has been installed.
system 00:01: ioport range 0x8a0-0x8a3 has been reserved
system 00:01: ioport range 0xcc0-0xccf has been reserved
system 00:01: ioport range 0x4d0-0x4d1 has been reserved
system 00:01: ioport range 0xc00-0xc07 has been reserved
system 00:01: iomem range 0xfec00000-0xfec0ffff has been reserved
system 00:01: iomem range 0xfee00000-0xfee00fff has been reserved
checking if image is initramfs... it is
Freeing initrd memory: 3376kB freed
perfmon: version 2.0 IRQ 238
perfmon: Montecito PMU detected, 27 PMCs, 35 PMDs, 12 counters (47 bits)
PAL Information Facility v0.5
perfmon: added sampling format default_format
perfmon_default_smpl: default_format v2.0 registered
Please use IA-32 EL for executing IA-32 binaries
io scheduler noop registered
io scheduler anticipatory registered (default)
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
ACPI Exception (processor_core-0816): AE_NOT_FOUND, Processor Device is not present [20070126]
Serial: 8250/16550 driver $Revision: 1.1 $ 4 ports, IRQ sharing enabled
00:08: ttyS0 at I/O 0x3f8 (irq = 44) is a 16550A
00:09: ttyS1 at I/O 0x2f8 (irq = 45) is a 16550A
console handover: boot [uart0] -> real [ttyS1]
RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize
mice: PS/2 mouse device common for all mice
EFI Variables Facility v0.08 2004-May-17
Freeing unused kernel memory: 688kB freed
init started:  BusyBox v1.2.1 (2006.09.23-05:46+0000) multi-call binary
Starting pid 818, console /dev/console: '/etc/init.d/rcS'
ifconfig: socket: Function not implemented
ifconfig: No usable address families found.
ifconfig: socket: Function not implemented
Starting pid 981, console /dev/console: '/bin/sh'


BusyBox v1.2.1 (2006.09.23-05:46+0000) Built-in shell (ash)
Enter 'help' for a list of built-in commands.

/ # Unable to handle kernel paging request at virtual address 00000002ffe80000
events/0[7]: Oops 11012296146944 [1]
Modules linked in:

Pid: 7, CPU 0, comm:             events/0
psr : 0000121008026018 ifs : 8000000000000590 ip  : [<a000000100144231>]    Not tainted (2.6.24-kexec-07284-g9ef9dc6)
ip is at cache_reap+0x191/0x540
unat: 0000000000000000 pfs : 0000000000000590 rsc : 0000000000000003
rnat: 0000000000000000 bsps: 0000000000000000 pr  : 0000000000002a41
ldrs: 0000000000000000 ccv : 0000000000000000 fpsr: 0009804c8a70433f
csd : 0000000000000000 ssd : 0000000000000000
b0  : a000000100144100 b6  : a0000001001440a0 b7  : a00000010000a340
f6  : 000000000000000000000 f7  : 1003e000000003b9aca00
f8  : 1003e00000000a06f9cb3 f9  : 1003e000000002dec2c1f
f10 : 1003e1cc7a1168876bdad f11 : 1003e0000000000000000
r1  : a0000001007fa7b0 r2  : 0000000000000000 r3  : e000000018ba8c38
r8  : 0000000000000001 r9  : e000000018ba8c24 r10 : e00000001ff830d8
r11 : e00000001ff81858 r12 : e000000018bafdc0 r13 : e000000018ba8000
r14 : 0000000000000000 r15 : e00000001ff95000 r16 : a0000001007f4e70
r17 : a0000001007f4e70 r18 : e00000001ff81858 r19 : e0000000109072e8
r20 : ffffffffffff72e8 r21 : e000000010910000 r22 : e00000001f95c450
r23 : e00000001ff81868 r24 : e00000001ff80808 r25 : ffffffffffff0428
r26 : 0000000000000000 r27 : e00000001ff80808 r28 : e00000001ff95000
r29 : 0000000000000000 r30 : 0000000000000000 r31 : a0000001005d9634

Call Trace:
 [<a000000100012790>] show_stack+0x50/0xa0
                                sp=e000000018baf990 bsp=e000000018ba8ea8
 [<a000000100013070>] show_regs+0x830/0x860
                                sp=e000000018bafb60 bsp=e000000018ba8e60
 [<a000000100035570>] die+0x190/0x280
                                sp=e000000018bafb60 bsp=e000000018ba8e18
 [<a00000010005daf0>] ia64_do_page_fault+0x830/0x940
                                sp=e000000018bafb60 bsp=e000000018ba8db0
 [<a00000010000ab40>] ia64_leave_kernel+0x0/0x270
                                sp=e000000018bafbf0 bsp=e000000018ba8db0
 [<a000000100144230>] cache_reap+0x190/0x540
                                sp=e000000018bafdc0 bsp=e000000018ba8d30
 [<a0000001000b52b0>] run_workqueue+0x1f0/0x340
                                sp=e000000018bafdd0 bsp=e000000018ba8cf0
 [<a0000001000b5540>] worker_thread+0x140/0x180
                                sp=e000000018bafdd0 bsp=e000000018ba8cc8
 [<a0000001000bd840>] kthread+0xa0/0x120
                                sp=e000000018bafe30 bsp=e000000018ba8c98
 [<a000000100014d70>] kernel_thread_helper+0xd0/0x100
                                sp=e000000018bafe30 bsp=e000000018ba8c70
 [<a000000100008dc0>] start_kernel_thread+0x20/0x40
                                sp=e000000018bafe30 bsp=e000000018ba8c70

