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[Xen-devel] Re: Testing status of HVM (Intel VT) on 64bit XEN unstable c/s 11070

To: Xen Devel <xen-devel@xxxxxxxxxxxxxxxxxxx>

From: Ed Smith <esmith@xxxxxxxxxxxxxxx>

Date: Mon, 14 Aug 2006 10:07:21 -0400

Delivery-date: Mon, 14 Aug 2006 07:07:51 -0700

List-id: Xen developer discussion <xen-devel.lists.xensource.com>

Sorry forgot the attachments with the failure details Ed Smith wrote:

Summary:
Changeset 11070
- NEW: 32bit SMP HVM guest hard hangs XEN on boot  (failure.3)
- NEW: 64bit and 32bit UP HVM guest crashes XEN on boot (failure.4)
- NEW: 64bit SMP HVM guests crash on boot (failure.5)

Test Configuration:
Dell Precision WorkStation 380, Dual Core, 2GB, 3 SATA (Intel VT)
64bit XEN Hypervisor on a RHEL4U2 64bit root (/dev/sda)
32bit fully virtualized (HVM) guest RHEL4U2 256MB (/dev/sdb)
      pae=1(smp) pae=0(up), acpi=1, apic=1
      kernargs noapic
64bit fully virtualized (HVM) guest RHEL4U2 256MB (/dev/sdc)
      pae=1, acpi=1, apic=1
      kernargs noapic

Boot Tests:
Boot a fully virtualized (HVM) guest to the login prompt
Results are marked Pass|Fail where (n) points to a failure description

Regression Tests:
852 tests (851 ltp tests and one 30 minute user load test)
Tests are marked #Pass/#Fail where (n) points to a failure description

XEN 64bit 2 CPU Hypervisor (booted smp):
 ----------------------------------------------------------------------
| XEN      | Guest Kernel (SMP kernels booted with 2 CPUs)             |
| Changeset|-----------------------------------------------------------|
|          | 32bit UP     | 32bit SMP    | 64bit UP     | 64bit SMP    |
|          |--------------|--------------|--------------|--------------|
|          | Boot | Test  | Boot | Test  | Boot | Test  | Boot | Test  |
|----------|------|-------|------|-------|------|-------|------|-------|
| 10070    | Fail |       | Fail |       | Fail |       | Fail |       |
|          | (4)  |       | (3)  |       | (4)  |       | (5)  |       |
|----------|------|-------|------|-------|------|-------|------|-------|
| 10059    | Pass |       | Pass | 844/8 | Pass |       | Pass | 852/0 |
|          |      |       |      | (1,2) |      |       |      |       |
|----------|------|-------|------|-------|------|-------|------|-------|
| 11049    | Pass |       | Pass | 845/7 | Pass |       | Pass | 852/0 |
|          |      |       |      | (1,2) |      |       |      |       |
|----------|------|-------|------|-------|------|-------|------|-------|
| 10960    | Pass |       | Pass | 846/6 | Pass |       | Pass | 852/0 |
|          |      |       |      | (1,2) |      |       |      |       |
|----------|------|-------|------|-------|------|-------|------|-------|
| 10949    | Pass |       | Pass | 846/6 | Pass |       | Pass | 851/1 |
|          |      |       |      | (1,2) |      |       |      | (1)   |
 ----------------------------------------------------------------------

Multiple Guest Boot Test
Test is a 30 minute user load on both Guests
XEN 64bit 2 CPU Hypervisor (booted smp):
 --------------------------------------------
| XEN      | Guest Kernel                    |
| Changeset|---------------------------------|
|          | 32bit 1CPU UP  | 32bit 2CPU SMP |
|          | 64bit 1CPU UP  | 64bit 2CPU SMP |
|          |----------------|----------------|
|          | Boot | Test    | Boot | Test    |
|----------|------|---------|------|---------|
| 11070    | Fail |         | Fail |         |
|          | (4)  |         | (3,5)|         |
|----------|------|---------|------|---------|
| 10059    | Pass | Fail    | Pass | Fail    |
|          |      | (2)     |      | (2)     |
|----------|------|---------|------|---------|
| 11049    | Pass | Fail    | Pass | Fail    |
|          |      | (2)     |      | (2)     |
|----------|------|---------|------|---------|
| 10960    | Pass | Fail    | Pass | Fail    |
|          |      | (2)     |      | (2)     |
|----------|------|---------|------|---------|
| 10949    | Pass | Fail    | Pass | Fail    |
|          |      | (2)     |      | (2)     |
 --------------------------------------------

Failures:
 1. BUG 666: 32bit guests fail ltp gettimeofday02:
    "Time is going backwards"
 2. Multiple HVM guests (32/64 SMP) crash under load:
    32bit SMP guests fail various tests with:
    "Couldn't alloc shadow page!"
    "domain_crash_sync called from shadow.c:445"
 3. 32bit SMP HVM guests cause XEN to hard hang.
 4. 32bit and 64bit UP HVM guests when booted crash XEN:
    "CPU1802024 FATAL TRAP 14 (page fault), ERROR_CODE
     0000, IN INTERRUPT CONTEXT"
 5. 64bit SMP HVM guests crash on boot:
    "Unable to handle kernel paging request at
     ffffffff006c8a41 RIP: <ffffffff801112d8>
     {in_exception_stack+27} PML4 103027 PGD 0
     Oops: 0000 [432] SMP
     CPU -1"

File: failure.1 Time Level Message 05:00:50 INFO Reporting status: 'Test Running' for test: ltp_gettimeofday02 05:00:52 INFO Preparing to run test 'ltp_gettimeofday02' using profile: /qa/conductor/profiles/ltp/syscalls/gettimeofday02.xml 05:00:52 INFO Starting test 'ltp_gettimeofday02' using profile: /qa/conductor/profiles/ltp/syscalls/gettimeofday02.xml 05:00:52 INFO Dispatching operation: RemoteShell 05:00:52 FINE Client sequencer got message requesting the start of a new test: ltp_gettimeofday02 05:00:52 FINER Client sequencer sent message of type: 4 with seq num: 1 of size: 289 bytes 05:00:52 FINER Client sequencer handling new operation from control sequencer 05:00:52 FINE Client sequencer looking for class: com.katana.conductor.operations.RemoteShell 05:00:52 INFO Operation RemoteShell running 05:00:52 FINE Client sequencer was told that an operation is now running 05:00:52 INFO RemoteShell: target node(s) = vs177 05:00:52 INFO ssh: /usr/bin/ssh root@vs177 cd /qa/conductor/tests/ltp/testcases/bin; gettimeofday02 05:00:52 FINE ssh: waiting for command to finish 05:00:53 INFO ssh: gettimeofday02 0 INFO : checking if gettimeofday is monotonous, takes 30s 05:00:53 INFO ssh: gettimeofday02 1 FAIL : Time is going backwards (old 1145696453.61428 vs new 1145696453.60660! 05:00:53 FINE executeShellCmd(ssh): exit value is 1 05:00:53 SEVERE RemoteShell: command failed with error = 1 05:00:53 SEVERE Operation RemoteShell failed 05:00:53 SEVERE Reporting status: 'Test Failed' for test: ltp_gettimeofday02 05:00:53 FINE Client sequencer detected operation completed with status of: Fail 05:00:53 FINER Client sequencer sent message of type: 5 with seq num: 2 of size: 429 bytes 05:00:53 SEVERE Crash Collection disabled for queue : RHEL4U2-32b-XEN 05:00:53 INFO Cleaning up after test

File: failure.2 Red Hat Enterprise Linux ES release 4 (Nahant Update 2) Kernel 2.6.16.13-xen on an x86_64 tst110 login: root Password: Last login: Mon Jul 31 14:48:21 on ttyS0 You have new mail. [root@tst110 ~]# xm info host : tst110 release : 2.6.16.13-xen version : #1 SMP Mon Jul 31 01:37:28 EDT 2006 machine : x86_64 nr_cpus : 2 nr_nodes : 1 sockets_per_node : 1 cores_per_socket : 2 threads_per_core : 1 cpu_mhz : 2793 hw_caps : bfebfbff:20100800:00000000:00000180:0000e43d:00000000:00000001 total_memory : 1022 free_memory : 67 xen_major : 3 xen_minor : 0 xen_extra : -unstable xen_caps : xen-3.0-x86_64 hvm-3.0-x86_32 hvm-3.0-x86_32p hvm-3.0-x86_64 xen_pagesize : 4096 platform_params : virt_start=0xffff800000000000 xen_changeset : Sat Jul 29 14:05:59 2006 +0100 10868:d2bf1a7cc131 cc_compiler : gcc version 4.0.0 20050519 (Red Hat 4.0.0-8) cc_compile_by : build cc_compile_domain : virtualiron.com cc_compile_date : Mon Jul 31 00:48:57 EDT 2006 [root@tst110 ~]# (XEN) Couldn't alloc shadow page! dom6 count=1859 (XEN) Shadow table counts: l1=0 l2=0 hl2=0 snapshot=0 (XEN) domain_crash_sync called from shadow.c:445 (XEN) Domain 6 (vcpu#0) crashed on cpu#1: (XEN) ----[ Xen-3.0-unstable Not tainted ]---- (XEN) CPU: 1 (XEN) RIP: 0060:[<00000000c011a7ef>] (XEN) RFLAGS: 0000000000010206 CONTEXT: hvm (XEN) rax: 0000000000000000 rbx: 00000000c1167560 rcx: 0000000000000400 (XEN) rdx: 0000000000000016 rsi: 0000000000000000 rdi: 00000000cb3ab000 (XEN) rbp: 00000000cb3ab000 rsp: 00000000cba33e98 r8: 0000000000000000 (XEN) r9: 0000000000000000 r10: 0000000000000000 r11: 0000000000000000 (XEN) r12: 0000000000000000 r13: 0000000000000000 r14: 0000000000000000 (XEN) r15: 0000000000000000 cr0: 000000008005003b cr3: 0000000020865000 (XEN) ds: 007b es: 007b fs: 0000 gs: 0000 ss: 0068 cs: 0060 (XEN) Couldn't alloc shadow page! dom7 count=147 (XEN) Shadow table counts: l1=0 l2=0 hl2=0 snapshot=0 (XEN) domain_crash_sync called from shadow.c:445 (XEN) Domain 7 (vcpu#1) crashed on cpu#1: (XEN) ----[ Xen-3.0-unstable Not tainted ]---- (XEN) CPU: 1 (XEN) RIP: 0010:[<ffffffff801678c0>] (XEN) RFLAGS: 0000000000010246 CONTEXT: hvm (XEN) rax: 6db6db6db6db6db7 rbx: 0000010001285308 rcx: 000000000b857025 (XEN) rdx: 000001000000b780 rsi: 000000000000008e rdi: 000001000afeae38 (XEN) rbp: 000001000afeae38 rsp: 000001000a9a7d98 r8: 0000010009f19c70 (XEN) r9: 0000010008924558 r10: 0000007fbfffca01 r11: 0000000000000246 (XEN) r12: 000001000ba9b408 r13: 000001000b2296a8 r14: 000001000afeadc0 (XEN) r15: 0000002a9578e0a0 cr0: 000000008005003b cr3: 000000000dfae000 (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: 0000 cs: 0010 ata1: command 0x35 timeout, stat 0x50 host_stat 0x64 ata2: command 0x35 timeout, stat 0x50 host_stat 0x44 ata1: command 0x35 timeout, stat 0x50 host_stat 0x64 ata2: command 0x35 timeout, stat 0x50 host_stat 0x44

File: failure.3 [root@tst177 ~]# xm info host : tst177 release : 2.6.16.13-xen version : #1 SMP Mon Aug 14 01:37:12 EDT 2006 machine : x86_64 nr_cpus : 2 nr_nodes : 1 sockets_per_node : 1 cores_per_socket : 2 threads_per_core : 1 cpu_mhz : 2793 hw_caps : bfebfbff:20100800:00000000:00000180:0000e43d:00000000:00000001 total_memory : 2046 free_memory : 4 xen_major : 3 xen_minor : 0 xen_extra : -unstable xen_caps : xen-3.0-x86_64 hvm-3.0-x86_32 hvm-3.0-x86_32p hvm-3.0-x86_64 xen_pagesize : 4096 platform_params : virt_start=0xffff800000000000 xen_changeset : Sun Aug 13 09:44:07 2006 +0100 11070:befab551b0e1 cc_compiler : gcc version 4.0.0 20050519 (Red Hat 4.0.0-8) cc_compile_by : build cc_compile_domain : virtualiron.com cc_compile_date : Mon Aug 14 00:48:08 EDT 2006 [root@tst177 ~]# (XEN) (GUEST: 4) HVM Loader (XEN) (GUEST: 4) Detected Xen v3.0 (XEN) (GUEST: 4) Loading ROMBIOS ... (XEN) (GUEST: 4) Loading Cirrus VGABIOS ... (XEN) (GUEST: 4) Loading ACPI ... (XEN) (GUEST: 4) Loading VMXAssist ... (XEN) (GUEST: 4) VMX go ... (XEN) (GUEST: 4) VMXAssist (Aug 14 2006) (XEN) (GUEST: 4) Memory size 256 MB (XEN) (GUEST: 4) E820 map: (XEN) (GUEST: 4) 0000000000000000 - 000000000009F800 (RAM) (XEN) (GUEST: 4) 000000000009F800 - 00000000000A0000 (Reserved) (XEN) (GUEST: 4) 00000000000A0000 - 00000000000C0000 (Type 16) (XEN) (GUEST: 4) 00000000000F0000 - 0000000000100000 (Reserved) (XEN) (GUEST: 4) 0000000000100000 - 000000000FFFD000 (RAM) (XEN) (GUEST: 4) 000000000FFFD000 - 000000000FFFE000 (Type 19) (XEN) (GUEST: 4) 000000000FFFE000 - 000000000FFFF000 (Type 18) (XEN) (GUEST: 4) 000000000FFFF000 - 0000000010000000 (Type 17) (XEN) (GUEST: 4) 0000000010000000 - 0000000010003000 (ACPI NVS) (XEN) (GUEST: 4) 0000000010003000 - 000000001000D000 (ACPI Data) (XEN) (GUEST: 4) 00000000FEC00000 - 0000000100000000 (Type 16) (XEN) (GUEST: 4) (XEN) (GUEST: 4) Start BIOS ... (XEN) (GUEST: 4) Starting emulated 16-bit real-mode: ip=F000:FFF0 (XEN) (GUEST: 4) rombios.c,v 1.138 2005/05/07 15:55:26 vruppert Exp $ (XEN) (GUEST: 4) Remapping master: ICW2 0x8 -> 0x20 (XEN) (GUEST: 4) Remapping slave: ICW2 0x70 -> 0x28 (XEN) (GUEST: 4) VGABios $Id: vgabios.c,v 1.61 2005/05/24 16:50:50 vruppert Exp $ (XEN) (GUEST: 4) HVMAssist BIOS, 1 cpu, $Revision: 1.138 $ $Date: 2005/05/07 15:55:26 $ (XEN) (GUEST: 4) (XEN) (GUEST: 4) ata0-0: PCHS=16383/16/63 translation=lba LCHS=1024/255/63 (XEN) (GUEST: 4) ata0 master: QEMU HARDDISK ATA-7 Hard-Disk (12997 MBytes) (XEN) (GUEST: 4) ata0 slave: Unknown device (XEN) (GUEST: 4) (XEN) (GUEST: 4) Booting from Hard Disk... (XEN) (GUEST: 4) int13_harddisk: function 41, unmapped device for ELDL=81 (XEN) (GUEST: 4) int13_harddisk: function 08, unmapped device for ELDL=81 (XEN) (GUEST: 4) *** int 15h function AX=00C0, BX=0000 not yet supported! (XEN) (GUEST: 4) int13_harddisk: function 15, unmapped device for ELDL=81 (XEN) (GUEST: 4) KBD: unsupported int 16h function 03 (XEN) (GUEST: 4) int13_harddisk: function 15, unmapped device for ELDL=81 (XEN) (GUEST: 4) *** int 15h function AX=E980, BX=E6F5 not yet supported! (XEN) (GUEST: 4) int13_harddisk: function 02, unmapped device for ELDL=81 (XEN) (GUEST: 4) int13_harddisk: function 41, unmapped device for ELDL=81 (XEN) Local APIC Write to read-only register (XEN) This hvm_vlapic is for P4, no work for De-assert init (XEN) AP 1 bringup suceeded. (XEN) (GUEST: 4) Start AP 1 from 00003000 ... (XEN) (GUEST: 4) Starting emulated 16-bit real-mode: ip=0300:0000 (XEN) spurious IRQ irq got=-1 (XEN) spurious IRQ irq got=-1 (XEN) spurious IRQ irq got=-1 (XEN) spurious IRQ irq got=-1 (XEN) spurious IRQ irq got=-1 (XEN) spurious IRQ irq got=-1 ** HUNG **

Red Hat Enterprise Linux ES release 4 (Nahant Update 2) Kernel 2.6.16.13-xen on an x86_64 tst177 login: Bridge firewalling registered ip_tables: (C) 2000-2006 Netfilter Core Team ip_tables: (C) 2000-2006 Netfilter Core Team [root@tst177 ~]# xm info host : tst177 release : 2.6.16.13-xen version : #1 SMP Mon Aug 14 01:37:12 EDT 2006 machine : x86_64 nr_cpus : 2 nr_nodes : 1 sockets_per_node : 1 cores_per_socket : 2 threads_per_core : 1 cpu_mhz : 2793 hw_caps : bfebfbff:20100800:00000000:00000180:0000e43d:00000000:00000001 total_memory : 2046 free_memory : 130 xen_major : 3 xen_minor : 0 xen_extra : -unstable xen_caps : xen-3.0-x86_64 hvm-3.0-x86_32 hvm-3.0-x86_32p hvm-3.0-x86_64 xen_pagesize : 4096 platform_params : virt_start=0xffff800000000000 xen_changeset : Sun Aug 13 09:44:07 2006 +0100 11070:befab551b0e1 cc_compiler : gcc version 4.0.0 20050519 (Red Hat 4.0.0-8) cc_compile_by : build cc_compile_domain : virtualiron.com cc_compile_date : Mon Aug 14 00:48:08 EDT 2006 [root@tst177 ~]# (XEN) (GUEST: 1) HVM Loader (XEN) (GUEST: 1) Detected Xen v3.0 (XEN) (GUEST: 1) Loading ROMBIOS ... (XEN) (GUEST: 1) Loading Cirrus VGABIOS ... (XEN) (GUEST: 1) Loading ACPI ... (XEN) (GUEST: 1) Loading VMXAssist ... (XEN) (GUEST: 1) VMX go ... (XEN) (GUEST: 1) VMXAssist (Aug 14 2006) (XEN) (GUEST: 1) Memory size 256 MB (XEN) (GUEST: 1) E820 map: (XEN) (GUEST: 1) 0000000000000000 - 000000000009F800 (RAM) (XEN) (GUEST: 1) 000000000009F800 - 00000000000A0000 (Reserved) (XEN) (GUEST: 1) 00000000000A0000 - 00000000000C0000 (Type 16) (XEN) (GUEST: 1) 00000000000F0000 - 0000000000100000 (Reserved) (XEN) (GUEST: 1) 0000000000100000 - 000000000FFFD000 (RAM) (XEN) (GUEST: 1) 000000000FFFD000 - 000000000FFFE000 (Type 19) (XEN) (GUEST: 1) 000000000FFFE000 - 000000000FFFF000 (Type 18) (XEN) (GUEST: 1) 000000000FFFF000 - 0000000010000000 (Type 17) (XEN) (GUEST: 1) 0000000010000000 - 0000000010003000 (ACPI NVS) (XEN) (GUEST: 1) 0000000010003000 - 000000001000D000 (ACPI Data) (XEN) (GUEST: 1) 00000000FEC00000 - 0000000100000000 (Type 16) (XEN) (GUEST: 1) (XEN) (GUEST: 1) Start BIOS ... (XEN) (GUEST: 1) Starting emulated 16-bit real-mode: ip=F000:FFF0 (XEN) (GUEST: 1) rombios.c,v 1.138 2005/05/07 15:55:26 vruppert Exp $ (XEN) (GUEST: 1) Remapping master: ICW2 0x8 -> 0x20 (XEN) (GUEST: 1) Remapping slave: ICW2 0x70 -> 0x28 (XEN) (GUEST: 1) VGABios $Id: vgabios.c,v 1.61 2005/05/24 16:50:50 vruppert Exp $ (XEN) (GUEST: 1) HVMAssist BIOS, 1 cpu, $Revision: 1.138 $ $Date: 2005/05/07 15:55:26 $ (XEN) (GUEST: 1) (XEN) (GUEST: 1) ata0-0: PCHS=16383/16/63 translation=lba LCHS=1024/255/63 (XEN) (GUEST: 1) ata0 master: QEMU HARDDISK ATA-7 Hard-Disk (12997 MBytes) (XEN) (GUEST: 1) ata0 slave: Unknown device (XEN) (GUEST: 1) (XEN) (GUEST: 1) Booting from Hard Disk... (XEN) (GUEST: 1) int13_harddisk: function 41, unmapped device for ELDL=81 (XEN) (GUEST: 1) int13_harddisk: function 08, unmapped device for ELDL=81 (XEN) (GUEST: 1) *** int 15h function AX=00C0, BX=0000 not yet supported! (XEN) (GUEST: 1) int13_harddisk: function 15, unmapped device for ELDL=81 (XEN) (GUEST: 1) KBD: unsupported int 16h function 03 (XEN) (GUEST: 1) int13_harddisk: function 15, unmapped device for ELDL=81 (XEN) (GUEST: 1) *** int 15h function AX=E980, BX=E6F5 not yet supported! (XEN) (GUEST: 1) int13_harddisk: function 02, unmapped device for ELDL=81 (XEN) (GUEST: 1) int13_harddisk: function 41, unmapped device for ELDL=81 (XEN) ----[ Xen-3.0-unstable Not tainted ]---- (XEN) CPU: 1802024 (XEN) RIP: e010:[<ffff830000123dab>] do_IRQ+0xbb/0x210 (XEN) RFLAGS: 0000000000010046 CONTEXT: hypervisor (XEN) rax: 0000000000000001 rbx: 0000000000000098 rcx: ffff8300b80c0260 (XEN) rdx: ffff830000198260 rsi: ffff8300001b3f28 rdi: ffff8300001cfc80 (XEN) rbp: ffff8300001b1a80 rsp: ffff8300001b38f8 r8: 000000000000e010 (XEN) r9: 0000000000050f4e r10: 0000000000000000 r11: ffff830000141c40 (XEN) r12: 0000000000000098 r13: 0000000000000010 r14: ffff8300001cfc80 (XEN) r15: ffff8300504d3000 cr0: 000000008005003b cr3: 0000000050d84000 (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: 0000 cs: e010 (XEN) Xen stack trace from rsp=ffff8300001b38f8: (XEN) 0000000000000000 ffff8300001b4078 ffff8300001b0080 ffff8300001b3ad8 (XEN) 0000000000000538 ffff830050f4e000 ffff8300504d3000 ffff830000120790 (XEN) ffff8300504d3000 ffff830050f4e000 0000000000000538 ffff8300001b3ad8 (XEN) ffff8300001b0080 ffff8300001b4078 ffff830000141c40 0000000000000000 (XEN) 0000000000050f4e 000000000000e010 0000800000000538 ffff8300001b4078 (XEN) 000007ffffffffff ffff8300001b3f28 ffff8300001b39e8 0000009800000000 (XEN) ffff830000168976 000000000000e010 0000000000000202 ffff8300001b39e8 (XEN) 0000000000000000 0000000000000000 ffff8300504d3000 ffff830050f4e000 (XEN) 0000000000000538 ffff8300001b3ad8 ffff8300001b0080 ffff8300001b4078 (XEN) ffff830000141c40 0000000000000000 0000000000050f4e 000000000000e010 (XEN) 0000800000000538 ffff8300001b4078 000007ffffffffff ffff8300001b3f28 (XEN) 0000000000000010 0000000e00000000 ffff83000012fc55 000000000000e010 (XEN) 0000000000010216 ffff8300001b3a98 0000000000000000 0000000000000000 (XEN) 0000000000000000 ffff8300001b4078 ffff8300001b0080 ffff8300001b3bc8 (XEN) 0000000000000538 ffff830050f4e000 ffff8300504d3000 ffff830000168995 (XEN) ffff8300504d3000 ffff830050f4e000 0000000000000538 ffff8300001b3bc8 (XEN) ffff8300001b0080 ffff8300001b4078 ffff830000141c40 0000000000000000 (XEN) 0000000000050f4e 000000000000e010 0000800000000538 ffff8300001b4078 (XEN) 000007ffffffffff ffff8300001b3f28 0000000000000010 0000000e00000000 (XEN) ffff83000012fc55 000000000000e010 0000000000010216 ffff8300001b3b88 (XEN) Xen call trace: (XEN) [<ffff830000123dab>] do_IRQ+0xbb/0x210 (XEN) [<ffff830000120790>] common_interrupt+0x20/0x30 (XEN) [<ffff830000141c40>] sync_all+0x0/0x460 (XEN) [<ffff830000168976>] handle_exception+0x26/0x6e (XEN) [<ffff830000141c40>] sync_all+0x0/0x460 (XEN) [<ffff83000012fc55>] do_page_fault+0x1b5/0x320 (XEN) [<ffff830000168995>] handle_exception+0x45/0x6e (XEN) [<ffff830000141c40>] sync_all+0x0/0x460 (XEN) [<ffff83000012fc55>] do_page_fault+0x1b5/0x320 (XEN) [<ffff830000168995>] handle_exception+0x45/0x6e (XEN) [<ffff830000141c40>] sync_all+0x0/0x460 (XEN) [<ffff83000012fc55>] do_page_fault+0x1b5/0x320 (XEN) [<ffff830000168995>] handle_exception+0x45/0x6e (XEN) [<ffff830000141c40>] sync_all+0x0/0x460 (XEN) [<ffff83000012fc55>] do_page_fault+0x1b5/0x320 (XEN) [<ffff830000168995>] handle_exception+0x45/0x6e (XEN) [<ffff830000141c40>] sync_all+0x0/0x460 (XEN) [<ffff83000012fc55>] do_page_fault+0x1b5/0x320 (XEN) [<ffff830000168995>] handle_exception+0x45/0x6e (XEN) [<ffff830000141c40>] sync_all+0x0/0x460 (XEN) [<ffff83000012fc55>] do_page_fault+0x1b5/0x320 (XEN) [<ffff830000168995>] handle_exception+0x45/0x6e (XEN) [<ffff830000141c40>] sync_all+0x0/0x460 (XEN) (XEN) Faulting linear address: ffff8300b80c045e (XEN) Pagetable walk from ffff8300b80c045e: (XEN) L4 = 0000000000103027 5555555555555555 (XEN) L3 = 0000000000000000 ffffffffffffffff (XEN) ************************************ (XEN) CPU1802024 FATAL TRAP 14 (page fault), ERROR_CODE 0000, IN INTERRUPT CONTEXT. (XEN) System shutting down -- need manual reset. (XEN) ************************************

File: failure.5 Red Hat Enterprise Linux ES release 4 (Nahant Update 2) Kernel 2.6.16.13-xen on an x86_64 tst177 login: Bridge firewalling registered ip_tables: (C) 2000-2006 Netfilter Core Team ip_tables: (C) 2000-2006 Netfilter Core Team [root@tst177 ~]# xm info host : tst177 release : 2.6.16.13-xen version : #1 SMP Mon Aug 14 01:37:12 EDT 2006 machine : x86_64 nr_cpus : 2 nr_nodes : 1 sockets_per_node : 1 cores_per_socket : 2 threads_per_core : 1 cpu_mhz : 2793 hw_caps : bfebfbff:20100800:00000000:00000180:0000e43d:00000000:00000001 total_memory : 2046 free_memory : 130 xen_major : 3 xen_minor : 0 xen_extra : -unstable xen_caps : xen-3.0-x86_64 hvm-3.0-x86_32 hvm-3.0-x86_32p hvm-3.0-x86_64 xen_pagesize : 4096 platform_params : virt_start=0xffff800000000000 xen_changeset : Sun Aug 13 09:44:07 2006 +0100 11070:befab551b0e1 cc_compiler : gcc version 4.0.0 20050519 (Red Hat 4.0.0-8) cc_compile_by : build cc_compile_domain : virtualiron.com cc_compile_date : Mon Aug 14 00:48:08 EDT 2006 [root@tst177 ~]# (XEN) (GUEST: 1) HVM Loader (XEN) (GUEST: 1) Detected Xen v3.0 (XEN) (GUEST: 1) Loading ROMBIOS ... (XEN) (GUEST: 1) Loading Cirrus VGABIOS ... (XEN) (GUEST: 1) Loading ACPI ... (XEN) (GUEST: 1) Loading VMXAssist ... (XEN) (GUEST: 1) VMX go ... (XEN) (GUEST: 1) VMXAssist (Aug 14 2006) (XEN) (GUEST: 1) Memory size 256 MB (XEN) (GUEST: 1) E820 map: (XEN) (GUEST: 1) 0000000000000000 - 000000000009F800 (RAM) (XEN) (GUEST: 1) 000000000009F800 - 00000000000A0000 (Reserved) (XEN) (GUEST: 1) 00000000000A0000 - 00000000000C0000 (Type 16) (XEN) (GUEST: 1) 00000000000F0000 - 0000000000100000 (Reserved) (XEN) (GUEST: 1) 0000000000100000 - 000000000FFFD000 (RAM) (XEN) (GUEST: 1) 000000000FFFD000 - 000000000FFFE000 (Type 19) (XEN) (GUEST: 1) 000000000FFFE000 - 000000000FFFF000 (Type 18) (XEN) (GUEST: 1) 000000000FFFF000 - 0000000010000000 (Type 17) (XEN) (GUEST: 1) 0000000010000000 - 0000000010003000 (ACPI NVS) (XEN) (GUEST: 1) 0000000010003000 - 000000001000D000 (ACPI Data) (XEN) (GUEST: 1) 00000000FEC00000 - 0000000100000000 (Type 16) (XEN) (GUEST: 1) (XEN) (GUEST: 1) Start BIOS ... (XEN) (GUEST: 1) Starting emulated 16-bit real-mode: ip=F000:FFF0 (XEN) (GUEST: 1) rombios.c,v 1.138 2005/05/07 15:55:26 vruppert Exp $ (XEN) (GUEST: 1) Remapping master: ICW2 0x8 -> 0x20 (XEN) (GUEST: 1) Remapping slave: ICW2 0x70 -> 0x28 (XEN) (GUEST: 1) VGABios $Id: vgabios.c,v 1.61 2005/05/24 16:50:50 vruppert Exp $ (XEN) (GUEST: 1) HVMAssist BIOS, 1 cpu, $Revision: 1.138 $ $Date: 2005/05/07 15:55:26 $ (XEN) (GUEST: 1) (XEN) (GUEST: 1) ata0-0: PCHS=16383/16/63 translation=lba LCHS=1024/255/63 (XEN) (GUEST: 1) ata0 master: QEMU HARDDISK ATA-7 Hard-Disk (12997 MBytes) (XEN) (GUEST: 1) ata0 slave: Unknown device (XEN) (GUEST: 1) (XEN) (GUEST: 1) Booting from Hard Disk... (XEN) (GUEST: 1) int13_harddisk: function 41, unmapped device for ELDL=81 (XEN) (GUEST: 1) int13_harddisk: function 08, unmapped device for ELDL=81 (XEN) (GUEST: 1) *** int 15h function AX=00C0, BX=0000 not yet supported! (XEN) (GUEST: 1) int13_harddisk: function 15, unmapped device for ELDL=81 (XEN) (GUEST: 1) *** int 15h function AX=EC00, BX=0002 not yet supported! (XEN) (GUEST: 1) KBD: unsupported int 16h function 03 (XEN) (GUEST: 1) int13_harddisk: function 15, unmapped device for ELDL=81 (XEN) (GUEST: 1) int13_harddisk: function 02, unmapped device for ELDL=81 (XEN) (GUEST: 1) int13_harddisk: function 41, unmapped device for ELDL=81 (XEN) Local APIC Write to read-only register Guest: Unable to handle kernel paging request at ffffffff006c8a41 RIP: <ffffffff801112d8> {in_exception_stack+27} PML4 103027 PGD 0 Oops: 0000 [432] SMP CPU -1

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