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[Xen-bugs] [Bug 1738] New: guest failed to reboot after L-Migration it

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Subject: [Xen-bugs] [Bug 1738] New: guest failed to reboot after L-Migration it
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Date: Mon, 14 Feb 2011 00:31:19 -0800
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http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1738

           Summary: guest failed to reboot after L-Migration it
           Product: Xen
           Version: unstable
          Platform: x86-64
        OS/Version: Linux
            Status: NEW
          Severity: major
          Priority: P1
         Component: Hypervisor
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: yang.z.zhang@xxxxxxxxx


Environment:
------------
Service Arch (ia32/ia32e/IA64): ia32e
Guest Arch (ia32/ia32e/IA64): 
Guest OS Type (Linux/Windows):Linux
Change Set:22904:c64dcc4d2eca
Hardware: Westmere-EP and Sandybridge
Other:
xen changeset:   22904:c64dcc4d2eca
tag:         tip
user:        Keir Fraser <keir@xxxxxxx>
date:        Thu Feb 10 17:24:41 2011 +0000
files:       xen/Makefile
description:
Update Xen evrsion to 4.1.0-rc5-pre

pvops dom0:
commit 75cc13f5aa29b4f3227d269ca165dfa8937c94fe
Merge: 2607c07 a386bf7
Author: Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>
Date:   Thu Dec 9 17:16:16 2010 -0800

qemu-xen:
commit 833e7e9a4c95739429dc0c803bbbf2346f9897fd
Author: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
Date:   Thu Jul 8 17:33:29 2010 +0100




Bug detailed description:
--------------------------
For the xen unstable (cs22904),we created the guest and run L-Migration
successfully. Then, we failed to reboot the new guest. There were some log from
serial port as following:
(XEN) [VT-D]iommu.c:1785: VT-d page table not sharing with EPT table
(XEN) HVM4: HVM Loader
(XEN) HVM4: Detected Xen v4.1.0-rc5-pre
(XEN) HVM4: CPU speed is 2800 MHz
(XEN) HVM4: Xenbus rings @0xfeffc000, event channel 3
(XEN) irq.c:258: Dom4 PCI link 0 changed 0 -> 5
(XEN) HVM4: PCI-ISA link 0 routed to IRQ5
(XEN) irq.c:258: Dom4 PCI link 1 changed 0 -> 10
(XEN) HVM4: PCI-ISA link 1 routed to IRQ10
(XEN) irq.c:258: Dom4 PCI link 2 changed 0 -> 11
(XEN) HVM4: PCI-ISA link 2 routed to IRQ11
(XEN) irq.c:258: Dom4 PCI link 3 changed 0 -> 5
(XEN) HVM4: PCI-ISA link 3 routed to IRQ5
(XEN) HVM4: pci dev 01:3 INTA->IRQ10
(XEN) HVM4: pci dev 03:0 INTA->IRQ5
(XEN) HVM4: pci dev 02:0 bar 10 size 02000000: f0000008
(XEN) HVM4: pci dev 03:0 bar 14 size 01000000: f2000008
(XEN) HVM4: pci dev 02:0 bar 14 size 00001000: f3000000
(XEN) HVM4: pci dev 03:0 bar 10 size 00000100: 0000c001
(XEN) HVM4: pci dev 01:1 bar 20 size 00000010: 0000c101
(XEN) HVM4: Multiprocessor initialisation:
(XEN) HVM4:  - CPU0 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ...
done.
(XEN) HVM4:  - CPU1 ... 40-bit phys ... fixed MTRRs ... var MTRRs [2/8] ...
done.
(XEN) HVM4: Testing HVM environment:
(XEN) HVM4:  - REP INSB across page boundaries ... passed
(XEN) HVM4:  - GS base MSRs and SWAPGS ... passed
(XEN) HVM4: Passed 2 of 2 tests
(XEN) HVM4: Writing SMBIOS tables ...
(XEN) HVM4: Loading ROMBIOS ...
(XEN) HVM4: 9628 bytes of ROMBIOS high-memory extensions:
(XEN) HVM4:   Relocating to 0xfc000000-0xfc00259c ... done
(XEN) HVM4: Creating MP tables ...
(XEN) HVM4: Loading Cirrus VGABIOS ...
(XEN) HVM4: Loading ACPI ...
(XEN) HVM4:  - Lo data: 000ea020-000ea04f
(XEN) HVM4:  - Hi data: fc002800-fc01295f
(XEN) HVM4: vm86 TSS at fc012c00
(XEN) HVM4: BIOS map:
(XEN) HVM4:  c0000-c8fff: VGA BIOS
(XEN) HVM4:  eb000-eb181: SMBIOS tables
(XEN) HVM4:  f0000-fffff: Main BIOS
(XEN) HVM4: E820 table:
(XEN) HVM4:  [00]: 00000000:00000000 - 00000000:0009e000: RAM
(XEN) HVM4:  [01]: 00000000:0009e000 - 00000000:0009fc00: RESERVED
(XEN) HVM4:  [02]: 00000000:0009fc00 - 00000000:000a0000: RESERVED
(XEN) HVM4:  HOLE: 00000000:000a0000 - 00000000:000e0000
(XEN) HVM4:  [03]: 00000000:000e0000 - 00000000:00100000: RESERVED
(XEN) HVM4:  [04]: 00000000:00100000 - 00000000:1f800000: RAM
(XEN) HVM4:  HOLE: 00000000:1f800000 - 00000000:fc000000
(XEN) HVM4:  [05]: 00000000:fc000000 - 00000001:00000000: RESERVED
(XEN) HVM4: Invoking ROMBIOS ...
(XEN) HVM4: $Revision: 1.221 $ $Date: 2008/12/07 17:32:29 $
(XEN) stdvga.c:147:d4 entering stdvga and caching modes
(XEN) HVM4: VGABios $Id: vgabios.c,v 1.67 2008/01/27 09:44:12 vruppert Exp $
(XEN) HVM4: Bochs BIOS - build: 06/23/99
(XEN) HVM4: $Revision: 1.221 $ $Date: 2008/12/07 17:32:29 $
(XEN) HVM4: Options: apmbios pcibios eltorito PMM
(XEN) HVM4:
(XEN) HVM4: ata0-0: PCHS=16383/16/63 translation=lba LCHS=1024/255/63
(XEN) HVM4: ata0 master: QEMU HARDDISK ATA-7 Hard-Disk (10240 MBytes)
(XEN) HVM4: IDE time out
(XEN) HVM4:
(XEN) HVM4:
(XEN) HVM4:
(XEN) HVM4: Press F12 for boot menu.
(XEN) HVM4:
(XEN) HVM4: Booting from Hard Disk...
(XEN) HVM4: Booting from 0000:7c00
(XEN) HVM4: int13_harddisk: function 41, unmapped device for ELDL=81
(XEN) HVM4: int13_harddisk: function 08, unmapped device for ELDL=81
(XEN) HVM4: *** int 15h function AX=00c0, BX=0000 not yet supported!
(XEN) HVM4: int13_harddisk: function 15, unmapped device for ELDL=81
(XEN) HVM4: *** int 15h function AX=ec00, BX=0002 not yet supported!
(XEN) HVM4: KBD: unsupported int 16h function 03
(XEN) HVM4: int13_harddisk: function 15, unmapped device for ELDL=81
(XEN) HVM4: int13_harddisk: function 02, unmapped device for ELDL=81
(XEN) HVM4: int13_harddisk: function 41, unmapped device for ELDL=81
(XEN) irq.c:258: Dom4 PCI link 0 changed 5 -> 0
(XEN) irq.c:258: Dom4 PCI link 1 changed 10 -> 0
(XEN) irq.c:258: Dom4 PCI link 2 changed 11 -> 0
(XEN) irq.c:258: Dom4 PCI link 3 changed 5 -> 0
(XEN) irq.c:324: Dom4 callback via changed to PCI INTx Dev 0x03 IntA
INIT: Id "co" respawning too fast: disabled for 5 minutes
(XEN) [VT-D]iommu.c:1785: VT-d page table not sharing with EPT table
(XEN) save.c:162:d0 HVM save: CPU
(XEN) save.c:162:d0 HVM save: PIC
(XEN) save.c:162:d0 HVM save: IOAPIC
(XEN) save.c:162:d0 HVM save: LAPIC
(XEN) save.c:162:d0 HVM save: LAPIC_REGS
(XEN) save.c:162:d0 HVM save: PCI_IRQ
(XEN) save.c:162:d0 HVM save: ISA_IRQ
(XEN) save.c:162:d0 HVM save: PCI_LINK
(XEN) save.c:162:d0 HVM save: PIT
(XEN) save.c:162:d0 HVM save: RTC
(XEN) save.c:162:d0 HVM save: HPET
(XEN) save.c:162:d0 HVM save: PMTIMER
(XEN) save.c:162:d0 HVM save: MTRR
(XEN) save.c:162:d0 HVM save: VIRIDIAN
(XEN) save.c:162:d0 HVM save: CPU_XSAVE
(XEN) hap error: hap_domctl(): Bad hap domctl op 0
(XEN) save.c:234:d0 HVM restore: CPU 0
(XEN) save.c:234:d0 HVM restore: CPU 1
(XEN) save.c:234:d0 HVM restore: PIC 0
(XEN) save.c:234:d0 HVM restore: PIC 1
(XEN) save.c:234:d0 HVM restore: IOAPIC 0
(XEN) save.c:234:d0 HVM restore: LAPIC 0
(XEN) save.c:234:d0 HVM restore: LAPIC 1
(XEN) save.c:234:d0 HVM restore: LAPIC_REGS 0
(XEN) save.c:234:d0 HVM restore: LAPIC_REGS 1
(XEN) save.c:234:d0 HVM restore: PCI_IRQ 0
(XEN) save.c:234:d0 HVM restore: ISA_IRQ 0
(XEN) save.c:234:d0 HVM restore: PCI_LINK 0
(XEN) save.c:234:d0 HVM restore: PIT 0
(XEN) save.c:234:d0 HVM restore: RTC 0
(XEN) save.c:234:d0 HVM restore: HPET 0
(XEN) save.c:234:d0 HVM restore: PMTIMER 0
(XEN) save.c:234:d0 HVM restore: MTRR 0
(XEN) save.c:234:d0 HVM restore: MTRR 1
(XEN) irq.c:324: Dom5 callback via changed to PCI INTx Dev 0x03 IntA
(XEN) [VT-D]iommu.c:1785: VT-d page table not sharing with EPT table
[ 1160.494035] xl[8728]: segfault at 7f40654f3008 ip 00000036cc87273e sp
00007fffbd296fe0 error 4 in libc-2.5.so[36cc800000+14e000]
[ 1309.189141] Xorg[6230] general protection ip:7f2a3b945207 sp:7fff09db5540
error:0 in libint10.so[7f2a3b93c000+22000]
[ 1311.167687] mtrr: type mismatch for f0000000,2000000 old: write-back new:
write-combining



Reproduce steps:
----------------
1.Create the guest(for example :guestid=4)
2.Run "xl migrate guestid localhost" successfully (guestid=5).
3.Reboot the guest,we seen it was failure.

Current result:
----------------
Reboot successfully

Expected result:
----------------

Failed

Basic root-causing log:
----------------------


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