[Xen-devel] win-pv assertion failed while migrating

[alice wan <wanjia19870902@xxxxxxxxx>]

hi all

 

i migrated a guest os with win-pv driver (changset 820) , xc_save process hung like that

 

(gdb) bt
#0  0x0000003482ec5f3b in read () from /lib64/libc.so.6
#1  0x00007f53b42754cf in read_exact () from /usr/lib64/libxenctrl.so.4.0
#2  0x00007f53b427b283 in xc_evtchn_pending () from /usr/lib64/libxenctrl.so.4.0
#3  0x00007f53b404b5e7 in xc_await_suspend () from /usr/lib64/libxenguest.so.4.0
#4  0x0000000000401305 in suspend ()
#5  0x00007f53b404f684 in suspend_and_state () from /usr/lib64/libxenguest.so.4.0
#6  0x00007f53b4051d4f in xc_domain_save () from /usr/lib64/libxenguest.so.4.0
#7  0x0000000000401539 in main ()

 

the pv debug info in qemu log is as following:

 

XenPCI <-- XenPci_DeviceWatchHandler
XenNet --> XenNet_Resume
XenPCI --> XenPci_DeviceWatchHandler
XenNet --> XenNet_TxResumeStart
XenPCI <-- XenPci_DeviceWatchHandler
XenNet <-- XenNet_TxResumeStart
XenPCI --> XenPci_UpdateBackendState
XenNet --> XenNet_RxResumeStart
XenNet <-- XenNet_RxResumeStart
XenPCI     state unchanged
XenNet --> XenNet_ConnectBackend
XenPCI --> XenPci_DeviceWatchHandler
XenNet     XEN_INIT_TYPE_13
XenPCI <-- XenPci_DeviceWatchHandler
XenNet     XEN_INIT_TYPE_VECTORS
XenNet     XEN_INIT_TYPE_DEVICE_STATE - 81F40FB4
XenNet     XEN_INIT_TYPE_RING - tx-ring-ref = FFB1F000
XenNet     XEN_INIT_TYPE_RING - rx-ring-ref = FFB1E000
XenNet     XEN_INIT_TYPE_EVENT_CHANNEL - event-channel = 7
XenNet     XEN_INIT_TYPE_READ_STRING - mac = 00:16:3e:e0:00:13
XenNet     XEN_INIT_TYPE_READ_STRING - feature-sg = 1
XenNet     XEN_INIT_TYPE_READ_STRING - feature-gso-tcpv4 = 1
XenNet     XEN_INIT_TYPE_17
XenNet <-- XenNet_ConnectBackend
XenNet --> XenNet_RxResumeEnd
XenNet <-- XenNet_RxResumeEnd
XenNet --> XenNet_TxResumeEnd
XenNet <-- XenNet_TxResumeEnd
XenNet     *Setting suspend_resume_state_fdo = 2
XenNet --> XenNet_SuspendResume
XenNet     New state SR_STATE_RESUMING
XenNet <-- XenNet_SuspendResume
XenNet --> XenNet_Resume
XenNet     *Notifying event channel 5
XenNet --> XenNet_TxResumeStart
XenNet <-- XenNet_Resume
XenPCI     EVT_ACTION_TYPE_SUSPEND
XenPCI --> EvtChn_PdoEventChannelDpc
XenPCI <-- EvtChn_PdoEventChannelDpc
XenPCI     fdo state set to 2
XenNet <-- XenNet_TxResumeStart
XenPCI <-- XenPci_Pdo_ChangeSuspendState
XenNet --> XenNet_RxResumeStart
XenPCI --> XenPci_Pdo_ChangeSuspendState
XenNet <-- XenNet_RxResumeStart
XenPCI     setting pdo state to 0
XenNet --> XenNet_ConnectBackend
XenPCI     Notifying event channel 5
XenNet     XEN_INIT_TYPE_13
XenPCI     EVT_ACTION_TYPE_SUSPEND
XenNet     XEN_INIT_TYPE_VECTORS
XenNet --> XenNet_SuspendResume
XenNet     XEN_INIT_TYPE_DEVICE_STATE - 81F40FB4
XenNet     New state 2
XenNet     Notifying event channel 5
XenNet     XEN_INIT_TYPE_RING - tx-ring-ref = FFB1F000
XenNet <-- XenNet_SuspendResume
XenPCI     EVT_ACTION_TYPE_SUSPEND
 
*** Assertion failed: xi->rx_ring_pbs[id] != (USHORT)0xFFFF
***   Source File: c:\projects\win-pvdrivers.hg\xennet\xennet_rx.c, line 639
 
XenNet     XEN_INIT_TYPE_RING - rx-ring-ref = FFB1E000
XenVbd --> DriverEntry
XenVbd     IRQL = 31
XenVbd     DriverObject = 00000000, RegistryPath = 00000000
XenVbd --> XenVbd_HwScsiFindAdapter
XenVbd     IRQL = 31
XenVbd     xvdd = 819F5300
XenVbd     BusInterruptLevel = 28
XenVbd     BusInterruptVector = 01c
XenVbd     NumberOfAccessRanges = 1
XenVbd     RangeStart = 1f98a000, RangeLength = 00001000
XenVbd     XEN_INIT_TYPE_VECTORS
XenVbd     XEN_INIT_TYPE_DEVICE_STATE - 81F96AB4
XenVbd     XEN_INIT_TYPE_RING - ring-ref = 81F3C000
XenVbd     XEN_INIT_TYPE_EVENT_CHANNEL - event-channel = 7
XenVbd     cached_use_other = 1
XenVbd     XEN_INIT_TYPE_READ_STRING - device-type = disk
XenVbd     device-type = Disk
XenVbd     XEN_INIT_TYPE_READ_STRING - mode = w
XenVbd     mode = w
XenVbd     XEN_INIT_TYPE_READ_STRING - sectors = 104857600
XenVbd     XEN_INIT_TYPE_READ_STRING - sector-size = 512
XenVbd     XEN_INIT_TYPE_GRANT_ENTRIES - entries = 11
XenVbd     qemu_hide_flags_value = 3
XenVbd     aligned_buffer_data = 819F7274
XenVbd     aligned_buffer = 819F8000
XenVbd     ConfigInfo->MaximumTransferLength = 4096
XenVbd     ConfigInfo->NumberOfPhysicalBreaks = 0
XenVbd     Dma64BitAddresses not supported
XenVbd <-- XenVbd_HwScsiFindAdapter
XenVbd --> XenVbd_HwScsiInitialize
XenVbd     IRQL = 31
XenVbd     dump_mode = 1
XenVbd <-- XenVbd_HwScsiInitialize
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
Log-dirty command enable
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd --> HwScsiStartIo (Suspending/Resuming)
XenVbd <-- HwScsiStartIo (Suspending/Resuming)
XenVbd ScsiPortInitialize failed with status 0xc0000001
XenVbd <-- DriverEntry
XenNet --> XenNet_Shutdown
XenNet <-- XenNet_Shutdown
XenPCI     Bug check 0x0000008E (0x80000003, 0x80878113, 0xF885AAF4, 0x00000000)
reset requested in cpu_handle_ioreq.
Issued domain 473 reboot

 

environment: xen 4.0.0 +2.6.31.13, windows2003+win-pv(changeset 820)

 

i need your help ,thanks in advance

 

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