Vadim, It is very easy to reproduce the bug. Memory dump and PDB file must go in pair. Let me know if you need my memory dump file and PDB file. -----Original Message----- From: Vadim Rozenfeld [mailto:vrozenfe@xxxxxxxxxx] Sent: Tuesday, May 29, 2012 5:23 PM To: Alon Levy Cc: Charles.Tsai-蔡清海-研究發展部; spice-devel@xxxxxxxxxxxxxxxxxxxxx; Jonah.Wu-吳君勉-研究發展部 Subject: Re: A sever bug found in 64-bit WIndows 7 VM On Tuesday, May 29, 2012 10:42:08 AM Alon Levy wrote: > On Tue, May 29, 2012 at 02:58:19AM +0000, Charles.Tsai-蔡清海-研究發展部 wrote: > > Hi Vadim, > > Could you have a look? > > Thanks, > Alon Sure. Is the crashdump available somewhere? Cheers, Vadim. > > > Bug description: > > A sever bug was found on 64-bit Windows 7 VM which crashed after > > running idle for a while(~ 2-3 hours). When we checked the kvm > > process, it was killed from the system. > > > > Drivers installed: > > Qxl, > > Virtioserail > > Vdagent > > > > Qemu & Spice: > > Hans’s Qemu + "spice-0.10.tar.gz" > > > > Steps to reproduce: > > > > 1. Create a 64-bit Windows 7 VM image > > > > 2. Install qxl, virioserai driver and vdagent > > > > 3. Launch the VM and let it run idle > > > > 4. After a couple of hours, the VM will crash > > > > > > Memory demp information: > > > > > > > > 0: kd> !analyze -v > > > > ******************************************************************** > > ***** > > ****** > > > > * > > * > > > > * Bugcheck Analysis > > * > > > > * > > * > > > > ******************************************************************** > > ***** > > ****** > > > > > > > > DRIVER_POWER_STATE_FAILURE (9f) > > > > A driver is causing an inconsistent power state. > > > > Arguments: > > > > Arg1: 0000000000000003, A device object has been blocking an Irp for > > too long a time > > > > Arg2: fffffa8003bb24b0, Physical Device Object of the stack > > > > Arg3: fffff80003bd3518, Functional Device Object of the stack > > > > Arg4: fffffa80025e9510, The blocked IRP > > > > > > > > Debugging Details: > > > > ------------------ > > > > > > > > > > > > DRVPOWERSTATE_SUBCODE: 3 > > > > > > > > IRP_ADDRESS: fffffa80025e9510 > > > > > > > > DEVICE_OBJECT: fffffa8003bb24b0 > > > > > > > > DRIVER_OBJECT: fffffa8003a1ac70 > > > > > > > > IMAGE_NAME: vioser.sys > > > > > > > > DEBUG_FLR_IMAGE_TIMESTAMP: 4fc31b19 > > > > > > > > MODULE_NAME: vioser > > > > > > > > FAULTING_MODULE: fffff88003670000 vioser > > > > > > > > DEFAULT_BUCKET_ID: VISTA_DRIVER_FAULT > > > > > > > > BUGCHECK_STR: 0x9F > > > > > > > > PROCESS_NAME: System > > > > > > > > CURRENT_IRQL: 2 > > > > > > > > LAST_CONTROL_TRANSFER: from fffff80002930e53 to fffff800028c3040 > > > > > > > > STACK_TEXT: > > > > fffff800`03bd34c8 fffff800`02930e53 : 00000000`0000009f > > 00000000`00000003 > > fffffa80`03bb24b0 fffff800`03bd3518 : nt!KeBugCheckEx > > > > fffff800`03bd34d0 fffff800`028cf0e6 : fffff800`03bd3600 > > fffff800`03bd3600 > > 00000000`00000001 00000000`00000000 : nt! ?? > > ::FNODOBFM::`string'+0x28e30 > > > > fffff800`03bd3570 fffff800`028ce396 : fffff800`02a72700 > > 00000000`00034df1 > > 00000000`00000000 00000000`00000000 : nt!KiProcessTimerDpcTable+0x66 > > > > fffff800`03bd35e0 fffff800`028cf00e : 00000007`ddaba240 > > fffff800`03bd3c58 > > 00000000`00034df1 fffff800`02a410a8 : > > nt!KiProcessExpiredTimerList+0xc6 > > > > fffff800`03bd3c30 fffff800`028ce707 : 00000059`a9892fc1 > > 00000059`00034df1 00000059`a9892fbb 00000000`000000f1 : > > nt!KiTimerExpiration+0x1be > > > > fffff800`03bd3cd0 fffff800`028cb77a : fffff800`02a3ce80 > > fffff800`02a4ac40 > > 00000000`00000000 fffff880`00c3ef44 : nt!KiRetireDpcList+0x277 > > > > fffff800`03bd3d80 00000000`00000000 : fffff800`03bd4000 > > fffff800`03bce000 > > fffff800`03bd3d40 00000000`00000000 : nt!KiIdleLoop+0x5a > > > > > > > > > > > > STACK_COMMAND: kb > > > > > > > > FOLLOWUP_NAME: MachineOwner > > > > > > > > FAILURE_BUCKET_ID: X64_0x9F_IMAGE_vioser.sys > > > > > > > > BUCKET_ID: X64_0x9F_IMAGE_vioser.sys > > > > > > > > Followup: MachineOwner > > > > --------- > > > > > > > > 0: kd> lmvm vioser > > > > start end module name > > > > fffff880`03670000 fffff880`03680000 vioser (private pdb symbols) > > d:\localsymbols\vioser.pdb > > > > Loaded symbol image file: vioser.sys > > > > Image path: \SystemRoot\system32\DRIVERS\vioser.sys > > > > Image name: vioser.sys > > > > Timestamp: Mon May 28 14:28:41 2012 (4FC31B19) > > > > CheckSum: 0000F577 > > > > ImageSize: 00010000 > > > > Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4 > > > > 0: kd> !devobj fffffa8003bb24b0 f > > > > Device object (fffffa8003bb24b0) is for: > > > > vport0p1 \Driver\VirtioSerial DriverObject fffffa8003a1ac70 > > > > Current Irp 00000000 RefCount 1 Type 0000001b Flags 0000304c > > > > Dacl fffff9a100232a11 DevExt fffffa8003badbc0 DevObjExt > > fffffa8003bb2620 DevNode fffffa8003bbfb30 > > > > ExtensionFlags (0000000000) > > > > Device queue is not busy. > > > > > > > > 0: kd> !irp fffffa80025e9510 > > > > Irp is active with 2 stacks 1 is current (= 0xfffffa80025e95e0) > > > > No Mdl: No System Buffer: Thread 00000000: Irp stack trace. > > > > cmd flg cl Device File Completion-Context > > > > > >[ 16, 2] 0 e1 fffffa8003bb24b0 00000000 > > >fffff800028ad990-fffffa8002b61ce0 Success Error Cancel pending > > > > > \Driver\VirtioSerial nt!IopUnloadSafeCompletion > > > > Args: 00014400 00000001 00000004 > > 00000002 > > > > [ 0, 0] 0 0 00000000 00000000 00000000-fffffa80027e32e0 > > > > Args: 00000000 00000000 00000000 > > 00000000 _______________________________________________ Spice-devel mailing list Spice-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/spice-devel