[Qemu-devel] [Bug 1406706] [NEW] guest will be destroyed when create guest with parameter "-usbdevice tablet".

[chao zhou]

Public bug reported:

Environment:
------------
Host OS (ia32/ia32e/IA64):ia32e
Guest OS (ia32/ia32e/IA64):ia32e
Guest OS Type (Linux/Windows):windows
kvm.git Commit:2c4aa55a6af070262cca425745e8e54310e96b8d
qemu.git Commit:ab0302ee764fd702465aef6d88612cdff4302809
Host Kernel Version:3.18.0-rc3
Hardware: Ivytown_EP,Haswell_EP


Bug detailed description:
--------------------------
when create guest with parameter "-usbdevice tablet", then guest will be 
destroyed.

note:
this shoule be a qemu bug:
kvm             +   qemu    = result
2c4aa55a  +  ab0302ee = bad
2c4aa55a  +  54600752 = good


Reproduce steps:
----------------
1. create guest
qemu-system-x86_64 --enable-kvm -m 4G smp 2 -net none win8.1.qcow -usbdevice 
tablet


Current result:
----------------
the guest will be destroyed when create guest with "-usbdevice tablet"

Expected result:
----------------
the guest works fine when create guest with "-usbdevice tablet"


Basic root-causing log:
----------------------
address@hidden ~]# qemu-system-x86_64 -enable-kvm -m 4G -smp 2 -net none 
/root/cathy/win8.1.qcow  -usbdevice tablet
qemu-system-x86_64: util/qemu-option.c:387: qemu_opt_get_bool_helper: Assertion 
`opt->desc && opt->desc->type == QEMU_OPT_BOOL' failed.
Aborted (core dumped)

** Affects: qemu
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1406706

Title:
  guest will be destroyed when create guest with parameter "-usbdevice
  tablet".

Status in QEMU:
  New

Bug description:
  Environment:
  ------------
  Host OS (ia32/ia32e/IA64):ia32e
  Guest OS (ia32/ia32e/IA64):ia32e
  Guest OS Type (Linux/Windows):windows
  kvm.git Commit:2c4aa55a6af070262cca425745e8e54310e96b8d
  qemu.git Commit:ab0302ee764fd702465aef6d88612cdff4302809
  Host Kernel Version:3.18.0-rc3
  Hardware: Ivytown_EP,Haswell_EP

  
  Bug detailed description:
  --------------------------
  when create guest with parameter "-usbdevice tablet", then guest will be 
destroyed.

  note:
  this shoule be a qemu bug:
  kvm             +   qemu    = result
  2c4aa55a  +  ab0302ee = bad
  2c4aa55a  +  54600752 = good


  Reproduce steps:
  ----------------
  1. create guest
  qemu-system-x86_64 --enable-kvm -m 4G smp 2 -net none win8.1.qcow -usbdevice 
tablet

  
  Current result:
  ----------------
  the guest will be destroyed when create guest with "-usbdevice tablet"

  Expected result:
  ----------------
  the guest works fine when create guest with "-usbdevice tablet"

  
  Basic root-causing log:
  ----------------------
  address@hidden ~]# qemu-system-x86_64 -enable-kvm -m 4G -smp 2 -net none 
/root/cathy/win8.1.qcow  -usbdevice tablet
  qemu-system-x86_64: util/qemu-option.c:387: qemu_opt_get_bool_helper: 
Assertion `opt->desc && opt->desc->type == QEMU_OPT_BOOL' failed.
  Aborted (core dumped)

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