[Qemu-devel] [Bug 1315257] Re: QEMU get black screen when adjust resolution in full screen mode.

[Thomas Huth]

Looking through old bug tickets... can you still reproduce this issue
with the latest version of QEMU? Or could we close this ticket nowadays?

** Changed in: qemu
       Status: New => Incomplete

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Title:
  QEMU get black screen when adjust resolution in full screen mode.

Status in QEMU:
  Incomplete

Bug description:
  Description:
  QEMU cause X11 error when adjust resolution in full screen mode or start QEMU 
with "-full-screen".

  Additional info:
  * host OS infomation
      Archlinux 64bit
  * gest OS infomation
      Windows XP SP3 32bit
  * Archlinux package version(s)
  qemu 1.7.1-1
  cinnamon 2.2.3-3
  sdl 1.2.15-5
  xf86-video-ati 1:7.3.0-1
  xf86-video-fbdev 0.4.4-2
  xf86-video-modesetting 0.8.1-2
  xf86-video-vesa 2.3.2-4
  xorg-server 1.15.1-1

  * error output in Xterm
  X Error of failed request:  BadValue (integer parameter out of range for 
operation)
    Major opcode of failed request:  153 (XFree86-VidModeExtension)
    Minor opcode of failed request:  10 (XF86VidModeSwitchToMode)
    Value in failed request:  0x2c2
    Serial number of failed request:  412
    Current serial number in output stream:  414

  * Xorg log output
      *with the command "grep EE /var/log/Xorg.0.log"
          (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
  [  7726.317] Initializing built-in extension MIT-SCREEN-SAVER
      *with the command "grep WW /var/log/Xorg.0.log"
          (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
  [  7726.314] (WW) `fonts.dir' not found (or not valid) in 
"/usr/share/fonts/misc/".
  [  7726.314] (WW) `fonts.dir' not found (or not valid) in 
"/usr/share/fonts/100dpi/".
  [  7726.314] (WW) `fonts.dir' not found (or not valid) in 
"/usr/share/fonts/75dpi/".
  [  7726.316] (WW) Open ACPI failed (/var/run/acpid.socket) (No such file or 
directory)
  [  7726.334] (WW) Falling back to old probe method for modesetting
  [  7726.334] (WW) Falling back to old probe method for fbdev
  [  7726.335] (WW) Falling back to old probe method for vesa

  Steps to reproduce:
  1.Start QEMU with the command:
      qemu-system-i386 -enable-kvm -machine type=pc,accel=kvm -rtc 
base=localtime -nodefaults -no-quit -usbdevice tablet -cpu host -smp 2 -m 1G 
-vga std -soundhw ac97 -net nic,model=virtio -net bridge,br=virbr0 -drive 
if=virtio,index=0,media=disk,format=raw,cache=none,file=/home/user/VM/WinXP.img
  2.Press ctl + alt + f to full screen.
  3.Adjust resolution in guest OS.
  or
  1.Make sure the guest OS resolution is not the same as host OS.
  2.Start QEMU with parameter "-full-screen".

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