Red Hat Bugzilla – Bug 594019
Corrupted colors in framebuffer on MGA G200eW WPCM450
Last modified: 2011-04-04 14:26:48 EDT
Created attachment 415385 [details]
Description of problem:
Anaconda has corrupted colors in framebuffer while booting and installed system has corrupted colors in plymouth while booting on this hardware.
Version-Release number of selected component (if applicable):
RHEL6.0-20100512.0 x86_64 Server
Steps to Reproduce:
Start installer on this hardware
Start installed system on this hardware
Colors are corrupted (see attachment )
Colors should be ok
Created attachment 415386 [details]
This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux major release. Product Management has requested further
review of this request by Red Hat Engineering, for potential inclusion in a Red
Hat Enterprise Linux Major release. This request is not yet committed for
Are you explicitly trying to enable vesafb? If so... why?
Created attachment 416083 [details]
I do not. I haven't modified command line in grub. I did installation using same approach on several different machines, and they were ok.
How are you connecting to this system console?
I'm using Java iDRAC6 KVM.
This issue has been proposed when we are only considering blocker
issues in the current Red Hat Enterprise Linux release. It has
been denied for the current Red Hat Enterprise Linux release.
** If you would still like this issue considered for the current
release, ask your support representative to file as a blocker on
your behalf. Otherwise ask that it be considered for the next
Red Hat Enterprise Linux release. **
Thanks for the bug report. We have reviewed the information you have provided above, and there is some additional information we require that will be helpful in our diagnosis of this issue.
Please add drm.debug=0x04 to the kernel command line, restart computer, and attach
* your X server config file (/etc/X11/xorg.conf, if available),
* X server log file (/var/log/Xorg.*.log)
* output of the dmesg command, and
* system log (/var/log/messages)
to the bug report as individual uncompressed file attachments using the bugzilla file attachment link above.
We will review this issue again once you've had a chance to attach this information.
Thanks in advance.
No xorg.conf present.
Log files will follow.
Please note, that colours in X are ok, but in plymouth and tuxes in framebuffer have those weird colours.
Created attachment 476152 [details]
Created attachment 476153 [details]
Created attachment 476154 [details]
Created attachment 476156 [details]
Created attachment 476157 [details]
Created attachment 476158 [details]
When we've seen this before it's been the firmware resetting the video hardware to paletted mode before exiting boot services, but leaving the EFI description of the hardware claiming it to be in truecolor. Pretty sure this is a firmware bug.
I'm unable to reproduce this anymore.
We believe updated efi bios handling fixed this, or the bios update itself