[Bug 89209] New: *ERROR* mismatch in gmch_pfit.lvds_border_bits (expected 32768, found 0)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89209

            Bug ID: 89209
           Summary: *ERROR* mismatch in gmch_pfit.lvds_border_bits
                    (expected 32768, found 0)
           Product: DRI
           Version: unspecified
          Hardware: x86 (IA32)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: sitsofe at yahoo.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Description of the problem:
Running ioquake results in an mismatch in gmch_pfit.lvds_border_bits error on
my EeePC 900.

Steps to reproduce:
1. Run ioquake binary.
2. Quit ioquake.
3. Check dmesg.

Expected result:
No error messages.

Actual results:
Error message like:
[  234.206074] [drm:check_crtc_state] *ERROR* mismatch in
gmch_pfit.lvds_border_bits (expected 32768, found 0)
[  234.206085] ------------[ cut here ]------------
[  234.206093] WARNING: CPU: 0 PID: 1725 at
drivers/gpu/drm/i915/intel_display.c:10872 check_crtc_state+0x81b/0x1060()
[  234.206097] pipe state doesn't match!
[  234.206105] CPU: 0 PID: 1725 Comm: Xorg Not tainted 3.19.0-00001-gfb8cfc5
#28
[  234.206109] Hardware name: ASUSTeK Computer INC. 900/900, BIOS 1006   
03/03/2009
[  234.206113]  b0654371 b012d323 b0785afa e9c63a74 000006bd b0760dcc 00002a78
b03b9fcb
[  234.206125]  b03b9fcb ee500028 ee50031c ee533190 ee500000 b012d3b3 00000009
e9c63a5c
[  234.206133]  b0785afa e9c63a74 b03b9fcb b0760dcc 00002a78 b0785afa ffffffff
00000000
[  234.206143] Call Trace:
[  234.206155]  [<b0654371>] ? dump_stack+0xa/0x13
[  234.206165]  [<b012d323>] ? warn_slowpath_common+0x83/0xc0
[  234.206171]  [<b03b9fcb>] ? check_crtc_state+0x81b/0x1060
[  234.206177]  [<b03b9fcb>] ? check_crtc_state+0x81b/0x1060
[  234.206184]  [<b012d3b3>] ? warn_slowpath_fmt+0x33/0x40
[  234.206190]  [<b03b9fcb>] ? check_crtc_state+0x81b/0x1060
[  234.206200]  [<b03c7ce4>] ? intel_modeset_check_state+0x274/0x9a0
[  234.206206]  [<b03c1a2c>] ? i9xx_crtc_disable+0x15c/0x430
[  234.206213]  [<b03ccaae>] ? i9xx_check_fifo_underruns+0x5e/0xc0
[  234.206220]  [<b03c29c6>] ? __intel_set_mode+0x176/0xab0
[  234.206227]  [<b03c9441>] ? intel_crtc_set_config+0x981/0xd70
[  234.206235]  [<b035d616>] ? drm_mode_set_config_internal+0x46/0xb0
[  234.206242]  [<b035d9d2>] ? drm_mode_setcrtc+0xc2/0x540
[  234.206248]  [<b035d910>] ? drm_crtc_check_viewport+0x160/0x160
[  234.206255]  [<b03535cd>] ? drm_ioctl+0x19d/0x5c0
[  234.206262]  [<b035d910>] ? drm_crtc_check_viewport+0x160/0x160
[  234.206271]  [<b01e44c7>] ? fsnotify+0x2b7/0x3b0
[  234.206277]  [<b0353430>] ? drm_version+0x80/0x80
[  234.206285]  [<b01c1044>] ? do_vfs_ioctl+0x354/0x540
[  234.206291]  [<b01b1c25>] ? vfs_write+0x135/0x1b0
[  234.206297]  [<b01c1273>] ? SyS_ioctl+0x43/0x80
[  234.206305]  [<b0658f3d>] ? sysenter_do_call+0x12/0x12
[  234.206310] ---[ end trace 67cef6fff90a8197 ]---
[  234.230438] [drm:check_crtc_state] *ERROR* mismatch in
gmch_pfit.lvds_border_bits (expected 32768, found 0)
[  234.230448] ------------[ cut here ]------------

How reproducible is the problem?
It is reproducible every time.

Additional information:
Spun off from Bug #89108 (See
https://bugs.freedesktop.org/attachment.cgi?id=113465 for dmesg).

Version information:
Ubuntu 14.04
EeePC 900
xorg 1:7.7+1ubuntu8
xserver-xorg 1:7.7+1ubuntu8
xserver-xorg-video-intel 2:2.99.910-0ubuntu1.4
Linux kernel 3.19

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