EQ overflowing. The server is probably stuck in an infinite loop.

[Paul B. Mahol]

On 4/24/09, Andriy Gapon <avg at icyb.net.ua> wrote:
>
> Robert,
>
> the issue is still happening.
> Now the system has the following config:
> OS - i386 stable/7 r191214
> X - xf86-video-ati-6.12.2 xorg-server-1.6.0,1
> HW - from dmesg:
> agp0: <Intel 82443BX (440 BX) host to PCI bridge> on hostb0
> drm0: <ATI Radeon RV280 9250> on vgapci0
> vgapci0: child drm0 requested pci_enable_busmaster
> info: [drm] AGP at 0xe8000000 64MB
> info: [drm] Initialized radeon 1.29.0 20080528
> info: [drm] Setting GART location based on new memory map
> info: [drm] Loading R200 Microcode
> info: [drm] writeback test succeeded in 1 usecs
> drm0: [ITHREAD]
> from Xorg.log:
> RADEON(0): Chipset: "ATI Radeon 9250 5960 (AGP)" (ChipID = 0x5960)
>
> Maybe I didn't mention this before - this a rather old system that tracked
> stable/7 from before 7.1 times, and also tracked ports for quite a while. So
> it is
> almost one year old, but this problem started happening somewhere in March
> of this
> year. So the cause is in something recent, either in our drivers or in xorg
> code.
> The hardware as can be seen is also quite aged.
>
> Today this happened again, I mean the symptoms were the same: completely
> hanged X,
> no screen updates, no keyboard handling, but mouse cursor can still be
> slowly moved.

If this is FreeBSD specific try FreeBSD-STABLE.
If same things happens there than start to portdowngrade
libdrm/dri/libGL/libGLU and xorg-server .....

-- 
Paul