f12 updates kernel nomodeset option breaks radeon

[Skunk Worx]

On 11/29/2009 04:27 PM, Skunk Worx wrote:
>
> EXA seems stable with kernel modesetting though...great!
>

Although X isn't crashing hard, I'm seeing the display freeze and 
recover occasionally (usually while switching from one firefox tab (html 
text) to another FF tab (with a large image).

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

Backtrace:
0: /usr/bin/Xorg (xorg_backtrace+0x28) [0x49e8d8]
1: /usr/bin/Xorg (mieqEnqueue+0x1f4) [0x49e2a4]
2: /usr/bin/Xorg (xf86PostMotionEventP+0xce) [0x478f0e]
3: /usr/lib64/xorg/modules/input/evdev_drv.so (0x7f18aaf63000+0x50bf) 
[0x7f18aaf680bf]
4: /usr/bin/Xorg (0x400000+0x6be17) [0x46be17]
5: /usr/bin/Xorg (0x400000+0x116b13) [0x516b13]
6: /lib64/libpthread.so.0 (0x3916200000+0xefa0) [0x391620efa0]
7: /usr/lib64/libpixman-1.so.0 (0x391e600000+0x6ba2) [0x391e606ba2]
8: /usr/lib64/libpixman-1.so.0 (0x391e600000+0x35289) [0x391e635289]
9: /usr/lib64/libpixman-1.so.0 (0x391e600000+0x2fa5b) [0x391e62fa5b]
10: /usr/lib64/libpixman-1.so.0 (0x391e600000+0x376e2) [0x391e6376e2]
11: /usr/lib64/libpixman-1.so.0 (0x391e600000+0x38a50) [0x391e638a50]
12: /usr/lib64/libpixman-1.so.0 (0x391e600000+0x2f75a) [0x391e62f75a]
13: /usr/lib64/libpixman-1.so.0 (pixman_image_composite+0x17c) 
[0x391e6304ec]
14: /usr/lib64/xorg/modules/libfb.so (fbComposite+0x160) [0x7f18aba0dce0]
15: /usr/lib64/xorg/modules/libexa.so (0x7f18ab7e3000+0x10746) 
[0x7f18ab7f3746]
16: /usr/lib64/xorg/modules/libexa.so (0x7f18ab7e3000+0xdb9a) 
[0x7f18ab7f0b9a]
17: /usr/bin/Xorg (0x400000+0xd1c80) [0x4d1c80]
18: /usr/bin/Xorg (0x400000+0xcb80e) [0x4cb80e]
19: /usr/bin/Xorg (0x400000+0x2c69c) [0x42c69c]
20: /usr/bin/Xorg (0x400000+0x21cfa) [0x421cfa]
21: /lib64/libc.so.6 (__libc_start_main+0xfd) [0x3915a1eb1d]
22: /usr/bin/Xorg (0x400000+0x218a9) [0x4218a9]