xorg cvs server segfaults with indirect rendering

Bernardo Innocenti bernie at develer.com
Fri Aug 12 18:26:56 PDT 2005

Jerome Glisse wrote:
> On 8/12/05, Bernardo Innocenti <bernie at develer.com> wrote:
>>Also happens here (Radeon 9200 PRO on x86_64).
>>Since a couple of weeks, I also can't start the X server with
>>direct rendering enabled.  The system doesn't hang, but the
>>screen remains black even after switching back to the console.
>>(but the monitor reports an 81KHz/85Hz signal).
>>I didn't report this before because I'm still unsure whether
>>it's really caused by a DRM or Mesa bug.  Switching back to
>>the in-kernel version of DRM didn't help.
> This should work using lastest mesa cvs instead of the one
> coming with xorg.

I've built mesa separately, but still no luck (same black
screen).  I couldn't get CVS Mesa to build in the monolithic
tree (setting MesaSrcDir) because the Imakefiles don't include
all the needed files.

Here's my dmesg output:

[drm] Initialized drm 1.0.0 20040925
[drm] Initialized radeon 1.17.0 20050720 on minor 0: ATI Technologies Inc RV280 [Radeon 9200 PRO]
[drm] Used old pci detect: framebuffer loaded
X: Corrupted page table at address 2aaab5232000
PGD 70f6e067 PUD 4a7c4067 PMD 5de11067 PTE ffffc2000016a037
Bad pagetable: 000f [1]
Modules linked in: radeon drm loop ipv6 parport_pc lp parport autofs4 w83627hf i2c_sensor i2c_isa nfs lockd nfs_acl rfcomm l2cap bluetoot>
Pid: 27802, comm: X Not tainted 2.6.12-1.1469_FC5.bernie
RIP: 0033:[<00002aaaab0d0d20>] [<00002aaaab0d0d20>]
RSP: 002b:00007fffff95e818  EFLAGS: 00013283
RAX: 0000000000000080 RBX: 0000000000000002 RCX: 00002aaab5232000
RDX: 0000000000002000 RSI: 0000000000000000 RDI: 00002aaab5232000
RBP: 0000000000769640 R08: 0000000000000000 R09: ffffc2000016a000
R10: 0000000000750160 R11: 0000000000461500 R12: 0000000000000000
R13: 0000000000000001 R14: 000000000076bda0 R15: 0000000000000001
FS:  00002aaaab3aece0(0000) GS:ffffffff8049b800(0000) knlGS:00000000f7e8b6b0
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002aaab5232000 CR3: 000000007d3c9000 CR4: 00000000000006e0
Process X (pid: 27802, threadinfo ffff81004d034000, task ffff8100732d0430)

RIP [<00002aaaab0d0d20>] RSP <00007fffff95e818>

  // Bernardo Innocenti - Develer S.r.l., R&D dept.
\X/  http://www.develer.com/

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