From mboxrd@z Thu Jan  1 00:00:00 1970
From: bugzilla-daemon@bugzilla.kernel.org
Subject: [Bug 15736] New: Radeon crashes booting after enabling KMS
Date: Fri, 9 Apr 2010 10:35:18 GMT
Message-ID: <bug-15736-2300@https.bugzilla.kernel.org/>
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https://bugzilla.kernel.org/show_bug.cgi?id=15736

           Summary: Radeon crashes booting after enabling KMS
           Product: Drivers
           Version: 2.5
    Kernel Version: 2.6.33.2
          Platform: All
        OS/Version: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Video(DRI - non Intel)
        AssignedTo: drivers_video-dri@kernel-bugs.osdl.org
        ReportedBy: mh+kernel-bugzilla@zugschlus.de
        Regression: No


Created an attachment (id=25927)
 --> (https://bugzilla.kernel.org/attachment.cgi?id=25927)
full kernel message log up and including the oops

Hi,

my notebook has a
01:00.0 VGA compatible controller: ATI Technologies Inc RV350 [Mobility Radeon
9600 M10].
When I try booting with video=radeon:modeset=1, the system oopses and freezes
with
[   12.501727] Linux agpgart interface v0.103
[   12.574951] [drm] Initialized drm 1.1.0 20060810
[   12.670625] [drm] radeon kernel modesetting enabled.
[   12.730384] ACPI: PCI Interrupt Link [C0C1] enabled at IRQ 10
[   12.799058] radeon 0000:01:00.0: PCI INT A -> Link[C0C1] -> GSI 10 (level,
low) -> IR
[   12.900102] [drm] radeon: Initializing kernel modesetting.
[   12.968061] [drm] register mmio base: 0x90400000
[   13.023221] [drm] register mmio size: 65536
[   13.073585] [drm] GPU reset succeed (RBBM_STATUS=0x00000140)
[   13.141231] [drm] Generation 2 PCI interface, using max accessible memory
[   13.222395] BUG: unable to handle kernel NULL pointer dereference at
00000040
[   13.226373] IP: [<f81c082b>] radeon_agp_init+0x19/0x2cf [radeon]
[   13.226373] *pde = 00000000 
[   13.226373] Oops: 0000 [#1] PREEMPT SMP 
(full kernel message log obtained via serial console is attached).

Greetings
Marc

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