[Bug 33027] New: [Evergreen KMS] Crash with garbled screen on mode set

[Bug 33027] New: [Evergreen KMS] Crash with garbled screen on mode set

[bugzilla-daemon]

https://bugs.freedesktop.org/show_bug.cgi?id=33027

           Summary: [Evergreen KMS] Crash with garbled screen on mode set
           Product: DRI
           Version: XOrg CVS
          Platform: x86-64 (AMD64)
        OS/Version: Linux (All)
            Status: NEW
          Severity: critical
          Priority: medium
         Component: DRM/Radeon
        AssignedTo: dri-devel@lists.freedesktop.org
        ReportedBy: serkan@hosca.com


Ever since Linus merged drm-next, laptop crashes with garbled screen on modeset
during boot. I haven't tried to ssh to the laptop yet.

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[Bug 33027] [Evergreen KMS] Crash with garbled screen on mode set

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https://bugs.freedesktop.org/show_bug.cgi?id=33027

--- Comment #1 from Serkan Hosca <serkan@hosca.com> 2011-01-12 05:58:21 PST ---
Created an attachment (id=41921)
 --> (https://bugs.freedesktop.org/attachment.cgi?id=41921)
Picture of the screen

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[Bug 33027] [Evergreen KMS] Crash with garbled screen on mode set

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https://bugs.freedesktop.org/show_bug.cgi?id=33027

--- Comment #2 from Serkan Hosca <serkan@hosca.com> 2011-01-12 06:03:35 PST ---
Created an attachment (id=41922)
 --> (https://bugs.freedesktop.org/attachment.cgi?id=41922)
dmesg from working 2.6.37-12-generic

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[Bug 33027] [Evergreen KMS] Crash with garbled screen on mode set

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https://bugs.freedesktop.org/show_bug.cgi?id=33027

--- Comment #3 from Serkan Hosca <serkan@hosca.com> 2011-01-12 06:04:25 PST ---
Created an attachment (id=41923)
 --> (https://bugs.freedesktop.org/attachment.cgi?id=41923)
xorg log

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[Bug 33027] [Evergreen KMS] Crash with garbled screen on mode set

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https://bugs.freedesktop.org/show_bug.cgi?id=33027

--- Comment #4 from Alex Deucher <agd5f@yahoo.com> 2011-01-12 08:52:57 PST ---
Can you bisect?

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[Bug 33027] [Evergreen KMS] Crash with garbled screen on mode set

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https://bugs.freedesktop.org/show_bug.cgi?id=33027

--- Comment #5 from Serkan Hosca <serkan@hosca.com> 2011-01-12 13:45:01 PST ---
After countless reboots:

9e46a48df24f9698b34d28385b320c529851e5f7 is the first bad commit
commit 9e46a48df24f9698b34d28385b320c529851e5f7
Author: Alex Deucher <alexdeucher@gmail.com>
Date:   Thu Jan 6 18:49:35 2011 -0500

    drm/radeon/kms: add support for gen2 pcie link speeds

    Supported on rv6xx/r7xx/evergreen.  Cards come up in gen1 mode.

    Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
    Signed-off-by: Dave Airlie <airlied@redhat.com>

:040000 040000 55843e87128e6be0103a644d565aa42cadfaa331
7c9afe069f4bc71eb2f815cf3e8fe0a9c96d7be8 M    drivers

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[Bug 33027] [Evergreen KMS] Crash with garbled screen on mode set

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https://bugs.freedesktop.org/show_bug.cgi?id=33027

--- Comment #6 from Alex Deucher <agd5f@yahoo.com> 2011-01-12 15:01:15 PST ---
Created an attachment (id=41939)
 View: https://bugs.freedesktop.org/attachment.cgi?id=41939
 Review: https://bugs.freedesktop.org/review?bug=33027&attachment=41939

add gen2 module option

Seems there may be gen2 compat issues with some motherboards.  What chipset is
your system?  Can you attach the lspci -vnn output?

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[Bug 33027] [Evergreen KMS] Crash with garbled screen on mode set

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https://bugs.freedesktop.org/show_bug.cgi?id=33027

--- Comment #7 from Serkan Hosca <serkan@hosca.com> 2011-01-12 15:03:38 PST ---
Created an attachment (id=41940)
 --> (https://bugs.freedesktop.org/attachment.cgi?id=41940)
lspci

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[Bug 33027] [Evergreen KMS] Crash with garbled screen on mode set

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https://bugs.freedesktop.org/show_bug.cgi?id=33027

--- Comment #8 from Serkan Hosca <serkan@hosca.com> 2011-01-12 15:18:47 PST ---
Its a second generation HP envy 15. According to google the chipset is PM55.

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[Bug 33027] [Evergreen KMS] Crash with garbled screen on mode set

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https://bugs.freedesktop.org/show_bug.cgi?id=33027

--- Comment #9 from Serkan Hosca <serkan@hosca.com> 2011-01-12 15:44:08 PST ---
gen2 patch fixed the problem.

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[Bug 33027] [Evergreen KMS] Crash with garbled screen on mode set

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https://bugs.freedesktop.org/show_bug.cgi?id=33027

Alex Deucher <agd5f@yahoo.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED

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