[Bug 57461] New: [GM45] early in dmesg: *ERROR* EDID checksum is invalid

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=57461

           Summary: [GM45] early in dmesg: *ERROR* EDID checksum is
                    invalid
           Product: Drivers
           Version: 2.5
    Kernel Version: 3.9
          Platform: All
        OS/Version: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Video(DRI - Intel)
        AssignedTo: intel-gfx-bugs at lists.freedesktop.org
        ReportedBy: andreas.sturmlechner at gmail.com
                CC: intel-gfx-bugs at lists.freedesktop.org
        Regression: No


Created an attachment (id=100571)
 --> (https://bugzilla.kernel.org/attachment.cgi?id=100571)
intel-reg-dump-3.9-edid-checksum.log

A new error has appeared with kernel version 3.9, sometimes once, often
multiple times:


[    0.509976] [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid,
remainder is 226
[    0.510054] Raw EDID:
[    0.510091]          00 ff ff ff ff ff ff 00 15 c3 39 21 01 01 01 01
[    0.510132]          24 14 01 04 a5 30 1e 78 e2 f5 c5 a8 53 37 ae 25
[    0.510173]          12 50 54 a1 08 00 a9 40 81 80 81 40 b3 00 01 01
[    0.510214]          01 01 01 01 01 01 28 3c 80 a0 70 b0 23 40 30 20
[    0.510255]          36 00 da 29 11 00 00 1a 00 00 00 ff 00 33 39 35
[    0.510296]          32 37 30 39 30 0a 20 20 20 20 00 00 00 fd 00 3b
[    0.510337]          3d 1f 4c 11 00 0a 20 20 20 20 20 00 00 00 fc 00
[    0.510378]          53 32 32 34 33 57 0a 20 20 20 20 20 20 01 e4 02
[    0.572892] [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid,
remainder is 226
[    0.572964] [drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid,
remainder is 226

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