[Bug 36018] New: RV516 - invalid command stream, forbidden register errors

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=36018

           Summary: RV516 - invalid command stream, forbidden register
                    errors
           Product: Mesa
           Version: 7.9
          Platform: x86-64 (AMD64)
        OS/Version: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Drivers/DRI/Radeon
        AssignedTo: dri-devel at lists.freedesktop.org
        ReportedBy: tkrah at fachschaft.imn.htwk-leipzig.de


Since upgrade to 2.6.38.2 i see this messages in dmesg very often - but did not
find any other visible error i can tell:

[258869.776561] [drm:r100_cs_packet_parse] *ERROR* Unknown packet type 1 at 530
!
[258869.776565] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
[274506.665934] [drm:r100_cs_packet_parse] *ERROR* Unknown packet type 1 at
3906 !
[274506.665939] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
[274506.761322] [drm:r100_cs_packet_parse] *ERROR* Unknown packet type 1 at
3906 !
[274506.761327] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
[359556.227509] [drm:r100_cs_packet_parse] *ERROR* Unknown packet type 1 at 474
!
[359556.227514] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
[359556.232751] [drm:r100_cs_packet_parse] *ERROR* Unknown packet type 1 at
9244 !
[359556.232755] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
[364386.404628] [drm:r100_cs_packet_parse] *ERROR* Unknown packet type 1 at 452
!
[364386.404633] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
[364456.416231] [drm:r100_cs_packet_parse] *ERROR* Unknown packet type 1 at 530
!
[364456.416237] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
[364557.291013] [drm:r100_cs_packet_parse] *ERROR* Unknown packet type 1 at
1484 !
[364557.291018] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
[365187.479279] Forbidden register 0x0000 in cs at 7249 (val=41d00000)
[365187.479283] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
[365190.322723] Forbidden register 0x0000 in cs at 14669 (val=41d00000)
[365190.322728] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
[365191.531160] Forbidden register 0x0000 in cs at 711 (val=41d00000)
[365191.531166] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !


Are these messages serious, any things i can provide to get rid of them?

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