[Bug 98142] Xorg freezes for a few moments

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=98142

--- Comment #2 from Petko Manolov <petkan at mip-labs.com> ---
On 16-10-10 15:32:47, bugzilla-daemon at freedesktop.org wrote:
> https://bugs.freedesktop.org/show_bug.cgi?id=98142
> 
> yann <yann.argotti at intel.com> changed:
> 
>            What    |Removed                     |Added
> ----------------------------------------------------------------------------
>             Product|DRI                         |Mesa
>            Assignee|intel-gfx-bugs at lists.freede |idr at freedesktop.org
>                    |sktop.org                   |
>          QA Contact|intel-gfx-bugs at lists.freede |
>                    |sktop.org                   |
>           Component|DRM/Intel                   |Drivers/DRI/i915
>             Version|XOrg git                    |unspecified
> 
> --- Comment #1 from yann <yann.argotti at intel.com> ---
> There were improvements pushed in Mesa that will benefit to your system, so
> please re-test with latest Mesa to see if this issue is still occurring.
> 
> In parallel, assigning to Mesa product.
> 
> Kernel: 4.8.0
> Platform: Intel Xeon E3-1275 v5 - Skylake (pci id: 0x191d /PCI Revision: 0x06
> /PCI Subsystem: 17aa:30c0)
> Mesa: [Please confirm your mesa version]
> 
> From this error dump, hung is happening in render ring batch with active head
> at 0xfbedf8b0, with 0x7b000005 (3DPRIMITIVE) as IPEHR.
> 
> Batch extract (around 0xfbedf8b0):
> 
> 0xfbedf890:      0x78090005: 3DSTATE_VERTEX_ELEMENTS
> 0xfbedf894:      0x02000000:    buffer 0: invalid, type 0x0000, src offset
> 0x0000 bytes
> 0xfbedf898:      0x22220000:    (0.0, 0.0, 0.0, 0.0), dst offset 0x00 bytes
> 0xfbedf89c:      0x02f60000:    buffer 0: invalid, type 0x00f6, src offset
> 0x0000 bytes
> 0xfbedf8a0:      0x11230000:    (X, Y, 0.0, 1.0), dst offset 0x00 bytes
> 0xfbedf8a4:      0x02f60004:    buffer 0: invalid, type 0x00f6, src offset
> 0x0004 bytes
> 0xfbedf8a8:      0x11230000:    (X, Y, 0.0, 1.0), dst offset 0x00 bytes
> Bad length 7 in (null), expected 6-6
> 0xfbedf8ac:      0x7b000005: 3DPRIMITIVE: fail sequential
> 0xfbedf8b0:      0x00000000:    vertex count
> 0xfbedf8b4:      0x00000003:    start vertex
> 0xfbedf8b8:      0x00000016:    instance count
> 0xfbedf8bc:      0x00000001:    start instance
> 0xfbedf8c0:      0x00000000:    index bias
> 0xfbedf8c4:      0x00000000: MI_NOOP
> 0xfbedf8c8:      0x784d0000: 3D UNKNOWN: 3d_965 opcode = 0x784d
> 
> -- 
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> You reported the bug.


The Mesa version is 12.0.3 with a current (as of today) Debian testing.


cheers,
Petko

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