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    <head>
      <base href="https://bugs.freedesktop.org/">
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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Using Vulkan causes GPU hang on SI"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=108659">108659</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Using Vulkan causes GPU hang on SI
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>Mesa
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>git
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux (All)
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>major
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Drivers/Vulkan/radeon
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>mesa-dev@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>turo@alternativegames.net
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>mesa-dev@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=142367" name="attach_142367" title="dmesg output">attachment 142367</a> <a href="attachment.cgi?id=142367&action=edit" title="dmesg output">[details]</a></span>
dmesg output

Running any Vulkan program results in GPU hang. Tested with vulkan-smoketest.
OpenGL seems to work.

GPU Pitcairn
Kernel 4.18.0-2-amd64 #1 SMP Debian 4.18.10-2 (2018-11-02) from Debian testing
LLVM 8 version 1:8~svn343154-1 from Debian archive

Bisected to:

9cab8ccd6cb5aa8a4748dd6d7fc15d9747624df6 is the first bad commit
commit 9cab8ccd6cb5aa8a4748dd6d7fc15d9747624df6
Author: Jan Vesely <<a href="mailto:jan.vesely@rutgers.edu">jan.vesely@rutgers.edu</a>>
Date:   Thu Nov 1 14:30:08 2018 -0400

    amd: Make vgpr-spilling depend on llvm version

    The option was removed in LLVM r345763

    Signed-off-by: Jan Vesely <<a href="mailto:jan.vesely@rutgers.edu">jan.vesely@rutgers.edu</a>>
    Reviewed-by: Marek Olšák <<a href="mailto:marek.olsak@amd.com">marek.olsak@amd.com</a>>
    Reviewed-by: Samuel Pitoiset <<a href="mailto:samuel.pitoiset@gmail.com">samuel.pitoiset@gmail.com</a>>
    Tested-by: Dieter Nützel <<a href="mailto:Dieter@nuetzel-hh.de">Dieter@nuetzel-hh.de</a>>

:040000 040000 714c7a610fea4409be1a0f77b4da9d2a9843c98a
3feec643d372230a87cfe74a22c05f5e7a60e0e1 M      src</pre>
        </div>
      </p>


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