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      <base href="https://bugs.freedesktop.org/" />
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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - Getting BUS errors randomly but very often on chromium"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=80483">80483</a>
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Getting BUS errors randomly but very often on chromium
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>other
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>grzegorzpawlik@gmail.com
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>x86-64 (AMD64)
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>DRM/Intel
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>DRI
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=101673" name="attach_101673" title="GPU crash dump">attachment 101673</a> <a href="attachment.cgi?id=101673&action=edit" title="GPU crash dump">[details]</a></span>
GPU crash dump

Even after disabling extensions and plugins it happen. From dmesg:

[17683.073152] Watchdog[13047]: segfault at 0 ip 00007fda7b2ee806 sp
00007fda6743a880 error 6 in chromium[7fda776b8000+573c000]
[17687.821490] [drm] stuck on render ring
[17687.822114] [drm] GPU HANG: ecode 0:0x85fffffc, in chromium [13039], reason:
Ring hung, action: reset
[17687.822116] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
[17687.822118] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
[17687.822119] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
[17687.822120] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
[17687.822121] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[17689.821695] [drm] Enabling RC6 states: RC6 on, RC6p off, RC6pp off
[20657.733779] perf interrupt took too long (2543 > 2495), lowering
kernel.perf_event_max_sample_rate to 50100

In attachment mentioned /sys/class/drm/card0/error card dump. 

I would gladly provide more info, but need hint.</pre>
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