From mboxrd@z Thu Jan  1 00:00:00 1970
From: bugzilla-daemon@freedesktop.org
Subject: [Bug 105611] Alt-Tabbing in kwin results in SIGSEV in radeonsi
Date: Mon, 19 Mar 2018 16:35:33 +0000
Message-ID: <bug-105611-502@http.bugs.freedesktop.org/>
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Date: Mon, 19 Mar 2018 16:35:33 +0000
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X-Bugzilla-URL: http://bugs.freedesktop.org/
Auto-Submitted: auto-generated

https://bugs.freedesktop.org/show_bug.cgi?id=3D105611

            Bug ID: 105611
           Summary: Alt-Tabbing in kwin results in SIGSEV in radeonsi
           Product: Mesa
           Version: 17.3
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Drivers/Gallium/radeonsi
          Assignee: dri-devel@lists.freedesktop.org
          Reporter: linuxhippy@gmail.com
        QA Contact: dri-devel@lists.freedesktop.org

Alt+Tab on my kaveri 7650k system with 4k+full-hd screens (amdgpu,
linux-4.15.9, mesa-17.3.6) running kde/kwin with compositor enabled results=
 in:

Thread 26 "gallium_drv:0" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fff63fff700 (LWP 9101)]
si_draw_vbo (ctx=3D0x555556963dc0, info=3D0x5555569d7be8) at si_state_draw.=
c:1372
1372                    } else if (sctx->b.chip_class <=3D CIK &&
#0  0x00007fffc37fa890 in si_draw_vbo (ctx=3D0x555556963dc0, info=3D0x55555=
69d7be8)
at si_state_draw.c:1372
        sctx =3D 0x555556963dc0
        rs =3D <optimized out>
        indexbuf =3D 0x0
        dirty_tex_counter =3D <optimized out>
        rast_prim =3D <optimized out>
        index_size =3D 2
        index_offset =3D 0
#1  0x00007fffc351d593 in tc_call_draw_vbo (pipe=3D<optimized out>,
payload=3D0x5555569d7be8) at util/u_threaded_context.c:1816
        info =3D 0x5555569d7be8
#2  0x00007fffc351a990 in tc_batch_execute (job=3Djob@entry=3D0x5555569d734=
0,
thread_index=3Dthread_index@entry=3D0) at util/u_threaded_context.c:94
        iter =3D 0x5555569d7be0
        batch =3D 0x5555569d7340
        pipe =3D 0x555556963dc0
        last =3D 0x5555569d7fa0
#3  0x00007fffc33e2fda in util_queue_thread_func
(input=3Dinput@entry=3D0x55555688f1c0) at u_queue.c:187
        job =3D {job =3D 0x5555569d7340, fence =3D 0x5555569d7350, execute =
=3D
0x7fffc351a950 <tc_batch_execute>, cleanup =3D 0x0}
        queue =3D 0x5555569d5978
        thread_index =3D 0
#4  0x00007fffc33e2e67 in impl_thrd_routine (p=3D<optimized out>) at
../../include/c11/threads_posix.h:87
        pack =3D {func =3D 0x7fffc33e2ea0 <util_queue_thread_func>, arg =3D
0x55555688f1c0}
#5  0x00007ffff02e050b in start_thread () at /lib64/libpthread.so.0
#6  0x00007fffecaa716f in clone () at /lib64/libc.so.6

--=20
You are receiving this mail because:
You are the assignee for the bug.=

--15214773330.ABeF3FB.2209
Date: Mon, 19 Mar 2018 16:35:33 +0000
MIME-Version: 1.0
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X-Bugzilla-URL: http://bugs.freedesktop.org/
Auto-Submitted: auto-generated

<html>
    <head>
      <base href=3D"https://bugs.freedesktop.org/">
    </head>
    <body><table border=3D"1" cellspacing=3D"0" cellpadding=3D"8">
        <tr>
          <th>Bug ID</th>
          <td><a class=3D"bz_bug_link=20
          bz_status_NEW "
   title=3D"NEW - Alt-Tabbing in kwin results in SIGSEV in radeonsi"
   href=3D"https://bugs.freedesktop.org/show_bug.cgi?id=3D105611">105611</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Alt-Tabbing in kwin results in SIGSEV in radeonsi
          </td>
        </tr>

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

        <tr>
          <th>Version</th>
          <td>17.3
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Other
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

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

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

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

        <tr>
          <th>Component</th>
          <td>Drivers/Gallium/radeonsi
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>dri-devel&#64;lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>linuxhippy&#64;gmail.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>dri-devel&#64;lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Alt+Tab on my kaveri 7650k system with 4k+full-hd screens (amd=
gpu,
linux-4.15.9, mesa-17.3.6) running kde/kwin with compositor enabled results=
 in:

Thread 26 &quot;gallium_drv:0&quot; received signal SIGSEGV, Segmentation f=
ault.
[Switching to Thread 0x7fff63fff700 (LWP 9101)]
si_draw_vbo (ctx=3D0x555556963dc0, info=3D0x5555569d7be8) at si_state_draw.=
c:1372
1372                    } else if (sctx-&gt;b.chip_class &lt;=3D CIK &amp;&=
amp;
#0  0x00007fffc37fa890 in si_draw_vbo (ctx=3D0x555556963dc0, info=3D0x55555=
69d7be8)
at si_state_draw.c:1372
        sctx =3D 0x555556963dc0
        rs =3D &lt;optimized out&gt;
        indexbuf =3D 0x0
        dirty_tex_counter =3D &lt;optimized out&gt;
        rast_prim =3D &lt;optimized out&gt;
        index_size =3D 2
        index_offset =3D 0
#1  0x00007fffc351d593 in tc_call_draw_vbo (pipe=3D&lt;optimized out&gt;,
payload=3D0x5555569d7be8) at util/u_threaded_context.c:1816
        info =3D 0x5555569d7be8
#2  0x00007fffc351a990 in tc_batch_execute (job=3Djob&#64;entry=3D0x5555569=
d7340,
thread_index=3Dthread_index&#64;entry=3D0) at util/u_threaded_context.c:94
        iter =3D 0x5555569d7be0
        batch =3D 0x5555569d7340
        pipe =3D 0x555556963dc0
        last =3D 0x5555569d7fa0
#3  0x00007fffc33e2fda in util_queue_thread_func
(input=3Dinput&#64;entry=3D0x55555688f1c0) at u_queue.c:187
        job =3D {job =3D 0x5555569d7340, fence =3D 0x5555569d7350, execute =
=3D
0x7fffc351a950 &lt;tc_batch_execute&gt;, cleanup =3D 0x0}
        queue =3D 0x5555569d5978
        thread_index =3D 0
#4  0x00007fffc33e2e67 in impl_thrd_routine (p=3D&lt;optimized out&gt;) at
../../include/c11/threads_posix.h:87
        pack =3D {func =3D 0x7fffc33e2ea0 &lt;util_queue_thread_func&gt;, a=
rg =3D
0x55555688f1c0}
#5  0x00007ffff02e050b in start_thread () at /lib64/libpthread.so.0
#6  0x00007fffecaa716f in clone () at /lib64/libc.so.6</pre>
        </div>
      </p>


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