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            <b><a class="bz_bug_link 
          bz_status_REOPENED "
   title="REOPENED - brw_meta_fast_clear (brw=brw@entry=0x7fffd4097a08, fb=fb@entry=0x7fffd40fa900, buffers=buffers@entry=2, partial_clear=partial_clear@entry=false)"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=86281#c9">Comment # 9</a>
              on <a class="bz_bug_link 
          bz_status_REOPENED "
   title="REOPENED - brw_meta_fast_clear (brw=brw@entry=0x7fffd4097a08, fb=fb@entry=0x7fffd40fa900, buffers=buffers@entry=2, partial_clear=partial_clear@entry=false)"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=86281">bug 86281</a>
              from <span class="vcard"><a class="email" href="mailto:mathieu.malaterre@gmail.com" title="mathieu.malaterre@gmail.com">mathieu.malaterre@gmail.com</a>
</span></b>
        <pre>I've followed suggestion from Tapani Pälli and here is what I have now:

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fffdbfff700 (LWP 19870)]
brw_meta_fast_clear (brw=brw@entry=0x7fffd40bceb8, fb=fb@entry=0x7fffd411dd10,
buffers=buffers@entry=2, partial_clear=partial_clear@entry=false)
    at ../../../../../../../src/mesa/drivers/dri/i965/brw_meta_fast_clear.c:449
449          if (irb->mt->fast_clear_state == INTEL_FAST_CLEAR_STATE_NO_MCS)
(gdb) list
444             clear_type = REP_CLEAR;
445    
446          assert(irb);
447          struct intel_mipmap_tree *mt = irb->mt;
448          assert(mt);
449          if (irb->mt->fast_clear_state == INTEL_FAST_CLEAR_STATE_NO_MCS)
450             clear_type = REP_CLEAR;
451    
452          /* We can't do scissored fast clears because of the restrictions
on the
453           * fast clear rectangle size.
(gdb) p irb
$1 = <optimized out>
(gdb) p mt
$2 = (struct intel_mipmap_tree *) 0x0
(gdb)</pre>
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