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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 - HP ZBook 15 nouveau driver hangup for kernel >= 3.19"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=90626">90626</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>HP ZBook 15 nouveau driver hangup for kernel >= 3.19
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>xorg
          </td>
        </tr>

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

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

        <tr>
          <th>Component</th>
          <td>Driver/nouveau
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>nouveau@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>renda.krell@gmail.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>xorg-team@lists.x.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>This is not a duplicate of <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - linux-3.19 nvd9 Invalid rom content"
   href="show_bug.cgi?id=89047">bug #89047</a>, but just another bug after a driver fix.

For <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - linux-3.19 nvd9 Invalid rom content"
   href="show_bug.cgi?id=89047">bug #89047</a> there has been obviously made the following fix:
-
<a href="https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4195f40685a5f2783b4decece13ed740b61ee038">https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4195f40685a5f2783b4decece13ed740b61ee038</a>

I tried this on my HP ZBook 15 using 4.1.rc4 (OpenSUSE HEAD kernel,
kernel-desktop) where this fix definitely went and run into another issue:

2015-05-25T08:26:17.054291+02:00 rkrell kernel: [    4.681436] nouveau  [ 
DEVICE][0000:01:00.0] BOOT0  : 0x108390a1
2015-05-25T08:26:17.054293+02:00 rkrell kernel: [    4.681438] nouveau  [ 
DEVICE][0000:01:00.0] Chipset: GK208 (NV108)
2015-05-25T08:26:17.054293+02:00 rkrell kernel: [    4.681440] nouveau  [ 
DEVICE][0000:01:00.0] Family : NVE0
2015-05-25T08:26:17.054294+02:00 rkrell kernel: [    4.686763] nouveau  [  
VBIOS][0000:01:00.0] using image from ACPI
2015-05-25T08:26:17.054294+02:00 rkrell kernel: [    4.686921] nouveau  [  
VBIOS][0000:01:00.0] BIT signature found
2015-05-25T08:26:17.054352+02:00 rkrell kernel: [    4.686924] nouveau  [  
VBIOS][0000:01:00.0] version 80.28.52.00.09
2015-05-25T08:26:17.054353+02:00 rkrell kernel: [    4.686931] nouveau W[  
VBIOS][0000:01:00.0] DCB contains no useful data
2015-05-25T08:26:17.054356+02:00 rkrell kernel: [    4.686932] nouveau W[  
VBIOS][0000:01:00.0] DCB contains no useful data
2015-05-25T08:26:17.054356+02:00 rkrell kernel: [    4.686938] nouveau E[  
VBIOS][0000:01:00.0] 0xce73[ ]: unknown opcode 0xff
2015-05-25T08:26:17.054357+02:00 rkrell kernel: [    4.686942] nouveau E[
DEVINIT][0000:01:00.0] init failed, -22
2015-05-25T08:26:17.054357+02:00 rkrell kernel: [    4.686944] nouveau E[    
DRM] failed to create 0x00000080, -22
2015-05-25T08:26:17.054358+02:00 rkrell kernel: [    4.687221] nouveau: probe
of 0000:01:00.0 failed with error -22

The kernel still hangs up, CTRL-ALT-BACKSPACE does not work.
The BIOS of the HP ZBook 15 is set to Legacy Mode, no UEFI is used.</pre>
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      </p>
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