<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugzilla.yoctoproject.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.6"
          urlbase="https://bugzilla.yoctoproject.org/"
          
          maintainer="it-coreprojects-helpdesk@linuxfoundation.org"
>

    <bug>
          <bug_id>12578</bug_id>
          
          <creation_ts>2018-03-01 22:35:35 +0000</creation_ts>
          <short_desc>test_qemu_efi (oeqa.selftest.wic.Wic) fails on Fedora27 in master</short_desc>
          <delta_ts>2018-03-30 16:15:53 +0000</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>7</classification_id>
          <classification>Build System, Metadata &amp; Runtime</classification>
          <product>OE-Core</product>
          <component>core</component>
          <version>2.5</version>
          <rep_platform>x86</rep_platform>
          <op_sys>Multiple</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords></keywords>
          <priority>Medium+</priority>
          <bug_severity>normal</bug_severity>
          <target_milestone>2.5 M4</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="California Sullivan">california.l.sullivan</reporter>
          <assigned_to name="California Sullivan">california.l.sullivan</assigned_to>
          <cc>meta.mr.watcher</cc>
    
    <cc>meta.watcher</cc>
    
    <cc>stephano</cc>
          
          
          <cf_os>---</cf_os>
          <cf_regression_type>Regression (Used to work)</cf_regression_type>
          
          <cf_docchange>No (bug/feature does not impact docs)</cf_docchange>

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>79665</commentid>
    <comment_count>0</comment_count>
      <attachid>4221</attachid>
    <who name="California Sullivan">california.l.sullivan</who>
    <bug_when>2018-03-01 22:35:35 +0000</bug_when>
    <thetext>Created attachment 4221
error log

This started failing on master between 2.5_M2 and HEAD. Unlike bug 12440, ovmf builds successfully. Visually, I see qemu exiting immediately after the bootloader stage (grub-efi seems OK).

I was able to reproduce the failure outside of this specific test via the following configuration options in local.conf:
MACHINE = &quot;qemux86&quot;
MACHINE_FEATURES_append = &quot; efi&quot;
IMAGE_FSTYPES += &quot;wic&quot;
WKS_FILE = &quot;mkefidisk.wks&quot;

And the following commands:
bitbake core-image-minimal ovmf
runqemu wic ovmf

Changing MACHINE to qemux86-64 the error doesn&apos;t occur. It also doesn&apos;t occur with intel-core2-32 MACHINE from meta-intel, which uses the intel-linux kernel at v4.14.18.

Adding kvm to the runqemu command also allows it to run successfully.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>79666</commentid>
    <comment_count>1</comment_count>
      <attachid>4222</attachid>
    <who name="California Sullivan">california.l.sullivan</who>
    <bug_when>2018-03-01 22:36:23 +0000</bug_when>
    <thetext>Created attachment 4222
bisect log</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>79741</commentid>
    <comment_count>2</comment_count>
    <who name="California Sullivan">california.l.sullivan</who>
    <bug_when>2018-03-07 17:30:14 +0000</bug_when>
    <thetext>Bisect on the kernel:

git bisect start
# good: [ae0fb21fdde3df106d7dad76620bdf39721425e2] perf: x86-32: explicitly include &lt;errno.h&gt;
git bisect good ae0fb21fdde3df106d7dad76620bdf39721425e2
# bad: [47cfdc0923bd6af61cea53e7bd6d9a23761efd32] Merge tag &apos;v4.14.18&apos; into v4.14/standard/base
git bisect bad 47cfdc0923bd6af61cea53e7bd6d9a23761efd32
# good: [345dc6d499d8509ec9cc4b9b5b84a070ac87e0d5] drm/omap: Fix error handling path in &apos;omap_dmm_probe()&apos;
git bisect good 345dc6d499d8509ec9cc4b9b5b84a070ac87e0d5
# good: [a65710dc584c1c424eb358a1f6e8c01d706e9f81] x86/msr: Add definitions for new speculation control MSRs
git bisect good a65710dc584c1c424eb358a1f6e8c01d706e9f81
# bad: [437ac7b6868da05620764c143c0e4f7aa91e8fc7] x86: Introduce barrier_nospec
git bisect bad 437ac7b6868da05620764c143c0e4f7aa91e8fc7
# good: [76f06358ec400cd5f7c8260fd290e7a7ee20fbcf] ASoC: pcm512x: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE
git bisect good 76f06358ec400cd5f7c8260fd290e7a7ee20fbcf
# bad: [74ae346691dd34d49a5e733af40ca25a4dd42245] x86/spectre: Check CONFIG_RETPOLINE in command line parser
git bisect bad 74ae346691dd34d49a5e733af40ca25a4dd42245
# good: [a358df03279e806f8f4217eacf813c5b6c3578ee] objtool: Improve retpoline alternative handling
git bisect good a358df03279e806f8f4217eacf813c5b6c3578ee
# good: [23a4ca4e749a300a29abff1e304c55b55b6e59a3] objtool: Warn on stripped section symbol
git bisect good 23a4ca4e749a300a29abff1e304c55b55b6e59a3
# bad: [04e073072d1494ce9f60cc2db68fb79aee4283dd] x86/mm: Fix overlap of i386 CPU_ENTRY_AREA with FIX_BTMAP
git bisect bad 04e073072d1494ce9f60cc2db68fb79aee4283dd
# first bad commit: [04e073072d1494ce9f60cc2db68fb79aee4283dd] x86/mm: Fix overlap of i386 CPU_ENTRY_AREA with FIX_BTMAP


This is rather surprising, as this same commit fixed a similar issue with meta-intel&apos;s core2-32 kernel, rather than causing it. See bug 12536.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>79760</commentid>
    <comment_count>3</comment_count>
    <who name="California Sullivan">california.l.sullivan</who>
    <bug_when>2018-03-08 10:09:21 +0000</bug_when>
    <thetext>Using intel-core2-32&apos;s generated .config, the problem does not reproduce.

Given that it is only this one exact configuration (qemux86, ovmf, qemux86&apos;s .config, only Fedora 27 so far, no KVM), it seems like we&apos;ve hit a perfect storm of a corner case, and I really can&apos;t say where the issue is just yet.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>79761</commentid>
    <comment_count>4</comment_count>
    <who name="California Sullivan">california.l.sullivan</who>
    <bug_when>2018-03-08 10:48:48 +0000</bug_when>
    <thetext>I was able to find an upstream commit that fixes this: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git/commit/?id=945fd17ab6bab8a4d05da6c3170519fbcfe62ddb

It unfortunately hasn&apos;t hit any stable branches yet.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>80025</commentid>
    <comment_count>5</comment_count>
    <who name="California Sullivan">california.l.sullivan</who>
    <bug_when>2018-03-29 08:02:11 +0000</bug_when>
    <thetext>Fixed here: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git/commit/?h=linux-4.14.y&amp;id=71978491bb6600d39ef68f421c23aeb11c10053f

In v4.14.25. Bruce has sent a kernel update upgrading to v4.14.30, which will incorporate this fix.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>80049</commentid>
    <comment_count>6</comment_count>
    <who name="California Sullivan">california.l.sullivan</who>
    <bug_when>2018-03-30 16:15:53 +0000</bug_when>
    <thetext>Fixed here: https://git.yoctoproject.org/cgit/cgit.cgi/poky/commit/?id=b2eb8c5d877970c22f00c3d4fc730fe4362c8132</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="0"
              isprivate="0"
          >
            <attachid>4221</attachid>
            <date>2018-03-01 22:35:35 +0000</date>
            <delta_ts>2018-03-01 22:35:35 +0000</delta_ts>
            <desc>error log</desc>
            <filename>file_12578.txt</filename>
            <type>text/plain</type>
            <size>7151</size>
            <attacher name="California Sullivan">california.l.sullivan</attacher>
            
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            <attachid>4222</attachid>
            <date>2018-03-01 22:36:23 +0000</date>
            <delta_ts>2018-03-01 22:36:23 +0000</delta_ts>
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