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    <body><span class="vcard"><a class="email" href="mailto:tpgxyz@gmail.com" title="Tomasz Paweł Gajc <tpgxyz@gmail.com>"> <span class="fn">Tomasz Paweł Gajc</span></a>
</span> changed
              <a class="bz_bug_link 
          bz_status_REOPENED "
   title="REOPENED - Failed to mount /sysroot - Nightly live images - LiveCD/DVD"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=90913">bug 90913</a>
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          <tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
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           <td style="text-align:right;">Priority</td>
           <td>medium
           </td>
           <td>highest
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            <b><a class="bz_bug_link 
          bz_status_REOPENED "
   title="REOPENED - Failed to mount /sysroot - Nightly live images - LiveCD/DVD"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=90913#c14">Comment # 14</a>
              on <a class="bz_bug_link 
          bz_status_REOPENED "
   title="REOPENED - Failed to mount /sysroot - Nightly live images - LiveCD/DVD"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=90913">bug 90913</a>
              from <span class="vcard"><a class="email" href="mailto:tpgxyz@gmail.com" title="Tomasz Paweł Gajc <tpgxyz@gmail.com>"> <span class="fn">Tomasz Paweł Gajc</span></a>
</span></b>
        <pre>Hi,

i've investigated this a bit.

In my case i'm booting live iso by special dracut module which does:
1. mount iso
2. mount squashfs
3. mount aufs combined with tmpfs and squashfs to /union dir (plus fstab entry)
4. mout rbind /union to /sysroot
5. dracut does the pivot

In case of systemd-219 this was working, but with 220 not.

Problem lies with systemd-fstab-generator as in case of 219 there is no
/run/systemf/generator/sysroot.mount even if i run
/lib/systemd/system-generator/systemd-fstab-generator. In this case
system-fstab-generator creates file:

cat /run/systemd/generator/run-initramfs-union.mount

[Unit]
SourcePath=/etc/fstab
Documentation=man:fstab(5) man:systemd-fstab-generator(8)
Before=local-fs.target

[Mount]
What=aufs
Where=/run/initramfs/union
Type=aufs


While in 220 there is no /run/systemd/generator/run-initramfs-union.mount but
this:

cat /run/systemd/generator/sysroot.mount

[Unit]
SourcePath=/proc/cmdline
Documentation=man:fstab(5) man:systemd-fstab-generator(8)
Before=initrd-root-fs.target

[Mount]
What=live:UUID=2015-06-13-09-16-55-00
Where=/sysroot
Options=ro

So sysroot.mount tries to mount ISO with false output:
mount: unknown filesystem type 'nfs'</pre>
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