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Closed virNetClientProgramDispatchError:170 : Failed to open file '/usr/share/libvirt/cpu_map/arm_Ampere-1.xml': No such file or directory
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  • virNetClientProgramDispatchError:170 : Failed to open file '/usr/share/libvirt/cpu_map/arm_Ampere-1.xml': No such file or directory

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  • Closed Issue created by Richard W.M. Jones

    Software environment

    • Operating system: Fedora 43
    • Architecture: aarch64
    • kernel version: 6.15.0-0.rc0.20250401git08733088b566.8.fc43
    • libvirt version: 11.2.0-1.fc43
    • Hypervisor and version: qemu 9.2.2-2.fc43, probably TCG

    Description of problem

    libvirt fails to launch a transient domain with the strange error:

    2025-04-03 18:46:19.539+0000: 34730: error : virNetClientProgramDispatchError:170 : Failed to open file '/usr/share/libvirt/cpu_map/arm_Ampere-1.xml': No such file or directory

    Steps to reproduce

    1. Run libguestfs-test-tool

    Additional information

    <domain type="qemu" xmlns:qemu="http://libvirt.org/schemas/domain/qemu/1.0">
      <name>guestfs-rxfp5fuy7dq1t3j7</name>
      <memory unit="MiB">1280</memory>
      <currentMemory unit="MiB">1280</currentMemory>
      <cpu>
        <model>cortex-a57</model>
      </cpu>
      <vcpu>1</vcpu>
      <clock offset="utc">
        <timer name="rtc" tickpolicy="catchup"/>
        <timer name="pit" tickpolicy="delay"/>
      </clock>
      <os firmware="efi">
        <type machine="virt">hvm</type>
        <kernel>/builddir/build/BUILD/libguestfs-1.55.8-build/libguestfs-1.55.8/tmp/.guestfs-1000/appliance.d/kernel</kernel>
        <initrd>/builddir/build/BUILD/libguestfs-1.55.8-build/libguestfs-1.55.8/tmp/.guestfs-1000/appliance.d/initrd</initrd>
        <cmdline>panic=1 console=ttyAMA0 earlyprintk=pl011,0x9000000 ignore_loglevel efi-rtc=noprobe edd=off udevtimeout=6000 udev.event-timeout=6000 no_timer_check printk.time=1 cgroup_disable=memory usbcore.nousb cryptomgr.notests tsc=reliable 8250.nr_uarts=1 root=UUID=7b408fb5-061a-4299-b918-436dcbb2d1b6 selinux=0 guestfs_verbose=1 TERM=vt100</cmdline>
      </os>
      <on_reboot>destroy</on_reboot>
      <devices>
        <rng model="virtio">
          <backend model="random">/dev/urandom</backend>
        </rng>
        <controller type="scsi" index="0" model="virtio-scsi"/>
        <disk device="disk" type="file">
          <source file="/builddir/build/BUILD/libguestfs-1.55.8-build/libguestfs-1.55.8/tmp/libguestfsTEJE84/scratch1.img"/>
          <target dev="sda" bus="scsi"/>
          <driver name="qemu" type="raw" cache="unsafe"/>
          <address type="drive" controller="0" bus="0" target="0" unit="0"/>
        </disk>
        <disk type="file" device="disk">
          <source file="/builddir/build/BUILD/libguestfs-1.55.8-build/libguestfs-1.55.8/tmp/libguestfsTEJE84/overlay2.qcow2"/>
          <target dev="sdb" bus="scsi"/>
          <driver name="qemu" type="qcow2" cache="unsafe"/>
          <address type="drive" controller="0" bus="0" target="1" unit="0"/>
        </disk>
        <serial type="unix">
          <source mode="connect" path="/tmp/libguestfs4xM4Nz/console.sock"/>
          <target port="0"/>
        </serial>
        <channel type="unix">
          <source mode="connect" path="/tmp/libguestfs4xM4Nz/guestfsd.sock"/>
          <target type="virtio" name="org.libguestfs.channel.0"/>
        </channel>
        <controller type="usb" model="none"/>
        <memballoon model="none"/>
      </devices>
      <qemu:commandline>
        <qemu:env name="TMPDIR" value="/builddir/build/BUILD/libguestfs-1.55.8-build/libguestfs-1.55.8/tmp"/>
      </qemu:commandline>
    </domain>

    Full build log is here:

    https://koji.fedoraproject.org/koji/taskinfo?taskID=131067385

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