Ah, tested with uvt and created a jammy VM. After changing the memory
to shared and adding the shared directory, I get the same issue... so
again pointing to something (subtle?) with libvirt:
Error starting domain: internal error: process exited while connecting to
monitor: 2024-10-09T22:43:58.738014Z qemu-system-x86_64: -device
vhost-user-fs-pci,id=fs0,chardev=chr-vu-fs0,tag=mydir,bus=pci.7,addr=0x0:
Failed to read msg header. Read 0 instead of 12. Original request 36.
2024-10-09T22:43:58.738071Z qemu-system-x86_64: -device
vhost-user-fs-pci,id=fs0,chardev=chr-vu-fs0,tag=mydir,bus=pci.7,addr=0x0:
vhost_backend_init failed: Protocol error
Traceback (most recent call last):
File "/usr/share/virt-manager/virtManager/asyncjob.py", line 72, in cb_wrapper
callback(asyncjob, *args, **kwargs)
File "/usr/share/virt-manager/virtManager/asyncjob.py", line 108, in tmpcb
callback(*args, **kwargs)
File "/usr/share/virt-manager/virtManager/object/libvirtobject.py", line 57,
in newfn
ret = fn(self, *args, **kwargs)
File "/usr/share/virt-manager/virtManager/object/domain.py", line 1384, in
startup
self._backend.create()
File "/usr/lib/python3/dist-packages/libvirt.py", line 1353, in create
raise libvirtError('virDomainCreate() failed')
libvirt.libvirtError: internal error: process exited while connecting to
monitor: 2024-10-09T22:43:58.738014Z qemu-system-x86_64: -device
vhost-user-fs-pci,id=fs0,chardev=chr-vu-fs0,tag=mydir,bus=pci.7,addr=0x0:
Failed to read msg header. Read 0 instead of 12. Original request 36.
2024-10-09T22:43:58.738071Z qemu-system-x86_64: -device
vhost-user-fs-pci,id=fs0,chardev=chr-vu-fs0,tag=mydir,bus=pci.7,addr=0x0:
vhost_backend_init failed: Protocol error
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https://bugs.launchpad.net/bugs/2083988
Title:
Cannot use virtiofs on Ubuntu 22.04
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