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Diffstat (limited to 'gitlab/issues/target_missing/host_missing/accel_missing/1940.toml')
| -rw-r--r-- | gitlab/issues/target_missing/host_missing/accel_missing/1940.toml | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gitlab/issues/target_missing/host_missing/accel_missing/1940.toml b/gitlab/issues/target_missing/host_missing/accel_missing/1940.toml new file mode 100644 index 000000000..6628cda09 --- /dev/null +++ b/gitlab/issues/target_missing/host_missing/accel_missing/1940.toml @@ -0,0 +1,28 @@ +id = 1940 +title = "Saving vm with shared folder results in Error: State blocked by non-migratable device '000.../vhost-user-fs'" +state = "opened" +created_at = "2023-10-14T19:24:09.585Z" +closed_at = "n/a" +labels = ["Migration", "device:virtio", "kind::Feature Request"] +url = "https://gitlab.com/qemu-project/qemu/-/issues/1940" +host-os = "Fedora 37" +host-arch = "x86_64" +qemu-version = "7.0.0 (qemu-7.0.0-15.fc37)" +guest-os = "Debian 12" +guest-arch = "x86_64" +description = """Saving a vm with savevm in the QEMU Monitor with a shared folder causes the following error message: +`Error: State blocked by non-migratable device '0000:00:05.0/vhost-user-fs'`""" +reproduce = """1. Get an qcow2 image that can boot (not sure if working qcow2 image is actually needed) +2. Start virtiofsd with this /usr/libexec/virtiofsd --socket-path=/tmp/virtiofs_socket -o source=/path/to/share +3. Run qemu-system-x86_64 -m 4G -object memory-backend-file,id=mem,size=4G,mem-path=/dev/shm,share=on -numa node,memdev=mem -smp 2 -hda image.qcow2 -vga qxl -virtfs local,path=/path/to/share,mount_tag=share,security_model=passthrough,id=virtiofs -chardev socket,id=char0,path=/tmp/virtiofs_socket -device vhost-user-fs-pci,queue-size=1024,chardev=char0,tag=share +4. Let the image boot and/or go into the QEMU monitor. +5. type savevm testvm +6. See error.""" +additional = """This happens with both the legacy virtio-fs and the rust version. + +According to the first reply to https://gitlab.com/virtio-fs/virtiofsd/-/issues/81 there needs to be "a lot of changes not only in virtiofsd but also in the rust-vmm crates and qemu (and maybe in the vhost-user protocol)" so I'm reporting this here in the hopes it will speed something up. + +I followed the following to get virtiofsd working with command line QEMU: +https://github.com/virtio-win/kvm-guest-drivers-windows/wiki/Virtiofs:-Shared-file-system + +This is blocking our migration from VirtualBox because it doesn't have problems like this. The least I need is a work around or alternative shared filesystem. We are trying to avoid networked shares.""" |