Hi Folks, I can confirm that bug still on Latest kernel 4.18. ~$ sudo dpkg -l | grep azure ii linux-azure 4.18.0.1013.12 amd64 Complete Linux kernel for Azure systems. ii linux-azure-cloud-tools-4.15.0-1036 4.15.0-1036.38 amd64 Linux kernel version specific cloud tools for version 4.15.0-1036 ii linux-azure-cloud-tools-4.18.0-1011 4.18.0-1011.11~18.04.1 amd64 Linux kernel version specific cloud tools for version 4.18.0-1011 ii linux-azure-cloud-tools-4.18.0-1013 4.18.0-1013.13~18.04.1 amd64 Linux kernel version specific cloud tools for version 4.18.0-1013 ii linux-azure-headers-4.15.0-1036 4.15.0-1036.38 all Header files related to Linux kernel version 4.15.0 ii linux-azure-headers-4.18.0-1011 4.18.0-1011.11~18.04.1 all Header files related to Linux kernel version 4.18.0 ii linux-azure-headers-4.18.0-1013 4.18.0-1013.13~18.04.1 all Header files related to Linux kernel version 4.18.0 ii linux-azure-tools-4.15.0-1036 4.15.0-1036.38 amd64 Linux kernel version specific tools for version 4.15.0-1036 ii linux-azure-tools-4.18.0-1011 4.18.0-1011.11~18.04.1 amd64 Linux kernel version specific tools for version 4.18.0-1011 ii linux-azure-tools-4.18.0-1013 4.18.0-1013.13~18.04.1 amd64 Linux kernel version specific tools for version 4.18.0-1013 ii linux-cloud-tools-4.15.0-1036-azure 4.15.0-1036.38 amd64 Linux kernel version specific cloud tools for version 4.15.0-1036 ii linux-cloud-tools-4.18.0-1011-azure 4.18.0-1011.11~18.04.1 amd64 Linux kernel version specific cloud tools for version 4.18.0-1011 ii linux-cloud-tools-4.18.0-1013-azure 4.18.0-1013.13~18.04.1 amd64 Linux kernel version specific cloud tools for version 4.18.0-1013 ii linux-cloud-tools-azure 4.18.0.1013.12 amd64 Linux kernel versioned cloud tools for Azure systems. ii linux-headers-4.15.0-1036-azure 4.15.0-1036.38 amd64 Linux kernel headers for version 4.15.0 on 64 bit x86 SMP ii linux-headers-4.18.0-1011-azure 4.18.0-1011.11~18.04.1 amd64 Linux kernel headers for version 4.18.0 on 64 bit x86 SMP ii linux-headers-4.18.0-1013-azure 4.18.0-1013.13~18.04.1 amd64 Linux kernel headers for version 4.18.0 on 64 bit x86 SMP ii linux-headers-azure 4.18.0.1013.12 amd64 Linux kernel headers for Azure systems. rc linux-image-4.15.0-1030-azure 4.15.0-1030.31 amd64 Signed kernel image azure rc linux-image-4.15.0-1031-azure 4.15.0-1031.32 amd64 Signed kernel image azure rc linux-image-4.15.0-1032-azure 4.15.0-1032.33 amd64 Signed kernel image azure rc linux-image-4.15.0-1035-azure 4.15.0-1035.36 amd64 Signed kernel image azure ii linux-image-4.15.0-1036-azure 4.15.0-1036.38 amd64 Signed kernel image azure ii linux-image-4.18.0-1011-azure 4.18.0-1011.11~18.04.1 amd64 Signed kernel image azure ii linux-image-4.18.0-1013-azure 4.18.0-1013.13~18.04.1 amd64 Signed kernel image azure ii linux-image-azure 4.18.0.1013.12 amd64 Linux kernel image for Azure systems. rc linux-modules-4.15.0-1030-azure 4.15.0-1030.31 amd64 Linux kernel extra modules for version 4.15.0 on 64 bit x86 SMP rc linux-modules-4.15.0-1031-azure 4.15.0-1031.32 amd64 Linux kernel extra modules for version 4.15.0 on 64 bit x86 SMP rc linux-modules-4.15.0-1032-azure 4.15.0-1032.33 amd64 Linux kernel extra modules for version 4.15.0 on 64 bit x86 SMP rc linux-modules-4.15.0-1035-azure 4.15.0-1035.36 amd64 Linux kernel extra modules for version 4.15.0 on 64 bit x86 SMP ii linux-modules-4.15.0-1036-azure 4.15.0-1036.38 amd64 Linux kernel extra modules for version 4.15.0 on 64 bit x86 SMP ii linux-modules-4.18.0-1011-azure 4.18.0-1011.11~18.04.1 amd64 Linux kernel extra modules for version 4.18.0 on 64 bit x86 SMP ii linux-modules-4.18.0-1013-azure 4.18.0-1013.13~18.04.1 amd64 Linux kernel extra modules for version 4.18.0 on 64 bit x86 SMP ii linux-tools-4.15.0-1036-azure 4.15.0-1036.38 amd64 Linux kernel version specific tools for version 4.15.0-1036 ii linux-tools-4.18.0-1011-azure 4.18.0-1011.11~18.04.1 amd64 Linux kernel version specific tools for version 4.18.0-1011 ii linux-tools-4.18.0-1013-azure 4.18.0-1013.13~18.04.1 amd64 Linux kernel version specific tools for version 4.18.0-1013 ii linux-tools-azure 4.18.0.1013.12 amd64 Linux kernel versioned tools for Azure systems. $ sudo systemctl status hv-fcopy-daemon.service ● hv-fcopy-daemon.service - Hyper-V File Copy Protocol Daemon Loaded: loaded (/lib/systemd/system/hv-fcopy-daemon.service; enabled; vendor preset: enabled) Active: failed (Result: exit-code) since Thu 2019-03-14 18:32:59 -03; 3min 1s ago Main PID: 1057 (code=exited, status=1/FAILURE) Mar 14 18:32:58 PubliCloud systemd[1]: Started Hyper-V File Copy Protocol Daemon. Mar 14 18:32:58 PubliCloud HV_FCOPY[1057]: starting; pid is:1057 Mar 14 18:32:58 PubliCloud HV_FCOPY[1057]: open /dev/vmbus/hv_fcopy failed; error: 2 No such file or directory Mar 14 18:32:59 PubliCloud systemd[1]: hv-fcopy-daemon.service: Main process exited, code=exited, status=1/FAILURE Mar 14 18:32:59 PubliCloud systemd[1]: hv-fcopy-daemon.service: Failed with result 'exit-code'.