1 files changed, 9 insertions, 1 deletions
diff --git a/nixos/modules/profiles/qemu-guest.nix b/nixos/modules/profiles/qemu-guest.nix
index c8e6fd4aa76..0a92b7ace50 100644
--- a/nixos/modules/profiles/qemu-guest.nix
+++ b/nixos/modules/profiles/qemu-guest.nix
@@ -5,5 +5,13 @@
 
 {
   boot.initrd.availableKernelModules = [ "virtio_net" "virtio_pci" "virtio_blk" "9p" "9pnet_virtio" ];
-  boot.kernelModules = [ "virtio_balloon" "virtio_console" ];
+  boot.initrd.kernelModules = [ "virtio_balloon" "virtio_console" ];
+
+  boot.initrd.postDeviceCommands =
+    ''
+      # Set the system time from the hardware clock to work around a
+      # bug in qemu-kvm > 1.5.2 (where the VM clock is initialised
+      # to the *boot time* of the host).
+      hwclock -s
+    '';
 }