nixpkgs/pkgs/applications/virtualization/qemu/fix-qemu-ga.patch

diff --git i/qga/commands-posix.c w/qga/commands-posix.c
index 954efed01b..39c4b916ce 100644
--- i/qga/commands-posix.c
+++ w/qga/commands-posix.c
@@ -123,6 +123,8 @@ void qmp_guest_shutdown(bool has_mode, const char *mode, Error **errp)
         execl("/sbin/shutdown", "shutdown", shutdown_flag, "-g0", "-y",
               "hypervisor initiated shutdown", (char *)NULL);
 #else
+        execl("/run/current-system/sw/bin/shutdown", "shutdown", "-h", shutdown_flag, "+0",
+               "hypervisor initiated shutdown", (char *)NULL);
         execl("/sbin/shutdown", "shutdown", "-h", shutdown_flag, "+0",
                "hypervisor initiated shutdown", (char *)NULL);
 #endif
@@ -158,11 +160,13 @@ void qmp_guest_set_time(bool has_time, int64_t time_ns, Error **errp)
     pid_t pid;
     Error *local_err = NULL;
     struct timeval tv;
+    static const char hwclock_path_nix[] = "/run/current-system/sw/bin/hwclock";
     static const char hwclock_path[] = "/sbin/hwclock";
     static int hwclock_available = -1;
 
     if (hwclock_available < 0) {
-        hwclock_available = (access(hwclock_path, X_OK) == 0);
+        hwclock_available = (access(hwclock_path_nix, X_OK) == 0) ||
+                            (access(hwclock_path, X_OK) == 0);
     }
 
     if (!hwclock_available) {
@@ -208,6 +212,7 @@ void qmp_guest_set_time(bool has_time, int64_t time_ns, Error **errp)
 
         /* Use '/sbin/hwclock -w' to set RTC from the system time,
          * or '/sbin/hwclock -s' to set the system time from RTC. */
+        execl(hwclock_path_nix, "hwclock", has_time ? "-w" : "-s", NULL);
         execl(hwclock_path, "hwclock", has_time ? "-w" : "-s", NULL);
         _exit(EXIT_FAILURE);
     } else if (pid < 0) {