--- rust-vm-memory-0.10.0.orig/src/mmap.rs
+++ rust-vm-memory-0.10.0/src/mmap.rs
@@ -1302,6 +1302,7 @@ mod tests {
         }
     }
 
+    #[cfg(not(target_arch = "powerpc64"))]
     #[test]
     fn test_retrieve_fd_backing_memory_region() {
         let f = TempFile::new().unwrap().into_file();
@@ -1330,6 +1331,7 @@ mod tests {
     // https://docs.microsoft.com/en-us/windows/desktop/api/memoryapi/nf-memoryapi-mapviewoffile
     #[test]
     #[cfg(unix)]
+    #[cfg(not(target_arch = "powerpc64"))]
     fn test_retrieve_offset_from_fd_backing_memory_region() {
         let f = TempFile::new().unwrap().into_file();
         f.set_len(0x1400).unwrap();
@@ -1558,6 +1560,7 @@ mod tests {
         );
     }
 
+    #[cfg(not(target_arch = "powerpc64"))]
     #[test]
     fn test_dirty_tracking() {
         test_guest_memory_and_region(|| {
--- rust-vm-memory-0.10.0.orig/src/mmap_unix.rs
+++ rust-vm-memory-0.10.0/src/mmap_unix.rs
@@ -557,6 +557,7 @@ mod tests {
         assert_eq!(&buf1[offset..], buf2);
     }
 
+    #[cfg(not(target_arch = "powerpc64"))]
     #[test]
     fn test_mmap_region_build() {
         let a = Arc::new(TempFile::new().unwrap().into_file());
@@ -645,6 +646,7 @@ mod tests {
         assert!(!r.owned());
     }
 
+    #[cfg(not(target_arch = "powerpc64"))]
     #[test]
     fn test_mmap_region_fds_overlap() {
         let a = Arc::new(TempFile::new().unwrap().into_file());
@@ -675,6 +677,7 @@ mod tests {
         assert!(!r1.fds_overlap(&r2));
     }
 
+    #[cfg(not(target_arch = "powerpc64"))]
     #[test]
     fn test_dirty_tracking() {
         // Using the `crate` prefix because we aliased `MmapRegion` to `MmapRegion<()>` for