diff --git a/test-cargo-miri/Cargo.lock b/test-cargo-miri/Cargo.lock
index 7f06fdf28dec..4bece389dc87 100644
--- a/test-cargo-miri/Cargo.lock
+++ b/test-cargo-miri/Cargo.lock
@@ -22,6 +22,7 @@ dependencies = [
  "issue_1705",
  "issue_1760",
  "issue_rust_86261",
+ "page_size",
  "rand",
  "serde_derive",
 ]
@@ -123,6 +124,16 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "page_size"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eebde548fbbf1ea81a99b128872779c437752fb99f217c45245e1a61dcd9edcd"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.10"
@@ -233,3 +244,25 @@ name = "wasi"
 version = "0.10.2+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
+
+[[package]]
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
diff --git a/test-cargo-miri/Cargo.toml b/test-cargo-miri/Cargo.toml
index 39ce1757f0e4..2193d354d5d2 100644
--- a/test-cargo-miri/Cargo.toml
+++ b/test-cargo-miri/Cargo.toml
@@ -22,6 +22,7 @@ rand = { version = "0.8", features = ["small_rng"] }
 getrandom_1 = { package = "getrandom", version = "0.1" }
 getrandom_2 = { package = "getrandom", version = "0.2" }
 serde_derive = "1.0" # not actually used, but exercises some unique code path (`--extern` .so file)
+page_size = "0.4.1"
 
 [lib]
 test = false # test that this is respected (will show in the output)
diff --git a/test-cargo-miri/test.cross-target.stdout.ref b/test-cargo-miri/test.cross-target.stdout.ref
index aa4a5839b145..3673e5549d8c 100644
--- a/test-cargo-miri/test.cross-target.stdout.ref
+++ b/test-cargo-miri/test.cross-target.stdout.ref
@@ -5,7 +5,7 @@ test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
 
 imported main
 
-running 7 tests
-..i....
-test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
+running 8 tests
+..i.....
+test result: ok. 7 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
 
diff --git a/test-cargo-miri/test.default.stdout.ref b/test-cargo-miri/test.default.stdout.ref
index ee8625357509..a59108efb332 100644
--- a/test-cargo-miri/test.default.stdout.ref
+++ b/test-cargo-miri/test.default.stdout.ref
@@ -5,9 +5,9 @@ test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
 
 imported main
 
-running 7 tests
-..i....
-test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
+running 8 tests
+..i.....
+test result: ok. 7 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
 
 
 running 4 tests
diff --git a/test-cargo-miri/test.filter.cross-target.stdout.ref b/test-cargo-miri/test.filter.cross-target.stdout.ref
index b38aac9aa868..9fb7670d0649 100644
--- a/test-cargo-miri/test.filter.cross-target.stdout.ref
+++ b/test-cargo-miri/test.filter.cross-target.stdout.ref
@@ -8,5 +8,5 @@ imported main
 running 1 test
 test simple1 ... ok
 
-test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 6 filtered out
+test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 7 filtered out
 
diff --git a/test-cargo-miri/test.filter.stdout.ref b/test-cargo-miri/test.filter.stdout.ref
index d14bb8796e85..4b598960a096 100644
--- a/test-cargo-miri/test.filter.stdout.ref
+++ b/test-cargo-miri/test.filter.stdout.ref
@@ -8,7 +8,7 @@ imported main
 running 1 test
 test simple1 ... ok
 
-test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 6 filtered out
+test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 7 filtered out
 
 
 running 0 tests
diff --git a/test-cargo-miri/test.test-target.stdout.ref b/test-cargo-miri/test.test-target.stdout.ref
index 6655eb840929..ca069b702eba 100644
--- a/test-cargo-miri/test.test-target.stdout.ref
+++ b/test-cargo-miri/test.test-target.stdout.ref
@@ -1,12 +1,13 @@
 
-running 7 tests
+running 8 tests
 test cargo_env ... ok
 test do_panic - should panic ... ok
 test does_not_work_on_miri ... ignored
 test entropy_rng ... ok
 test fail_index_check - should panic ... ok
+test page_size ... ok
 test simple1 ... ok
 test simple2 ... ok
 
-test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
+test result: ok. 7 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
 
diff --git a/test-cargo-miri/tests/test.rs b/test-cargo-miri/tests/test.rs
index f0ff10ff6c0d..6758e99703cc 100644
--- a/test-cargo-miri/tests/test.rs
+++ b/test-cargo-miri/tests/test.rs
@@ -1,4 +1,4 @@
-use rand::{SeedableRng, Rng, rngs::SmallRng};
+use rand::{rngs::SmallRng, Rng, SeedableRng};
 
 // Having more than 1 test does seem to make a difference
 // (i.e., this calls ptr::swap which having just one test does not).
@@ -49,14 +49,26 @@ fn cargo_env() {
 }
 
 #[test]
-#[should_panic(expected="Explicit panic")]
-fn do_panic() { // In large, friendly letters :)
+#[should_panic(expected = "Explicit panic")]
+fn do_panic() {
+    // In large, friendly letters :)
     panic!("Explicit panic from test!");
 }
 
 #[test]
 #[allow(unconditional_panic)]
-#[should_panic(expected="the len is 0 but the index is 42")]
+#[should_panic(expected = "the len is 0 but the index is 42")]
 fn fail_index_check() {
     [][42]
 }
+
+#[test]
+fn page_size() {
+    let page_size = page_size::get();
+
+    assert!(
+        page_size.next_power_of_two() == page_size,
+        "page size not a power of two: {}",
+        page_size
+    );
+}