diff --git a/libc-test/build.rs b/libc-test/build.rs
index edb1556c2d6d6..3f7857fe69ff1 100644
--- a/libc-test/build.rs
+++ b/libc-test/build.rs
@@ -4795,7 +4795,9 @@ fn test_linux(target: &str) {
         (struct_ == "statvfs" && field == "__f_spare") ||
         (struct_ == "statvfs64" && field == "__f_spare") ||
         // the `xsk_tx_metadata_union` field is an anonymous union
-        (struct_ == "xsk_tx_metadata" && field == "xsk_tx_metadata_union")
+        (struct_ == "xsk_tx_metadata" && field == "xsk_tx_metadata_union") ||
+        // FIXME(musl): After musl 1.2.0, the type becomes `int` instead of `long`.
+        (struct_ == "utmpx" && field == "ut_session")
     });
 
     cfg.skip_roundtrip(move |s| match s {
diff --git a/src/unix/linux_like/linux/musl/mod.rs b/src/unix/linux_like/linux/musl/mod.rs
index d3fc09201c730..c568eb3ab049c 100644
--- a/src/unix/linux_like/linux/musl/mod.rs
+++ b/src/unix/linux_like/linux/musl/mod.rs
@@ -731,9 +731,6 @@ pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
 pub const __SIZEOF_PTHREAD_RWLOCKATTR_T: usize = 8;
 pub const __SIZEOF_PTHREAD_BARRIERATTR_T: usize = 4;
 
-#[cfg(not(target_arch = "loongarch64"))]
-pub const CPU_SETSIZE: c_int = 128;
-#[cfg(target_arch = "loongarch64")]
 pub const CPU_SETSIZE: c_int = 1024;
 
 pub const PTRACE_TRACEME: c_int = 0;