diff --git a/Cargo.lock b/Cargo.lock
index edd7a72..6e20010 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -580,7 +580,7 @@ checksum = "f8ca58f447f06ed17d5fc4043ce1b10dd205e060fb3ce5b979b8ed8e59ff3f79"
 
 [[package]]
 name = "microfetch"
-version = "1.2.1"
+version = "1.2.2"
 dependencies = [
  "microfetch-asm",
  "microfetch-lib",
@@ -588,11 +588,11 @@ dependencies = [
 
 [[package]]
 name = "microfetch-asm"
-version = "1.2.1"
+version = "1.2.2"
 
 [[package]]
 name = "microfetch-bench"
-version = "1.2.1"
+version = "1.2.2"
 dependencies = [
  "criterion",
  "hotpath",
@@ -601,7 +601,7 @@ dependencies = [
 
 [[package]]
 name = "microfetch-lib"
-version = "1.2.1"
+version = "1.2.2"
 dependencies = [
  "hotpath",
  "microfetch-asm",
diff --git a/Cargo.toml b/Cargo.toml
index cdcdb1d..b8c3e27 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,11 +29,11 @@ edition      = "2024"
 license      = "GPL-3.0"
 repository   = "https://github.com/notashelf/microfetch"
 rust-version = "1.95.0"
-version      = "1.2.1"
+version      = "1.2.2"
 
 [workspace.dependencies]
-microfetch-asm = { path = "./crates/asm", version = "1.2.1" }
-microfetch-lib = { path = "./crates/lib", version = "1.2.1" }
+microfetch-asm = { path = "./crates/asm", version = "1.2.2" }
+microfetch-lib = { path = "./crates/lib", version = "1.2.2" }
 
 criterion = { default-features = false, features = [ "cargo_bench_support" ], version = "0.8.2" }
 
diff --git a/build.rs b/build.rs
index 132d06c..b329cd1 100644
--- a/build.rs
+++ b/build.rs
@@ -37,6 +37,8 @@ fn main() -> io::Result<()> {
   if env::var("DEBUG").as_deref() != Ok("true") {
     println!("cargo:rustc-link-arg-bin=microfetch=-Wl,--strip-all");
   }
+  // Nothing unwinds with panic=abort, so skip the unwinder's lookup table
+  println!("cargo:rustc-link-arg-bin=microfetch=-Wl,--no-eh-frame-hdr");
   // Omit the .note.gnu.build-id section
   println!("cargo:rustc-link-arg-bin=microfetch=-Wl,--build-id=none");
   // Disable RELRO (removes relro_padding)
diff --git a/crates/lib/src/cpu.rs b/crates/lib/src/cpu.rs
index 97d057e..2fec5b3 100644
--- a/crates/lib/src/cpu.rs
+++ b/crates/lib/src/cpu.rs
@@ -132,6 +132,10 @@ fn get_core_count(threads: u32) -> u32 {
 /// by reading `/sys/devices/cpu_core/cpus` and `/sys/devices/cpu_atom/cpus`.
 #[cfg(target_os = "linux")]
 fn get_pe_cores() -> Option<(u32, u32)> {
+  if !cfg!(any(target_arch = "x86", target_arch = "x86_64")) {
+    return None;
+  }
+
   let perf = count_pmu_cores("/sys/devices/cpu_core/cpus")?;
   let eff = count_pmu_cores("/sys/devices/cpu_atom/cpus").unwrap_or(0);
   (perf > 0 && eff > 0).then_some((perf, eff))
@@ -327,7 +331,8 @@ fn get_cpu_freq_mhz(cpuinfo: &[u8]) -> Option<u32> {
       // Octeon presets loops_per_jiffy to clock_rate/HZ, so its BogoMIPS is
       // exactly 2x the core clock, unlike the 1:1 of other MIPS.
       // https://github.com/torvalds/linux/blob/v6.19/arch/mips/cavium-octeon/csrc-octeon.c#L40
-      if *key == b"BogoMIPS"
+      if cfg!(any(target_arch = "mips", target_arch = "mips64"))
+        && *key == b"BogoMIPS"
         && cpuinfo.windows(6).any(|window| window == b"Octeon")
       {
         mhz /= 2;
@@ -340,7 +345,9 @@ fn get_cpu_freq_mhz(cpuinfo: &[u8]) -> Option<u32> {
   }
   // SPARC exposes its clock as `Cpu0ClkTck : <hex>`,
   // which signifies ticks per second in hex.
-  if let Some(val) = extract_field(cpuinfo, b"Cpu0ClkTck") {
+  if cfg!(any(target_arch = "sparc64", target_arch = "sparc"))
+    && let Some(val) = extract_field(cpuinfo, b"Cpu0ClkTck")
+  {
     let mut hz = 0_u64;
     let mut seen = false;
     for &byte in val.as_bytes() {
@@ -389,7 +396,8 @@ fn write_model_name(writer: &mut StackWriter) {
       true
     },
     None => {
-      write_dt_compatible(writer)
+      (cfg!(not(any(target_arch = "x86", target_arch = "x86_64")))
+        && write_dt_compatible(writer))
         || (cfg!(target_arch = "aarch64") && write_arm_part(writer, data))
     },
   };