diff --git a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
--- a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -16730,7 +16730,8 @@
   bool IsStrict = N0->isStrictFPOpcode();
 
   // extract(dup x) -> x
-  if (N0.getOpcode() == AArch64ISD::DUP)
+  if (N0.getOpcode() == AArch64ISD::DUP &&
+      N0->getOperand(0)->getValueType(0).isInteger())
     return DAG.getZExtOrTrunc(N0.getOperand(0), SDLoc(N), VT);
 
   // Rewrite for pairwise fadd pattern
diff --git a/llvm/test/CodeGen/AArch64/aarch64-dup-dot-crash.ll b/llvm/test/CodeGen/AArch64/aarch64-dup-dot-crash.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/AArch64/aarch64-dup-dot-crash.ll
@@ -0,0 +1,30 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
+; RUN: llc < %s -mtriple arm64-apple-macosx | FileCheck %s
+
+; This test covers a case where extract_vector_elt is selected when DUP is
+; generated. Where it tries to generate a ZextOrTrunc node with floating point
+; type resulting in a crash.
+; See https://reviews.llvm.org/D128144#4280024 for context
+define void @dot_product(double %a) {
+; CHECK-LABEL: dot_product
+entry:
+  %fadd = call double @llvm.vector.reduce.fadd.v3f64(double %a, <3 x double> <double 1.000000e+00, double 1.000000e+00, double 0.000000e+00>)
+  %sqrt = call double @llvm.sqrt.f64(double %fadd)
+  %insert = insertelement <3 x double> zeroinitializer, double %sqrt, i64 0
+  %shuffle = shufflevector <3 x double> %insert, <3 x double> zeroinitializer, <3 x i32> zeroinitializer
+  %mul = fmul <3 x double> %shuffle, <double 1.000000e+00, double 1.000000e+00, double 0.000000e+00>
+  %shuffle.1 = extractelement <3 x double> %mul, i64 0
+  %shuffle.2 = extractelement <3 x double> %mul, i64 1
+  %cmp = fcmp ogt double %shuffle.2, 0.000000e+00
+  br i1 %cmp, label %exit, label %bb.1
+
+bb.1:
+  %mul.2 = fmul double %shuffle.1, 0.000000e+00
+  br label %exit
+
+exit:
+  ret void
+}
+
+declare double @llvm.sqrt.f64(double)
+declare double @llvm.vector.reduce.fadd.v3f64(double, <3 x double>)