diff --git a/src/base/intmath.test.cc b/src/base/intmath.test.cc
index 5740bd4b86..4e88b00886 100644
--- a/src/base/intmath.test.cc
+++ b/src/base/intmath.test.cc
@@ -72,11 +72,17 @@ TEST(IntmathTest, floorLog2)
     EXPECT_EQ(0, floorLog2((int64_t)1));
 }
 
+/* The IntmathDeathTest floorLog2 test is dependent on an assert being
+ * triggered. We therefore only run this test for .debug and .opt (where
+ * `TRACING_ON == 1`).
+ */
+#if TRACING_ON
 TEST(IntmathDeathTest, floorLog2)
 {
     // Verify a non-positive input triggers an assert.
     EXPECT_DEATH_IF_SUPPORTED(floorLog2(0), "x > 0");
 }
+#endif
 
 TEST(IntmathTest, ceilLog2)
 {
diff --git a/src/base/sat_counter.test.cc b/src/base/sat_counter.test.cc
index 6de7ef787b..214b015774 100644
--- a/src/base/sat_counter.test.cc
+++ b/src/base/sat_counter.test.cc
@@ -185,9 +185,13 @@ TEST(SatCounterTest, Shift)
     ASSERT_EQ(counter, 0);
 
     // Make sure the counters cannot be shifted by negative numbers, since
-    // that is undefined behaviour
+    // that is undefined behaviour. As these tests depend on asserts failing,
+    // these tests are only functional if `TRACING_ON == 1`, when gem5 is
+    // compiled as `debug` or `opt`.
+    #if TRACING_ON
     ASSERT_DEATH(counter >>= -1, "");
     ASSERT_DEATH(counter <<= -1, "");
+    #endif
 }
 
 /**
diff --git a/util/dockerfiles/gcn-gpu/Dockerfile b/util/dockerfiles/gcn-gpu/Dockerfile
index 065dad63da..d0fe759eb8 100644
--- a/util/dockerfiles/gcn-gpu/Dockerfile
+++ b/util/dockerfiles/gcn-gpu/Dockerfile
@@ -34,8 +34,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     libboost-filesystem-dev \
     libboost-system-dev \
     libboost-dev \
-    libpng12-dev \
-    libelf-dev
+    libpng12-dev
 
 RUN python -m pip install -U pip && \
     python -m pip install -U setuptools scons
diff --git a/util/dockerfiles/ubuntu-18.04_clang-version/Dockerfile b/util/dockerfiles/ubuntu-18.04_clang-version/Dockerfile
index b98af8818a..428bd02913 100644
--- a/util/dockerfiles/ubuntu-18.04_clang-version/Dockerfile
+++ b/util/dockerfiles/ubuntu-18.04_clang-version/Dockerfile
@@ -40,7 +40,7 @@ RUN apt -y update
 RUN apt -y upgrade
 RUN apt -y install git m4 scons zlib1g zlib1g-dev clang-${version} \
     libprotobuf-dev protobuf-compiler libprotoc-dev libgoogle-perftools-dev \
-    python-dev python python-six doxygen libelf-dev
+    python-dev python python-six doxygen
 
 RUN apt-get --purge -y remove gcc
 
diff --git a/util/dockerfiles/ubuntu-18.04_gcc-version/Dockerfile b/util/dockerfiles/ubuntu-18.04_gcc-version/Dockerfile
index 5eb40b1b3c..902e4a014b 100644
--- a/util/dockerfiles/ubuntu-18.04_gcc-version/Dockerfile
+++ b/util/dockerfiles/ubuntu-18.04_gcc-version/Dockerfile
@@ -37,8 +37,7 @@ RUN apt -y update
 RUN apt -y upgrade
 RUN apt -y install git m4 scons zlib1g zlib1g-dev gcc-multilib \
     libprotobuf-dev protobuf-compiler libprotoc-dev libgoogle-perftools-dev \
-    python-dev python python-six doxygen wget zip gcc-${version} \
-    g++-${version} libelf-dev
+    python-dev python python-six doxygen wget zip gcc-${version} g++-${version}
 
 RUN update-alternatives --install \
     /usr/bin/g++ g++ /usr/bin/g++-${version} 100
diff --git a/util/dockerfiles/ubuntu-18.04_min-dependencies/Dockerfile b/util/dockerfiles/ubuntu-18.04_min-dependencies/Dockerfile
index f55ea2d08d..986b2b62bf 100644
--- a/util/dockerfiles/ubuntu-18.04_min-dependencies/Dockerfile
+++ b/util/dockerfiles/ubuntu-18.04_min-dependencies/Dockerfile
@@ -29,4 +29,4 @@ FROM ubuntu:18.04
 RUN apt -y update
 RUN apt -y upgrade
 RUN apt -y install build-essential scons zlib1g-dev m4 python-dev python \
-    python-six libelf-dev
+    python-six
diff --git a/util/dockerfiles/ubuntu-20.04_gcc-version/Dockerfile b/util/dockerfiles/ubuntu-20.04_gcc-version/Dockerfile
index d9521831a6..d2008b6031 100644
--- a/util/dockerfiles/ubuntu-20.04_gcc-version/Dockerfile
+++ b/util/dockerfiles/ubuntu-20.04_gcc-version/Dockerfile
@@ -38,7 +38,7 @@ RUN apt -y upgrade
 RUN apt -y install git m4 scons zlib1g zlib1g-dev libprotobuf-dev \
     protobuf-compiler libprotoc-dev libgoogle-perftools-dev python3-dev \
     python3-six python-is-python3 doxygen libboost-all-dev libhdf5-serial-dev \
-    python3-pydot libpng-dev gcc-${version} g++-${version} libelf-dev
+    python3-pydot libpng-dev gcc-${version} g++-${version}
 
 RUN update-alternatives --install \
     /usr/bin/g++ g++ /usr/bin/g++-${version} 100