diff --git a/lib/bash/collect_system_info.sh b/lib/bash/collect_system_info.sh
index 057271bd..0cf5cd32 100644
--- a/lib/bash/collect_system_info.sh
+++ b/lib/bash/collect_system_info.sh
@@ -149,17 +149,19 @@ linux_exclusive_collection () { local PTFUNCNAME=linux_exclusive_collection;
    [ "$CMD_GETENFORCE" ] && getenforce="$($CMD_GETENFORCE 2>&1)"
    echo "getenforce    ${getenforce:-"No SELinux detected"}" >> "$data_dir/summary"
 
-   echo "swappiness    $(awk '/vm.swappiness/{print $3}' "$data_dir/sysctl")" >> "$data_dir/summary"
+   if [ -e "$data_dir/sysctl" ]; then
+      echo "swappiness    $(awk '/vm.swappiness/{print $3}' "$data_dir/sysctl")" >> "$data_dir/summary"
 
-   local dirty_ratio="$(awk '/vm.dirty_ratio/{print $3}' "$data_dir/sysctl")"
-   local dirty_bg_ratio="$(awk '/vm.dirty_background_ratio/{print $3}' "$data_dir/sysctl")"
-   if [ "$dirty_ratio" -a "$dirty_bg_ratio" ]; then
-      echo "dirtypolicy    $dirty_ratio, $dirty_bg_ratio" >> "$data_dir/summary"
-   fi
+      local dirty_ratio="$(awk '/vm.dirty_ratio/{print $3}' "$data_dir/sysctl")"
+      local dirty_bg_ratio="$(awk '/vm.dirty_background_ratio/{print $3}' "$data_dir/sysctl")"
+      if [ "$dirty_ratio" -a "$dirty_bg_ratio" ]; then
+         echo "dirtypolicy    $dirty_ratio, $dirty_bg_ratio" >> "$data_dir/summary"
+      fi
 
-   local dirty_bytes="$(awk '/vm.dirty_bytes/{print $3}' "$data_dir/sysctl")"
-   if [ "$dirty_bytes" ]; then
-      echo "dirtystatus     $(awk '/vm.dirty_bytes/{print $3}' "$data_dir/sysctl"), $(awk '/vm.dirty_background_bytes/{print $3}' "$data_dir/sysctl")" >> "$data_dir/summary"
+      local dirty_bytes="$(awk '/vm.dirty_bytes/{print $3}' "$data_dir/sysctl")"
+      if [ "$dirty_bytes" ]; then
+         echo "dirtystatus     $(awk '/vm.dirty_bytes/{print $3}' "$data_dir/sysctl"), $(awk '/vm.dirty_background_bytes/{print $3}' "$data_dir/sysctl")" >> "$data_dir/summary"
+      fi
    fi
 
    schedulers_and_queue_size "$data_dir/summary" > "$data_dir/partitioning"
diff --git a/t/lib/bash/collect_system_info.sh b/t/lib/bash/collect_system_info.sh
index 259019f8..448f35f5 100644
--- a/t/lib/bash/collect_system_info.sh
+++ b/t/lib/bash/collect_system_info.sh
@@ -168,7 +168,9 @@ test_linux_exclusive_collection () {
    local PT_SUMMARY_SKIP=""
 
    mkdir "$dir/1"
-   cp "$dir/sysctl" "$dir/1/"
+   if [ -e "$dir/sysctl" ]; then
+      cp "$dir/sysctl" "$dir/1/"
+   fi
    linux_exclusive_collection "$dir/1"
 
    is \
@@ -183,7 +185,9 @@ test_linux_exclusive_collection () {
    done
    
    mkdir "$dir/2"
-   cp "$dir/sysctl" "$dir/2/"
+   if [ -e "$dir/sysctl" ]; then
+      cp "$dir/sysctl" "$dir/2/"
+   fi
    linux_exclusive_collection "$dir/2"
 
    is \
@@ -205,8 +209,11 @@ platform="$(get_var platform "$p/summary")"
 
 if [ "$platform" = "Linux" ]; then
    mkdir "$TMPDIR/linux_data"
-   cp "$p/sysctl" "$TMPDIR/linux_data/sysctl"
+   if [ -e "$p/sysctl" ]; then
+      cp "$p/sysctl" "$TMPDIR/linux_data/sysctl"
+   fi
    test_linux_exclusive_collection "$TMPDIR/linux_data"
+   rm -rf "$TMPDIR/linux_data"
 else
    skip 1 5 "Tests exclusive for Linux"
 fi