diff --git a/src/Analysis/Problem/Bukkit/ChunkLoadExceptionProblem.php b/src/Analysis/Problem/Bukkit/ChunkLoadExceptionProblem.php
index 621448f..e3a9590 100644
--- a/src/Analysis/Problem/Bukkit/ChunkLoadExceptionProblem.php
+++ b/src/Analysis/Problem/Bukkit/ChunkLoadExceptionProblem.php
@@ -9,6 +9,21 @@
 
 class ChunkLoadExceptionProblem extends BukkitProblem
 {
+    /**
+     * The start of the error and the lines after it, up to the start of the line that shows the cause.
+     * Whole lines are skipped possessively, so a long stack trace doesn't exhaust the backtrack limit.
+     *
+     * Example: "Encountered an unexpected exception\njava.lang.NullPointerException\n"
+     */
+    protected const string UNEXPECTED_EXCEPTION = 'Encountered an unexpected exception\n(?:.*+\n)*?';
+
+    /**
+     * The start of a stack trace line up to the simple class name
+     *
+     * Example: "\tat net.minecraft.server.v1_8_R3."
+     */
+    protected const string STACK_TRACE_PACKAGE = '\h*at (?:[\w$]++\.)*';
+
     /**
      * @inheritDoc
      */
@@ -18,14 +33,19 @@ public function getMessage(): string
     }
 
     /**
+     * Examples below UNEXPECTED_EXCEPTION:
+     * "at net.minecraft.server.v1_8_R3.ChunkRegionLoader.loadChunk(ChunkRegionLoader.java:70)"
+     * "at net.minecraft.server.v1_8_R3.ChunkRegionLoader.loadEntities(ChunkRegionLoader.java:433)"
+     * "net.minecraft.server.v1_13_R1.ReportedException: Exception generating new chunk"
+     *
      * @inheritDoc
      */
     public static function getPatterns(): array
     {
         return [
-            '/Encountered an unexpected exception(\n.*)*at.*ChunkRegionLoader\.loadChunk/',
-            '/Encountered an unexpected exception(\n.*)*at.*ChunkRegionLoader\.loadEntities/',
-            '/Encountered an unexpected exception(\n.*)*Exception generating new chunk/',
+            '/' . static::UNEXPECTED_EXCEPTION . static::STACK_TRACE_PACKAGE . 'ChunkRegionLoader\.loadChunk/',
+            '/' . static::UNEXPECTED_EXCEPTION . static::STACK_TRACE_PACKAGE . 'ChunkRegionLoader\.loadEntities/',
+            '/' . static::UNEXPECTED_EXCEPTION . '(?:[\w.$]++: )*Exception generating new chunk/',
             '/Couldn\'t load chunk\n/'
         ];
     }
diff --git a/test/tests/Performance/PatternSafetyTest.php b/test/tests/Performance/PatternSafetyTest.php
index 8832e35..53da58e 100644
--- a/test/tests/Performance/PatternSafetyTest.php
+++ b/test/tests/Performance/PatternSafetyTest.php
@@ -3,7 +3,6 @@
 namespace Aternos\Codex\Minecraft\Test\Performance;
 
 use Aternos\Codex\Analysis\PatternInsightInterface;
-use Aternos\Codex\Minecraft\Analysis\Problem\Bukkit\ChunkLoadExceptionProblem;
 use Aternos\Codex\Minecraft\Analysis\Problem\Forge\ClientOnlyModProblem;
 use Aternos\Codex\Minecraft\Analysis\Problem\Forge\ModDependencyProblem;
 use Aternos\Codex\Minecraft\Analysis\Problem\Forge\ModFatalProblem;
@@ -76,7 +75,6 @@ class PatternSafetyTest extends TestCase
      * Which of them actually fails depends on whether PCRE JIT is enabled.
      */
     protected const array KNOWN_UNSAFE_PATTERNS = [
-        ChunkLoadExceptionProblem::class => [0, 1, 2],
         ClientOnlyModProblem::class => [0],
         ModDependencyProblem::class => ["loading-failed-exception"],
         ModFatalProblem::class => ["failed-to-load"],