diff --git a/idea/jvm-debugger/jvm-debugger-test/test/org/jetbrains/kotlin/idea/debugger/test/util/KotlinOutputChecker.kt b/idea/jvm-debugger/jvm-debugger-test/test/org/jetbrains/kotlin/idea/debugger/test/util/KotlinOutputChecker.kt
index 02f126a0785..bc33d28f8a4 100644
--- a/idea/jvm-debugger/jvm-debugger-test/test/org/jetbrains/kotlin/idea/debugger/test/util/KotlinOutputChecker.kt
+++ b/idea/jvm-debugger/jvm-debugger-test/test/org/jetbrains/kotlin/idea/debugger/test/util/KotlinOutputChecker.kt
@@ -110,7 +110,9 @@ internal class KotlinOutputChecker(
         lines[disconnectedIndex] = DISCONNECT_PREFIX
 
         return lines
-            .map { it.replace("FRAME:(.*):\\d+".toRegex(), "$1:!LINE_NUMBER!")  }
+            .map { it.replace("FRAME:(.*):\\d+".toRegex(), "$1:!LINE_NUMBER!") }
+            // kotlinx-coroutines-core temporary fix for windows agents
+            .filterNot { it == "Failed to install signal handler: java.lang.IllegalArgumentException: Unknown signal: TRAP" }
             .filter { !(it.matches(JDI_BUG_OUTPUT_PATTERN_1) || it.matches(JDI_BUG_OUTPUT_PATTERN_2)) }
             .joinToString("\n")
     }