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8335836: serviceability/jvmti/StartPhase/AllowedFunctions/AllowedFunctions.java fails with unexpected exit code: 112

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Reviewed-by: cjplummer, amenkov
This commit is contained in:
Serguei Spitsyn 2024-08-05 23:29:17 +00:00
parent 7146daee68
commit 965d6b9cbe
1 changed files with 41 additions and 4 deletions
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45
test/hotspot/jtreg/serviceability/jvmti/StartPhase/AllowedFunctions/libAllowedFunctions.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2017, 2024, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -47,6 +47,8 @@ extern "C" {
#define FAILED 2
static jint result = PASSED;
static jrawMonitorID event_mon = NULL;
static jboolean is_vm_dead = JNI_FALSE;
static jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved);
@ -68,7 +70,7 @@ jint JNICALL JNI_OnLoad(JavaVM *jvm, void *reserved) {
static void check_jvmti_error(jvmtiEnv *jvmti, char* fname, jvmtiError err) {
if (err != JVMTI_ERROR_NONE) {
printf(" ## %s error: %d\n", fname, err);
exit(err);
abort();
}
}
@ -317,7 +319,7 @@ VMStart(jvmtiEnv *jvmti, JNIEnv* jni) {
}
static void JNICALL
VMInit(jvmtiEnv *jvmti, JNIEnv* jnii, jthread thread) {
VMInit(jvmtiEnv *jvmti, JNIEnv* jni, jthread thread) {
jvmtiPhase phase;
printf("VMInit event\n");
@ -329,22 +331,52 @@ VMInit(jvmtiEnv *jvmti, JNIEnv* jnii, jthread thread) {
}
}
static void JNICALL
VMDeath(jvmtiEnv *jvmti, JNIEnv* jni) {
jvmtiError err;
// Block ClassPrepare events while this callback is executed.
err = (*jvmti)->RawMonitorEnter(jvmti, event_mon);
check_jvmti_error(jvmti, "VMDeath event: Failed in RawMonitorEnter", err);
is_vm_dead = JNI_TRUE;
printf("VMDeath event\n");
err = (*jvmti)->RawMonitorExit(jvmti, event_mon);
check_jvmti_error(jvmti, "VMDeath event: Failed in RawMonitorExit", err);
}
static void JNICALL
ClassPrepare(jvmtiEnv *jvmti, JNIEnv *env, jthread thread, jclass klass) {
static const jint EVENTS_LIMIT = 2;
static jint event_no = 0;
jthread cur_thread = get_cur_thread(jvmti);
jvmtiPhase phase;
intptr_t exp_val = 777;
intptr_t act_val;
jvmtiError err;
// Block VMDeath event and other ClassPrepare events while this callback is executed.
// Sync with VMDeath event and check for is_vm_dead guard against JVMTI_ERROR WRONG_PHASE.
err = (*jvmti)->RawMonitorEnter(jvmti, event_mon);
check_jvmti_error(jvmti, "ClassPrepare event: Failed in RawMonitorEnter", err);
if (is_vm_dead) {
printf("\nIgnoring ClassPrepare event during the dead phase\n");
err = (*jvmti)->RawMonitorExit(jvmti, event_mon);
check_jvmti_error(jvmti, "ClassPrepare event: Failed in RawMonitorExit", err);
return;
}
get_phase(jvmti, &phase);
if (phase != JVMTI_PHASE_START && phase != JVMTI_PHASE_LIVE) {
printf(" ## Error: unexpected phase: %d, expected: %d or %d\n",
phase, JVMTI_PHASE_START, JVMTI_PHASE_LIVE);
result = FAILED;
err = (*jvmti)->RawMonitorExit(jvmti, event_mon);
check_jvmti_error(jvmti, "ClassPrepare event: Failed in RawMonitorExit", err);
return;
}
if (phase == JVMTI_PHASE_START && event_no < EVENTS_LIMIT) {
jthread cur_thread = get_cur_thread(jvmti);
printf("\nClassPrepare event during the start phase: #%d\n", event_no);
// Test the JVMTI class functions during the start phase
test_class_functions(jvmti, env, thread, klass);
@ -360,6 +392,8 @@ ClassPrepare(jvmtiEnv *jvmti, JNIEnv *env, jthread thread, jclass klass) {
}
event_no++;
}
err = (*jvmti)->RawMonitorExit(jvmti, event_mon);
check_jvmti_error(jvmti, "ClassPrepare event: Failed in RawMonitorExit", err);
}
static
@ -400,6 +434,9 @@ jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
callbacks.VMInit = VMInit;
callbacks.ClassPrepare = ClassPrepare;
err = (*jvmti)->CreateRawMonitor(jvmti, "Events Monitor", &event_mon);
check_jvmti_error(jvmti, "## Agent_Initialize: CreateRawMonitor", err);
err = (*jvmti)->SetEventCallbacks(jvmti, &callbacks, size);
check_jvmti_error(jvmti, "## Agent_Initialize: SetEventCallbacks", err);