[Bug 606] New: CallStaticVoidMethod dumps every time

[bugzilla-daemon at icedtea.classpath.org]

http://icedtea.classpath.org/bugzilla/show_bug.cgi?id=606

           Summary: CallStaticVoidMethod dumps every time
           Product: IcedTea
           Version: 6-1.0
          Platform: 64-bit
        OS/Version: Linux
            Status: NEW
          Severity: critical
          Priority: P2
         Component: AddVM
        AssignedTo: unassigned at icedtea.classpath.org
        ReportedBy: je.joakim at gmail.com


Hello!

Tried to follow this JNI tutorial (call java code from native code). at
http://download.oracle.com/javase/6/docs/technotes/guides/jni/spec/invocation.html#wp9502

But it just crashes when it tries to call the java method, please investigate.

BR/ Joakim

#
# A fatal error has been detected by the Java Runtime Environment:
#
#  SIGSEGV (0xb) at pc=0x00007faa6b1f7e9a, pid=10419, tid=140369927882496
#
# JRE version: 6.0_20-b20
# Java VM: OpenJDK 64-Bit Server VM (17.0-b16 mixed mode linux-amd64 )
# Derivative: IcedTea6 1.9.2
# Distribution: Custom build (Thu Dec  2 17:34:18 UTC 2010)
# Problematic frame:
# V  [libjvm.so+0x424e9a]
#
# If you would like to submit a bug report, please include
# instructions how to reproduce the bug and visit:
#   http://icedtea.classpath.org/bugzilla
#

---------------  T H R E A D  ---------------

Current thread (0x0000000000607000):  JavaThread "main" [_thread_in_vm,
id=10419, stack(0x00007fff94a82000,0x00007fff94b82000)]

siginfo:si_signo=SIGSEGV: si_errno=0, si_code=1 (SEGV_MAPERR),
si_addr=0x0000000000000000

Registers:
RAX=0x00007fff94b80b30, RBX=0x00000000006071c8, RCX=0x00007fff94b80ad0,
RDX=0x0000000000000000
RSP=0x00007fff94b80a50, RBP=0x00007fff94b80a60, RSI=0x0000000000607000,
RDI=0x00007fff94b80a70
R8 =0x00000000004007a9, R9 =0x00007faa589bab40, R10=0x00007fff94b80690,
R11=0x00007fff94b803b8
R12=0x00007fff94b80ad0, R13=0x00007fff94b80a70, R14=0x0000000000607000,
R15=0x0000000000000000
RIP=0x00007faa6b1f7e9a, EFL=0x0000000000010287, CSGSFS=0x0000000000000033,
ERR=0x0000000000000004
  TRAPNO=0x000000000000000e

Top of Stack: (sp=0x00007fff94b80a50)
0x00007fff94b80a50:   00000000006071c8 0000000000000000
0x00007fff94b80a60:   00007fff94b80c00 00007faa6b1f57a5
0x00007fff94b80a70:   00007fff94b80ad0 00007faa6b1269bb
0x00007fff94b80a80:   0000000000000000 0000000000607b88
0x00007fff94b80a90:   0000000000000004 0000000000000000
0x00007fff94b80aa0:   0000000000607bd0 0000000000607000
____________________________________________________________
[Files]

/* --main.c-- */
#include <jni.h>
#include <stdio.h>

void main(void)
{
  JavaVM *jvm_p = NULL;
  JNIEnv *env_p = NULL;
  JavaVMInitArgs vm_args;
  JavaVMOption options[1];
  jclass cls;
  jmethodID mid;

  options[0].optionString="-Djava.class.path=."; /* path in example makes no
difference */

  vm_args.version = JNI_VERSION_1_6;
  vm_args.nOptions = 1;
  vm_args.options = options;
  vm_args.ignoreUnrecognized = 1;

  JNI_CreateJavaVM(&jvm_p, (void **)&env_p, &vm_args);

  cls = (*env_p)->FindClass(env_p, "Main");
  mid = (*env_p)->GetStaticMethodID(env_p, cls, "test", "()V");
  (*env_p)->CallStaticVoidMethod(env_p, cls, mid); /* <--- crash!! */
  (*jvm_p)->DestroyJavaVM(jvm_p);
}

/* --Main.java-- */
class Main {

  public static void test() {
    System.out.println("testestestestest");
  }

}
________________________________________________________
[build instructions (main.c, Main.java in the same folder]

$export LD_LIBRARY_PATH=/usr/lib64/jvm/java/jre/lib/amd64/server/
$gcc main.c -I$JAVA_HOME/include -I$JAVA_HOME/include/linux
-I$JAVA_HOME/include -L$JAVA_HOME/jre/lib/amd64/server/ -ljvm


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