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From "Mikhail Fursov (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HARMONY-2805) [drlvm][jit] DRLVM segfault with Jitrino built in debug mode
Date Mon, 25 Dec 2006 10:41:23 GMT
    [ http://issues.apache.org/jira/browse/HARMONY-2805?page=comments#action_12460764 ] 
            
Mikhail Fursov commented on HARMONY-2805:
-----------------------------------------

Yes, the fix is OK, it was a typo when I wrote extra '_' character in macro

> [drlvm][jit] DRLVM segfault with Jitrino built in debug mode
> ------------------------------------------------------------
>
>                 Key: HARMONY-2805
>                 URL: http://issues.apache.org/jira/browse/HARMONY-2805
>             Project: Harmony
>          Issue Type: Bug
>          Components: DRLVM
>         Environment: RHEL 4 update 4, gcc 3.4.6, core2 (i386)
>            Reporter: Naveen Neelakantam
>            Priority: Blocker
>         Attachments: 0001-_GCMAP_TRACK_IDS-GCMAP_TRACK_IDS-misprint-fixed.txt
>
>
> If I build vm.jitrino in debug mode, the VM segfaults on any Java app that runs for a
non-trivial amount of time.
> The bug also manifests iteself if you type:
> >java -Xem:server_static -showversion
> Apache Harmony Launcher : (c) Copyright 1991, 2006 The Apache Software Foundation or
its licensors, as applicable.
> java version "1.5.0"
> pre-alpha : not complete or compatible
> svn = r488351, (Dec 18 2006), Linux/ia32/gcc 3.4.6, debug build
> http://incubator.apache.org/harmony
> SIGSEGV in VM code.
> Stack trace:
>         1: Jitrino::Ia32::GCSafePoint::isHardwareExceptionPoint() const (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32GCMap.h:102)
>         2: Jitrino::Ia32::hwecompare::operator()(Jitrino::Ia32::GCSafePoint const*, Jitrino::Ia32::GCSafePoint
const*) const (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32GCMap.cpp:221)
>         3: ?? (00313f5d
> :313)
>         4: ?? (00313931
> :313931)
>         5: ?? (00312d8a
> :312)
>         6: ?? (003115d0
> :3115)
>         7: Jitrino::Ia32::GCMap::write(unsigned char*) (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32GCMap.cpp:239)
>         8: Jitrino::Ia32::InfoBlockWriter::runImpl() (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32GCMap.cpp:528)
>         9: Jitrino::Ia32::SessionAction::run() (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/jitrino/src/codegenerator/ia32/Ia32IRManager.cpp:2155)
>         10: Jitrino::runPipeline(Jitrino::CompilationContext*) (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/jitrino/src/main/Jitrino.cpp:226)
>         11: Jitrino::compileMethod(Jitrino::CompilationContext*) (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/jitrino/src/main/Jitrino.cpp:261)
>         12: Jitrino::Jitrino::CompileMethod(Jitrino::CompilationContext*) (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/jitrino/src/main/Jitrino.cpp:286)
>         13: JIT_compile_method_with_params (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/jitrino/src/vm/drl/DrlJITInterface.cpp:278)
>         14: Dll_JIT::compile_method_with_params(void*, Method*, OpenMethodExecutionParams)
(/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/vmcore/include/dll_jit_intf.h:86)
>         15: compile_do_compilation_jit(Method*, JIT*) (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/vmcore/src/jit/compile.cpp:709)
>         16: vm_compile_method (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/vmcore/src/class_support/C_Interface.cpp:2454)
>         17: DrlEMImpl::compileMethod(Method*) (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/em/src/DrlEMImpl.cpp:545)
>         18: CompileMethod (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/em/src/em_intf.cpp:49)
>         19: compile_do_compilation (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/vmcore/src/jit/compile.cpp:789)
>         20: compile_jit_a_method(Method*) (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/vmcore/src/jit/compile.cpp:840)
>         21: IP is 0xB6974162 <native code>
>         22: vm_invoke_native_array_stub (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/vmcore/src/util/ia32/base/invoke_native_stub_ia32.asm:41)
>         23: JIT_execute_method_default(void*, _jmethodID*, jvalue*, jvalue*) (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/vmcore/src/util/ia32/base/ini_iA32.cpp:199)
>         24: DrlEMImpl::executeMethod(_jmethodID*, jvalue*, jvalue*) (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/em/src/DrlEMImpl.cpp:514)
>         25: ExecuteMethod (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/em/src/em_intf.cpp:43)
>         26: vm_execute_java_method_array(_jmethodID*, jvalue*, jvalue*) (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/vmcore/src/jit/ini.cpp:51)
>         27: vm_create_jthread (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/vmcore/src/init/vm_init.cpp:549)
>         28: vm_attach_internal(JNIEnv_External**, _jobject**, JavaVM_External*, _jobject*,
char*, unsigned char) (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/vmcore/src/init/vm_init.cpp:588)
>         29: JNI_CreateJavaVM (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_vm/vm/vmcore/src/jni/jni.cpp:499)
>         30: ?? (??:-1)
>         31: ?? (??:-1)
>         32: ?? (??:-1)
>         33: hysig_protect (/home/dcsfiles/neelakan/Sandbox/Harmony/trunk/working_classlib/modules/portlib/src/main/native/port/unix/hysignal.c:283)
>         34: ?? (??:-1)
>         35: ?? (??:-1)
>         36: ?? (??:-1)
> <end of stack trace>
> Segmentation fault

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