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From "Alexey Varlamov (JIRA)" <j...@apache.org>
Subject [jira] Created: (HARMONY-1912) [drlvm][opt] SIGSEGV during stack dump on Linux
Date Wed, 18 Oct 2006 11:49:19 GMT
[drlvm][opt] SIGSEGV during stack dump on Linux
-----------------------------------------------

                 Key: HARMONY-1912
                 URL: http://issues.apache.org/jira/browse/HARMONY-1912
             Project: Harmony
          Issue Type: Bug
          Components: DRLVM
         Environment: SUSE9
            Reporter: Alexey Varlamov
            Priority: Minor


There is some issue in StackInfo, manifesting itself as a segmentation fault during stack
dump.
For example, see HARMONY-1911, HARMONY-1908, HARMONY-1908, HARMONY-1905.
Typical backtrace is as follows:

SIGSEGV in VM code. 
Stack trace: 
41: Jitrino::Ia32::StackInfo::readByteSize(unsigned char const*) const (/export/users2/avarlamo/linux.ia32/svn-repo/drlvm/vm/jitrino/src/codegenerator/ia32/Ia32StackInfo.cpp:107)

42: Jitrino::Ia32::RuntimeInterface::getBcLocationForNative(Jitrino::MethodDesc*, unsigned
long long, unsigned short*) (/export/users2/avarlamo/linux.ia32/svn-repo/drlvm/vm/jitrino/src/codegenerator/ia32/Ia32RuntimeInterface.cpp:78)

43: Jitrino::Jitrino::GetBcLocationForNative(Jitrino::MethodDesc*, unsigned long long, unsigned
short*) (/export/users2/avarlamo/linux.ia32/svn-repo/drlvm/vm/jitrino/src/main/Jitrino.cpp:358)

44: get_bc_location_for_native (/export/users2/avarlamo/linux.ia32/svn-repo/drlvm/vm/jitrino/src/vm/drl/DrlJITInterface.cpp:590)

45: Dll_JIT::get_bc_location_for_native(Method*, void*, unsigned short*) (/export/users2/avarlamo/linux.ia32/svn-repo/drlvm/vm/vmcore/include/dll_jit_intf.h:240)

46: get_file_and_line (/export/users2/avarlamo/linux.ia32/svn-repo/drlvm/vm/vmcore/src/stack/stack_trace.cpp:60)

47: st_get_java_method_info (/export/users2/avarlamo/linux.ia32/svn-repo/drlvm/vm/vmcore/src/stack/stack_dump.cpp:196)

48: st_print_stack(Registers*) (/export/users2/avarlamo/linux.ia32/svn-repo/drlvm/vm/vmcore/src/stack/stack_dump.cpp:242)



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