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  1. JDK
  2. JDK-8177095

Range check dependent CastII/ConvI2L is prematurely eliminated

    Details

    • Subcomponent:
    • Resolved In Build:
      b163
    • CPU:
      generic
    • OS:
      generic
    • Verification:
      Verified

      Backports

        Description

        This problem can manifest as one of the following (depending on the exact code shape and build type):

        # SIGSEGV (0xb) at pc=0x00007f7a7b737d6e, pid=44537, tid=44643

        Stack: [0x00007f78a99e2000,0x00007f78a9ae3000], sp=0x00007f78a9adde00, free space=1007k
        Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
        V [libjvm.so+0xa1bd6e] PhaseIdealLoop::build_loop_late_post(Node*)+0x13e
        V [libjvm.so+0xa1c133] PhaseIdealLoop::build_loop_late(VectorSet&, Node_List&, Node_Stack&)+0x133
        V [libjvm.so+0xa1e9b2] PhaseIdealLoop::build_and_optimize(bool, bool)+0x7c2
        V [libjvm.so+0x60546f] Compile::Optimize()+0x46f
        V [libjvm.so+0x607227] Compile::Compile(ciEnv*, C2Compiler*, ciMethod*, int, bool, bool, bool, DirectiveSet*)+0x1087
        V [libjvm.so+0x531fc2] C2Compiler::compile_method(ciEnv*, ciMethod*, int, DirectiveSet*)+0x1d2
        V [libjvm.so+0x60f2bc] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x41c
        V [libjvm.so+0x610143] CompileBroker::compiler_thread_loop()+0x273
        V [libjvm.so+0xce62e8] JavaThread::thread_main_inner()+0xd8
        V [libjvm.so+0xce6618] JavaThread::run()+0x2e8
        V [libjvm.so+0xb647c2] thread_native_entry(Thread*)+0xf2


        # SIGSEGV (0xb) at pc=0x00007f62e4ca0cd8, pid=10145, tid=0x00007f62cee51700

        Stack: [0x00007f62ced51000,0x00007f62cee52000], sp=0x00007f62cee4d460, free space=1009k
        Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
        V [libjvm.so+0x40bcd8] PhaseChaitin::gather_lrg_masks(bool)+0x208
        V [libjvm.so+0x40ef3a] PhaseChaitin::Register_Allocate()+0x71a
        V [libjvm.so+0x4a3810] Compile::Code_Gen()+0x260
        V [libjvm.so+0x4a6091] Compile::Compile(ciEnv*, C2Compiler*, ciMethod*, int, bool, bool, bool)+0x14b1
        V [libjvm.so+0x3f2a75] C2Compiler::compile_method(ciEnv*, ciMethod*, int)+0x1f5
        V [libjvm.so+0x4b05da] CompileBroker::invoke_compiler_on_method(CompileTask*)+0xc9a
        V [libjvm.so+0x4b1586] CompileBroker::compiler_thread_loop()+0x5d6
        V [libjvm.so+0xa761a3] JavaThread::thread_main_inner()+0x103
        V [libjvm.so+0xa762ec] JavaThread::run()+0x11c
        V [libjvm.so+0x926ed8] java_start(Thread*)+0x108
        C [libpthread.so.0+0x7e9a] start_thread+0xda


        # Internal Error (/scratch/HUDSON/workspace/9-2-build-linux-amd64-phase2/jdk9/6205/hotspot/src/share/vm/opto/loopnode.cpp:3565), pid=44718, tid=44826
        # assert(false) failed: Bad graph detected in build_loop_late

        Stack: [0x00007fac00a74000,0x00007fac00b75000], sp=0x00007fac00b6f310, free space=1004k
        Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
        V [libjvm.so+0x16c9aa2] VMError::report_and_die(int, char const*, char const*, __va_list_tag*, Thread*, unsigned char*, void*, void*, char const*, int, unsigned long)+0x162
        V [libjvm.so+0x16ca82f] VMError::report_and_die(Thread*, char const*, int, char const*, char const*, __va_list_tag*)+0x2f
        V [libjvm.so+0xaa1e4d] report_vm_error(char const*, int, char const*, char const*, ...)+0xdd
        V [libjvm.so+0x1178515] PhaseIdealLoop::build_loop_late_post(Node*)+0x285
        V [libjvm.so+0x1178a7b] PhaseIdealLoop::build_loop_late(VectorSet&, Node_List&, Node_Stack&)+0x10b
        V [libjvm.so+0x117d344] PhaseIdealLoop::build_and_optimize(bool, bool)+0x904
        V [libjvm.so+0xa10afd] Compile::Optimize()+0x50d
        V [libjvm.so+0xa12a1e] Compile::Compile(ciEnv*, C2Compiler*, ciMethod*, int, bool, bool, bool, DirectiveSet*)+0x124e
        V [libjvm.so+0x844162] C2Compiler::compile_method(ciEnv*, ciMethod*, int, DirectiveSet*)+0x2e2
        V [libjvm.so+0xa1dcb6] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x3d6
        V [libjvm.so+0xa1e951] CompileBroker::compiler_thread_loop()+0x2b1
        V [libjvm.so+0x162e31e] JavaThread::thread_main_inner()+0x22e
        V [libjvm.so+0x162e5ae] JavaThread::run()+0x1ce
        V [libjvm.so+0x137ee82] thread_native_entry(Thread*)+0x112


        # Internal Error (/scratch/HUDSON/workspace/9-2-build-linux-amd64-phase2/jdk9/6205/hotspot/src/share/vm/opto/chaitin.cpp:264), pid=44984, tid=45090
        # Error: assert(src) failed

        Stack: [0x00007f81182bc000,0x00007f81183bd000], sp=0x00007f81183b7d60, free space=1007k
        Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
        V [libjvm.so+0x16c9aa2] VMError::report_and_die(int, char const*, char const*, __va_list_tag*, Thread*, unsigned char*, void*, void*, char const*, int, unsigned long)+0x162
        V [libjvm.so+0x16ca82f] VMError::report_and_die(Thread*, char const*, int, char const*, char const*, __va_list_tag*)+0x2f
        V [libjvm.so+0xaa1e4d] report_vm_error(char const*, int, char const*, char const*, ...)+0xdd
        V [libjvm.so+0x8896de] PhaseChaitin::Union(Node const*, Node const*)+0x48e
        V [libjvm.so+0x9a21b2] PhaseCoalesce::combine_these_two(Node*, Node*)+0x4b2
        V [libjvm.so+0x9a266c] PhaseAggressiveCoalesce::coalesce(Block*)+0x1dc
        V [libjvm.so+0x9a29d2] PhaseCoalesce::coalesce_driver()+0x42
        V [libjvm.so+0x894ae4] PhaseChaitin::Register_Allocate()+0x2b4
        V [libjvm.so+0xa0dfe9] Compile::Code_Gen()+0x3a9
        V [libjvm.so+0xa12ada] Compile::Compile(ciEnv*, C2Compiler*, ciMethod*, int, bool, bool, bool, DirectiveSet*)+0x130a
        V [libjvm.so+0x844162] C2Compiler::compile_method(ciEnv*, ciMethod*, int, DirectiveSet*)+0x2e2
        V [libjvm.so+0xa1dcb6] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x3d6
        V [libjvm.so+0xa1e951] CompileBroker::compiler_thread_loop()+0x2b1
        V [libjvm.so+0x162e31e] JavaThread::thread_main_inner()+0x22e
        V [libjvm.so+0x162e5ae] JavaThread::run()+0x1ce
        V [libjvm.so+0x137ee82] thread_native_entry(Thread*)+0x112

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                • Assignee:
                  thartmann Tobias Hartmann
                  Reporter:
                  webbuggrp Webbug Group
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                  Dates

                  • Created:
                    Updated:
                    Resolved: