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  1. JDK
  2. JDK-8233834

[ZGC] assert((i + 1) < total_args_passed && sig_bt[i + 1] == T_VOID) failed: expecting half

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      Failure in JDK 14 CI testing from jdk-14+23-990 build onwards

      test - gc/stress/gcold/TestGCOldWithZ.java

      # Internal Error (open/src/hotspot/cpu/x86/sharedRuntime_x86_64.cpp:1058), pid=2649, tid=2668
      # assert((i + 1) < total_args_passed && sig_bt[i + 1] == T_VOID) failed: expecting half
      #
      # JRE version: Java(TM) SE Runtime Environment (14.0+23) (fastdebug build 14-ea+23-990)
      # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 14-ea+23-990, compiled mode, z gc, linux-amd64)
      # Problematic frame:
      # V [libjvm.so+0x15c0b74] SharedRuntime::c_calling_convention(BasicType const*, VMRegPair*, VMRegPair*, int)+0xf4
      #
      ...............
      --------------- T H R E A D ---------------

      Current thread (0x00007fbc6429c310): JavaThread "C2 CompilerThread0" daemon [_thread_in_native, id=2668, stack(0x00007fba493fc000,0x00007fba494fd000)]


      Current CompileTask:
      C2: 44999 3467 !b java.text.DecimalFormatSymbols::clone (18 bytes)

      Stack: [0x00007fba493fc000,0x00007fba494fd000], sp=0x00007fba494f7c80, 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+0x15c0b74] SharedRuntime::c_calling_convention(BasicType const*, VMRegPair*, VMRegPair*, int)+0xf4
      V [libjvm.so+0x12dfddc] Matcher::match_sfpt(SafePointNode*)+0xa4c
      V [libjvm.so+0x12e11c8] Matcher::xform(Node*, int)+0xbc8
      V [libjvm.so+0x12e4c07] Matcher::match()+0xc07
      V [libjvm.so+0x9d4058] Compile::Code_Gen()+0x88
      V [libjvm.so+0x9d85ef] Compile::Compile(ciEnv*, C2Compiler*, ciMethod*, int, bool, bool, bool, DirectiveSet*)+0x117f
      V [libjvm.so+0x81ef20] C2Compiler::compile_method(ciEnv*, ciMethod*, int, DirectiveSet*)+0x110
      V [libjvm.so+0x9e4d8c] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x2cc
      V [libjvm.so+0x9e5d38] CompileBroker::compiler_thread_loop()+0x468
      V [libjvm.so+0x170ced6] JavaThread::thread_main_inner()+0x226
      V [libjvm.so+0x17127a6] Thread::call_run()+0xf6
      V [libjvm.so+0x14335de] thread_native_entry(Thread*)+0x10e

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              • Assignee:
                neliasso Nils Eliasson
                Reporter:
                rraghavan Rahul Raghavan
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                • Created:
                  Updated:
                  Resolved: