Crash happened when run the following test
#
# A fatal error has been detected by the Java Runtime Environment:
#
# Internal Error (/data/openjdk/jdk_dev/src/hotspot/share/opto/loopnode.cpp:780), pid=23848, tid=23868
# assert(stride_con != 0) failed: missed some peephole opt
#
# JRE version: OpenJDK Runtime Environment (18.0) (slowdebug build 18-internal+0-adhoc.root.jdkdev)
# Java VM: OpenJDK 64-Bit Server VM (slowdebug 18-internal+0-adhoc.root.jdkdev, mixed mode, tiered, compressed oops, compressed class ptrs, g1 gc, linux-amd64)
# Problematic frame:
# V [libjvm.so+0xe02fd7] PhaseIdealLoop::transform_long_counted_loop(IdealLoopTree*, Node_List&)+0x103
#
# No core dump will be written. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
#
# If you would like to submit a bug report, please visit:
# https://bugreport.java.com/bugreport/crash.jsp
#
--------------- S U M M A R Y ------------
Command Line: Test
Host: VM_235_31_centos, AMD EPYC 7K62 48-Core Processor, 16 cores, 31G, CentOS Linux release 7.2 (Final)
Time: Mon Oct 25 15:01:23 2021 CST elapsed time: 1.117192 seconds (0d 0h 0m 1s)
--------------- T H R E A D ---------------
Current thread (0x00007fce3c04f3c0): JavaThread "C2 CompilerThread1" daemon [_thread_in_native, id=23868, stack(0x00007fce7e5cb000,0x00007fce7e6cc000)]
Current CompileTask:
C2: 1117 373 % 4 Test::lMeth @ 168 (358 bytes)
Stack: [0x00007fce7e5cb000,0x00007fce7e6cc000], sp=0x00007fce7e6c5ef0, free space=1003k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0xe02fd7] PhaseIdealLoop::transform_long_counted_loop(IdealLoopTree*, Node_List&)+0x103
V [libjvm.so+0xe11e57] PhaseIdealLoop::build_and_optimize(LoopOptsMode)+0x152d
V [libjvm.so+0x7ce5da] PhaseIdealLoop::PhaseIdealLoop(PhaseIterGVN&, LoopOptsMode)+0xf4
V [libjvm.so+0x7ce7cc] PhaseIdealLoop::optimize(PhaseIterGVN&, LoopOptsMode)+0x46
V [libjvm.so+0x7c2595] Compile::Optimize()+0xb95
V [libjvm.so+0x7bb86a] Compile::Compile(ciEnv*, ciMethod*, int, bool, bool, bool, bool, bool, DirectiveSet*)+0x142c
V [libjvm.so+0x6afe8c] C2Compiler::compile_method(ciEnv*, ciMethod*, int, bool, DirectiveSet*)+0x138
V [libjvm.so+0x7d8d18] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x97e
V [libjvm.so+0x7d78ab] CompileBroker::compiler_thread_loop()+0x3df
V [libjvm.so+0x7f7e45] CompilerThread::thread_entry(JavaThread*, JavaThread*)+0x69
V [libjvm.so+0x1249f3f] JavaThread::thread_main_inner()+0x15f
V [libjvm.so+0x1249dd6] JavaThread::run()+0x1fc
V [libjvm.so+0x1247636] Thread::call_run()+0x180
V [libjvm.so+0xfadbd5] thread_native_entry(Thread*)+0x18f