JDK-8250740 : [vector] Crash in Compile::inline_incrementally_virtual_one()
  • Type: Bug
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: repo-panama
  • Priority: P3
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2020-07-28
  • Updated: 2021-01-28
  • Resolved: 2020-08-06
The Version table provides details related to the release that this issue/RFE will be addressed.

Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
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Other
repo-panamaFixed
Related Reports
Relates :  
JDK-8260580 - Merge LateInlineVirtualCallGenerator codes from upstream
Relates :  
JDK-8260279 - JVM crashes in LateInlineVirtualCallGenerator::do_late_inline when using -XX:+PrintOptoInlining
Description
Following tests crash with
#
#  Error: assert(inlining_progress() || _virtual_late_inlines.length() == 0) failed
#
# JRE version: Java(TM) SE Runtime Environment (16.0) (fastdebug build 16-internal+0-2020-07-28-1829081.ekaterina.pavlova.jdk.panama-dev)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 16-internal+0-2020-07-28-1829081.ekaterina.pavlova.jdk.panama-dev, compiled mode, sharing, compressed oops, g1 gc, linux-amd64)
# Problematic frame:
# V  [libjvm.so+0x9cd8a6]  Compile::inline_incrementally_virtual_one()+0x1f6

---------------  T H R E A D  ---------------

Current thread (0x00007f91dc29f150):  JavaThread "C2 CompilerThread0" daemon [_thread_in_native, id=9234, stack(0x00007f91b8c42000,0x00007f91b8d43000)]


Current CompileTask:
C2:  44282 5783    b        LongMaxVectorTests::ADDLongMaxVectorTestsBroadcastLongSmokeTest (126 bytes)

Stack: [0x00007f91b8c42000,0x00007f91b8d43000],  sp=0x00007f91b8d3e640,  free space=1009k
Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
V  [libjvm.so+0x9cd8a6]  Compile::inline_incrementally_virtual_one()+0x1f6
V  [libjvm.so+0x9d74cf]  Compile::inline_incrementally_virtual(PhaseIterGVN&)+0xff
V  [libjvm.so+0x9d7896]  Compile::inline_incrementally(PhaseIterGVN&)+0x2d6
V  [libjvm.so+0x9df0d3]  Compile::Optimize()+0x463
V  [libjvm.so+0x9e15db]  Compile::Compile(ciEnv*, ciMethod*, int, bool, bool, bool, bool, DirectiveSet*)+0x15fb
V  [libjvm.so+0x82d90f]  C2Compiler::compile_method(ciEnv*, ciMethod*, int, bool, DirectiveSet*)+0x19f
V  [libjvm.so+0x9f11e0]  CompileBroker::invoke_compiler_on_method(CompileTask*)+0xde0
V  [libjvm.so+0x9f1fa8]  CompileBroker::compiler_thread_loop()+0x6b8
V  [libjvm.so+0x180fa5c]  JavaThread::thread_main_inner()+0x21c
V  [libjvm.so+0x18157e0]  Thread::call_run()+0x100
V  [libjvm.so+0x14d74c6]  thread_native_entry(Thread*)+0x116


when running in Xcomp mode.


jdk/incubator/vector/Byte128VectorTests.java
jdk/incubator/vector/Byte256VectorTests.java
jdk/incubator/vector/Byte64VectorTests.java
jdk/incubator/vector/ByteMaxVectorTests.java
jdk/incubator/vector/Double128VectorTests.java
jdk/incubator/vector/Double256VectorTests.java
jdk/incubator/vector/DoubleMaxVectorTests.java
jdk/incubator/vector/Float128VectorTests.java
jdk/incubator/vector/Float256VectorTests.java
jdk/incubator/vector/Float64VectorTests.java
jdk/incubator/vector/FloatMaxVectorTests.java
jdk/incubator/vector/Int128VectorTests.java
jdk/incubator/vector/Int256VectorTests.java
jdk/incubator/vector/Int64VectorTests.java
jdk/incubator/vector/IntMaxVectorTests.java
jdk/incubator/vector/Long128VectorTests.java
jdk/incubator/vector/Long256VectorTests.java
jdk/incubator/vector/LongMaxVectorTests.java


The crashes are observed at least in vectorIntrinsics branch.

To reproduce run for example:
> jtreg -jdk:fastdebugBuild -vmoptions:"-ea -esa -Xcomp -XX:-TieredCompilation -XX:CompileThreshold=100"
        -dir:open/test/jdk jdk/incubator/vector/Byte128VectorTests.java
Comments
https://hg.openjdk.java.net/panama/dev/rev/3b6c5f5782d3
06-08-2020