# # A fatal error has been detected by the Java Runtime Environment: # # SIGSEGV (0xb) at pc=0x0000ffffa1e2e4f8, pid=1771560, tid=1771567 # # JRE version: (27.0+5) (fastdebug build ) # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 27-ea+5-400, mixed mode, sharing, tiered, compact obj headers, epsilon gc, linux-aarch64) # Problematic frame: # V [libjvm.so+0x142e4f8] MemoryPool::record_peak_memory_usage()+0x18 # # Core dump will be written. Default location: Determined by the following: "/opt/core.sh %p" (alternatively, falling back to /opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/scratch/3/core.1771560) # # --------------- S U M M A R Y ------------ Command Line: -Dtest.vm.opts=-XX:MaxRAMPercentage=6.25 -Dtest.boot.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk/25/37/bundles/linux-aarch64/jdk-25_linux-aarch64_bin.tar.gz/jdk-25 -Djava.io.tmpdir=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/tmp -Dtest.tool.vm.opts=-J-XX:MaxRAMPercentage=6.25 -J-Dtest.boot.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk/25/37/bundles/linux-aarch64/jdk-25_linux-aarch64_bin.tar.gz/jdk-25 -J-Djava.io.tmpdir=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/tmp -Dtest.compiler.opts= -Dtest.java.opts=-XX:+UseCompactObjectHeaders -Dtest.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug -Dcompile.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug -Dtest.timeout.factor=4.0 -Dtest.nativepath=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.test/hotspot/jtreg/native -Dtest.root=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg -Dtest.name=gc/epsilon/TestInitAllocs.java -Dtest.verbose=Verbose[p=BRIEF,f=FULL,e=FULL,t=true,m=false] -Dtest.file=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg/gc/epsilon/TestInitAllocs.java -Dtest.main.class=gc.epsilon.TestInitAllocs -Dtest.src=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg/gc/epsilon -Dtest.src.path=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg/gc/epsilon -Dtest.classes=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/classes/2/gc/epsilon/TestInitAllocs.d -Dtest.class.path=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/classes/2/gc/epsilon/TestInitAllocs.d -Dtest.class.path.prefix=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/classes/2/gc/epsilon/TestInitAllocs.d:/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg/gc/epsilon -XX:MaxRAMPercentage=6.25 -Dtest.boot.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk/25/37/bundles/linux-aarch64/jdk-25_linux-aarch64_bin.tar.gz/jdk-25 -Djava.io.tmpdir=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/tmp -XX:+UseCompactObjectHeaders -Djava.library.path=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.test/hotspot/jtreg/native -Xmx256m -XX:+UnlockExperimentalVMOptions -XX:+UseEpsilonGC -XX:-UseTLAB -XX:-UseCompressedOops -XX:EpsilonMinHeapExpand=1024 -XX:EpsilonUpdateCountersStep=1 -XX:EpsilonPrintHeapSteps=1000000 com.sun.javatest.regtest.agent.MainWrapper /opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/gc/epsilon/TestInitAllocs.d/main.4.jta Host: AArch64, 8 cores, 30G, Oracle Linux Server release 9.6 Time: Wed Jan 14 06:54:19 2026 UTC elapsed time: 0.060805 seconds (0d 0h 0m 0s) --------------- T H R E A D --------------- Current thread (0x0000ffff9c061900): JavaThread "Unknown thread" [_thread_in_vm, id=1771567, stack(0x0000ffffa021a000,0x0000ffffa0418000) (2040K)] Stack: [0x0000ffffa021a000,0x0000ffffa0418000], sp=0x0000ffffa0416230, free space=2032k Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code) V [libjvm.so+0x142e4f8] MemoryPool::record_peak_memory_usage()+0x18 (memoryPool.cpp:159) V [libjvm.so+0x1432290] MemoryService::track_memory_usage()+0x44 (memoryService.cpp:149) V [libjvm.so+0xbb3b18] EpsilonMonitoringSupport::update_counters()+0x28 (epsilonMonitoringSupport.cpp:103) V [libjvm.so+0xbb0bd4] EpsilonHeap::allocate_work(unsigned long) [clone .part.0]+0x3b4 (epsilonHeap.cpp:161) V [libjvm.so+0x13fc7f0] MemAllocator::mem_allocate(MemAllocator::Allocation&) const+0xe0 (memAllocator.cpp:236) V [libjvm.so+0x13fc8f8] MemAllocator::allocate() const+0x88 (memAllocator.cpp:353) V [libjvm.so+0x639be0] AOTStreamedHeapLoader::allocate_object(oopDesc*, markWord, unsigned long, JavaThread*)+0x160 (collectedHeap.inline.hpp:41) V [libjvm.so+0x63bad0] AOTStreamedHeapLoader::IterativeObjectLoader::materialize_range(int, int, JavaThread*)+0x870 (aotStreamedHeapLoader.cpp:616) V [libjvm.so+0x63c044] AOTStreamedHeapLoader::IterativeObjectLoader::materialize_next_batch(JavaThread*)+0x224 (aotStreamedHeapLoader.cpp:711) V [libjvm.so+0x63ca88] AOTStreamedHeapLoader::materialize_early(JavaThread*)+0xbc (aotStreamedHeapLoader.cpp:751) V [libjvm.so+0x63d2dc] AOTStreamedHeapLoader::materialize_objects()+0x78 (aotStreamedHeapLoader.cpp:858) V [libjvm.so+0x65a50c] AOTThread::aot_thread_entry(JavaThread*, JavaThread*)+0xc (aotThread.cpp:111) V [libjvm.so+0xf07568] JavaThread::thread_main_inner()+0x108 (javaThread.cpp:776) V [libjvm.so+0x1891f8c] Thread::call_run()+0xac (thread.cpp:242) V [libjvm.so+0x155ff3c] thread_native_entry(Thread*)+0x11c (os_linux.cpp:860) C [libc.so.6+0x80b50] start_thread+0x300 siginfo: si_signo: 11 (SIGSEGV), si_code: 1 (SEGV_MAPERR), si_addr: 0x0000000000000000 Registers: R0=0x0000000000000000 R1=0x0000000000000004 R2=0x0000000000000000 R3=0x0000000007538000 R4=0x0000000000270000 R5=0x0000ffff9c05e540 R6=0x0000ffff740d73b8 R7=0x0000000000000002 R8=0x0000ffffa0416250 R9=0x0000000000000000 R10=0x0000ffffa2c4cc70 R11=0x0000ffff9c05e550 R12=0x0000ffffa2be5d60 R13=0x0000000000000010 R14=0x0000000000000000 R15=0x0000000000000000 R16=0x0000ffffa2bcf6e8 R17=0x0000ffffa2f82dc0 R18=0x0000000000000000 R19=0x0000000000000000 R20=0x0000000000000000 R21=0x0000ffff9c0537d8 R22=0x0000000000000010 R23=0x0000ffffa15b2360 R24=0x0000ffffa2c4cc70 R25=0x0000000000000002 R26=0x001cc48f8efee001 R27=0x0000ffffa2bd57e0 R28=0x0000ffff9c053680 R29=0x0000ffffa0416230 R30=0x0000ffffa1e32290 Register to memory mapping: R0 =0x0 is null R1 =0x0000000000000004 is an unknown value R2 =0x0 is null R3 =0x0000000007538000 is an unknown value R4 =0x0000000000270000 is an unknown value R5 =0x0000ffff9c05e540 into live malloced block starting at 0x0000ffff9c05e540, size 24, tag mtGC R6 =0x0000ffff740d73b8 is an oop: java.lang.Class {0x0000ffff740d73b8} - klass: 'java/lang/Class' - flags: - ---- fields (total size 24 words): - injected 'klass' 'J' @8 266304749568 (0x0000003e01000000) - injected 'array_klass' 'J' @16 0 (0x0000000000000000) - private volatile transient 'classRedefinedCount' 'I' @24 0 (0x00000000) - injected 'oop_size' 'I' @28 24 (0x00000018) - injected 'static_oop_field_count' 'I' @32 0 (0x00000000) - private final transient 'modifiers' 'C' @36 1041 (0x0411) - private final transient 'classFileAccessFlags' 'C' @38 0 (0x0000) - private final transient 'primitive' 'Z' @40 false (0x00) - private volatile transient 'cachedConstructor' 'Ljava/lang/reflect/Constructor;' @48 null (0x0000000000000000) - private transient 'name' 'Ljava/lang/String;' @56 null (0x0000000000000000) - private transient 'module' 'Ljava/lang/Module;' @64 null (0x0000000000000000) - private final 'classLoader' 'Ljava/lang/ClassLoader;' @72 null (0x0000000000000000) - private transient 'classData' 'Ljava/lang/Object;' @80 null (0x0000000000000000) - private transient 'signers' '[Ljava/lang/Object;' @88 null (0x0000000000000000) - private transient 'packageName' 'Ljava/lang/String;' @96 null (0x0000000000000000) - private final transient 'componentType' 'Ljava/lang/Class;' @104 a 'java/lang/Class'{0x0000ffff7406fb08} = 'java/security/ProtectionDomain' (0x0000ffff7406fb08) - private final transient 'protectionDomain' 'Ljava/security/ProtectionDomain;' @112 null (0x0000000000000000) - private volatile transient 'reflectionData' 'Ljava/lang/ref/SoftReference;' @120 null (0x0000000000000000) - private volatile transient 'genericInfo' 'Lsun/reflect/generics/repository/ClassRepository;' @128 null (0x0000000000000000) - private volatile transient 'enumConstants' '[Ljava/lang/Object;' @136 null (0x0000000000000000) - private volatile transient 'enumConstantDirectory' 'Ljava/util/Map;' @144 null (0x0000000000000000) - private volatile transient 'annotationData' 'Ljava/lang/Class$AnnotationData;' @152 null (0x0000000000000000) - private volatile transient 'annotationType' 'Lsun/reflect/annotation/AnnotationType;' @160 null (0x0000000000000000) - transient 'classValueMap' 'Ljava/lang/ClassValue$ClassValueMap;' @168 null (0x0000000000000000) - injected 'source_file' 'Ljava/lang/Object;' @176 null (0x0000000000000000) - injected '' 'Ljava/lang/Object;' @184 null (0x0000000000000000) - signature: [Ljava/security/ProtectionDomain; R7 =0x0000000000000002 is an unknown value R8 =0x0000ffffa0416250 is pointing into the stack for thread: 0x0000ffff9c061900 R9 =0x0 is null R10=0x0000ffffa2c4cc70: in /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so at 0x0000ffffa0a00000 R11=0x0000ffff9c05e550 into live malloced block starting at 0x0000ffff9c05e540, size 24, tag mtGC R12=0x0000ffffa2be5d60: in /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so at 0x0000ffffa0a00000 R13=0x0000000000000010 is an unknown value R14=0x0 is null R15=0x0 is null R16=0x0000ffffa2bcf6e8: in /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so at 0x0000ffffa0a00000 R17=0x0000ffffa2f82dc0: in /lib64/libc.so.6 at 0x0000ffffa2ee6000 R18=0x0 is null R19=0x0 is null R20=0x0 is null R21=0x0000ffff9c0537d8 into live malloced block starting at 0x0000ffff9c053680, size 504, tag mtGC R22=0x0000000000000010 is an unknown value R23=0x0000ffffa15b2360: in /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so at 0x0000ffffa0a00000 R24=0x0000ffffa2c4cc70: in /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so at 0x0000ffffa0a00000 R25=0x0000000000000002 is an unknown value R26=0x001cc48f8efee001 is an unknown value R27=0x0000ffffa2bd57e0: in /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so at 0x0000ffffa0a00000 R28=0x0000ffff9c053680 into live malloced block starting at 0x0000ffff9c053680, size 504, tag mtGC R29=0x0000ffffa0416230 is pointing into the stack for thread: 0x0000ffff9c061900 R30=0x0000ffffa1e32290: in /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so at 0x0000ffffa0a00000 Top of Stack: (sp=0x0000ffffa0416230) 0x0000ffffa0416230: 0000ffffa0416270 0000ffffa1e32290 pbA......"...... 0x0000ffffa0416240: 0000000000000004 0000ffffa2ca9d90 ................ 0x0000ffffa0416250: 0000000000270000 0000000000000000 ..'............. 0x0000ffffa0416260: 0000000000270000 0000000007538000 ..'.......S..... 0x0000ffffa0416270: 0000ffffa0416290 0000ffffa15b3b18 .bA......;[..... 0x0000ffffa0416280: 0000ffff9c05e580 0000ffffa2c4cc70 ........p....... 0x0000ffffa0416290: 0000ffffa04162d0 0000ffffa15b0bd4 .bA.......[..... 0x0000ffffa04162a0: 0000ffff740d73a8 00000000000d73b8 .s.t.....s...... 0x0000ffffa04162b0: 0000ffff9c061aa0 0000ffffa2be5d60 ........`]...... 0x0000ffffa04162c0: 0000ffffa04162d0 0000ffffa15b08d0 .bA.......[..... 0x0000ffffa04162d0: 0000ffffa0416340 0000ffffa1dfc7f0 @cA............. 0x0000ffffa04162e0: 0000ffffa0416490 0000ffffa04163d0 .dA......cA..... 0x0000ffffa04162f0: 0000ffffa2bd5511 0000ffffa04163d0 .U.......cA..... 0x0000ffffa0416300: 0000ffffa2c4cc70 0000ffff9c061900 p............... 0x0000ffffa0416310: 0000ffffa0416488 001cc48f8efee001 .dA............. 0x0000ffffa0416320: 0000ffffa0416478 0000000000000000 xdA............. 0x0000ffffa0416330: 0000ffffa2cafe70 0000ffffa1dfc7f0 p............... 0x0000ffffa0416340: 0000ffffa0416370 0000ffffa1dfc8f8 pcA............. 0x0000ffffa0416350: 0000ffffa0416490 0000ffffa2c57145 .dA.....Eq...... 0x0000ffffa0416360: 0000ffffa0416488 0000ffffa04163d0 .dA......cA..... 0x0000ffffa0416370: 0000ffffa0416400 0000ffffa1039be0 .dA............. 0x0000ffffa0416380: 0000003e001cc400 0000ffffa04165a0 ....>....eA..... 0x0000ffffa0416390: 0000ffff9c061900 0000000000000004 ................ 0x0000ffffa04163a0: 0000000000000002 0000ffffa2c57145 ........Eq...... 0x0000ffffa04163b0: 0000ffffa04165a0 0000ffff9c061900 .eA............. 0x0000ffffa04163c0: 0000ffffa04163e0 0000ffffa10358a0 .cA......X...... 0x0000ffffa04163d0: 0000ffffa0416490 0000ffff9c061900 .dA............. 0x0000ffffa04163e0: 0000ffffa0416488 0000000000000001 .dA............. 0x0000ffffa04163f0: 0000000000000000 0000ffffa1039e18 ................ 0x0000ffffa0416400: 0000ffffa04164c0 0000ffffa103bad0 .dA............. 0x0000ffffa0416410: 0000000000000003 0000ffffa2cb1000 ................ 0x0000ffffa0416420: 0000000000000233 0000ffff9c061900 3............... Instructions: (pc=0x0000ffffa1e2e4f8) 0x0000ffffa1e2e3f8: e0 23 40 f9 40 00 00 b4 20 00 3f d6 e4 23 40 f9 0x0000ffffa1e2e408: 23 36 00 f0 22 36 00 f0 20 36 00 f0 63 40 12 91 0x0000ffffa1e2e418: 42 a0 12 91 00 60 13 91 c1 04 80 52 1f 13 da 97 0x0000ffffa1e2e428: 41 f2 07 36 e0 03 13 aa f4 6e 04 94 8f ff ff 17 0x0000ffffa1e2e438: 20 00 3f d6 e0 ff ff 17 e0 03 13 aa bf 6e 04 94 0x0000ffffa1e2e448: e0 ff ff 17 e0 03 13 aa ec 6e 04 94 e2 ff ff 17 0x0000ffffa1e2e458: 1f 20 03 d5 1f 20 03 d5 a2 6c 00 d0 42 78 45 f9 0x0000ffffa1e2e468: 43 00 40 b9 02 58 40 b9 7f 00 00 71 8d 00 00 54 0x0000ffffa1e2e478: 5f 10 00 71 8d 00 00 54 c0 03 5f d6 5f 10 00 71 0x0000ffffa1e2e488: cc 00 00 54 03 cc 22 8b 42 04 00 11 61 18 00 f9 0x0000ffffa1e2e498: 02 58 00 b9 c0 03 5f d6 a0 6c 00 d0 00 7c 45 f9 0x0000ffffa1e2e4a8: fd 7b bf a9 05 0b 80 52 fd 03 00 91 23 43 00 b0 0x0000ffffa1e2e4b8: 04 00 40 f9 22 43 00 b0 20 43 00 b0 63 40 3f 91 0x0000ffffa1e2e4c8: 42 c0 3f 91 00 c0 38 91 85 00 00 39 c1 09 80 52 0x0000ffffa1e2e4d8: f2 12 da 97 1f 20 03 d5 fd 7b bc a9 fd 03 00 91 0x0000ffffa1e2e4e8: e8 83 00 91 f3 53 01 a9 f4 03 00 aa f3 03 00 aa =>0x0000ffffa1e2e4f8: 81 06 46 f8 21 10 40 f9 20 00 3f d6 82 92 40 a9 0x0000ffffa1e2e508: e1 83 42 a9 83 0e 40 f9 3f 00 02 eb 22 20 82 9a 0x0000ffffa1e2e518: 1f 00 04 eb e1 1f 40 f9 00 20 84 9a 64 0e 40 f9 0x0000ffffa1e2e528: 3f 00 03 eb 21 20 83 9a 64 0a 06 a9 60 06 07 a9 0x0000ffffa1e2e538: f3 53 41 a9 fd 7b c4 a8 c0 03 5f d6 fd 7b bc a9 0x0000ffffa1e2e548: a2 6c 00 d0 42 78 45 f9 fd 03 00 91 f3 53 01 a9 0x0000ffffa1e2e558: f4 03 01 aa f5 5b 02 a9 f5 03 00 aa 40 00 40 b9 0x0000ffffa1e2e568: 1f 00 00 71 6c 00 00 54 a0 5a 40 f9 60 0a 00 b5 0x0000ffffa1e2e578: 02 00 80 52 21 01 80 52 00 08 80 d2 bf 67 c6 97 0x0000ffffa1e2e588: f3 03 00 aa a5 fc fc 97 94 08 00 b4 b6 6c 00 d0 0x0000ffffa1e2e598: d6 c2 45 f9 80 02 40 f9 e0 1f 00 f9 c1 02 40 f9 0x0000ffffa1e2e5a8: 1f 00 00 f1 24 18 40 fa 21 03 00 54 b4 6c 00 d0 0x0000ffffa1e2e5b8: 94 be 45 f9 80 02 40 39 e0 05 00 37 c1 02 40 f9 0x0000ffffa1e2e5c8: e0 1f 40 f9 e0 1b 00 f9 3f 00 00 f1 04 18 40 fa 0x0000ffffa1e2e5d8: 40 00 00 54 20 00 3f d6 80 02 40 39 f6 c3 00 91 0x0000ffffa1e2e5e8: 20 02 00 37 e0 03 13 aa e1 03 16 aa 93 fc fc 97 Stack slot to memory mapping: stack at sp + 0 slots: 0x0000ffffa0416270 is pointing into the stack for thread: 0x0000ffff9c061900 stack at sp + 1 slots: 0x0000ffffa1e32290: in /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so at 0x0000ffffa0a00000 stack at sp + 2 slots: 0x0000000000000004 is an unknown value stack at sp + 3 slots: 0x0000ffffa2ca9d90: in /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so at 0x0000ffffa0a00000 stack at sp + 4 slots: 0x0000000000270000 is an unknown value stack at sp + 5 slots: 0x0 is null stack at sp + 6 slots: 0x0000000000270000 is an unknown value stack at sp + 7 slots: 0x0000000007538000 is an unknown value Lock stack of current Java thread (top to bottom): --------------- P R O C E S S --------------- uid : 10670 euid : 10670 gid : 10670 egid : 10670 umask: 0022 (----w--w-) Threads class SMR info: _java_thread_list=0x0000ffff9c0629b0, length=4, elements={ 0x0000ffff9c02f200, 0x0000ffff9c061900, 0x0000ffff9c1419c0, 0x0000ffff9c1434a0 } _java_thread_list_alloc_cnt=5, _java_thread_list_free_cnt=3, _java_thread_list_max=4, _nested_thread_list_max=0 _tlh_cnt=33, _tlh_times=0, avg_tlh_time=0.00, _tlh_time_max=0 _delete_lock_wait_cnt=0, _delete_lock_wait_max=0 _to_delete_list_cnt=0, _to_delete_list_max=1 Java Threads: ( => current thread ) 0x0000ffff9c02f200 JavaThread "main" [_thread_blocked, id=1771563, stack(0x0000ffffa0802000,0x0000ffffa0a00000) (2040K)] =>0x0000ffff9c061900 JavaThread "AOTThread" [_thread_in_vm, id=1771567, stack(0x0000ffffa021a000,0x0000ffffa0418000) (2040K)] 0x0000ffff9c1419c0 JavaThread "Reference Handler" daemon [_thread_blocked, id=1771698, stack(0x0000ffff7341e000,0x0000ffff7361c000) (2040K)] 0x0000ffff9c1434a0 JavaThread "Finalizer" daemon [_thread_blocked, id=1771699, stack(0x0000ffff73210000,0x0000ffff7340e000) (2040K)] Total: 4 Other Threads: 0x0000ffff9c110fb0 VMThread "VM Thread" [id=1771642, stack(0x0000ffff73e02000,0x0000ffff74000000) (2040K)] 0x0000ffff9c08df60 WatcherThread "VM Periodic Task Thread" [id=1771568, stack(0x0000ffff73bf4000,0x0000ffff73df2000) (2040K)] Total: 2 Threads with active compile tasks: Total: 0 VM state: not at safepoint (normal execution) VM Mutex/Monitor currently owned by a thread: None CDS archive(s) mapped at: [0x0000003e00000000-0x0000003e00f50000-0x0000003e00f50000), size 16056320, SharedBaseAddress: 0x0000003e00000000, ArchiveRelocationMode: 1. Compressed class space mapped at: 0x0000003e01000000-0x0000003e41000000, reserved size: 1073741824 UseCompressedClassPointers 1, UseCompactObjectHeaders 1 Narrow klass pointer bits 22, Max shift 10 Narrow klass base: 0x0000003e00000000, Narrow klass shift: 10 Encoding Range: [0x0000003e00000000 - 0x0000003f00000000), (4294967296 bytes) Klass Range: [0x0000003e00000000 - 0x0000003e41000000), (1090519040 bytes) Klass ID Range: [1 - 1064960) (1064959) Protection zone: [0x0000003e00000000 - 0x0000003e00010000), (65536 bytes) GC Precious Log: CPUs: 8 total, 8 available Memory: 30994M Large Page Support: Disabled NUMA Support: Disabled Compressed Oops: Disabled Heap Min Capacity: 6656K Heap Initial Capacity: 6656K Heap Max Capacity: 256M Pre-touch: Disabled Heap: Epsilon Heap Virtual space: - committed: 6815744 - reserved: 268435456 - [low, high]: [0x0000ffff74000000, 0x0000ffff74680000] - [low_b, high_b]: [0x0000ffff74000000, 0x0000ffff84000000] Allocation space: space 6656K, 14% used [0x0000ffff74000000, 0x0000ffff740f7128, 0x0000ffff74680000) Polling page: 0x0000ffffa30ea000 Metaspace: Metaspace used 62K, committed 128K, reserved 1114112K class space used 6K, committed 64K, reserved 1048576K Usage: Non-class: 56.16 KB used. Class: 6.51 KB used. Both: 62.66 KB used. Virtual space: Non-class space: 64.00 MB reserved, 64.00 KB ( <1%) committed, 1 nodes. Class space: 1.00 GB reserved, 64.00 KB ( <1%) committed, 1 nodes. Both: 1.06 GB reserved, 128.00 KB ( <1%) committed. Chunk freelists: Non-Class: 12.00 MB Class: 15.75 MB Both: 27.75 MB MaxMetaspaceSize: unlimited CompressedClassSpaceSize: 1.00 GB Initial GC threshold: 21.00 MB Current GC threshold: 17179869184.00 GB CDS: on - commit_granule_bytes: 65536. - commit_granule_words: 8192. - virtual_space_node_default_size: 8388608. - enlarge_chunks_in_place: 1. UseCompressedClassPointers 1, UseCompactObjectHeaders 1 Narrow klass pointer bits 22, Max shift 10 Narrow klass base: 0x0000003e00000000, Narrow klass shift: 10 Encoding Range: [0x0000003e00000000 - 0x0000003f00000000), (4294967296 bytes) Klass Range: [0x0000003e00000000 - 0x0000003e41000000), (1090519040 bytes) Klass ID Range: [1 - 1064960) (1064959) Protection zone: [0x0000003e00000000 - 0x0000003e00010000), (65536 bytes) Internal statistics: num_allocs: 547. num_deallocs: 0. num_allocs_from_deallocated_blocks: 7. num_chunks_retired: 0. num_allocs_failed_limit: 0. num_arena_births: 2. num_arena_deaths: 0. num_vsnodes_births: 2. num_vsnodes_deaths: 0. num_space_committed: 2. num_space_uncommitted: 0. num_chunks_returned_to_freelist: 0. num_chunks_taken_from_freelist: 2. num_chunk_merges: 0. num_chunk_splits: 2. num_chunks_enlarged: 0. num_inconsistent_stats: 0. CodeHeap 'non-profiled nmethods': size=120032Kb used=0Kb max_used=0Kb free=120032Kb bounds [0x0000ffff8bcc8000, 0x0000ffff8bf38000, 0x0000ffff93200000] CodeHeap 'profiled nmethods': size=120032Kb used=0Kb max_used=0Kb free=120032Kb bounds [0x0000ffff841fe000, 0x0000ffff8446e000, 0x0000ffff8b736000] CodeHeap 'non-nmethods': size=5704Kb used=547Kb max_used=862Kb free=5156Kb bounds [0x0000ffff8b736000, 0x0000ffff8b9a6000, 0x0000ffff8bcc8000] CodeCache: size=245768Kb, used=547Kb, max_used=862Kb, free=245220Kb total_blobs=201, nmethods=0, adapters=176, full_count=0 Compilation: enabled, stopped_count=0, restarted_count=0 Compilation events (0 events): No events GC Heap Usage History (0 events): No events Metaspace Usage History (0 events): No events Dll operation events (2 events): Event: 0.002 Attempting to load shared library /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjava.so Event: 0.002 Loaded shared library /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjava.so Deoptimization events (0 events): No events Classes loaded (0 events): No events Classes unloaded (0 events): No events Classes redefined (0 events): No events Internal exceptions (0 events): No events VM Operations (0 events): No events Memory protections (3 events): Event: 0.002 Protecting memory [0x0000ffffa0802000,0x0000ffffa0806000] with protection modes 0 Event: 0.036 Protecting memory [0x0000003e00000000,0x0000003e00010000] with protection modes 0 Event: 0.037 Protecting memory [0x0000ffffa021a000,0x0000ffffa021e000] with protection modes 0 Nmethod flushes (0 events): No events Events (2 events): Event: 0.036 Thread 0x0000ffff9c02f200 Thread added: 0x0000ffff9c02f200 Event: 0.037 Thread 0x0000ffff9c02f200 Thread added: 0x0000ffff9c061900 Dynamic libraries: 3e00000000-3e00010000 ---p 00000000 00:00 0 3e00010000-3e00f50000 rw-p 00010000 fc:00 236059557 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/classes_nocoops_coh.jsa 3e00f50000-3e01000000 ---p 00000000 00:00 0 3e01000000-3e01010000 rw-p 00000000 00:00 0 3e01010000-3e41000000 ---p 00000000 00:00 0 aaaabf240000-aaaabf241000 r-xp 00000000 fc:00 134832060 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/bin/java aaaabf25f000-aaaabf260000 r--p 0000f000 fc:00 134832060 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/bin/java aaaabf260000-aaaabf261000 rw-p 00010000 fc:00 134832060 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/bin/java aaaadf3f8000-aaaadf42c000 rw-p 00000000 00:00 0 [heap] ffff54000000-ffff54021000 rw-p 00000000 00:00 0 ffff54021000-ffff58000000 ---p 00000000 00:00 0 ffff5c000000-ffff5c010000 rw-p 00000000 00:00 0 ffff5c010000-ffff60000000 ---p 00000000 00:00 0 ffff60000000-ffff60021000 rw-p 00000000 00:00 0 ffff60021000-ffff64000000 ---p 00000000 00:00 0 ffff64000000-ffff64021000 rw-p 00000000 00:00 0 ffff64021000-ffff68000000 ---p 00000000 00:00 0 ffff68000000-ffff68021000 rw-p 00000000 00:00 0 ffff68021000-ffff6c000000 ---p 00000000 00:00 0 ffff6c000000-ffff6c099000 rw-p 00000000 00:00 0 ffff6c099000-ffff70000000 ---p 00000000 00:00 0 ffff72af3000-ffff73200000 rw-p 00000000 00:00 0 ffff73200000-ffff73210000 ---p 00000000 00:00 0 ffff73210000-ffff73214000 ---p 00000000 00:00 0 ffff73214000-ffff7340e000 rw-p 00000000 00:00 0 ffff7340e000-ffff7341e000 ---p 00000000 00:00 0 ffff7341e000-ffff73422000 ---p 00000000 00:00 0 ffff73422000-ffff7361c000 rw-p 00000000 00:00 0 ffff7361c000-ffff73be4000 rw-p 00000000 00:00 0 ffff73be4000-ffff73bf4000 ---p 00000000 00:00 0 ffff73bf4000-ffff73df2000 rw-p 00000000 00:00 0 ffff73df2000-ffff73e02000 ---p 00000000 00:00 0 ffff73e02000-ffff74000000 rw-p 00000000 00:00 0 ffff74000000-ffff74680000 rw-p 00000000 00:00 0 ffff74680000-ffff84000000 ---p 00000000 00:00 0 ffff8406e000-ffff841fe000 r--p 00f90000 fc:00 236059557 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/classes_nocoops_coh.jsa ffff841fe000-ffff8446e000 rwxp 00000000 00:00 0 ffff8446e000-ffff8b736000 ---p 00000000 00:00 0 ffff8b736000-ffff8b9a6000 rwxp 00000000 00:00 0 ffff8b9a6000-ffff8bcc8000 ---p 00000000 00:00 0 ffff8bcc8000-ffff8bf38000 rwxp 00000000 00:00 0 ffff8bf38000-ffff93200000 ---p 00000000 00:00 0 ffff93200000-ffff9bf16000 r--s 00000000 fc:00 187499775 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/modules ffff9c000000-ffff9c147000 rw-p 00000000 00:00 0 ffff9c147000-ffffa0000000 ---p 00000000 00:00 0 ffffa0071000-ffffa020a000 rw-p 00000000 00:00 0 ffffa020a000-ffffa021a000 ---p 00000000 00:00 0 ffffa021a000-ffffa021e000 ---p 00000000 00:00 0 ffffa021e000-ffffa0418000 rw-p 00000000 00:00 0 ffffa0418000-ffffa0458000 rw-p 00f50000 fc:00 236059557 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/classes_nocoops_coh.jsa ffffa0458000-ffffa0462000 rw-p 00000000 00:00 0 ffffa0462000-ffffa062d000 ---p 00000000 00:00 0 ffffa062d000-ffffa0637000 rw-p 00000000 00:00 0 ffffa0637000-ffffa0802000 ---p 00000000 00:00 0 ffffa0802000-ffffa0806000 ---p 00000000 00:00 0 ffffa0806000-ffffa0a00000 rw-p 00000000 00:00 0 ffffa0a00000-ffffa2ab4000 r-xp 00000000 fc:00 236059559 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so ffffa2ab4000-ffffa2ad1000 ---p 020b4000 fc:00 236059559 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so ffffa2ad1000-ffffa2bd0000 r--p 020c1000 fc:00 236059559 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so ffffa2bd0000-ffffa2bfc000 rw-p 021c0000 fc:00 236059559 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/server/libjvm.so ffffa2bfc000-ffffa2ce1000 rw-p 00000000 00:00 0 ffffa2d0f000-ffffa2d19000 rw-p 00000000 00:00 0 ffffa2d19000-ffffa2d26000 ---p 00000000 00:00 0 ffffa2d26000-ffffa2d48000 r-xp 00000000 fc:00 187445595 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjava.so ffffa2d48000-ffffa2d65000 ---p 00022000 fc:00 187445595 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjava.so ffffa2d65000-ffffa2d66000 r--p 0002f000 fc:00 187445595 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjava.so ffffa2d66000-ffffa2d67000 rw-p 00030000 fc:00 187445595 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjava.so ffffa2d67000-ffffa2d68000 rw-p 00000000 00:00 0 ffffa2d68000-ffffa2d70000 rw-s 00000000 fc:00 287030698 /tmp/hsperfdata_mach5-run/1771560 ffffa2d70000-ffffa2d90000 r-xp 00000000 fc:00 187445605 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjimage.so ffffa2d90000-ffffa2dae000 ---p 00020000 fc:00 187445605 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjimage.so ffffa2dae000-ffffa2db0000 r--p 0002e000 fc:00 187445605 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjimage.so ffffa2db0000-ffffa2db1000 rw-p 00030000 fc:00 187445605 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjimage.so ffffa2db1000-ffffa2e33000 r-xp 00000000 fc:00 233600 /usr/lib64/libm.so.6 ffffa2e33000-ffffa2e50000 ---p 00082000 fc:00 233600 /usr/lib64/libm.so.6 ffffa2e50000-ffffa2e51000 r--p 0008f000 fc:00 233600 /usr/lib64/libm.so.6 ffffa2e51000-ffffa2e52000 rw-p 00090000 fc:00 233600 /usr/lib64/libm.so.6 ffffa2e52000-ffffa2e53000 r-xp 00000000 fc:00 233608 /usr/lib64/librt.so.1 ffffa2e53000-ffffa2e71000 ---p 00001000 fc:00 233608 /usr/lib64/librt.so.1 ffffa2e71000-ffffa2e72000 r--p 0000f000 fc:00 233608 /usr/lib64/librt.so.1 ffffa2e72000-ffffa2e73000 rw-p 00010000 fc:00 233608 /usr/lib64/librt.so.1 ffffa2e73000-ffffa2e74000 r-xp 00000000 fc:00 233606 /usr/lib64/libpthread.so.0 ffffa2e74000-ffffa2e92000 ---p 00001000 fc:00 233606 /usr/lib64/libpthread.so.0 ffffa2e92000-ffffa2e93000 r--p 0000f000 fc:00 233606 /usr/lib64/libpthread.so.0 ffffa2e93000-ffffa2e94000 rw-p 00010000 fc:00 233606 /usr/lib64/libpthread.so.0 ffffa2e94000-ffffa2e95000 r-xp 00000000 fc:00 233535 /usr/lib64/libdl.so.2 ffffa2e95000-ffffa2eb3000 ---p 00001000 fc:00 233535 /usr/lib64/libdl.so.2 ffffa2eb3000-ffffa2eb4000 r--p 0000f000 fc:00 233535 /usr/lib64/libdl.so.2 ffffa2eb4000-ffffa2eb5000 rw-p 00010000 fc:00 233535 /usr/lib64/libdl.so.2 ffffa2eb5000-ffffa2eca000 r-xp 00000000 fc:00 1579 /usr/lib64/libz.so.1.2.11 ffffa2eca000-ffffa2ee4000 ---p 00015000 fc:00 1579 /usr/lib64/libz.so.1.2.11 ffffa2ee4000-ffffa2ee5000 r--p 0001f000 fc:00 1579 /usr/lib64/libz.so.1.2.11 ffffa2ee5000-ffffa2ee6000 rw-p 00000000 00:00 0 ffffa2ee6000-ffffa3073000 r-xp 00000000 fc:00 233533 /usr/lib64/libc.so.6 ffffa3073000-ffffa3082000 ---p 0018d000 fc:00 233533 /usr/lib64/libc.so.6 ffffa3082000-ffffa3086000 r--p 0018c000 fc:00 233533 /usr/lib64/libc.so.6 ffffa3086000-ffffa3088000 rw-p 00190000 fc:00 233533 /usr/lib64/libc.so.6 ffffa3088000-ffffa3094000 rw-p 00000000 00:00 0 ffffa3094000-ffffa30a3000 r-xp 00000000 fc:00 187445617 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjli.so ffffa30a3000-ffffa30b3000 ---p 0000f000 fc:00 187445617 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjli.so ffffa30b3000-ffffa30b4000 r--p 0000f000 fc:00 187445617 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjli.so ffffa30b4000-ffffa30b5000 rw-p 00010000 fc:00 187445617 /opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug/lib/libjli.so ffffa30b5000-ffffa30de000 r-xp 00000000 fc:00 17076216 /usr/lib/ld-linux-aarch64.so.1 ffffa30e2000-ffffa30e4000 rw-p 00000000 00:00 0 ffffa30ea000-ffffa30eb000 ---p 00000000 00:00 0 ffffa30eb000-ffffa30ec000 r--p 00000000 00:00 0 ffffa30ec000-ffffa30ed000 ---p 00000000 00:00 0 ffffa30ed000-ffffa30ef000 rw-p 00000000 00:00 0 ffffa30ef000-ffffa30f1000 r--p 00000000 00:00 0 [vvar] ffffa30f1000-ffffa30f3000 r-xp 00000000 00:00 0 [vdso] ffffa30f3000-ffffa30f5000 r--p 0002e000 fc:00 17076216 /usr/lib/ld-linux-aarch64.so.1 ffffa30f5000-ffffa30f7000 rw-p 00030000 fc:00 17076216 /usr/lib/ld-linux-aarch64.so.1 fffffad9d000-fffffadbf000 rw-p 00000000 00:00 0 [stack] Total number of mappings: 113 JVMTI agents: none VM Arguments: jvm_args: -Dtest.vm.opts=-XX:MaxRAMPercentage=6.25 -Dtest.boot.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk/25/37/bundles/linux-aarch64/jdk-25_linux-aarch64_bin.tar.gz/jdk-25 -Djava.io.tmpdir=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/tmp -Dtest.tool.vm.opts=-J-XX:MaxRAMPercentage=6.25 -J-Dtest.boot.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk/25/37/bundles/linux-aarch64/jdk-25_linux-aarch64_bin.tar.gz/jdk-25 -J-Djava.io.tmpdir=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/tmp -Dtest.compiler.opts= -Dtest.java.opts=-XX:+UseCompactObjectHeaders -Dtest.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug -Dcompile.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.jdk/jdk-27/fastdebug -Dtest.timeout.factor=4.0 -Dtest.nativepath=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.test/hotspot/jtreg/native -Dtest.root=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg -Dtest.name=gc/epsilon/TestInitAllocs.java -Dtest.verbose=Verbose[p=BRIEF,f=FULL,e=FULL,t=true,m=false] -Dtest.file=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg/gc/epsilon/TestInitAllocs.java -Dtest.main.class=gc.epsilon.TestInitAllocs -Dtest.src=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg/gc/epsilon -Dtest.src.path=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg/gc/epsilon -Dtest.classes=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/classes/2/gc/epsilon/TestInitAllocs.d -Dtest.class.path=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/classes/2/gc/epsilon/TestInitAllocs.d -Dtest.class.path.prefix=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/classes/2/gc/epsilon/TestInitAllocs.d:/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg/gc/epsilon -XX:MaxRAMPercentage=6.25 -Dtest.boot.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk/25/37/bundles/linux-aarch64/jdk-25_linux-aarch64_bin.tar.gz/jdk-25 -Djava.io.tmpdir=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/tmp -XX:+UseCompactObjectHeaders -Djava.library.path=/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/linux-aarch64-debug.test/hotspot/jtreg/native -Xmx256m -XX:+UnlockExperimentalVMOptions -XX:+UseEpsilonGC -XX:-UseTLAB -XX:-UseCompressedOops -XX:EpsilonMinHeapExpand=1024 -XX:EpsilonUpdateCountersStep=1 -XX:EpsilonPrintHeapSteps=1000000 java_command: com.sun.javatest.regtest.agent.MainWrapper /opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/gc/epsilon/TestInitAllocs.d/main.4.jta java_class_path (initial): /opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/classes/2/gc/epsilon/TestInitAllocs.d:/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg/gc/epsilon:/opt/mach5/mesos/work_dir/jib-master/install/jtreg/8.1/1/bundles/jtreg-8.1+1.zip/jtreg/lib/jtreg.jar Launcher Type: SUN_STANDARD [Global flags] bool AOTAdapterCaching = false {diagnostic} {ergonomic} Enable saving and restoring i2c2i adapters in AOT cache bool AOTEagerlyLoadObjects = false {diagnostic} {ergonomic} Load streamable objects synchronously without concurrency bool AOTInvokeDynamicLinking = false {diagnostic} {ergonomic} AOT-link JVM_CONSTANT_InvokeDynamic entries in cached ConstantPools bool AOTRecordTraining = false {diagnostic} {ergonomic} Request output of training data for improved deployment. bool AOTReplayTraining = false {diagnostic} {ergonomic} Read training data, if available, for use in this execution bool AOTStubCaching = false {diagnostic} {ergonomic} Enable saving and restoring stubs and code blobs in AOT cache intx CICompilerCount = 4 {product} {ergonomic} Number of compiler threads to run size_t EpsilonMinHeapExpand = 1024 {experimental} {command line} Min expansion step for heap. Larger value improves performance at the potential expense of memory waste. size_t EpsilonPrintHeapSteps = 1000000 {experimental} {command line} Print heap occupancy stats with this number of steps. 0 turns the printing off. size_t EpsilonUpdateCountersStep = 1 {experimental} {command line} Update heap occupancy counters after allocating this much memory. Higher values would make allocations faster at the expense of lower resolution in heap counters. size_t InitialHeapSize = 6815744 {product} {ergonomic} Initial heap size (in bytes); zero means use ergonomics size_t MaxHeapSize = 268435456 {product} {command line} Maximum heap size (in bytes) uint64_t MaxRAM = 32500011008 {product} {ergonomic} (Deprecated) Real memory size (in bytes) used to set maximum heap size double MaxRAMPercentage = 6.250000 {product} {command line} Maximum percentage of real memory used for maximum heap size size_t MinHeapDeltaBytes = 172032 {product} {ergonomic} The minimum change in heap space due to GC (in bytes) size_t MinHeapSize = 6815744 {product} {ergonomic} Minimum heap size (in bytes); zero means use ergonomics size_t NonNMethodCodeHeapSize = 5840896 {pd product} {ergonomic} Size of code heap with non-nmethods (in bytes) size_t NonProfiledCodeHeapSize = 122912768 {pd product} {ergonomic} Size of code heap with non-profiled methods (in bytes) size_t ProfiledCodeHeapSize = 122912768 {pd product} {ergonomic} Size of code heap with profiled methods (in bytes) size_t ReservedCodeCacheSize = 251666432 {pd product} {ergonomic} Reserved code cache size (in bytes) - maximum code cache size bool SegmentedCodeCache = true {product} {ergonomic} Use a segmented code cache size_t SoftMaxHeapSize = 268435456 {manageable} {ergonomic} Soft limit for maximum heap size (in bytes) bool UnlockExperimentalVMOptions = true {experimental} {command line} Enable normal processing of flags relating to experimental features bool UseCompactObjectHeaders = true {product lp64_product} {command line} Use compact 64-bit object headers in 64-bit VM bool UseCompressedOops = false {product lp64_product} {command line} Use 32-bit object references in 64-bit VM. lp64_product means flag is always constant in 32 bit VM bool UseEpsilonGC = true {experimental} {command line} Use the Epsilon (no-op) garbage collector bool UseTLAB = false {product} {command line} Use thread-local object allocation Logging: Log output configuration: #0: stdout all=warning uptime,level,tags foldmultilines=false #1: stderr all=off uptime,level,tags foldmultilines=false Release file: Environment Variables: CLASSPATH=/opt/mach5/mesos/work_dir/slaves/da1065b5-7b94-4f0d-85e9-a3a252b9a32e-S35310/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/8d8921f0-665d-4ef8-a795-f8ee44886995/runs/9919dde9-bad0-41d0-ba63-dbad943e850d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_gc/classes/2/gc/epsilon/TestInitAllocs.d:/opt/mach5/mesos/work_dir/jib-master/install/jdk-27+5-400/src.full/open/test/hotspot/jtreg/gc/epsilon:/opt/mach5/mesos/work_dir/jib-master/install/jtreg/8.1/1/bundles/jtreg-8.1+1.zip/jtreg/lib/jtreg.jar PATH=/bin:/usr/bin:/usr/sbin LC_ALL=C Active Locale: LC_ALL=C LC_COLLATE=C LC_CTYPE=C LC_MESSAGES=C LC_MONETARY=C LC_NUMERIC=C LC_TIME=C Signal Handlers: SIGSEGV: crash_handler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, unblocked SIGBUS: crash_handler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, unblocked SIGFPE: crash_handler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, unblocked SIGPIPE: javaSignalHandler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, blocked SIGXFSZ: javaSignalHandler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, blocked SIGILL: crash_handler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, unblocked SIGUSR2: SR_handler in libjvm.so, mask=00000000000000000000000000000000, flags=SA_RESTART|SA_SIGINFO, blocked SIGHUP: UserHandler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, blocked SIGINT: UserHandler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, blocked SIGTERM: UserHandler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, blocked SIGQUIT: UserHandler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, blocked SIGTRAP: crash_handler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, unblocked Native Memory Tracking: (Omitting categories weighting less than 1KB) Total: reserved=1672595KB, committed=48643KB malloc: 16203KB #18111, peak=15885KB #18112 mmap: reserved=1656392KB, committed=32440KB - Java Heap (reserved=262144KB, committed=6656KB) (mmap: reserved=262144KB, committed=6656KB, at peak) - Class (reserved=1048619KB, committed=107KB) (classes #426) ( instance classes #338, array classes #88) (malloc=43KB tag=Class #403) (peak=43KB #403) (mmap: reserved=1048576KB, committed=64KB, at peak) ( Metadata: ) ( reserved=65536KB, committed=64KB) ( used=56KB) ( waste=8KB =12.26%) ( Class space:) ( reserved=1048576KB, committed=64KB) ( used=7KB) ( waste=57KB =89.83%) - Thread (reserved=12326KB, committed=554KB) (threads #6) (stack: reserved=12240KB, committed=468KB, peak=468KB) (malloc=15KB tag=Thread #41) (peak=23KB #45) (arena=71KB #12) (peak=103KB #12) - Code (reserved=249799KB, committed=7795KB) (malloc=186KB tag=Code #6130) (peak=186KB #6134) (mmap: reserved=249612KB, committed=7608KB, at peak) (arena=1KB #1) (peak=2KB #2) - GC (reserved=1KB, committed=1KB) (malloc=1KB tag=GC #19) (at peak) - Compiler (reserved=1KB, committed=1KB) (malloc=1KB tag=Compiler #11) (at peak) - Internal (reserved=13885KB, committed=13885KB) (malloc=13849KB tag=Internal #4878) (at peak) (mmap: reserved=36KB, committed=36KB, at peak) - Symbol (reserved=1315KB, committed=1315KB) (malloc=955KB tag=Symbol #5681) (at peak) (arena=360KB #1) (at peak) - Native Memory Tracking (reserved=321KB, committed=321KB) (malloc=3KB tag=Native Memory Tracking #46) (at peak) (tracking overhead=318KB) - Shared class space (reserved=18452KB, committed=17748KB, readonly=0KB) (malloc=212KB tag=Shared class space #1) (peak=218KB #4) (mmap: reserved=18240KB, committed=17536KB, at peak) - Arena Chunk (reserved=32KB, committed=32KB) (malloc=32KB tag=Arena Chunk #16) (peak=464KB #17) - Tracing (reserved=2KB, committed=2KB) (malloc=2KB tag=Tracing #9) (at peak) - Module (reserved=44KB, committed=44KB) (malloc=44KB tag=Module #784) (at peak) - Safepoint (reserved=8KB, committed=8KB) (mmap: reserved=8KB, committed=8KB, at peak) - Synchronization (reserved=7KB, committed=7KB) (malloc=7KB tag=Synchronization #51) (at peak) - Serviceability (reserved=17KB, committed=17KB) (malloc=17KB tag=Serviceability #10) (at peak) - Metaspace (reserved=65548KB, committed=76KB) (malloc=12KB tag=Metaspace #9) (at peak) (mmap: reserved=65536KB, committed=64KB, at peak) - String Deduplication (reserved=1KB, committed=1KB) (malloc=1KB tag=String Deduplication #8) (at peak) - Object Monitors (reserved=64KB, committed=64KB) (malloc=64KB tag=Object Monitors #5) (at peak) - JNI (reserved=8KB, committed=8KB) (malloc=8KB tag=JNI #6) (at peak) Preinit state:entries: 470 (primary: 470, empties: 7721), sum bytes: 32076, longest chain length: 1 pre-init mallocs: 557, pre-init reallocs: 30, pre-init frees: 87 MallocLimit: unset Compilation memory statistics disabled. Periodic native trim disabled --------------- S Y S T E M --------------- OS: Oracle Linux Server release 9.6 uname: Linux ol9-aarch64-708012 6.12.0-105.51.5.el9uek.aarch64 #1 SMP Tue Oct 14 20:11:58 PDT 2025 aarch64 OS uptime: 37 days 4:51 hours libc: glibc 2.34 NPTL 2.34 rlimit (soft/hard): STACK 8192k/infinity , CORE infinity/infinity , NPROC 123660/123660 , NOFILE 16384/16384 , AS infinity/infinity , CPU infinity/infinity , DATA infinity/infinity , FSIZE infinity/infinity , MEMLOCK 8192k/8192k load average: 7.45 7.72 5.48 /proc/meminfo: MemTotal: 31738292 kB MemFree: 6178376 kB MemAvailable: 23277040 kB Buffers: 20 kB Cached: 14451000 kB SwapCached: 48332 kB Active: 11606992 kB Inactive: 7263552 kB Active(anon): 4409828 kB Inactive(anon): 61700 kB Active(file): 7197164 kB Inactive(file): 7201852 kB Unevictable: 11772 kB Mlocked: 7772 kB SwapTotal: 6291452 kB SwapFree: 5344860 kB Zswap: 0 kB Zswapped: 0 kB Dirty: 6208 kB Writeback: 0 kB AnonPages: 4403656 kB Mapped: 585924 kB Shmem: 45948 kB KReclaimable: 3229796 kB Slab: 4996892 kB SReclaimable: 3229796 kB SUnreclaim: 1767096 kB KernelStack: 14904 kB PageTables: 23436 kB SecPageTables: 0 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 22160596 kB Committed_AS: 10538584 kB VmallocTotal: 135288315904 kB VmallocUsed: 33240 kB VmallocChunk: 0 kB Percpu: 3584 kB HardwareCorrupted: 0 kB AnonHugePages: 690176 kB ShmemHugePages: 0 kB ShmemPmdMapped: 0 kB FileHugePages: 507904 kB FilePmdMapped: 378880 kB CmaTotal: 0 kB CmaFree: 0 kB HugePages_Total: 0 HugePages_Free: 0 HugePages_Rsvd: 0 HugePages_Surp: 0 Hugepagesize: 2048 kB Hugetlb: 0 kB /sys/kernel/mm/transparent_hugepage/enabled: [always] madvise never /sys/kernel/mm/transparent_hugepage/hpage_pmd_size: 2097152 /sys/kernel/mm/transparent_hugepage/shmem_enabled: always within_size advise [never] deny force /sys/kernel/mm/transparent_hugepage/defrag (defrag/compaction efforts parameter): always defer defer+madvise [madvise] never Process Memory: Virtual Size: 2249072K (peak: 2307108K) Resident Set Size: 73148K (peak: 73148K) (anon: 45284K, file: 27864K, shmem: 0K) Swapped out: 0K C-Heap outstanding allocations: 16871K, retained: 564K glibc malloc tunables: (default) /proc/sys/kernel/threads-max (system-wide limit on the number of threads): 247320 /proc/sys/vm/max_map_count (maximum number of memory map areas a process may have): 65530 /proc/sys/vm/swappiness (control to define how aggressively the kernel swaps out anonymous memory): 60 /proc/sys/kernel/pid_max (system-wide limit on number of process identifiers): 4194304 container information not found. KVM virtualization detected Steal ticks since vm start: 0 Steal ticks percentage since vm start: 0.000 CPU: total 8 (initial active 8) 0x41:0x3:0xd0c:1, fp, asimd, evtstrm, aes, pmull, sha1, sha256, crc32, lse, fphp, asimdhp, dcpop /proc/cpuinfo: processor : 0 BogoMIPS : 50.00 Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm lrcpc dcpop asimddp CPU implementer : 0x41 CPU architecture: 8 CPU variant : 0x3 CPU part : 0xd0c CPU revision : 1 processor : 1 BogoMIPS : 50.00 Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm lrcpc dcpop asimddp CPU implementer : 0x41 CPU architecture: 8 CPU variant : 0x3 CPU part : 0xd0c CPU revision : 1 processor : 2 BogoMIPS : 50.00 Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm lrcpc dcpop asimddp CPU implementer : 0x41 CPU architecture: 8 CPU variant : 0x3 CPU part : 0xd0c CPU revision : 1 processor : 3 BogoMIPS : 50.00 Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm lrcpc dcpop asimddp CPU implementer : 0x41 CPU architecture: 8 CPU variant : 0x3 CPU part : 0xd0c CPU revision : 1 processor : 4 BogoMIPS : 50.00 Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm lrcpc dcpop asimddp CPU implementer : 0x41 CPU architecture: 8 CPU variant : 0x3 CPU part : 0xd0c CPU revision : 1 processor : 5 BogoMIPS : 50.00 Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm lrcpc dcpop asimddp CPU implementer : 0x41 CPU architecture: 8 CPU variant : 0x3 CPU part : 0xd0c CPU revision : 1 processor : 6 BogoMIPS : 50.00 Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm lrcpc dcpop asimddp CPU implementer : 0x41 CPU architecture: 8 CPU variant : 0x3 CPU part : 0xd0c CPU revision : 1 processor : 7 BogoMIPS : 50.00 Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm lrcpc dcpop asimddp CPU implementer : 0x41 CPU architecture: 8 CPU variant : 0x3 CPU part : 0xd0c CPU revision : 1 Online cpus: 0-7 Offline cpus: cache level: 1 cache type: Data cache size: cache coherency line size: cache level: 1 cache type: Instruction cache size: cache coherency line size: cache level: 2 cache type: Unified cache size: cache coherency line size: Memory: 4k page, physical 31738292k(23277040k free), swap 6291452k(5344860k free) Page Sizes: 4k vm_info: Java HotSpot(TM) 64-Bit Server VM (fastdebug 27-ea+5-400) for linux-aarch64 JRE (27-ea+5-400), built on 2026-01-14T04:10:17Z with gcc 14.2.0 END.