dev-dsk-xlpeng-2c-r7g4x-7d91c7d6 % pstack 13987
Thread 32 (Thread 0xffff2520d1f0 (LWP 14042)):
#0  0x0000ffff8de77e38 in pthread_cond_wait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffc248 in PlatformMonitor::wait (this=this@entry=0xffff841632c8, millis=millis@entry=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/mutex_posix.hpp:124
#2  0x0000ffff8cf46988 in Monitor::wait (this=this@entry=0xffff841632c0, timeout=timeout@entry=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutex.cpp:254
#3  0x0000ffff8d1d9c44 in MonitorLocker::wait (this=<synthetic pointer>, this=<synthetic pointer>, timeout=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutexLocker.hpp:279

#4  ShenandoahController::handle_alloc_failure (this=0xffff84162e20, req=..., block=block@entry=true) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shenandoah/shenandoahController.cpp:65
#5  0x0000ffff8d24c160 in ShenandoahHeap::allocate_memory (this=0xffff840d68b0, req=...) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp:532
#6  0x0000ffff8d24c434 in ShenandoahHeap::mem_allocate (this=<optimized out>, size=<optimized out>, gc_overhead_limit_was_exceeded=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp:1107
#7  0x0000ffff8ce9149c in MemAllocator::mem_allocate_outside_tlab (allocation=..., this=0xffff2520be38) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/memory/universe.hpp:297
#8  MemAllocator::mem_allocate (allocation=..., this=0xffff2520be38) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/memAllocator.cpp:340
#9  MemAllocator::mem_allocate (this=0xffff2520be38, allocation=...) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/memAllocator.cpp:320

#10 0x0000ffff8ce915a0 in MemAllocator::allocate (this=this@entry=0xffff2520be38) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/memAllocator.cpp:347
#11 0x0000ffff8d4cb428 in CollectedHeap::array_allocate (__the_thread__=0xffff843f3060, do_zero=true, length=16732524, size=<optimized out>, klass=0x7001aafb0, this=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/collectedHeap.inline.hpp:41
#12 TypeArrayKlass::allocate_common (this=0x7001aafb0, length=length@entry=16732524, do_zero=do_zero@entry=true, __the_thread__=0xffff843f3060, __the_thread__@entry=0xffff2520bee8) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/oops/typeArrayKlass.cpp:96
#13 0x0000ffff8cfc3b0c in TypeArrayKlass::allocate (__the_thread__=0xffff2520bee8, length=16732524, this=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/oops/typeArrayKlass.hpp:70
#14 oopFactory::new_typeArray (type=type@entry=T_INT, length=length@entry=16732524, __the_thread__=__the_thread__@entry=0xffff843f3060) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/memory/oopFactory.cpp:91
#15 0x0000ffff8c985f64 in InterpreterRuntime::newarray (current=0xffff843f3060, type=T_INT, size=16732524) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/interpreter/interpreterRuntime.cpp:228
#16 0x0000ffff73a2ba6c in ?? ()
#17 0x00000000ed200000 in ?? ()
Thread 31 (Thread 0xffff256091f0 (LWP 14033)):
#0  0x0000ffff8de78140 in pthread_cond_timedwait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffaf10 in PlatformEvent::park_nanos (nanos=<optimized out>, this=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/os_posix.cpp:1638
#2  PlatformEvent::park_nanos (this=0xffff8439e500, nanos=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/os_posix.cpp:1607
#3  0x0000ffff8cfa69b4 in ObjectMonitor::wait (this=this@entry=0xfffed4000f10, millis=millis@entry=60000, interruptible=interruptible@entry=true, __the_thread__=__the_thread__@entry=0xffff8439d9e0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/objectMonitor.cpp:1811
#4  0x0000ffff8d42b944 in ObjectSynchronizer::wait (obj=..., millis=millis@entry=60000, __the_thread__=__the_thread__@entry=0xffff8439d9e0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/synchronizer.cpp:761
#5  0x0000ffff8cb195d8 in JVM_MonitorWait (env=0xffff8439dde0, handle=0xffff256080f8, ms=60000) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/prims/jvm.cpp:629
#6  0x0000ffff73a1e5d4 in ?? ()
#7  0x0000ffff73a1b5f0 in ?? ()
Thread 30 (Thread 0xffff258071f0 (LWP 14029)):
#0  0x0000ffff8de77e38 in pthread_cond_wait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffc248 in PlatformMonitor::wait (this=this@entry=0xffff8de38b08 <mutex_init()::Notification_lock_storage+8>, millis=millis@entry=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/mutex_posix.hpp:124
#2  0x0000ffff8cf467d8 in Monitor::wait_without_safepoint_check (this=this@entry=0xffff8de38b00 <mutex_init()::Notification_lock_storage>, timeout=timeout@entry=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutex.cpp:226
#3  0x0000ffff8cf7f6f0 in MonitorLocker::wait (this=<synthetic pointer>, this=<synthetic pointer>, timeout=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutexLocker.hpp:279
#4  NotificationThread::notification_thread_entry (jt=0xffff84395660, __the_thread__=0xffff84395660) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/notificationThread.cpp:73
#5  0x0000ffff8c9e618c in JavaThread::thread_main_inner (this=0xffff84395660) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/javaThread.hpp:584
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff84395660) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff84395660) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 29 (Thread 0xffff25fff1f0 (LWP 14022)):
#0  0x0000ffff8de78140 in pthread_cond_timedwait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffc144 in PlatformMonitor::wait (this=this@entry=0xffff8de396e8 <mutex_init()::MethodCompileQueue_lock_storage+8>, millis=<optimized out>, millis@entry=5000) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/mutex_posix.hpp:124
#2  0x0000ffff8cf46988 in Monitor::wait (this=this@entry=0xffff8de396e0 <mutex_init()::MethodCompileQueue_lock_storage>, timeout=timeout@entry=5000) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutex.cpp:254
#3  0x0000ffff8c524f10 in MonitorLocker::wait (this=<synthetic pointer>, this=<synthetic pointer>, timeout=5000) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutexLocker.hpp:279
#4  CompileQueue::get (this=this@entry=0xffff842c7fb0, thread=thread@entry=0xffff842c9ec0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/compiler/compileBroker.cpp:430
#5  0x0000ffff8c528518 in CompileBroker::compiler_thread_loop () at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/compiler/compileBroker.cpp:1942
#6  0x0000ffff8c9e618c in JavaThread::thread_main_inner (this=0xffff842c9ec0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/javaThread.hpp:584
#7  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff842c9ec0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#8  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff842c9ec0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#9  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#10 0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 28 (Thread 0xffff3c3bf1f0 (LWP 14021)):
#0  0x0000ffff8de78140 in pthread_cond_timedwait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffc144 in PlatformMonitor::wait (this=this@entry=0xffff8de396e8 <mutex_init()::MethodCompileQueue_lock_storage+8>, millis=<optimized out>, millis@entry=5000) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/mutex_posix.hpp:124
#2  0x0000ffff8cf46988 in Monitor::wait (this=this@entry=0xffff8de396e0 <mutex_init()::MethodCompileQueue_lock_storage>, timeout=timeout@entry=5000) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutex.cpp:254
#3  0x0000ffff8c524f10 in MonitorLocker::wait (this=<synthetic pointer>, this=<synthetic pointer>, timeout=5000) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutexLocker.hpp:279
#4  CompileQueue::get (this=this@entry=0xffff842c5a50, thread=thread@entry=0xffff842c8100) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/compiler/compileBroker.cpp:430
#5  0x0000ffff8c528518 in CompileBroker::compiler_thread_loop () at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/compiler/compileBroker.cpp:1942
#6  0x0000ffff8c9e618c in JavaThread::thread_main_inner (this=0xffff842c8100) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/javaThread.hpp:584
#7  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff842c8100) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#8  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff842c8100) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#9  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#10 0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 27 (Thread 0xffff3c5bd1f0 (LWP 14020)):
#0  0x0000ffff8de78140 in pthread_cond_timedwait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffc144 in PlatformMonitor::wait (this=this@entry=0xffff8de389d8 <mutex_init()::MonitorDeflation_lock_storage+8>, millis=<optimized out>, millis@entry=250) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/mutex_posix.hpp:124
#2  0x0000ffff8cf467d8 in Monitor::wait_without_safepoint_check (this=this@entry=0xffff8de389d0 <mutex_init()::MonitorDeflation_lock_storage>, timeout=timeout@entry=250) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutex.cpp:226
#3  0x0000ffff8cf2aa60 in MonitorLocker::wait (this=<synthetic pointer>, this=<synthetic pointer>, timeout=250) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutexLocker.hpp:279
#4  MonitorDeflationThread::monitor_deflation_thread_entry (jt=0xffff842c5ad0, __the_thread__=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/monitorDeflationThread.cpp:87
#5  0x0000ffff8c9e618c in JavaThread::thread_main_inner (this=0xffff842c5ad0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/javaThread.hpp:584
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff842c5ad0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff842c5ad0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 26 (Thread 0xffff3c7bb1f0 (LWP 14019)):
#0  0x0000ffff8de78140 in pthread_cond_timedwait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffc144 in PlatformMonitor::wait (this=this@entry=0xffff8de38a70 <mutex_init()::Service_lock_storage+8>, millis=<optimized out>, millis@entry=1000) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/mutex_posix.hpp:124
#2  0x0000ffff8cf467d8 in Monitor::wait_without_safepoint_check (this=this@entry=0xffff8de38a68 <mutex_init()::Service_lock_storage>, timeout=1000) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutex.cpp:226
#3  0x0000ffff8d16993c in MonitorLocker::wait (this=<synthetic pointer>, this=<synthetic pointer>, timeout=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutexLocker.hpp:279
#4  ServiceThread::service_thread_entry (jt=0xffff842c3f70, __the_thread__=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/serviceThread.cpp:120
#5  0x0000ffff8c9e618c in JavaThread::thread_main_inner (this=0xffff842c3f70) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/javaThread.hpp:584
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff842c3f70) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff842c3f70) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 25 (Thread 0xffff3c9b91f0 (LWP 14018)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=0xffff8401c250) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d33bab0 in Semaphore::wait_with_safepoint_check (thread=<optimized out>, this=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.inline.hpp:40
#4  check_pending_signals () at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/signals_posix.cpp:369
#5  os::signal_wait () at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/signals_posix.cpp:376
#6  0x0000ffff8cfd8e2c in signal_thread_entry (thread=<optimized out>, __the_thread__=0xffff842c2230) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/os.cpp:380
#7  0x0000ffff8c9e618c in JavaThread::thread_main_inner (this=0xffff842c2230) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/javaThread.hpp:584
#8  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff842c2230) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#9  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff842c2230) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#10 0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#11 0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 24 (Thread 0xffff3d2061f0 (LWP 14017)):
#0  0x0000ffff8de77e38 in pthread_cond_wait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffac18 in PlatformEvent::park (this=0xffff842c1500) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/os_posix.cpp:1587
#2  0x0000ffff8cfa6a90 in ObjectMonitor::wait (this=this@entry=0xffff1c001640, millis=millis@entry=0, interruptible=interruptible@entry=true, __the_thread__=__the_thread__@entry=0xffff842c0950) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/objectMonitor.cpp:1809
#3  0x0000ffff8d42b944 in ObjectSynchronizer::wait (obj=..., millis=millis@entry=0, __the_thread__=__the_thread__@entry=0xffff842c0950) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/synchronizer.cpp:761
#4  0x0000ffff8cb195d8 in JVM_MonitorWait (env=0xffff842c0d50, handle=0xffff3d205238, ms=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/prims/jvm.cpp:629
#5  0x0000ffff73a1e5d4 in ?? ()
#6  0x0000ffff73a1b5f0 in ?? ()
Thread 23 (Thread 0xffff3ce081f0 (LWP 14016)):
#0  0x0000ffff8de77e38 in pthread_cond_wait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffc248 in PlatformMonitor::wait (this=this@entry=0xffff8de3b070 <mutex_init()::Heap_lock_storage+8>, millis=millis@entry=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/mutex_posix.hpp:124
#2  0x0000ffff8cf46988 in Monitor::wait (this=this@entry=0xffff8de3b068 <mutex_init()::Heap_lock_storage>, timeout=timeout@entry=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutex.cpp:254
#3  0x0000ffff8cb168b4 in MonitorLocker::wait (this=<synthetic pointer>, this=<synthetic pointer>, timeout=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutexLocker.hpp:279
#4  JVM_WaitForReferencePendingList (env=0xffff842bf9b0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/prims/jvm.cpp:3028
#5  0x0000ffff73a1e5d4 in ?? ()
#6  0x0000ffff73a1b5f0 in ?? ()
Thread 22 (Thread 0xffff3d0071f0 (LWP 14015)):
#0  0x0000ffff8de77e38 in pthread_cond_wait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffc248 in PlatformMonitor::wait (this=this@entry=0xffff8de3b238 <mutex_init()::VMOperation_lock_storage+8>, millis=millis@entry=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/mutex_posix.hpp:124
#2  0x0000ffff8cf467d8 in Monitor::wait_without_safepoint_check (this=this@entry=0xffff8de3b230 <mutex_init()::VMOperation_lock_storage>, timeout=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutex.cpp:226
#3  0x0000ffff8d5929dc in MonitorLocker::wait (this=<synthetic pointer>, this=<synthetic pointer>, timeout=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutexLocker.hpp:279
#4  VMThread::wait_for_operation (this=this@entry=0xffff842781b0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/vmThread.cpp:473
#5  0x0000ffff8d594a3c in VMThread::loop (this=0xffff842781b0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/vmThread.cpp:489
#6  VMThread::loop (this=0xffff842781b0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/vmThread.cpp:477
#7  0x0000ffff8d594b6c in VMThread::run (this=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/vmThread.cpp:176
#8  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff842781b0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#9  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff842781b0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#10 0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#11 0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 21 (Thread 0xffff3cc091f0 (LWP 14014)):
#0  0x0000ffff8de78140 in pthread_cond_timedwait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffc144 in PlatformMonitor::wait (this=this@entry=0xffff8de39c40 <mutex_init()::PeriodicTask_lock_storage+8>, millis=<optimized out>, millis@entry=10) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/mutex_posix.hpp:124
#2  0x0000ffff8cf467d8 in Monitor::wait_without_safepoint_check (this=this@entry=0xffff8de39c38 <mutex_init()::PeriodicTask_lock_storage>, timeout=timeout@entry=10) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutex.cpp:226
#3  0x0000ffff8cf7ed0c in MonitorLocker::wait (this=<synthetic pointer>, this=<synthetic pointer>, timeout=10) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutexLocker.hpp:279
#4  WatcherThread::sleep (this=this@entry=0xffff84175db0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/nonJavaThread.cpp:205
#5  0x0000ffff8cf7eea8 in WatcherThread::run (this=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/nonJavaThread.cpp:248
#6  WatcherThread::run (this=0xffff84175db0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/nonJavaThread.cpp:239
#7  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff84175db0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#8  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff84175db0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#9  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#10 0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 20 (Thread 0xffff3d4051f0 (LWP 14009)):
#0  0x0000ffff8df9cadc in nanosleep () from /lib64/libc.so.6
#1  0x0000ffff8cff9460 in os::naked_short_nanosleep (ns=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/os_posix.cpp:956
#2  os::naked_short_sleep (ms=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/os_posix.cpp:962
#3  0x0000ffff8d2dc324 in ShenandoahRegulatorThread::regulator_sleep (this=0xffff84164350) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shenandoah/shenandoahRegulatorThread.cpp:128
#4  0x0000ffff8d2dc968 in ShenandoahRegulatorThread::regulate_young_and_old_cycles (this=this@entry=0xffff84164350) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shenandoah/shenandoahRegulatorThread.cpp:94
#5  0x0000ffff8d2dcdc4 in ShenandoahRegulatorThread::run_service (this=0xffff84164350) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shenandoah/shenandoahRegulatorThread.cpp:51
#6  0x0000ffff8c54d604 in ConcurrentGCThread::run (this=0xffff84164350) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/concurrentGCThread.cpp:47
#7  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff84164350) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#8  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff84164350) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#9  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#10 0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 19 (Thread 0xffff3d6041f0 (LWP 14008)):
#0  0x0000ffff8de78140 in pthread_cond_timedwait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffc144 in PlatformMonitor::wait (this=this@entry=0xffff841633e8, millis=<optimized out>, millis@entry=1) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/mutex_posix.hpp:124
#2  0x0000ffff8cf467d8 in Monitor::wait_without_safepoint_check (this=0xffff841633e0, timeout=timeout@entry=1) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutex.cpp:226
#3  0x0000ffff8d2114e0 in MonitorLocker::wait (timeout=1, this=0xffff3d603950) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/mutexLocker.hpp:262
#4  ShenandoahGenerationalControlThread::run_service (this=0xffff84162e20) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shenandoah/shenandoahGenerationalControlThread.cpp:93
#5  0x0000ffff8c54d604 in ConcurrentGCThread::run (this=0xffff84162e20) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/concurrentGCThread.cpp:47
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff84162e20) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff84162e20) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 18 (Thread 0xffff3f8031f0 (LWP 14006)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff84113668) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff8411b070) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff8411b070) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff8411b070) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 17 (Thread 0xffff3fa021f0 (LWP 14005)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff84113668) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff84119f20) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff84119f20) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff84119f20) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 16 (Thread 0xffff3fc011f0 (LWP 14004)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff84113668) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff84118dd0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff84118dd0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff84118dd0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 15 (Thread 0xffff3fe001f0 (LWP 14003)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff84113668) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff84117c80) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff84117c80) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff84117c80) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 14 (Thread 0xffff3ffff1f0 (LWP 14002)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff84113668) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff84116b30) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff84116b30) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff84116b30) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 13 (Thread 0xffff6c3b61f0 (LWP 14001)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff84113668) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff841159e0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff841159e0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff841159e0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 12 (Thread 0xffff6c5b51f0 (LWP 14000)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff84113668) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff84114890) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff84114890) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff84114890) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 11 (Thread 0xffff883cb1f0 (LWP 13999)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff84113678) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff84113668) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff84113740) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff84113740) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff84113740) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 10 (Thread 0xffff885ca1f0 (LWP 13998)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff8410aef8) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff841124f0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff841124f0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff841124f0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 9 (Thread 0xffff887c91f0 (LWP 13997)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff8410aef8) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff841113a0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff841113a0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff841113a0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 8 (Thread 0xffff889c81f0 (LWP 13996)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff8410aef8) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff84110250) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff84110250) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff84110250) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 7 (Thread 0xffff88bc71f0 (LWP 13995)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff8410aef8) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff8410f100) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff8410f100) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff8410f100) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 6 (Thread 0xffff88dc61f0 (LWP 13994)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff8410aef8) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff8410dfb0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff8410dfb0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff8410dfb0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 5 (Thread 0xffff88fc51f0 (LWP 13993)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff8410aef8) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff8410ce60) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff8410ce60) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff8410ce60) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 4 (Thread 0xffff891c41f0 (LWP 13992)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff8410aef8) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff8410bd10) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff8410bd10) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff8410bd10) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 3 (Thread 0xffff893c31f0 (LWP 13991)):
#0  0x0000ffff8de7aae0 in do_futex_wait.constprop () from /lib64/libpthread.so.0
#1  0x0000ffff8de7ac00 in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0
#2  0x0000ffff8d146d6c in PosixSemaphore::wait (this=this@entry=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/semaphore_posix.cpp:56
#3  0x0000ffff8d5c956c in Semaphore::wait (this=0xffff8410af08) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/semaphore.hpp:51
#4  WorkerTaskDispatcher::worker_run_task (this=0xffff8410aef8) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:61
#5  WorkerThread::run (this=0xffff8410afd0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/gc/shared/workerThread.cpp:200
#6  0x0000ffff8d48b69c in Thread::call_run (this=this@entry=0xffff8410afd0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/thread.cpp:231
#7  0x0000ffff8cfeb138 in thread_native_entry (thread=0xffff8410afd0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/linux/os_linux.cpp:877
#8  0x0000ffff8de71230 in start_thread () from /lib64/libpthread.so.0
#9  0x0000ffff8dfcc7dc in thread_start () from /lib64/libc.so.6
Thread 2 (Thread 0xffff8bacc1f0 (LWP 13990)):
#0  0x0000ffff8de77e38 in pthread_cond_wait@@GLIBC_2.17 () from /lib64/libpthread.so.0
#1  0x0000ffff8cffac18 in PlatformEvent::park (this=0xffff84023400) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/os/posix/os_posix.cpp:1587
#2  0x0000ffff8cfa6a90 in ObjectMonitor::wait (this=this@entry=0xffff843f4230, millis=millis@entry=0, interruptible=interruptible@entry=true, __the_thread__=__the_thread__@entry=0xffff84022420) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/objectMonitor.cpp:1809
#3  0x0000ffff8d42b944 in ObjectSynchronizer::wait (obj=..., millis=millis@entry=0, __the_thread__=__the_thread__@entry=0xffff84022420) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/runtime/synchronizer.cpp:761
#4  0x0000ffff8cb195d8 in JVM_MonitorWait (env=0xffff84022820, handle=0xffff8bacb158, ms=0) at /home/xlpeng/repos/jdk-xlpeng/src/hotspot/share/prims/jvm.cpp:629
#5  0x0000ffff73a1e5d4 in ?? ()
#6  0x0000ffff73a1b5f0 in ?? ()
Thread 1 (Thread 0xffff8e0c4790 (LWP 13987)):
#0  0x0000ffff8de72410 in pthread_join () from /lib64/libpthread.so.0
#1  0x0000ffff8e07f030 in CallJavaMainInNewThread (stack_size=2088960, args=args@entry=0xfffff2a1db90) at /home/xlpeng/repos/jdk-xlpeng/src/java.base/unix/native/libjli/java_md.c:692
#2  0x0000ffff8e07c944 in ContinueInNewThread (ifn=0xfffff2a1dc30, ifn@entry=0x21, threadStackSize=<optimized out>, argc=1, argv=0xaaaae5f3e6d0, mode=mode@entry=1, what=what@entry=0xaaaae5f3e210 "com.sun.javatest.regtest.agent.MainWrapper", ret=ret@entry=0) at /home/xlpeng/repos/jdk-xlpeng/src/java.base/share/native/libjli/java.c:2333
#3  0x0000ffff8e07f13c in JVMInit (ifn=ifn@entry=0x21, threadStackSize=<optimized out>, argc=<optimized out>, argv=<optimized out>, mode=mode@entry=1, what=what@entry=0xaaaae5f3e210 "com.sun.javatest.regtest.agent.MainWrapper", ret=ret@entry=0) at /home/xlpeng/repos/jdk-xlpeng/src/java.base/unix/native/libjli/java_md.c:717
#4  0x0000ffff8e07d29c in JLI_Launch (argc=<optimized out>, argv=<optimized out>, jargc=<optimized out>, jargv=<optimized out>, appclassc=<optimized out>, appclassv=<optimized out>, fullversion=<optimized out>, dotversion=<optimized out>, pname=0xaaaadb780e38 "java", lname=0xaaaadb780e30 "openjdk", javaargs=0 '\000', cpwildcard=1 '\001', javaw=0 '\000', ergo=0) at /home/xlpeng/repos/jdk-xlpeng/src/java.base/share/native/libjli/java.c:330
#5  0x0000aaaadb780b4c in main (argc=<optimized out>, argv=<optimized out>) at /home/xlpeng/repos/jdk-xlpeng/src/java.base/share/native/launcher/main.c:150