#0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50 set = {__val = {18446744067266836999, 9, 139969148941422, 139969144554906, 139969149084044, 2000, 139968231663568, 139969148941422, 139968231663152, 139969144558347, 1, 139969154032180, 139968231663168, 5, 139969152568640, 5}} pid = tid = ret = #1 0x00007f4d1ba5e859 in __GI_abort () at abort.c:79 save_stage = 1 act = {__sigaction_handler = {sa_handler = 0x22a, sa_sigaction = 0x22a}, sa_mask = {__val = {1, 139968231663568, 139969151955672, 0, 139969154930336, 139969154933920, 139969153459526, 438, 139969024756576, 139968231663360, 139969144568132, 139969024903680, 139969157273131, 4294967295, 139969152267277, 139968231663408}}, sa_flags = 448426735, sa_restorer = 0x7f4ce4ba6730} sigs = {__val = {32, 0 }} #2 0x00007f4d1a878005 in os::abort (dump_core=, siginfo=, context=) at ./src/hotspot/os/linux/os_linux.cpp:1458 No locals. #3 0x00007f4d1b57b3d2 in VMError::report_and_die (id=, message=message@entry=0x0, detail_fmt=0x7f4d1b6395d6 "%s", detail_args=detail_args@entry=0x7f4ce4ba6928, thread=thread@entry=0x7f4d1428d800, pc=pc@entry=0x7f4d1be610ad "A\213\064\200H\213\a\377P \205\300\177\025tb\367\320A\211\300H\203\304\bD\211\300[A\\A]]\303A\017\266M", siginfo=0x7f4ce4ba6cb0, context=0x7f4ce4ba6b80, filename=, lineno=0, size=0) at ./src/hotspot/share/utilities/vmError.cpp:1614 dump_core = skip_os_abort = true buffer = "END.\n\000o: OpenJDK 64-Bit Server VM (13.0.4+8-Ubuntu-120.04) for linux-amd64 JRE (13.0.4+8-Ubuntu-120.04), built on Jul 21 2020 11:36:52 by \"unknown\" with gcc 9.3.0\n\000rms, 3dnowpref, lzcnt, ht, tsc, tsci"... fd_log = -1 out = { = { = {}, _vptr.outputStream = 0x7f4d1b87d700 , _indentation = 0, _width = 80, _position = 0, _newlines = 18, _precount = 716, _stamp = {_counter = 1}, _scratch = 0x7f4d1b9e4d40 "END.\n", _scratch_len = 2000}, _fd = 1} log = { = { = {}, _vptr.outputStream = 0x7f4d1b87d700 , _indentation = 0, _width = 80, _position = 0, _newlines = 1472, _precount = 120026, _stamp = {_counter = 1}, _scratch = 0x7f4d1b9e4d40 "END.\n", _scratch_len = 2000}, _fd = -1} recursive_error_count = 0 out_done = true log_done = true mytid = skip_replay = false skip_bug_url = true skip_OnError = false #4 0x00007f4d1b57bd4f in VMError::report_and_die (thread=thread@entry=0x7f4d1428d800, sig=sig@entry=11, pc=pc@entry=0x7f4d1be610ad "A\213\064\200H\213\a\377P \205\300\177\025tb\367\320A\211\300H\203\304\bD\211\300[A\\A]]\303A\017\266M", siginfo=siginfo@entry=0x7f4ce4ba6cb0, context=context@entry=0x7f4ce4ba6b80, detail_fmt=detail_fmt@entry=0x7f4d1b6395d6 "%s") at ./src/hotspot/share/utilities/vmError.cpp:1291 detail_args = {{gp_offset = 48, fp_offset = 48, overflow_arg_area = 0x7f4ce4ba6a08, reg_save_area = 0x7f4ce4ba6940}} #5 0x00007f4d1b57bd82 in VMError::report_and_die (thread=thread@entry=0x7f4d1428d800, sig=sig@entry=11, pc=pc@entry=0x7f4d1be610ad "A\213\064\200H\213\a\377P \205\300\177\025tb\367\320A\211\300H\203\304\bD\211\300[A\\A]]\303A\017\266M", siginfo=siginfo@entry=0x7f4ce4ba6cb0, context=context@entry=0x7f4ce4ba6b80) at ./src/hotspot/share/utilities/vmError.cpp:1297 No locals. #6 0x00007f4d1b238c2a in JVM_handle_linux_signal (sig=sig@entry=11, info=info@entry=0x7f4ce4ba6cb0, ucVoid=ucVoid@entry=0x7f4ce4ba6b80, abort_if_unrecognized=abort_if_unrecognized@entry=1) at ./src/hotspot/os_cpu/linux_x86/os_linux_x86.cpp:605 uc = 0x7f4ce4ba6b80 t = shm = thread = vmthread = stub = pc = newset = {__val = {1024, 0 }} #7 0x00007f4d1b22cc9c in signalHandler (sig=11, info=0x7f4ce4ba6cb0, uc=0x7f4ce4ba6b80) at ./src/hotspot/os/linux/os_linux.cpp:4547 orig_errno = 0 #8 No locals. #9 0x00007f4d1be610ad in ImageStrings::find (endian=0x7f4d1be66130 , name=name@entry=0x7f4ce4ba72d0 "//jdk/internal/misc/Signal$1.class", redirect=0x7f4d0b78b01c, length=33893) at ./src/java.base/share/native/libjimage/imageFile.cpp:88 hash_code = index = 23306 value = #10 0x00007f4d1be61c72 in ImageFileReader::find_location_index (this=this@entry=0x7f4d140094d0, path=path@entry=0x7f4ce4ba72d0 "//jdk/internal/misc/Signal$1.class", size=size@entry=0x7f4ce4ba8368) at ./src/java.base/share/native/libjimage/imageFile.hpp:347 index = #11 0x00007f4d1be62181 in JIMAGE_FindResource (image=0x7f4d140094d0, module_name=, version=, name=0x7f4d1428e090 "jdk/internal/misc/Signal$1.class", size=0x7f4ce4ba8368) at ./src/java.base/share/native/libjimage/jimage.cpp:138 fullpath = "//jdk/internal/misc/Signal$1.class\000\344L\177\000\000\214i\034\033M\177\000\000\020s\272\344L\177\000\000\220\352\304\345L\177\000\000\200s\272\344L\177\000\000\235t\034\033M\177\000\000\260\203\000\000\000\000\000\000\210b\t\334L\177\000\000\200\373\b\334L\177\000\000\000m(\024M\177\000\000\240\342\b\334L\177\000\000\002\000\000\000\006\000\000\000\200s\272\344L\177\000\000xh\223\033M\177\000\000\030\351\304\345L\177\000\000\351\n\322\032M\177\000\000\000\330(\024M\177\000\000\370\006i\033M\177\000\000\000t\272\344L\177\000\000\263\257V\033M\177\000\000\000\330(\024M\177\000\000"... moduleNameLen = 0 nameLen = index = loc = #12 0x00007f4d1aba7b76 in ClassPathImageEntry::open_stream_for_loader (this=0x7f4d14024a00, name=0x7f4d1428e090 "jdk/internal/misc/Signal$1.class", loader_data=0x7f4d141efe00, __the_thread__=0x7f4d1428d800) at ./src/hotspot/share/classfile/classLoader.cpp:168 size = 139969157479756 location = #13 0x00007f4d1aba9aa3 in ClassLoader::load_class (name=name@entry=0x7f4d1401c8e8, search_append_only=search_append_only@entry=false, __the_thread__=__the_thread__@entry=0x7f4d1428d800) at ./src/hotspot/share/classfile/classLoader.cpp:1349 rm = { = {}, _area = 0x7f4d14286d00, _chunk = 0x7f4d1428e060, _hwm = 0x7f4d1428e070 "jdk/internal/misc/Signal$1", _max = 0x7f4d1428e448 "\005\001", _size_in_bytes = } hm = {_thread = 0x7f4d1428d800, _area = 0x7f4d14286d40, _chunk = 0x7f4d14286d80, _hwm = 0x7f4d14286d98 "\300\327\365\b\a", _max = 0x7f4d14286e68 "5", _size_in_bytes = 216, _previous_handle_mark = 0x7f4ce4ba8710} class_name = 0x7f4d1428e070 "jdk/internal/misc/Signal$1" m = { = {}, _buffer = {> = { = {_buf = 0x7f4ce4ba8448 "loading class jdk/internal/misc/Signal$1", static BufferSize = 256}, _buffer = "loading class jdk/internal/misc/Signal$1\000\377\222\033M\177\000\000\021\000\000\000\000\000\000\000\220\340(\024M\177\000\000\220\340(\024M\177\000\000\340a\367\363\000\000\000\000\254\334\350\033M\177\000\000\260\204\272\344L\177\000\000L=\351\033M\177\000\000\000\205\272\344L\177\000\000u\357J\033M\177\000\000\000\000\000\000\000\000\000\000\340\205\272\344L\177\000\000\001\000\000\000\000\000\000\000\060\205\272\344L\177\000\000\000\205\272\344L\177\000\000\340\205\272\344L\177\000\000\001\000\000\000\000\000\000\000P\205\272\344L\177\000\000 \205\272\344L\177\000\000\030\231<\366\376\177\000\000"...}, }} file_name = 0x7f4d1428e090 "jdk/internal/misc/Signal$1.class" stream = classpath_index = 0 e = loader_data = protection_domain = result = #14 0x00007f4d1b4c20c3 in SystemDictionary::load_instance_class (class_name=class_name@entry=0x7f4d1401c8e8, class_loader=..., class_loader@entry=..., __the_thread__=__the_thread__@entry=0x7f4d1428d800) at ./src/hotspot/share/classfile/systemDictionary.cpp:1464 vmtimer = { = {}, _t = {_counter = 0, _start_counter = 43740435716914, _active = true}, _timerp = 0x7f4d14023b20, _recursion_counter = 0x0} pkg_entry = pkg_name = k = rm = search_only_bootloader_append = false loader_data = 0x7f4d141efe00 #15 0x00007f4d1b4c0c02 in SystemDictionary::resolve_instance_class_or_null (name=name@entry=0x7f4d1401c8e8, class_loader=..., class_loader@entry=..., protection_domain=..., __the_thread__=__the_thread__@entry=0x7f4d1428d800) at ./src/hotspot/share/classfile/systemDictionary.cpp:851 load_instance_added = true class_load_start_event = {> = {_start_time = 0, _end_time = 0, _started = false}, _loadedClass = 0x7f4d1b1c426e , _definingClassLoader = 0x7f4d1b975e90 , _initiatingClassLoader = 0x3ff0000000000000, static hasThread = true, static hasStackTrace = true, static isInstant = false, static hasCutoff = false, static isRequestable = false, static eventId = JfrClassLoadEvent} hm = {_thread = 0x7f4d1428d800, _area = 0x7f4d14286d40, _chunk = 0x7f4d14286d80, _hwm = 0x7f4d14286d90 "\030\066\025\b\a", _max = 0x7f4d14286e68 "5", _size_in_bytes = 216, _previous_handle_mark = 0x7f4ce4ba8a00} loader_data = dictionary = 0x7f4d141f0350 d_hash = DoObjectLock = p_hash = p_index = lockObject = {_handle = 0x7f4d14286d90} ol = { = {}, _thread = 0x7f4d1428d800, _obj = {_handle = 0x7f4d14286d90}, _lock = {_displaced_header = 0x7f4ce4ba8700}, _dolock = false} class_has_been_loaded = false super_load_in_progress = havesupername = k = placeholder = superclassname = throw_circularity_error = false #16 0x00007f4d1b4c369d in SystemDictionary::resolve_instance_class_or_null_helper (__the_thread__=0x7f4d1428d800, protection_domain=..., class_loader=..., class_name=0x7f4d1401c8e8) at ./src/hotspot/share/classfile/systemDictionary.cpp:269 No locals. #17 SystemDictionary::resolve_or_null (__the_thread__=0x7f4d1428d800, protection_domain=..., class_loader=..., class_name=0x7f4d1401c8e8) at ./src/hotspot/share/classfile/systemDictionary.cpp:252 No locals. #18 SystemDictionary::resolve_or_fail (class_name=class_name@entry=0x7f4d1401c8e8, class_loader=..., protection_domain=..., throw_error=throw_error@entry=true, __the_thread__=__the_thread__@entry=0x7f4d1428d800) at ./src/hotspot/share/classfile/systemDictionary.cpp:200 klass = #19 0x00007f4d1ac558fb in ConstantPool::klass_at_impl (this_cp=..., which=which@entry=125, save_resolution_error=save_resolution_error@entry=true, __the_thread__=__the_thread__@entry=0x7f4d1428d800) at ./src/hotspot/share/oops/constantPool.cpp:497 jhss = { = {}, _single_step_hidden = false, _thread = 0x7f4d1428d800} javaThread = 0x7f4d1428d800 kslot = resolved_klass_index = 10 name_index = klass = 0x0 mirror_handle = {_handle = 0x0} name = 0x7f4d1401c8e8 loader = {_handle = 0x0} protection_domain = {_handle = 0x0} k = adr = #20 0x00007f4d1ae67cd6 in ConstantPool::klass_at (__the_thread__=0x7f4d1428d800, which=125, this=) at ./src/hotspot/share/oops/constantPool.hpp:388 h_this = { = {}, _value = 0x7f4ce56ca5f8, _thread = 0x7f4d1428d800} h_this = #21 InterpreterRuntime::_new (thread=0x7f4d1428d800, pool=, index=125) at ./src/hotspot/share/interpreter/interpreterRuntime.cpp:230 __tiv = { = { = {}, _thread = 0x7f4d1428d800}, } __hm = { = {}, _thread = 0x7f4d1428d800} __the_thread__ = 0x7f4d1428d800 k = klass = obj = #22 0x00007f4cfc7a990a in ?? () No symbol table info available. #23 0x00007f4cfc7a98c5 in ?? () No symbol table info available. #24 0x00007f4ce4ba88d8 in ?? () No symbol table info available. #25 0x00007f4ce56cb4e9 in ?? () No symbol table info available. #26 0x00007f4ce4ba8948 in ?? () No symbol table info available. #27 0x00007f4ce56cb888 in ?? () No symbol table info available. #28 0x0000000000000000 in ?? () No symbol table info available. Thread Stacktrace . Thread 43 (Thread 0x7f4caf1f7700 (LWP 3490)): #0 futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x7f4d1407f130) at ../sysdeps/nptl/futex-internal.h:320 __ret = -512 op = 393 __ret = oldtype = 0 err = oldtype = err = __ret = clockbit = op = __ret = resultvar = __arg6 = __arg5 = __arg4 = __arg3 = __arg2 = __arg1 = _a6 = _a5 = _a4 = _a3 = _a2 = _a1 = #1 do_futex_wait (sem=sem@entry=0x7f4d1407f130, abstime=0x0, clockid=0) at sem_waitcommon.c:112 err = #2 0x00007f4d1ba234e8 in __new_sem_wait_slow (sem=sem@entry=0x7f4d1407f130, abstime=0x0, clockid=0) at sem_waitcommon.c:184 _buffer = {__routine = 0x7f4d1ba233a0 <__sem_wait_cleanup>, __arg = 0x7f4d1407f130, __canceltype = 0, __prev = 0x0} err = d = 8589934592 #3 0x00007f4d1ba23561 in __new_sem_wait (sem=sem@entry=0x7f4d1407f130) at sem_wait.c:42 No locals. #4 0x00007f4d1b2f8f2a in PosixSemaphore::wait (this=0x7f4d1407f130) at ./src/hotspot/os/posix/semaphore_posix.cpp:64 ret = err = #5 0x00007f4d1b5ac6e9 in Semaphore::wait (this=) at ./src/hotspot/share/runtime/semaphore.hpp:56 No locals. #6 SemaphoreGangTaskDispatcher::worker_wait_for_task (this=0x7f4d1407f100) at ./src/hotspot/share/gc/shared/workgroup.cpp:158 num_started = worker_id = #7 0x00007f4d1b5ab5f1 in GangWorker::wait_for_task (this=0x7f4cdc001000) at ./src/hotspot/share/gc/shared/workgroup.hpp:207 No locals. #8 GangWorker::loop (this=0x7f4cdc001000) at ./src/hotspot/share/gc/shared/workgroup.cpp:343 data = #9 0x00007f4d1b50e16f in Thread::call_run (this=this@entry=0x7f4cdc001000) at ./src/hotspot/share/runtime/thread.cpp:400 No locals. #10 0x00007f4d1b23571f in thread_native_entry (thread=0x7f4cdc001000) at ./src/hotspot/os/linux/os_linux.cpp:792 counter = 921 pid = osthread = 0x7f4cdc001b10 sync = 0x7f4cdc001c00 #11 0x00007f4d1ba19609 in start_thread (arg=) at pthread_create.c:477 ret = pd = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139967332316928, 2049040321619526656, 139968240538590, 139968240538591, 139968240538736, 139967332315072, -2092210725310856192, -2092608036807408640}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 #12 0x00007f4d1bb5b293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 No locals. . Thread 42 (Thread 0x7f4caf7fb700 (LWP 3393)): #0 0x00007f4d1bb5b5ce in epoll_wait (epfd=31, events=0x7f4d146064c0, maxevents=1024, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30 resultvar = 18446744073709551612 sc_cancel_oldtype = 0 sc_ret = #1 0x00007f4d1802d841 in Java_sun_nio_ch_EPoll_wait (env=0x7f4d144ae310, clazz=, epfd=, address=, numfds=, timeout=) at ./src/java.base/linux/native/libnio/ch/EPoll.c:87 events = res = #2 0x00007f4d043e4677 in ?? () No symbol table info available. #3 0x0000000709301300 in ?? () No symbol table info available. #4 0x0000000708055330 in ?? () No symbol table info available. #5 0x0000000708055330 in ?? () No symbol table info available. #6 0x0000000000000007 in ?? () No symbol table info available. #7 0x0000000700000001 in ?? () No symbol table info available. #8 0x0000000716171fc8 in ?? () No symbol table info available. #9 0x0000000707fe0090 in ?? () No symbol table info available. #10 0x00007f4cfd1a792c in ?? () No symbol table info available. #11 0x0000000708055330 in ?? () No symbol table info available. #12 0x00007f4d044bb0a0 in ?? () No symbol table info available. #13 0x0000000000000009 in ?? () No symbol table info available. #14 0x0000000708055330 in ?? () No symbol table info available. #15 0x0000000708055388 in ?? () No symbol table info available. #16 0x00007f4d0448ee3c in ?? () No symbol table info available. #17 0x0000000109301280 in ?? () No symbol table info available. #18 0x00007f4ce100aa71 in ?? () No symbol table info available. #19 0x0000000000000001 in ?? () No symbol table info available. #20 0x0000000708e47938 in ?? () No symbol table info available. #21 0x00000000e1261205 in ?? () No symbol table info available. #22 0x0000000000000007 in ?? () No symbol table info available. #23 0x00007f4cafcb4ff0 in ?? () No symbol table info available. #24 0x0000000000000000 in ?? () No symbol table info available. . Thread 41 (Thread 0x7f4ce433f700 (LWP 3386)): #0 0x00007f4d1bb5b5ce in epoll_wait (epfd=19, events=0x7f4d145fa480, maxevents=1024, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30 resultvar = 18446744073709551612 sc_cancel_oldtype = 0 sc_ret = #1 0x00007f4d1802d841 in Java_sun_nio_ch_EPoll_wait (env=0x7f4d144a6310, clazz=, epfd=, address=, numfds=, timeout=) at ./src/java.base/linux/native/libnio/ch/EPoll.c:87 events = res = #2 0x00007f4d043e4677 in ?? () No symbol table info available. #3 0x0000000709400060 in ?? () No symbol table info available. #4 0x0000000707fe05e0 in ?? () No symbol table info available. #5 0x0000000707fe05e0 in ?? () No symbol table info available. #6 0x0000000000000007 in ?? () No symbol table info available. #7 0x0000000700000001 in ?? () No symbol table info available. #8 0x0000000717734fd0 in ?? () No symbol table info available. #9 0x0000000707fe0090 in ?? () No symbol table info available. #10 0x00007f4cfd1a792c in ?? () No symbol table info available. #11 0x0000000707fe05e0 in ?? () No symbol table info available. #12 0x00007f4d044bb0a0 in ?? () No symbol table info available. #13 0x0000000000000009 in ?? () No symbol table info available. #14 0x0000000707fe05e0 in ?? () No symbol table info available. #15 0x0000000707fe0638 in ?? () No symbol table info available. #16 0x00007f4d0448ee3c in ?? () No symbol table info available. #17 0x0000000109400090 in ?? () No symbol table info available. #18 0x00007f4ce0ffc0c7 in ?? () No symbol table info available. #19 0x0000000000000001 in ?? () No symbol table info available. #20 0x00007f4ce433e5e0 in ?? () No symbol table info available. #21 0x00000000e1281cb8 in ?? () No symbol table info available. #22 0x0000000000000007 in ?? () No symbol table info available. #23 0x00007f4ce433e6f0 in ?? () No symbol table info available. #24 0x0000000000000000 in ?? () No symbol table info available. . Thread 40 (Thread 0x7f4ce5dfc700 (LWP 3045)): #0 futex_abstimed_wait_cancelable (private=, abstime=0x7f4ce5dfbd30, clockid=, expected=0, futex_word=0x7f4d141a5b60) at ../sysdeps/nptl/futex-internal.h:320 __ret = -516 clockbit = op = __ret = oldtype = 0 err = oldtype = err = __ret = clockbit = op = __ret = resultvar = __arg6 = __arg5 = __arg4 = __arg3 = __arg2 = __arg1 = _a6 = _a5 = _a4 = _a3 = _a2 = _a1 = #1 __pthread_cond_wait_common (abstime=0x7f4ce5dfbd30, clockid=, mutex=0x7f4d141a5b10, cond=0x7f4d141a5b38) at pthread_cond_wait.c:520 spin = 0 buffer = {__routine = 0x7f4d1ba20050 <__condvar_cleanup_waiting>, __arg = 0x7f4ce5dfbcc0, __canceltype = 335724144, __prev = 0x0} cbuffer = {wseq = 291338, cond = 0x7f4d141a5b38, mutex = 0x7f4d141a5b10, private = 0} err = g = 0 flags = g1_start = maxspin = 0 signals = result = 0 wseq = 291338 seq = 145669 private = maxspin = err = result = wseq = g = seq = flags = private = signals = g1_start = spin = buffer = cbuffer = s = #2 __pthread_cond_timedwait (cond=0x7f4d141a5b38, mutex=0x7f4d141a5b10, abstime=0x7f4ce5dfbd30) at pthread_cond_wait.c:656 flags = clockid = #3 0x00007f4d1b23f557 in os::PlatformMonitor::wait (this=this@entry=0x7f4d141a5b08, millis=, millis@entry=300) at ./src/hotspot/os/posix/os_posix.hpp:280 abst = {tv_sec = 43764, tv_nsec = 523694864} ret = -3 status = #4 0x00007f4d1b1e9ebd in Monitor::wait_without_safepoint_check (this=this@entry=0x7f4d141a5b00, timeout=300) at ./src/hotspot/share/runtime/mutex.cpp:175 self = 0x7f4d141a5800 wait_status = #5 0x00007f4d1adb27e2 in MonitorLocker::wait (as_suspend_equivalent=false, timeout=, this=) at ./src/hotspot/share/runtime/mutexLocker.hpp:262 No locals. #6 G1YoungRemSetSamplingThread::sleep_before_next_cycle (this=0x7f4d141a5800) at ./src/hotspot/share/gc/g1/g1YoungRemSetSamplingThread.cpp:54 waitms = ml = ml = waitms = #7 G1YoungRemSetSamplingThread::run_service (this=0x7f4d141a5800) at ./src/hotspot/share/gc/g1/g1YoungRemSetSamplingThread.cpp:123 vtime_start = 0.000106 #8 0x00007f4d1ac20d0d in ConcurrentGCThread::run (this=0x7f4d141a5800) at ./src/hotspot/share/gc/shared/concurrentGCThread.cpp:50 ml = #9 0x00007f4d1b50e16f in Thread::call_run (this=this@entry=0x7f4d141a5800) at ./src/hotspot/share/runtime/thread.cpp:400 No locals. #10 0x00007f4d1b23571f in thread_native_entry (thread=0x7f4d141a5800) at ./src/hotspot/os/linux/os_linux.cpp:792 counter = 921 pid = osthread = 0x7f4d141a6a20 sync = 0x7f4d141a6b10 #11 0x00007f4d1ba19609 in start_thread (arg=) at pthread_create.c:477 ret = pd = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139968250889984, 2049040321619526656, 139969128192062, 139969128192063, 139969128192208, 139968250888128, -2092365200788978688, -2092608036807408640}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 #12 0x00007f4d1bb5b293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 No locals. . Thread 39 (Thread 0x7f4ce48a6700 (LWP 3062)): #0 futex_abstimed_wait_cancelable (private=, abstime=0x7f4ce48a5d00, clockid=, expected=0, futex_word=0x7f4d14013540) at ../sysdeps/nptl/futex-internal.h:320 __ret = -516 clockbit = op = __ret = oldtype = 0 err = oldtype = err = __ret = clockbit = op = __ret = resultvar = __arg6 = __arg5 = __arg4 = __arg3 = __arg2 = __arg1 = _a6 = _a5 = _a4 = _a3 = _a2 = _a1 = #1 __pthread_cond_wait_common (abstime=0x7f4ce48a5d00, clockid=, mutex=0x7f4d140134f0, cond=0x7f4d14013518) at pthread_cond_wait.c:520 spin = 0 buffer = {__routine = 0x7f4d1ba20050 <__condvar_cleanup_waiting>, __arg = 0x7f4ce48a5c90, __canceltype = 462644960, __prev = 0x0} cbuffer = {wseq = 4916, cond = 0x7f4d14013518, mutex = 0x7f4d140134f0, private = 0} err = g = 0 flags = g1_start = maxspin = 0 signals = result = 0 wseq = 4916 seq = 2458 private = maxspin = err = result = wseq = g = seq = flags = private = signals = g1_start = spin = buffer = cbuffer = s = #2 __pthread_cond_timedwait (cond=0x7f4d14013518, mutex=0x7f4d140134f0, abstime=0x7f4ce48a5d00) at pthread_cond_wait.c:656 flags = clockid = #3 0x00007f4d1b23f557 in os::PlatformMonitor::wait (this=this@entry=0x7f4d140134e8, millis=, millis@entry=86400000) at ./src/hotspot/os/posix/os_posix.hpp:280 abst = {tv_sec = 126242, tv_nsec = 140058784} ret = -3 status = #4 0x00007f4d1b1e9ebd in Monitor::wait_without_safepoint_check (this=this@entry=0x7f4d140134e0, timeout=timeout@entry=86400000) at ./src/hotspot/share/runtime/mutex.cpp:175 self = 0x7f4d14293800 wait_status = #5 0x00007f4d1b4aba3a in MonitorLocker::wait (timeout=86400000, as_suspend_equivalent=false, this=) at ./src/hotspot/share/runtime/mutexLocker.hpp:262 No locals. #6 NMethodSweeper::sweeper_loop () at ./src/hotspot/share/runtime/sweeper.cpp:346 tbivm = { = { = {}, _thread = 0x7f4d14293800}, } waiter = wait_time = 86400000 timeout = #7 0x00007f4d1b508d1e in JavaThread::thread_main_inner (this=0x7f4d14293800) at ./src/hotspot/share/runtime/thread.hpp:1270 hm = {_thread = 0x7f4d14293800, _area = 0x7f4d14294210, _chunk = 0x7f4d14294250, _hwm = 0x7f4d14294260 "", _max = 0x7f4d14294338 "\005\001", _size_in_bytes = 216, _previous_handle_mark = 0x7f4d14294440} #8 JavaThread::thread_main_inner (this=0x7f4d14293800) at ./src/hotspot/share/runtime/thread.cpp:1982 hm = rm = #9 0x00007f4d1b50e16f in Thread::call_run (this=this@entry=0x7f4d14293800) at ./src/hotspot/share/runtime/thread.cpp:400 No locals. #10 0x00007f4d1b23571f in thread_native_entry (thread=0x7f4d14293800) at ./src/hotspot/os/linux/os_linux.cpp:792 counter = 921 pid = osthread = 0x7f4d14294c90 sync = 0x7f4d14294d80 #11 0x00007f4d1ba19609 in start_thread (arg=) at pthread_create.c:477 ret = pd = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139968228517632, 2049040321619526656, 139969128191950, 139969128191951, 139969128192096, 139968228515776, -2092363737278872576, -2092608036807408640}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 #12 0x00007f4d1bb5b293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 No locals. . Thread 38 (Thread 0x7f4c52aa0700 (LWP 7316)): #0 futex_wait_cancelable (private=, expected=0, futex_word=0x7f4cb412397c) at ../sysdeps/nptl/futex-internal.h:183 __ret = -512 oldtype = 0 err = oldtype = err = __ret = resultvar = __arg4 = __arg3 = __arg2 = __arg1 = _a4 = _a3 = _a2 = _a1 = #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f4cb4123928, cond=0x7f4cb4123950) at pthread_cond_wait.c:508 spin = 0 buffer = {__routine = 0x7f4d1ba20050 <__condvar_cleanup_waiting>, __arg = 0x7f4c52a9f6a0, __canceltype = 0, __prev = 0x0} cbuffer = {wseq = 1143, cond = 0x7f4cb4123950, mutex = 0x7f4cb4123928, private = 0} err = g = 1 flags = g1_start = signals = result = 0 wseq = 1143 seq = 571 private = maxspin = err = result = wseq = g = seq = flags = private = signals = g1_start = spin = buffer = cbuffer = s = #2 __pthread_cond_wait (cond=0x7f4cb4123950, mutex=0x7f4cb4123928) at pthread_cond_wait.c:638 No locals. #3 0x00007f4d1b23ef2b in os::PlatformEvent::park (this=0x7f4cb4123900) at ./src/hotspot/os/posix/os_posix.cpp:2058 status = v = #4 0x00007f4d1b20f7a5 in ObjectMonitor::wait (this=0x7f4cd4004e80, millis=millis@entry=0, interruptible=interruptible@entry=true, __the_thread__=__the_thread__@entry=0x7f4cb419b800) at ./src/hotspot/share/runtime/objectMonitor.cpp:1280 tbivm = { = { = {}, _thread = 0x7f4cb419b800}, } osthread = 0x7f4cb419c260 osts = { = {}, _osthread = 0x7f4cb419c260, _old_state = RUNNABLE} v = Self = 0x7f4cb419b800 jt = 0x7f4cb419b800 event = {> = {_start_time = 0, _end_time = 0, _started = false}, _monitorClass = 0x7f4cb419e6b8, _notifier = 139967415826432, _timeout = 0, _timedOut = false, _address = 139967415826432, static hasThread = true, static hasStackTrace = true, static isInstant = false, static hasCutoff = false, static isRequestable = false, static eventId = JfrJavaMonitorWaitEvent} node = { = {}, _next = 0x7f4c52a9f770, _prev = 0x7f4c52a9f770, _thread = 0x7f4cb419b800, _notifier_tid = 0, _event = 0x7f4cb4123900, _notified = 0, TState = ObjectWaiter::TS_WAIT, _Sorted = (unknown: 3021584384), _active = false} save = 0 ret = WasNotified = 0 #5 0x00007f4d1b4b7a96 in ObjectSynchronizer::wait (obj=..., millis=millis@entry=0, __the_thread__=__the_thread__@entry=0x7f4cb419b800) at ./src/hotspot/share/runtime/synchronizer.cpp:474 monitor = #6 0x00007f4d1af1d536 in JVM_MonitorWait (env=, handle=0x7f4c52a9f8d0, ms=0) at ./src/hotspot/share/prims/jvm.cpp:639 thread = 0x7f4cb419b800 __tiv = { = { = {}, _thread = 0x7f4cb419b800}, } __hm = { = {}, _thread = 0x7f4cb419b800} __the_thread__ = 0x7f4cb419b800 obj = {_handle = 0x7f4cb419e6b8} jtiows = { = { = {}, _old_state = java_lang_Thread::RUNNABLE, _java_thread = 0x7f4cb419b800, _is_alive = true}, _stat = 0x7f4cb419c050, _active = false} #7 0x00007f4d045e5adb in ?? () No symbol table info available. #8 0x0000000708720860 in ?? () No symbol table info available. #9 0x00007f4c52a9f900 in ?? () No symbol table info available. #10 0x000000080004ede0 in ?? () No symbol table info available. #11 0x0000000010500001 in ?? () No symbol table info available. #12 0x00000007086001e8 in ?? () No symbol table info available. #13 0x0000000000000000 in ?? () No symbol table info available. . Thread 37 (Thread 0x7f4caeff3700 (LWP 3494)): #0 futex_abstimed_wait_cancelable (private=0, abstime=0x0, clockid=0, expected=0, futex_word=0x7f4d1407f130) at ../sysdeps/nptl/futex-internal.h:320 __ret = -512 op = 393 __ret = oldtype = 0 err = oldtype = err = __ret = clockbit = op = __ret = resultvar = __arg6 = __arg5 = __arg4 = __arg3 = __arg2 = __arg1 = _a6 = _a5 = _a4 = _a3 = _a2 = _a1 = #1 do_futex_wait (sem=sem@entry=0x7f4d1407f130, abstime=0x0, clockid=0) at sem_waitcommon.c:112 err = #2 0x00007f4d1ba234e8 in __new_sem_wait_slow (sem=sem@entry=0x7f4d1407f130, abstime=0x0, clockid=0) at sem_waitcommon.c:184 _buffer = {__routine = 0x7f4d1ba233a0 <__sem_wait_cleanup>, __arg = 0x7f4d1407f130, __canceltype = 0, __prev = 0x0} err = d = 17179869184 #3 0x00007f4d1ba23561 in __new_sem_wait (sem=sem@entry=0x7f4d1407f130) at sem_wait.c:42 No locals. #4 0x00007f4d1b2f8f2a in PosixSemaphore::wait (this=0x7f4d1407f130) at ./src/hotspot/os/posix/semaphore_posix.cpp:64 ret = err = #5 0x00007f4d1b5ac6e9 in Semaphore::wait (this=) at ./src/hotspot/share/runtime/semaphore.hpp:56 No locals. #6 SemaphoreGangTaskDispatcher::worker_wait_for_task (this=0x7f4d1407f100) at ./src/hotspot/share/gc/shared/workgroup.cpp:158 num_started = worker_id = #7 0x00007f4d1b5ab5f1 in GangWorker::wait_for_task (this=0x7f4cdc003800) at ./src/hotspot/share/gc/shared/workgroup.hpp:207 No locals. #8 GangWorker::loop (this=0x7f4cdc003800) at ./src/hotspot/share/gc/shared/workgroup.cpp:343 data = #9 0x00007f4d1b50e16f in Thread::call_run (this=this@entry=0x7f4cdc003800) at ./src/hotspot/share/runtime/thread.cpp:400 No locals. #10 0x00007f4d1b23571f in thread_native_entry (thread=0x7f4cdc003800) at ./src/hotspot/os/linux/os_linux.cpp:792 counter = 921 pid = osthread = 0x7f4cdc004970 sync = 0x7f4cdc004a60 #11 0x00007f4d1ba19609 in start_thread (arg=) at pthread_create.c:477 ret = pd = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139967330203392, 2049040321619526656, 139968240538590, 139968240538591, 139968240538736, 139967330201536, -2092209348773837824, -2092608036807408640}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 #12 0x00007f4d1bb5b293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 No locals. . Thread 36 (Thread 0x7f4cafbff700 (LWP 3387)): #0 0x00007f4d1bb5b5ce in epoll_wait (epfd=16, events=0x7f4d145f7470, maxevents=1024, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30 resultvar = 18446744073709551612 sc_cancel_oldtype = 0 sc_ret = #1 0x00007f4d1802d841 in Java_sun_nio_ch_EPoll_wait (env=0x7f4d144a7310, clazz=, epfd=, address=, numfds=, timeout=) at ./src/java.base/linux/native/libnio/ch/EPoll.c:87 events = res = #2 0x00007f4d043e4677 in ?? () No symbol table info available. #3 0x0000000709823048 in ?? () No symbol table info available. #4 0x0000000707fe0820 in ?? () No symbol table info available. #5 0x0000000707fe0820 in ?? () No symbol table info available. #6 0x0000000000000007 in ?? () No symbol table info available. #7 0x0000000700000001 in ?? () No symbol table info available. #8 0x0000000709707e60 in ?? () No symbol table info available. #9 0x0000000707fe0090 in ?? () No symbol table info available. #10 0x00007f4cfd1a792c in ?? () No symbol table info available. #11 0x0000000707fe0820 in ?? () No symbol table info available. #12 0x00007f4d044bb0a0 in ?? () No symbol table info available. #13 0x0000000000000003 in ?? () No symbol table info available. #14 0x0000000707fe0820 in ?? () No symbol table info available. #15 0x0000000707fe0878 in ?? () No symbol table info available. #16 0x00007f4d0448ee3c in ?? () No symbol table info available. #17 0x00000001098230b0 in ?? () No symbol table info available. #18 0x00007f4ce0ffc10f in ?? () No symbol table info available. #19 0x00000007080b98e0 in ?? () No symbol table info available. #20 0x00007f4cafbfe5e0 in ?? () No symbol table info available. #21 0x00000000e2c2eddb in ?? () No symbol table info available. #22 0x0000000000000007 in ?? () No symbol table info available. #23 0x00007f4cafcb4ff0 in ?? () No symbol table info available. #24 0x0000000000000000 in ?? () No symbol table info available. . Thread 35 (Thread 0x7f4cae5e6700 (LWP 262091)): #0 futex_abstimed_wait_cancelable (private=, abstime=0x7f4cae5e5750, clockid=, expected=0, futex_word=0x7f4cb43646ec) at ../sysdeps/nptl/futex-internal.h:320 __ret = -516 clockbit = op = __ret = oldtype = 0 err = oldtype = err = __ret = clockbit = op = __ret = resultvar = __arg6 = __arg5 = __arg4 = __arg3 = __arg2 = __arg1 = _a6 = _a5 = _a4 = _a3 = _a2 = _a1 = #1 __pthread_cond_wait_common (abstime=0x7f4cae5e5750, clockid=, mutex=0x7f4cb4364698, cond=0x7f4cb43646c0) at pthread_cond_wait.c:520 spin = 0 buffer = {__routine = 0x7f4d1ba20050 <__condvar_cleanup_waiting>, __arg = 0x7f4cae5e56c0, __canceltype = -1369549072, __prev = 0x0} cbuffer = {wseq = 7425, cond = 0x7f4cb43646c0, mutex = 0x7f4cb4364698, private = 0} err = g = 1 flags = g1_start = maxspin = 0 signals = result = 0 wseq = 7425 seq = 3712 private = maxspin = err =