# A fatal error has been detected by the Java Runtime Environment:
#
# Internal Error (mallocHeader.inline.hpp:107), pid=11743, tid=21251
# fatal error: NMT corruption: Block at 0x000060000133bfd0: header canary broken
#
# JRE version: Java(TM) SE Runtime Environment (26.0) (build 26-internal-2025-07-03-1607476.markus.gronlund.jdkcopy3)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (26-internal-2025-07-03-1607476.markus.gronlund.jdkcopy3, mixed mode, tiered, compressed oops, compressed class ptrs, serial gc, bsd-amd64)
# Core dump will be written. Default location: core.11743

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

Current thread (0x00007f8fa3038c10): VMThread "VM Thread" [id=21251, stack(0x000070000fb6f000,0x000070000fc6f000) (1024K)]

Stack: [0x000070000fb6f000,0x000070000fc6f000], sp=0x000070000fc6de50, free space=1019k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.dylib+0xbf1c8c] VMError::report(outputStream*, bool)+0xa9c (mallocHeader.inline.hpp:107)
V [libjvm.dylib+0xbf5d25] VMError::report_and_die(int, char const*, char const*, __va_list_tag*, Thread*, unsigned char*, void const*, void const*, char const*, int, unsigned long)+0x575
V [libjvm.dylib+0x404e20] DebuggingContext::~DebuggingContext()+0x0
V [libjvm.dylib+0x8f770f] MallocHeader* MallocHeader::resolve_checked_impl<void*, MallocHeader*>(void*)+0x15f
V [libjvm.dylib+0x8f720c] MallocTracker::record_free_block(void*)+0xc
V [libjvm.dylib+0x9a719a] os::free(void*)+0xea
V [libjvm.dylib+0x388fb4] CodeBlob::purge()+0x44
V [libjvm.dylib+0x978e98] nmethod::purge(bool)+0x308
V [libjvm.dylib+0x380439] ClassUnloadingContext::purge_nmethods()+0x69
V [libjvm.dylib+0xa4d75d] SerialFullGC::phase1_mark(bool)+0x8ad
V [libjvm.dylib+0xa4e8d1] SerialFullGC::invoke_at_safepoint(bool)+0xe1
V [libjvm.dylib+0xa56a79] SerialHeap::do_full_collection(bool)+0x369
V [libjvm.dylib+0xa5b4e0] VM_SerialGCCollect::doit()+0x30
V [libjvm.dylib+0xbfc257] VM_Operation::evaluate()+0xd7
V [libjvm.dylib+0xc11dcc] VMThread::evaluate_operation(VM_Operation*)+0xac
V [libjvm.dylib+0xc125d7] VMThread::inner_execute(VM_Operation*)+0x297
V [libjvm.dylib+0xc11add] VMThread::run()+0xbd
V [libjvm.dylib+0xb791c8] Thread::call_run()+0xa8
V [libjvm.dylib+0x9acccf] thread_native_entry(Thread*)+0x10f
C [libsystem_pthread.dylib+0x6202] _pthread_start+0x63
C [libsystem_pthread.dylib+0x1bab] thread_start+0xf
VM_Operation (0x00007000105090a8): SerialGCCollect, mode: safepoint, requested by thread 0x00007f8fa101e210