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To enable execution of this file add
	add-auto-load-safe-path /usr/lib64/libthread_db-1.0.so
line to your configuration file "/root/.gdbinit".
To completely disable this security protection add
	set auto-load safe-path /
line to your configuration file "/root/.gdbinit".
For more information about this security protection see the
"Auto-loading safe path" section in the GDB manual.  E.g., run from the shell:
	info "(gdb)Auto-loading safe path"
Core was generated by `/opt/couchbase/bin/memcached -C /opt/couchbase/var/lib/couchbase/config/memcach'.
#0  0x00007ff74c0e0207 in raise () from /lib64/libc.so.6
#0  0x00007ff74c0e0207 in raise () from /lib64/libc.so.6
No symbol table info available.
#1  0x00007ff74c0e18f8 in abort () from /lib64/libc.so.6
No symbol table info available.
#2  0x00007ff74ca2a63c in __gnu_cxx::__verbose_terminate_handler () at /tmp/deploy/objdir/../gcc-10.2.0/libstdc++-v3/libsupc++/vterminate.cc:95
        terminating = false
        t = <optimized out>
#3  0x0000000000b38bab in backtrace_terminate_handler() () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/utilities/terminate_handler.cc:88
No locals.
#4  0x00007ff74ca358f6 in __cxxabiv1::__terminate(void (*)()) () at /tmp/deploy/objdir/../gcc-10.2.0/libstdc++-v3/libsupc++/eh_terminate.cc:48
No locals.
#5  0x00007ff74ca35961 in std::terminate () at /tmp/deploy/objdir/../gcc-10.2.0/libstdc++-v3/libsupc++/eh_terminate.cc:58
No locals.
#6  0x00007ff74ca35bf4 in __cxxabiv1::__cxa_throw (obj=obj@entry=0x7ff6f4004220, tinfo=0x107e4b0 <typeinfo for std::logic_error>, dest=0x445380 <_ZNSt11logic_errorD1Ev@plt>) at /tmp/deploy/objdir/../gcc-10.2.0/libstdc++-v3/libsupc++/eh_throw.cc:95
        globals = <optimized out>
        header = 0x7ff6f40041a0
#7  0x00000000004bf6fa in CheckpointManager::queueDirty(SingleThreadedRCPtr<Item, Item*, std::default_delete<Item> >&, GenerateBySeqno, GenerateCas, PreLinkDocumentContext*, std::function<void (long)>) (this=0x7ff7157e78e0, qi=..., generateBySeqno=<optimized out>, generateCas=<optimized out>, preLinkDocumentContext=<optimized out>, assignedSeqnoCallback=...) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/vbucket.h:440
        lh = {_M_device = @0x7ff6ba9eb8d0}
        openCkpt = <optimized out>
        newLastBySeqno = 140699194259552
        result = <optimized out>
        snapStart = <optimized out>
#8  0x0000000000737861 in VBucket::queueItem(SingleThreadedRCPtr<Item, Item*, std::default_delete<Item> >&, VBQueueItemCtx const&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/vbucket.cc:1280
        durLock = {_M_device = 0x7ff6baa0f010, _M_owns = false}
        notifyCtx = {bySeqno = 0, notifyReplication = false, notifyFlusher = false, syncWrite = No, itemCountDifference = 0}
#9  0x0000000000737e65 in VBucket::queueDirty(HashTable::HashBucketLock const&, StoredValue&, VBQueueItemCtx const&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/vbucket.cc:1369
        durabilityReqs = <optimized out>
        qi = {value = 0x7ff69a627080}
        notifyCtx = <optimized out>
#10 0x0000000000835206 in EPVBucket::updateStoredValue(HashTable::HashBucketLock const&, StoredValue&, Item const&, VBQueueItemCtx const&, bool) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/ep_vb.cc:676
        result = <optimized out>
#11 0x00000000007322bf in VBucket::processSetInner(HashTable::FindUpdateResult&, StoredValue*&, Item&, unsigned long, bool, bool, VBQueueItemCtx const&, cb::StoreIfStatus, bool) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/hash_table.h:741
        committed = <optimized out>
        status = <optimized out>
        notifyCtx = <optimized out>
#12 0x0000000000732a54 in VBucket::processSet(HashTable::FindUpdateResult&, StoredValue*&, Item&, unsigned long, bool, bool, VBQueueItemCtx const&, cb::StoreIfStatus, bool) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/vbucket.cc:3368
No locals.
#13 0x0000000000735752 in VBucket::setWithMeta(Item&, unsigned long, unsigned long*, CookieIface const*, EventuallyPersistentEngine&, CheckConflicts, bool, GenerateBySeqno, GenerateCas, Collections::VB::CachingReadHandle const&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/vbucket.cc:2085
        htRes = {pending = {lock = {bucketNum = 36, htLock = {_M_device = 0x7ff6b92bbda0, _M_owns = true}}, value = 0x0}, committed = 0x7ff698cda1d0, ht = @0x7ff6baa0ec18}
        v = 0x7ff698cda1d0
        hbl = @0x7ff7157e7db0: {bucketNum = 36, htLock = {_M_device = 0x7ff6b92bbda0, _M_owns = true}}
        maybeKeyExists = true
        queueItmCtx = {genBySeqno = No, genCas = No, generateDeleteTime = No, trackCasDrift = Yes, durability = {<std::_Optional_base<DurabilityItemCtx, true, true>> = {<std::_Optional_base_impl<DurabilityItemCtx, std::_Optional_base<DurabilityItemCtx, true, true> >> = {<No data fields>}, _M_payload = {<std::_Optional_payload_base<DurabilityItemCtx>> = {_M_payload = {_M_empty = {<No data fields>}, _M_value = {requirementsOrPreparedSeqno = {<std::__detail::__variant::_Variant_base<cb::durability::Requirements, long>> = {<std::__detail::__variant::_Move_assign_base<true, cb::durability::Requirements, long>> = {<std::__detail::__variant::_Copy_assign_base<true, cb::durability::Requirements, long>> = {<std::__detail::__variant::_Move_ctor_base<true, cb::durability::Requirements, long>> = {<std::__detail::__variant::_Copy_ctor_base<true, cb::durability::Requirements, long>> = {<std::__detail::__variant::_Variant_storage<true, cb::durability::Requirements, long>> = {_M_u = {_M_first = {_M_storage = {level = cb::durability::None, timeout = {static BucketDefaultVal = 0, static InfinityVal = 65535, value = 0}}}, _M_rest = {_M_first = {_M_storage = 140698833682176}, _M_rest = {<No data fields>}}}, _M_index = 0 '\000'}, <No data fields>}, <No data fields>}, <No data fields>}, <No data fields>}, <No data fields>}, <std::_Enable_default_constructor<true, std::variant<cb::durability::Requirements, long> >> = {<No data fields>}, <std::_Enable_copy_move<true, true, true, true, std::variant<cb::durability::Requirements, long> >> = {<No data fields>}, <No data fields>}, cookie = 0x7ff6bbb0fd80}}, _M_engaged = true}, <No data fields>}}, <std::_Enable_copy_move<true, true, true, true, std::optional<DurabilityItemCtx> >> = {<No data fields>}, <No data fields>}, preLinkDocumentContext = 0x0, overwritingPrepareSeqno = {<std::_Optional_base<long, true, true>> = {<std::_Optional_base_impl<long, std::_Optional_base<long, true, true> >> = {<No data fields>}, _M_payload = {<std::_Optional_payload_base<long>> = {_M_payload = {_M_empty = {<No data fields>}, _M_value = 33777}, _M_engaged = false}, <No data fields>}}, <std::_Enable_copy_move<true, true, true, true, std::optional<long> >> = {<No data fields>}, <No data fields>}, hcs = {<std::_Optional_base<long, true, true>> = {<std::_Optional_base_impl<long, std::_Optional_base<long, true, true> >> = {<No data fields>}, _M_payload = {<std::_Optional_payload_base<long>> = {_M_payload = {_M_empty = {<No data fields>}, _M_value = 8040351}, _M_engaged = false}, <No data fields>}}, <std::_Enable_copy_move<true, true, true, true, std::optional<long> >> = {<No data fields>}, <No data fields>}, deduplicate = No}
        status = <optimized out>
        notifyCtx = {<std::_Optional_base<VBNotifyCtx, true, true>> = {<std::_Optional_base_impl<VBNotifyCtx, std::_Optional_base<VBNotifyCtx, true, true> >> = {<No data fields>}, _M_payload = {<std::_Optional_payload_base<VBNotifyCtx>> = {_M_payload = {_M_empty = {<No data fields>}, _M_value = {bySeqno = 0, notifyReplication = false, notifyFlusher = false, syncWrite = No, itemCountDifference = 0}}, _M_engaged = false}, <No data fields>}}, <std::_Enable_copy_move<true, true, true, true, std::optional<VBNotifyCtx> >> = {<No data fields>}, <No data fields>}
        ret = <optimized out>
#14 0x00000000006ff6b8 in KVBucket::setWithMeta(Item&, unsigned long, unsigned long*, CookieIface const*, cb::bitset<4ul, vbucket_state_t, PermittedVBStatesMap>, CheckConflicts, bool, GenerateBySeqno, GenerateCas, ExtendedMetaData*) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/kv_bucket.cc:1753
        cHandle = {<Collections::VB::ReadHandle> = {readLock = {lock_ = 0x7ff6d455eb18, token_ = {type_ = folly::SharedMutexToken::INLINE_SHARED, slot_ = 33249}}, manifest = 0x7ff6d455ea80}, itr = {<folly::f14::detail::BaseIter<std::pair<CollectionID const, Collections::VB::ManifestEntry> const*, std::pair<CollectionID const, Collections::VB::ManifestEntry>*>> = {<No data fields>}, underlying_ = {itemPtr_ = 0x7ff6b92bffa8, index_ = 3}}, key = {<DocKeyInterface<DocKey>> = {<No data fields>}, buffer = {static npos = <optimized out>, buf = 0x7ff684ae8560 <Address 0x7ff684ae8560 out of bounds>, len = 21}, encoding = Yes}}
        vb = {<std::__shared_ptr<VBucket, (__gnu_cxx::_Lock_policy)2>> = {<std::__shared_ptr_access<VBucket, (__gnu_cxx::_Lock_policy)2, false, false>> = {<No data fields>}, _M_ptr = 0x7ff6baa0ec00, _M_refcount = {_M_pi = 0x7ff6b92adea0}}, <No data fields>}
        rlh = {lock_ = 0x7ff6baa0ede8, token_ = {type_ = folly::SharedMutexToken::INLINE_SHARED, slot_ = 54154}}
        rv = <optimized out>
#15 0x00000000008ef0c8 in PassiveStream::processMessage(MutationConsumerMessage*, PassiveStream::MessageType) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/dcp/response.h:478
        delCas = 8180270
        meta = {cas = 140699963096352, revSeqno = {counter = {_M_elems = "*\255|\000\000"}}, flags = 360612160, exptime = 140700139551031}
        taskToString = {_M_elems = {{static npos = 18446744073709551615, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7ff7157e80a0 "mutation"}, _M_string_length = 8, {_M_local_buf = "mutation\000y\326M\367\177\000", _M_allocated_capacity = 7957695015159100781}}, {static npos = 18446744073709551615, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7ff7157e80c0 "deletion"}, _M_string_length = 8, {_M_local_buf = "deletion\000\000\000\000\001\000\000", _M_allocated_capacity = 7957695015225681252}}, {static npos = 18446744073709551615, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7ff7157e80e0 "expiration"}, _M_string_length = 10, {_M_local_buf = "expiration\000\000\000\000\000", _M_allocated_capacity = 7598805615304013925}}, {static npos = 18446744073709551615, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7ff7157e8100 "prepare"}, _M_string_length = 7, {_M_local_buf = "prepare\000(\000\000\000\000\000\000", _M_allocated_capacity = 28554735470867056}}}}
        vb = {<std::__shared_ptr<VBucket, (__gnu_cxx::_Lock_policy)2>> = {<std::__shared_ptr_access<VBucket, (__gnu_cxx::_Lock_policy)2, false, false>> = {<No data fields>}, _M_ptr = 0x7ff6baa0ec00, _M_refcount = {_M_pi = 0x7ff6b92adea0}}, <No data fields>}
        consumer = {<std::__shared_ptr<DcpConsumer, (__gnu_cxx::_Lock_policy)2>> = {<std::__shared_ptr_access<DcpConsumer, (__gnu_cxx::_Lock_policy)2, false, false>> = {<No data fields>}, _M_ptr = <optimized out>, _M_refcount = {_M_pi = 0x7ff72462f800}}, <No data fields>}
        ret = <optimized out>
        deleteSource = Explicit
        switchComplete = false
#16 0x00000000008ef985 in processMutation (mutation=0x7ff6a2ab6ad0, this=0x7ff6819fcf10) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/dcp/passive_stream.cc:745
No locals.
#17 PassiveStream::processBufferedMessages(unsigned int&, unsigned long) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/dcp/passive_stream.cc:480
        ret = cb::success
        response = <synthetic pointer>
        message_bytes = <synthetic pointer>
        seqno = {<std::_Optional_base<long, true, true>> = {<std::_Optional_base_impl<long, std::_Optional_base<long, true, true> >> = {<No data fields>}, _M_payload = {<std::_Optional_payload_base<long>> = {_M_payload = {_M_empty = {<No data fields>}, _M_value = 33778}, _M_engaged = true}, <No data fields>}}, <std::_Enable_copy_move<true, true, true, true, std::optional<long> >> = {<No data fields>}, <No data fields>}
        lh = {_M_device = 0x7ff6819fd070, _M_owns = false}
        count = 8
        total_bytes_processed = 1660
        failed = false
        noMem = false
#18 0x00000000008e07d2 in DcpConsumer::drainStreamsBufferedItems (this=this@entry=0x7ff72462f880, stream=..., yieldThreshold=10) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/dcp/consumer.cc:1270
        rval = all_processed
        bytesProcessed = 0
        iterations = 2
#19 0x00000000008e6dd7 in DcpConsumer::processBufferedItems() () at /opt/gcc-10.2.0/include/c++/10.2.0/ext/atomicity.h:100
        stream = {<std::__shared_ptr<PassiveStream, (__gnu_cxx::_Lock_policy)2>> = {<std::__shared_ptr_access<PassiveStream, (__gnu_cxx::_Lock_policy)2, false, false>> = {<No data fields>}, _M_ptr = 0x7ff6819fcf10, _M_refcount = {_M_pi = 0x7ff6819fcf00}}, <No data fields>}
        process_ret = all_processed
        vbucket = {vbid = 655}
#20 0x00000000008ea305 in DcpConsumerTask::run (this=0x7ff6907749f0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/dcp/consumer.cc:84
        phosphor_internal_category_enabled_73 = {_M_b = {_M_p = 0x0}, static is_always_lock_free = <optimized out>}
        phosphor_internal_category_enabled_temp_73 = <optimized out>
        phosphor_internal_tpi_73 = {category = 0x0, name = 0x0, type = phosphor::AsyncStart, argument_names = {_M_elems = {0x0, 0x0}}, argument_types = {_M_elems = {phosphor::is_bool, phosphor::is_bool}}}
        phosphor_internal_guard_73 = {tpi = 0x1069c80 <DcpConsumerTask::run()::phosphor_internal_tpi_73>, enabled = true, arg1 = {<No data fields>}, arg2 = {<No data fields>}, start = {__d = {__r = 30047765996210100}}}
        consumer = {<std::__shared_ptr<DcpConsumer, (__gnu_cxx::_Lock_policy)2>> = {<std::__shared_ptr_access<DcpConsumer, (__gnu_cxx::_Lock_policy)2, false, false>> = {<No data fields>}, _M_ptr = <optimized out>, _M_refcount = {_M_pi = 0x7ff72462f800}}, <No data fields>}
        sleepFor = 0
        state = <optimized out>
#21 0x0000000000aa7979 in GlobalTask::execute(std::basic_string_view<char, std::char_traits<char> >) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/globaltask.cc:98
        guard = {previous = 0x0}
        start = <optimized out>
        runAgain = <optimized out>
#22 0x0000000000aa103a in FollyExecutorPool::TaskProxy::scheduleViaCPUPool()::{lambda()#2}::operator()() const (__closure=0x7ff7157e8650) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:309
        runAgain = <optimized out>
        proxy = @0x7ff6bbc643a0: <error reading variable>
#23 0x0000000000aa8d2e in operator() (this=0x7ff7157e8650) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/cancellable_cpu_executor.cc:42
        fn = @0x7ff7157e8650: {<folly::detail::function::FunctionTraits<void()>> = {<No data fields>}, data_ = {big = 0x7ff6bbc643a0, tiny = {__data = "\240C\306\273\366\177\000\000@\207~\025\367\177\000\000\000\000\000\000\000\000\000\000\300\272\363J\367\177\000\000!\001\000\000\000\000\000\000=m\277\000\000\000\000", __align = {<No data fields>}}}, call_ = 0xaa1570 <folly::detail::function::FunctionTraits<void ()>::callSmall<FollyExecutorPool::TaskProxy::scheduleViaCPUPool()::{lambda()#2}>(folly::detail::function::Data&)>, exec_ = 0xa9fa60 <folly::detail::function::execSmall<FollyExecutorPool::TaskProxy::scheduleViaCPUPool()::{lambda()#2}>(folly::detail::function::Op, folly::detail::function::Data*, folly::detail::function::Data)>}
#24 CancellableCPUExecutor::add(GlobalTask*, folly::Function<void ()>)::{lambda()#1}::operator()() const () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/cancellable_cpu_executor.cc:42
        task = {storage_ = {{emptyState = -16 '\360', value = {task = 0x7ff6907749f0, func = {<folly::detail::function::FunctionTraits<void()>> = {<No data fields>}, data_ = {big = 0x7ff6bbc643a0, tiny = {__data = "\240C\306\273\366\177\000\000@\207~\025\367\177\000\000\000\000\000\000\000\000\000\000\300\272\363J\367\177\000\000!\001\000\000\000\000\000\000=m\277\000\000\000\000", __align = {<No data fields>}}}, call_ = 0xaa1570 <folly::detail::function::FunctionTraits<void ()>::callSmall<FollyExecutorPool::TaskProxy::scheduleViaCPUPool()::{lambda()#2}>(folly::detail::function::Data&)>, exec_ = 0xa9fa60 <folly::detail::function::execSmall<FollyExecutorPool::TaskProxy::scheduleViaCPUPool()::{lambda()#2}>(folly::detail::function::Op, folly::detail::function::Data*, folly::detail::function::Data)>}}}, hasValue = true}}
        this = <optimized out>
#25 0x0000000000c06310 in operator() (this=0x7ff7157e8840) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:416
        fn = @0x7ff7157e8840: {<folly::detail::function::FunctionTraits<void()>> = {<No data fields>}, data_ = {big = 0x7ff74ae41800, tiny = {__data = "\000\030\344J\367\177\000\000\320\067\352N\367\177\000\000\060\000\000\000\000\000\000\000*_\001\000\000\000\000\000\330\000\000\000\000\000\000\000\020\211~\025\367\177\000", __align = {<No data fields>}}}, call_ = 0xaa90b0 <folly::detail::function::FunctionTraits<void()>::callSmall<CancellableCPUExecutor::add(GlobalTask*, folly::Func)::<lambda()> >(folly::detail::function::Data &)>, exec_ = 0xaa8660 <folly::detail::function::execSmall<CancellableCPUExecutor::add(GlobalTask*, folly::Func)::<lambda()> >(folly::detail::function::Op, folly::detail::function::Data *, folly::detail::function::Data *)>}
#26 folly::ThreadPoolExecutor::runTask(std::shared_ptr<folly::ThreadPoolExecutor::Thread> const&, folly::ThreadPoolExecutor::Task&&) (this=this@entry=0x7ff74ae41900, thread=..., task=task@entry=<unknown type in /usr/lib/debug/opt/couchbase/bin/memcached-7.2.0-5165.x86_64.debug, CU 0xa8370ee, DIE 0xa8bb023>) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/ThreadPoolExecutor.cpp:97
        rctx = {prev_ = {<std::__shared_ptr<folly::RequestContext, (__gnu_cxx::_Lock_policy)2>> = {<std::__shared_ptr_access<folly::RequestContext, (__gnu_cxx::_Lock_policy)2, false, false>> = {<No data fields>}, _M_ptr = 0x0, _M_refcount = {_M_pi = 0x0}}, <No data fields>}}
        startTime = {__d = {__r = 30047765996206086}}
        stats = {expired = false, waitTime = {__r = 7770700}, runTime = {__r = 0}, enqueueTime = {__d = {__r = 30047765988435386}}, requestId = 0}
#27 0x0000000000bf0daa in folly::CPUThreadPoolExecutor::threadRun (this=0x7ff74ae41900, thread=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/executors/CPUThreadPoolExecutor.cpp:265
        task = {storage_ = {{emptyState = 0 '\000', value = {<folly::ThreadPoolExecutor::Task> = {func_ = {<folly::detail::function::FunctionTraits<void()>> = {<No data fields>}, data_ = {big = 0x7ff74ae41800, tiny = {__data = "\000\030\344J\367\177\000\000\320\067\352N\367\177\000\000\060\000\000\000\000\000\000\000*_\001\000\000\000\000\000\330\000\000\000\000\000\000\000\020\211~\025\367\177\000", __align = {<No data fields>}}}, call_ = 0xaa90b0 <folly::detail::function::FunctionTraits<void()>::callSmall<CancellableCPUExecutor::add(GlobalTask*, folly::Func)::<lambda()> >(folly::detail::function::Data &)>, exec_ = 0xaa8660 <folly::detail::function::execSmall<CancellableCPUExecutor::add(GlobalTask*, folly::Func)::<lambda()> >(folly::detail::function::Op, folly::detail::function::Data *, folly::detail::function::Data *)>}, enqueueTime_ = {__d = {__r = 30047765988435386}}, expiration_ = {__r = 0}, expireCallback_ = {<folly::detail::function::FunctionTraits<void()>> = {<No data fields>}, data_ = {big = 0x15f2a, tiny = {__data = "*_\001\000\000\000\000\000K}\245", '\000' <repeats 13 times>, "_~\311N\367\177\000\000p\332\376\026\367\177\000\000@\026\352N\367\177\000", __align = {<No data fields>}}}, call_ = 0x46758f <folly::detail::function::FunctionTraits<void ()>::uninitCall(folly::detail::function::Data&)>, exec_ = 0x0}, context_ = {<std::__shared_ptr<folly::RequestContext, (__gnu_cxx::_Lock_policy)2>> = {<std::__shared_ptr_access<folly::RequestContext, (__gnu_cxx::_Lock_policy)2, false, false>> = {<No data fields>}, _M_ptr = 0x0, _M_refcount = {_M_pi = 0x0}}, <No data fields>}}, poison = false, priority_ = 0 '\000', queueObserverPayload_ = 140700106661600}}, hasValue = true}}
        guard = {list_ = {forbid = true, prev = 0x0, curr = {name = {static npos = <optimized out>, b_ = 0xcca08b "CPUThreadPoolExecutor", e_ = 0xcca0a0 ""}}}}
#28 0x0000000000c092c9 in __invoke_impl<void, void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__t=<optimized out>, __f=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:73
No locals.
#29 __invoke<void (folly::ThreadPoolExecutor::*&)(std::shared_ptr<folly::ThreadPoolExecutor::Thread>), folly::ThreadPoolExecutor*&, std::shared_ptr<folly::ThreadPoolExecutor::Thread>&> (__fn=<optimized out>) at /usr/local/include/c++/7.3.0/bits/invoke.h:95
No locals.
#30 __call<void, 0, 1> (__args=<optimized out>, this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:467
No locals.
#31 operator()<> (this=<optimized out>) at /usr/local/include/c++/7.3.0/functional:551
No locals.
#32 folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/cbdeps-platform-build-old/deps/packages/build/folly/folly-prefix/src/folly/folly/Function.h:401
        fn = <optimized out>
#33 0x0000000000aa0d34 in operator() (this=0x7ff743434ac0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:49
        fn = @0x7ff743434ac0: <error reading variable>
#34 operator() (__closure=0x7ff743434ac0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/executor/folly_executorpool.cc:49
        threadNameOpt = {storage_ = {{emptyState = -96 '\240', value = {static npos = 18446744073709551615, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7ff7157e89a0 "NonIoPool1"}, _M_string_length = 10, {_M_local_buf = "NonIoPool1\000\000\000\000\000", _M_allocated_capacity = 8029725099528449870}}}, hasValue = true}}
        func = <error reading variable func (Cannot access memory at address 0x7ff743434ac0)>
#35 folly::detail::function::FunctionTraits<void ()>::callBig<CBRegisteredThreadFactory::newThread(folly::Function<void ()>&&)::{lambda()#1}>(folly::detail::function::Data&) (p=...) at /home/couchbase/jenkins/workspace/couchbase-server-unix/server_build/tlm/deps/folly.exploded/include/folly/Function.h:401
        fn = @0x7ff743434ac0: <error reading variable>
#36 0x00007ff74ca5ed40 in execute_native_thread_routine () at /tmp/deploy/objdir/../gcc-10.2.0/libstdc++-v3/src/c++11/thread.cc:80
No locals.
#37 0x00007ff74e866dd5 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#38 0x00007ff74c1a7ead in clone () from /lib64/libc.so.6
No symbol table info available.