{
    "backtrace": [
        "(()+0x12b20) [0x7f15054ecb20]",
        "(pread64()+0x57) [0x7f15054ec207]",
        "(KernelDevice::read(unsigned long, unsigned long, ceph::buffer::v15_2_0::list*, IOContext*, bool)+0x31b) [0x55c4a8d3eeeb]",
        "(BlueFS::_read(BlueFS::FileReader*, BlueFS::FileReaderBuffer*, unsigned long, unsigned long, ceph::buffer::v15_2_0::list*, char*)+0x7d3) [0x55c4a8ce51b3]",
        "(BlueRocksRandomAccessFile::Prefetch(unsigned long, unsigned long)+0x2e) [0x55c4a8d1648e]",
        "(rocksdb::BlockBasedTableIterator<rocksdb::DataBlockIter, rocksdb::Slice>::InitDataBlock()+0x27f) [0x55c4a92a952f]",
        "(rocksdb::BlockBasedTableIterator<rocksdb::DataBlockIter, rocksdb::Slice>::FindKeyForward()+0x18c) [0x55c4a92a971c]",
        "(()+0x10d83f9) [0x55c4a92353f9]",
        "(rocksdb::MergingIterator::Next()+0x33) [0x55c4a92ba903]",
        "(rocksdb::DBIter::FindNextUserEntryInternal(bool, bool)+0x3a5) [0x55c4a91cd655]",
        "(rocksdb::DBIter::Next()+0x31e) [0x55c4a91ce59e]",
        "(RocksDBStore::RocksDBWholeSpaceIteratorImpl::next()+0x31) [0x55c4a9140461]",
        "(()+0xa5daea) [0x55c4a8bbaaea]",
        "(BlueStore::_collection_list(BlueStore::Collection*, ghobject_t const&, ghobject_t const&, int, bool, std::vector<ghobject_t, std::allocator<ghobject_t> >*, ghobject_t*)+0xdf8) [0x55c4a8bf0c48]",
        "(BlueStore::collection_list(boost::intrusive_ptr<ObjectStore::CollectionImpl>&, ghobject_t const&, ghobject_t const&, int, std::vector<ghobject_t, std::allocator<ghobject_t> >*, ghobject_t*)+0x2a6) [0x55c4a8bf2076]",
        "(PG::do_delete_work(ceph::os::Transaction&, ghobject_t)+0x1100) [0x55c4a87ff850]",
        "(PeeringState::Deleting::react(PeeringState::DeleteSome const&)+0xc0) [0x55c4a89b32a0]",
        "(boost::statechart::simple_state<PeeringState::Deleting, PeeringState::ToDelete, boost::mpl::list<mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, (boost::statechart::history_mode)0>::react_impl(boost::statechart::event_base const&, void const*)+0x125) [0x55c4a8a16305]",
        "(boost::statechart::state_machine<PeeringState::PeeringMachine, PeeringState::Initial, std::allocator<boost::statechart::none>, boost::statechart::null_exception_translator>::process_event(boost::statechart::event_base const&)+0x5b) [0x55c4a8808aeb]",
        "(PG::do_peering_event(std::shared_ptr<PGPeeringEvent>, PeeringCtx&)+0x2d1) [0x55c4a87fb191]",
        "(OSD::dequeue_peering_evt(OSDShard*, PG*, std::shared_ptr<PGPeeringEvent>, ThreadPool::TPHandle&)+0x29c) [0x55c4a87724cc]",
        "(OSD::dequeue_delete(OSDShard*, PG*, unsigned int, ThreadPool::TPHandle&)+0xc8) [0x55c4a87726a8]",
        "(OSD::ShardedOpWQ::_process(unsigned int, ceph::heartbeat_handle_d*)+0x12ef) [0x55c4a876517f]",
        "(ShardedThreadPool::shardedthreadpool_worker(unsigned int)+0x5c4) [0x55c4a8da36f4]",
        "(ShardedThreadPool::WorkThreadSharded::entry()+0x14) [0x55c4a8da6354]",
        "(()+0x814a) [0x7f15054e214a]",
        "(clone()+0x43) [0x7f1504212dc3]"
    ],
    "ceph_version": "15.2.14",
    "crash_id": "2021-11-03T14:15:17.604400Z_3d379ee1-1517-44a8-b1a4-aaaff43f3cf4",
    "entity_name": "osd.3",
    "os_id": "centos",
    "os_name": "CentOS Linux",
    "os_version": "8",
    "os_version_id": "8",
    "process_name": "ceph-osd",
    "stack_sig": "9743daf0af885ccf8d408cb19eaf38e2101736261b85f2eb0de9a40a29ce1788",
    "timestamp": "2021-11-03T14:15:17.604400Z",
    "utsname_hostname": "server-6s05",
    "utsname_machine": "x86_64",
    "utsname_release": "4.18.0-305.19.1.el8_4.x86_64",
    "utsname_sysname": "Linux",
    "utsname_version": "#1 SMP Wed Sep 15 15:39:39 UTC 2021"
}