Coredump inside wal module when balancing.

[dangleptr]

0911 10:02:14.614630  9927 FileBasedWal.cpp:287] Check failed: currInfo_->size() == FileUtils::fileSize(currInfo_->path()) (930374 vs. 930521) /home/vesoft/prog/heng/data/disk3/nebula/1/wal/48/0000000000000281003.wal size does not match
*** Check failure stack trace: ***
    @          0x25ade1c  google::LogMessage::Fail()
    @          0x25b236b  google::LogMessage::SendToLog()
    @          0x25adb1c  google::LogMessage::Flush()
    @          0x25ae308  google::LogMessageFatal::~LogMessageFatal()
    @          0x2015a9e  nebula::wal::FileBasedWal::closeCurrFile()
    @          0x2013b00  nebula::wal::FileBasedWal::~FileBasedWal()
    @          0x2013c4b  nebula::wal::FileBasedWal::~FileBasedWal()
    @          0x201d5c0  std::_Sp_counted_ptr<>::_M_dispose()
    @          0x18eeb2d  std::_Sp_counted_base<>::_M_release()
    @          0x18ed6e0  std::__shared_count<>::~__shared_count()
    @          0x1f75bf1  std::__shared_ptr<>::~__shared_ptr()
    @          0x1f75c0d  std::shared_ptr<>::~shared_ptr()
    @          0x1f54a1b  nebula::raftex::RaftPart::~RaftPart()
    @          0x1b32153  nebula::kvstore::Part::~Part()
    @          0x1b5865c  __gnu_cxx::new_allocator<>::destroy<>()
    @          0x1b58510  std::allocator_traits<>::destroy<>()
    @          0x1b58122  std::_Sp_counted_ptr_inplace<>::_M_dispose()
    @          0x18eeb2d  std::_Sp_counted_base<>::_M_release()
    @          0x18ed6e0  std::__shared_count<>::~__shared_count()
    @          0x1b4dbbf  std::__shared_ptr<>::~__shared_ptr()
    @          0x1b4dbdb  std::shared_ptr<>::~shared_ptr()
    @          0x1f5df99  _ZZN6nebula6raftex8RaftPart13statusPollingEvENUlvE_D2Ev
    @          0x1f66afb  _ZNSt5_BindIFZN6nebula6raftex8RaftPart13statusPollingEvEUlvE_vEED2Ev
    @          0x1f743c3  _ZNSt14_Function_base13_Base_managerISt5_BindIFZN6nebula6raftex8RaftPart13statusPollingEvEUlvE_vEEE10_M_destroyERSt9_Any_dataSt17integral_constantIbLb0EE
    @          0x1f73967  _ZNSt14_Function_base13_Base_managerISt5_BindIFZN6nebula6raftex8RaftPart13statusPollingEvEUlvE_vEEE10_M_managerERSt9_Any_dataRKS9_St18_Manager_operation
    @          0x18ec4a4  std::_Function_base::~_Function_base()
    @          0x18f94c5  std::function<>::~function()
    @          0x19b4fc5  __gnu_cxx::new_allocator<>::destroy<>()
    @          0x19b2906  std::allocator_traits<>::destroy<>()
    @          0x1c58d00  std::_Sp_counted_ptr_inplace<>::_M_dispose()
    @          0x18eeb2d  std::_Sp_counted_base<>::_M_release()
    @          0x18ed6e0  std::__shared_count<>::~__shared_count()