[IMPALA-9338] Impala crashing in impala::RowDescriptor::TupleIsNullable(int)

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: Impala 3.3.0
• Fix Version/s: Impala 4.1.0
• Component/s: Backend
• Labels: crash
• Target Version: Impala 4.1.0
• Epic Color: ghx-label-2
• Assignee: Yida Wu
• Reporter: Abhishek Rawat
• Created: 29/Jan/20 05:18
• Updated: 28/Feb/23 21:05
• Resolved: 21/Jul/21 22:51

Description

Repro:

create database default;


CREATE EXTERNAL TABLE default.dimension ( ssn_id INT, act_num CHAR(1), eff_dt CHAR(10), seq_num SMALLINT, entry_dt CHAR(10), map ARRAY<INT>, src CHAR(10), msg CHAR(1), msg_num CHAR(3), remarks CHAR(3), description CHAR(26), default_load_ts CHAR(26), map_cd VARCHAR(50) ) PARTITIONED BY ( year INT, ssn_hash INT ) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\u001C' WITH SERDEPROPERTIES ('colelction.delim'=',', 'field.delim'='\u001C', 'serialization.format'='\u001C') STORED AS PARQUET --LOCATION 'hdfs://prdnameservice/user/hive/warehouse/default.db/dimension' TBLPROPERTIES ('DO_NOT_UPDATE_STATS'='true', 'STATS_GENERATED'='TASK', 'STATS_GENERATED_VIA_STATS_TASK'='true', 'impala.lastComputeStatsTime'='1579246708', 'last_modified_by'='a00811p', 'last_modified_time'='1489791214', 'numRows'='7357715311', 'totalSize'='235136295799');


CREATE EXTERNAL TABLE default.fact ( ssn_id_n INT, bor_act_sfx CHAR(1), start_dt CHAR(10), seq_num SMALLINT, msg_n CHAR(8), end_dt CHAR(10), reviews CHAR(50), description CHAR(50), detail CHAR(50), default_load_ts CHAR(26) ) PARTITIONED BY ( year INT, ssn_hash INT ) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\u0016' WITH SERDEPROPERTIES ('field.delim'='\u0016', 'serialization.format'='\u0016') STORED AS PARQUET --LOCATION 'hdfs://prdnameservice/user/hive/warehouse/default.db/fact' TBLPROPERTIES ('DO_NOT_UPDATE_STATS'='true', 'STATS_GENERATED'='TASK', 'STATS_GENERATED_VIA_STATS_TASK'='true', 'impala.lastComputeStatsTime'='1579242111', 'last_modified_by'='e32940', 'last_modified_time'='1484186332', 'numRows'='5142832439', 'totalSize'='105397898347'); 


use default;


select ssn_id_n, bor_act_sfx, amap.item, start_dt, reviews, concat(msg, msg_num) corr_code from dimension, dimension.map amap LEFT JOIN fact ON dimension.ssn_id = fact.ssn_id_n AND dimension.act_num = fact.bor_act_sfx AND dimension.eff_dt = fact.start_dt and dimension.year = fact.year --and dimension.month(cast(eff_dt as timestamp)) = fact.month(cast(start_dt as timestamp)) AND dimension.YEAR = fact.YEAR AND fact.year in (2018,2019) where dimension.msg like '%B295%' AND dimension.year in (2018,2019);

Stack Trace:

#0 0x0000000000f8b1b9 in impala::RowDescriptor::TupleIsNullable(int) const () 
#1 0x000000000130911f in impala::SlotRef::Init(impala::RowDescriptor const&, impala::RuntimeState*) () 
#2 0x000000000130748e in impala::ScalarExpr::Create(impala::TExpr const&, impala::RowDescriptor const&, impala::RuntimeState*, impala::ObjectPool*, impala::ScalarExpr**) () 
#3 0x00000000013075e5 in impala::ScalarExpr::Create(std::vector<impala::TExpr, std::allocator<impala::TExpr> > const&, impala::RowDescriptor const&, impala::RuntimeState*, impala::ObjectPool*, std::vector<impala::ScalarExpr*, std::allocator<impala::ScalarExpr*> >*) () 
#4 0x000000000130769f in impala::ScalarExpr::Create(std::vector<impala::TExpr, std::allocator<impala::TExpr> > const&, impala::RowDescriptor const&, impala::RuntimeState*, std::vector<impala::ScalarExpr*, std::allocator<impala::ScalarExpr*> >*) () 
#5 0x000000000149c1aa in impala::KrpcDataStreamSender::Init(std::vector<impala::TExpr, std::allocator<impala::TExpr> > const&, impala::TDataSink const&, impala::RuntimeState*) () 
#6 0x0000000001208ad3 in impala::DataSink::Create(impala::TPlanFragmentCtx const&, impala::TPlanFragmentInstanceCtx const&, impala::RowDescriptor const*, impala::RuntimeState*, impala::DataSink**) () 
#7 0x0000000000fac9a4 in impala::FragmentInstanceState::Prepare() () 
#8 0x0000000000fad3dd in impala::FragmentInstanceState::Exec() () 
#9 0x0000000000f98e77 in impala::QueryState::ExecFInstance(impala::FragmentInstanceState*) () 
#10 0x00000000011a1490 in impala::Thread::SuperviseThread(std::string const&, std::string const&, boost::function<void ()>, impala::ThreadDebugInfo const*, impala::Promise<long, (impala::PromiseMode)0>*) () 
#11 0x00000000011a203a in boost::detail::thread_data<boost::_bi::bind_t<void, void (std::string const&, std::string const&, boost::function<void ()>, impala::ThreadDebugInfo const*, impala::Promise<long, (impala::PromiseMode)0>), boost::_bi::list5<boost::_bi::value<std::string>, boost::_bi::value<std::string>, boost::_bi::value<boost::function<void ()> >, boost::_bi::value<impala::ThreadDebugInfo>, boost::_bi::value<impala::Promise<long, (impala::PromiseMode)0>*> > > >::run() () 
#12 0x00000000017909ca in thread_proxy () #13 0x00007f8832fa6aa1 in __pthread_initialize_minimal_internal () from /lib64/libpthread.so.0 #14 0x0000000000000000 in ?? ()

 

The crash only happens when ROJ plan is selected. If, LOJ plan is selected the query runs successfully.

Initial investigation indicates that the Scalar expression being contructed in the above stack trace is referencing an invalid tupleId in the row descriptor.