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Posted to commits@doris.apache.org by GitBox <gi...@apache.org> on 2022/04/02 13:57:39 UTC
[GitHub] [incubator-doris] zenoyang opened a new issue #8835: [Bug] dict col convert to predicate column cause be core dump
zenoyang opened a new issue #8835:
URL: https://github.com/apache/incubator-doris/issues/8835
### Search before asking
- [X] I had searched in the [issues](https://github.com/apache/incubator-doris/issues?q=is%3Aissue) and found no similar issues.
### Version
master lastest
### What's Wrong?
When `enable_low_cardinality_optimize = true`, and trigger the execution of `ColumnDictionary::convert_to_predicate_column_if_dictionary`, BE will Core
stack:
```c++
Thread 65 (crashed)
0 palo_be!tcmalloc::CentralFreeList::FetchFromOneSpans(int, void**, void**) [central_freelist.cc : 299 + 0x0]
1 palo_be!tcmalloc::CentralFreeList::RemoveRange(void**, void**, int) [central_freelist.cc : 262 + 0x8]
2 palo_be!tcmalloc::ThreadCache::FetchFromCentralCache(unsigned int, int, void* (*)(unsigned long)) [thread_cache.cc : 125 + 0x5]
3 palo_be!tcmalloc::allocate_full_malloc_oom(unsigned long) [thread_cache.h : 380 + 0xb]
4 palo_be!bshuf_untrans_bit_elem_AVX_avx2 + 0x26
5 palo_be!bshuf_decompress_lz4_block_avx2 + 0xc4
6 palo_be!bshuf_blocked_wrap_fun_avx2 + 0x8f
7 palo_be!doris::segment_v2::BitShufflePageDecoder<(doris::FieldType)5>::init() [bitshuffle_page.h : 389 + 0x5]
8 palo_be!doris::segment_v2::BinaryDictPageDecoder::init() [binary_dict_page.cpp : 221 + 0x5]
9 palo_be!doris::segment_v2::FileColumnIterator::_read_data_page(doris::segment_v2::OrdinalPageIndexIterator const&) [parsed_page.h : 57 + 0x10]
10 palo_be!doris::segment_v2::FileColumnIterator::seek_to_ordinal(unsigned long) [column_reader.cpp : 480 + 0xe]
11 palo_be!doris::segment_v2::SegmentIterator::_seek_columns(std::vector<unsigned int, std::allocator<unsigned int> > const&, unsigned int) [segment_iterator.cpp : 467 + 0x16]
12 palo_be!doris::segment_v2::SegmentIterator::_read_columns_by_index(unsigned int, unsigned int&, bool) [segment_iterator.cpp : 779 + 0x19]
13 palo_be!doris::segment_v2::SegmentIterator::next_batch(doris::vectorized::Block*) [segment_iterator.cpp : 903 + 0xc]
14 palo_be!doris::BetaRowsetReader::next_block(doris::vectorized::Block*) [beta_rowset_reader.cpp : 186 + 0xc]
15 palo_be!doris::vectorized::VCollectIterator::Level1Iterator::next(doris::vectorized::Block*) [vcollect_iterator.cpp : 366 + 0x9]
16 palo_be!doris::vectorized::BlockReader::_direct_next_block(doris::vectorized::Block*, doris::MemPool*, doris::ObjectPool*, bool*) [block_reader.cpp : 175 + 0x5]
17 palo_be!doris::vectorized::VOlapScanner::get_block(doris::RuntimeState*, doris::vectorized::Block*, bool*) [volap_scanner.cpp : 56 + 0x10]
18 palo_be!doris::vectorized::VOlapScanNode::scanner_thread(doris::vectorized::VOlapScanner*) [volap_scan_node.cpp : 219 + 0x5]
19 libpthread.so.0 + 0xc7d0
```
### What You Expected?
Avoid core, return correct result.
### How to Reproduce?
When `enable_low_cardinality_optimize = true`, for the TPCH dataset, using the following SQL query will Core.
```sql
select count(*) from lineitem where l_comment = 'ously even exc';
```
### Anything Else?
no
### Are you willing to submit PR?
- [X] Yes I am willing to submit a PR!
### Code of Conduct
- [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)
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