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  1. Apache Arrow
  2. ARROW-12103

[C++] "load of misaligned address" in Parquet reader

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 4.0.0
    • C++

    Description

      When running the R sanitizer job, errors like these are reported:

      /arrow/cpp/src/arrow/util/bpacking_avx2_generated.h:278:41: runtime error: load of misaligned address 0x7fb0a9c0e11d for type 'const uint32_t', which requires 4 byte alignment
      0x7fb0a9c0e11d: note: pointer points here
       40 01 05 09 00 04 31  48 31 e1 a0 a4 16 63 cd  3d 18 e5 9a 87 d6 67 2f  16 00 00 00 00 00 00 00  00
                   ^
          #0 0x7fb1786fa536 in arrow::internal::unpack32_avx2(unsigned int const*, unsigned int*, int, int) (/usr/local/RDsan/lib/R/site-library/arrow/libs/arrow.so+0x17fa2536)
          #1 0x7fb1768bfc03 in arrow::internal::unpack32(unsigned int const*, unsigned int*, int, int) (/usr/local/RDsan/lib/R/site-library/arrow/libs/arrow.so+0x16167c03)
          #2 0x7fb1721b37ae in int arrow::BitUtil::BitReader::GetBatch<int>(int, int*, int) (/usr/local/RDsan/lib/R/site-library/arrow/libs/arrow.so+0x11a5b7ae)
          #3 0x7fb1722d270f in int arrow::util::RleDecoder::GetBatchWithDict<double>(double const*, int, double*, int) (/usr/local/RDsan/lib/R/site-library/arrow/libs/arrow.so+0x11b7a70f)
          #4 0x7fb17202a35d in virtual thunk to parquet::(anonymous namespace)::DictDecoderImpl<parquet::PhysicalType<(parquet::Type::type)5> >::DecodeSpaced(double*, int, int, unsigned char const*, long) (/usr/local/RDsan/lib/R/site-library/arrow/libs/arrow.so+0x118d235d) 

      The full log:

      testthat.out

       cpuinfo:

      processor	: 15
      vendor_id	: GenuineIntel
      cpu family	: 6
      model		: 165
      model name	: Intel(R) Core(TM) i9-10885H CPU @ 2.40GHz
      stepping	: 2
      microcode	: 0xe2
      cpu MHz		: 852.969
      cache size	: 16384 KB
      physical id	: 0
      siblings	: 16
      core id		: 7
      cpu cores	: 8
      apicid		: 15
      initial apicid	: 15
      fpu		: yes
      fpu_exception	: yes
      cpuid level	: 22
      wp		: yes
      flags		: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb invpcid_single ssbd ibrs ibpb stibp ibrs_enhanced tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid mpx rdseed adx smap clflushopt intel_pt xsaveopt xsavec xgetbv1 xsaves dtherm ida arat pln pts hwp hwp_notify hwp_act_window hwp_epp pku ospke md_clear flush_l1d arch_capabilities
      bugs		: spectre_v1 spectre_v2 spec_store_bypass swapgs itlb_multihit
      bogomips	: 4800.00
      clflush size	: 64
      cache_alignment	: 64
      address sizes	: 39 bits physical, 48 bits virtual
      power management:
      

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        1. testthat.out
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          David Li

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              apitrou Antoine Pitrou
              lidavidm David Li
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