[jira] [Created] (KUDU-3271) Tablet server crashed when handle scan request

["YifanZhang (Jira)" <ji...@apache.org>]

YifanZhang created KUDU-3271:
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             Summary: Tablet server crashed when handle scan request
                 Key: KUDU-3271
                 URL: https://issues.apache.org/jira/browse/KUDU-3271
             Project: Kudu
          Issue Type: Bug
    Affects Versions: 1.12.0
            Reporter: YifanZhang


We found that one of kudu tablet server crashed when handle scan request. The scanned table didn't have any row operations at that time. This issue only came up once so far.

Coredump stack is:
{code:java}
Program terminated with signal 11, Segmentation fault.
(gdb) bt
#0  kudu::tablet::DeltaApplier::HasNext (this=<optimized out>) at /home/zhangyifan8/work/kudu-xm/src/kudu/tablet/delta_applier.cc:84
#1  0x0000000002185900 in kudu::UnionIterator::HasNext (this=<optimized out>) at /home/zhangyifan8/work/kudu-xm/src/kudu/common/generic_iterators.cc:1051
#2  0x0000000000a2ea8f in kudu::tserver::ScannerManager::UnregisterScanner (this=0x4fea140, scanner_id=...) at /home/zhangyifan8/work/kudu-xm/src/kudu/tserver/scanners.cc:195
#3  0x00000000009e7adf in ~ScopedUnregisterScanner (this=0x7f2d72167610, __in_chrg=<optimized out>) at /home/zhangyifan8/work/kudu-xm/src/kudu/tserver/scanners.h:179
#4  kudu::tserver::TabletServiceImpl::HandleContinueScanRequest (this=this@entry=0x60edef0, req=req@entry=0x9582e880, rpc_context=rpc_context@entry=0x8151d7800,     result_collector=result_collector@entry=0x7f2d721679f0, has_more_results=has_more_results@entry=0x7f2d721678f9, error_code=error_code@entry=0x7f2d721678fc)    at /home/zhangyifan8/work/kudu-xm/src/kudu/tserver/tablet_service.cc:2737
#5  0x00000000009fb009 in kudu::tserver::TabletServiceImpl::Scan (this=0x60edef0, req=0x9582e880, resp=0xb87b16de0, context=0x8151d7800)    at /home/zhangyifan8/work/kudu-xm/src/kudu/tserver/tablet_service.cc:1907
#6  0x000000000210f019 in operator() (__args#2=0x8151d7800, __args#1=0xb87b16de0, __args#0=<optimized out>, this=0x4e0c7708) at /usr/include/c++/4.8.2/functional:2471
#7  kudu::rpc::GeneratedServiceIf::Handle (this=0x60edef0, call=<optimized out>) at /home/zhangyifan8/work/kudu-xm/src/kudu/rpc/service_if.cc:139
#8  0x000000000210fcd9 in kudu::rpc::ServicePool::RunThread (this=0x50fb9e0) at /home/zhangyifan8/work/kudu-xm/src/kudu/rpc/service_pool.cc:225
#9  0x000000000228ecaf in operator() (this=0xc1a58c28) at /usr/include/c++/4.8.2/functional:2471
#10 kudu::Thread::SuperviseThread (arg=0xc1a58c00) at /home/zhangyifan8/work/kudu-xm/src/kudu/util/thread.cc:674#11 0x00007f2de6b8adc5 in start_thread () from /lib64/libpthread.so.0#12 0x00007f2de4e6873d in clone () from /lib64/libc.so.6
{code}
 

 



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