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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