Public bug reported:
We compiled the zorba from source, revision 10923 and we still get a
segfault when running xml:parse on something we got from either http:get
or fetch:content. Maybe reopen bug #867154 or bug #1020953
Replacing the "let http:get()" with "variable http:get();" fixes it.
$ zorba -f -q variable-zorba.xq
[Thread debugging using libthread_db enabled]
<?xml version="1.0" encoding="UTF-8"?>
Program received signal SIGSEGV, Segmentation fault.
0xb54e29de in std::basic_istream<char, std::char_traits<char>
>::sentry::sentry(std::basic_istream<char, std::char_traits<char> >&, bool) ()
from /usr/lib/i386-linux-gnu/libstdc++.so.6
(gdb) bt
#0 0xb54e29de in std::basic_istream<char, std::char_traits<char>
>::sentry::sentry(std::basic_istream<char, std::char_traits<char> >&, bool) ()
from /usr/lib/i386-linux-gnu/libstdc++.so.6
#1 0xb54e2fee in std::basic_istream<char, std::char_traits<char>
>::read(char*, int) () from /usr/lib/i386-linux-gnu/libstdc++.so.6
#2 0xb7a0eb71 in zorba::simplestore::FastXmlLoader::readPacket
(this=0x8134260, stream=..., buf=0x81c6c6b "", size=0)
at /home/tillw/code/zorba/zorba/src/store/naive/loader_fast.cpp:242
#3 0xb7a13ac2 in zorba::simplestore::FragmentXmlLoader::fillBuffer
(this=0x8134260, theFragmentStream=0x814687c)
at /home/tillw/code/zorba/zorba/src/store/naive/loader_dtd.cpp:161
#4 0xb7a143e3 in zorba::simplestore::FragmentXmlLoader::loadXml
(this=0x8134260, baseUri=..., docUri=..., stream=...)
at /home/tillw/code/zorba/zorba/src/store/naive/loader_dtd.cpp:260
#5 0xb7a36246 in zorba::simplestore::Store::loadDocument (this=0xb7fde600,
baseUri=..., docUri=..., stream=..., loadProperties=...)
at /home/tillw/code/zorba/zorba/src/store/naive/store.cpp:1030
#6 0xb75ffc88 in zorba::FnZorbaParseXmlFragmentIterator::nextImpl
(this=0x81640e0, result=..., planState=...)
at
/home/tillw/code/zorba/zorba/src/runtime/parsing_and_serializing/parse_fragment_impl.cpp:230
#7 0xb73fc81d in
zorba::Batcher<zorba::FnZorbaParseXmlFragmentIterator>::produceNext
(this=0x81640e0, result=..., planState=...)
at /home/tillw/code/zorba/zorba/src/runtime/base/plan_iterator.h:535
#8 0xb76a67bb in zorba::PlanIterator::consumeNext (result=..., iter=0x81640e0,
planState=...)
at /home/tillw/code/zorba/zorba/src/runtime/base/plan_iterator.cpp:109
#9 0xb77e7a32 in zorba::SequentialIterator::nextImpl (this=0x8164170,
result=..., planState=...)
at /home/tillw/code/zorba/zorba/src/runtime/scripting/scripting.cpp:96
#10 0xb77f069d in zorba::Batcher<zorba::SequentialIterator>::produceNext
(this=0x8164170, result=..., planState=...)
at /home/tillw/code/zorba/zorba/src/runtime/base/plan_iterator.h:535
#11 0xb76a67bb in zorba::PlanIterator::consumeNext (result=..., iter=0x8164170,
planState=...)
at /home/tillw/code/zorba/zorba/src/runtime/base/plan_iterator.cpp:109
#12 0xb76a6156 in zorba::PlanWrapper::next (this=0x8138d18, result=...)
at /home/tillw/code/zorba/zorba/src/runtime/api/plan_wrapper.cpp:151
#13 0xb7014061 in zorba::serializer::serialize (this=0xbfffe5b8, aObject=...,
aOStream=..., aHandler=0x0)
at /home/tillw/code/zorba/zorba/src/api/serialization/serializer.cpp:2781
#14 0xb7013da2 in zorba::serializer::serialize (this=0xbfffe5b8, aObject=...,
aOStream=...)
at /home/tillw/code/zorba/zorba/src/api/serialization/serializer.cpp:2733
#15 0xb6fb747e in zorba::XQueryImpl::serialize (this=0x8133258, os=...,
aWrapper=..., opt=0xbfffe7f0)
at /home/tillw/code/zorba/zorba/src/api/xqueryimpl.cpp:1305
#16 0xb6fb6889 in zorba::XQueryImpl::execute (this=0x8133258, os=...,
opt=0xbfffe7f0)
at /home/tillw/code/zorba/zorba/src/api/xqueryimpl.cpp:1131
#17 0x0805a91e in compileAndExecute (zorbaInstance=0xb7fda600, properties=...,
staticContext=..., qfilepath=..., qfile=...,
outputStream=..., timing=...) at
/home/tillw/code/zorba/zorba/bin/zorbacmd.cpp:801
#18 0x0805bdee in main (argc=4, argv=0xbffff024) at
/home/tillw/code/zorba/zorba/bin/zorbacmd.cpp:1081
** Affects: zorba
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1023170
Title:
Segfault in xml:parse
Status in Zorba - The XQuery Processor:
New
Bug description:
We compiled the zorba from source, revision 10923 and we still get a
segfault when running xml:parse on something we got from either
http:get or fetch:content. Maybe reopen bug #867154 or bug #1020953
Replacing the "let http:get()" with "variable http:get();" fixes it.
$ zorba -f -q variable-zorba.xq
[Thread debugging using libthread_db enabled]
<?xml version="1.0" encoding="UTF-8"?>
Program received signal SIGSEGV, Segmentation fault.
0xb54e29de in std::basic_istream<char, std::char_traits<char>
>::sentry::sentry(std::basic_istream<char, std::char_traits<char> >&, bool) ()
from /usr/lib/i386-linux-gnu/libstdc++.so.6
(gdb) bt
#0 0xb54e29de in std::basic_istream<char, std::char_traits<char>
>::sentry::sentry(std::basic_istream<char, std::char_traits<char> >&, bool) ()
from /usr/lib/i386-linux-gnu/libstdc++.so.6
#1 0xb54e2fee in std::basic_istream<char, std::char_traits<char>
>::read(char*, int) () from /usr/lib/i386-linux-gnu/libstdc++.so.6
#2 0xb7a0eb71 in zorba::simplestore::FastXmlLoader::readPacket
(this=0x8134260, stream=..., buf=0x81c6c6b "", size=0)
at /home/tillw/code/zorba/zorba/src/store/naive/loader_fast.cpp:242
#3 0xb7a13ac2 in zorba::simplestore::FragmentXmlLoader::fillBuffer
(this=0x8134260, theFragmentStream=0x814687c)
at /home/tillw/code/zorba/zorba/src/store/naive/loader_dtd.cpp:161
#4 0xb7a143e3 in zorba::simplestore::FragmentXmlLoader::loadXml
(this=0x8134260, baseUri=..., docUri=..., stream=...)
at /home/tillw/code/zorba/zorba/src/store/naive/loader_dtd.cpp:260
#5 0xb7a36246 in zorba::simplestore::Store::loadDocument (this=0xb7fde600,
baseUri=..., docUri=..., stream=..., loadProperties=...)
at /home/tillw/code/zorba/zorba/src/store/naive/store.cpp:1030
#6 0xb75ffc88 in zorba::FnZorbaParseXmlFragmentIterator::nextImpl
(this=0x81640e0, result=..., planState=...)
at
/home/tillw/code/zorba/zorba/src/runtime/parsing_and_serializing/parse_fragment_impl.cpp:230
#7 0xb73fc81d in
zorba::Batcher<zorba::FnZorbaParseXmlFragmentIterator>::produceNext
(this=0x81640e0, result=..., planState=...)
at /home/tillw/code/zorba/zorba/src/runtime/base/plan_iterator.h:535
#8 0xb76a67bb in zorba::PlanIterator::consumeNext (result=...,
iter=0x81640e0, planState=...)
at /home/tillw/code/zorba/zorba/src/runtime/base/plan_iterator.cpp:109
#9 0xb77e7a32 in zorba::SequentialIterator::nextImpl (this=0x8164170,
result=..., planState=...)
at /home/tillw/code/zorba/zorba/src/runtime/scripting/scripting.cpp:96
#10 0xb77f069d in zorba::Batcher<zorba::SequentialIterator>::produceNext
(this=0x8164170, result=..., planState=...)
at /home/tillw/code/zorba/zorba/src/runtime/base/plan_iterator.h:535
#11 0xb76a67bb in zorba::PlanIterator::consumeNext (result=...,
iter=0x8164170, planState=...)
at /home/tillw/code/zorba/zorba/src/runtime/base/plan_iterator.cpp:109
#12 0xb76a6156 in zorba::PlanWrapper::next (this=0x8138d18, result=...)
at /home/tillw/code/zorba/zorba/src/runtime/api/plan_wrapper.cpp:151
#13 0xb7014061 in zorba::serializer::serialize (this=0xbfffe5b8, aObject=...,
aOStream=..., aHandler=0x0)
at /home/tillw/code/zorba/zorba/src/api/serialization/serializer.cpp:2781
#14 0xb7013da2 in zorba::serializer::serialize (this=0xbfffe5b8, aObject=...,
aOStream=...)
at /home/tillw/code/zorba/zorba/src/api/serialization/serializer.cpp:2733
#15 0xb6fb747e in zorba::XQueryImpl::serialize (this=0x8133258, os=...,
aWrapper=..., opt=0xbfffe7f0)
at /home/tillw/code/zorba/zorba/src/api/xqueryimpl.cpp:1305
#16 0xb6fb6889 in zorba::XQueryImpl::execute (this=0x8133258, os=...,
opt=0xbfffe7f0)
at /home/tillw/code/zorba/zorba/src/api/xqueryimpl.cpp:1131
#17 0x0805a91e in compileAndExecute (zorbaInstance=0xb7fda600,
properties=..., staticContext=..., qfilepath=..., qfile=...,
outputStream=..., timing=...) at
/home/tillw/code/zorba/zorba/bin/zorbacmd.cpp:801
#18 0x0805bdee in main (argc=4, argv=0xbffff024) at
/home/tillw/code/zorba/zorba/bin/zorbacmd.cpp:1081
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