2469473 - Non-Fatal IQ Internal Error slib/s_bufAlloc.cxx:524 - SAP IQ

A query fails with the following stack trace:

Non-Fatal IQ Internal Error slib/s_bufAlloc.cxx:524

I. 05/05 04:30:15. 0000049862 pc: 0x7ffbba612782 pcstkwalk(stk_trace*, int, db_log*, hos_fd*)+0x32
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbba612df1 ucstkgentrace(int, int)+0x121
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbba614724 StackTraceForThisThread(char const*, int, char const*, char const*, char const*)+0x314
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbbb089b01 s_bufferAlloc::ReturnPinnedBuffers(unsigned int, unsigned int)+0x121
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbba7a7f73 hs_csort::ReturnPinnedBuffers(unsigned int)+0x53
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbba7c438e hs_csort::~hs_csort()+0xbee
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbb9f2147a df_SortedCache::~df_SortedCache()+0x4a
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbb9f74534 dfe_CountAggregate::~dfe_CountAggregate()+0x44
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbba5f6a55 hos_vector_noerror::ClearAndDestroy()+0x55
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbb9ee0ff5 df_Heap::ClearAndDestroyAllDFEvals()+0x25
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbb9ee5287 df_Heap::~df_Heap()+0x57
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbba132e6c dfo_Root::Complete()+0x11c
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbbb0c2caf st_cursorIQtoSA::Complete()+0x1df
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbbb0bc4a4 st_command::DoCmdThroughResourceGate()+0x84
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbbb1062b3 st_iqdml::DestroyCursor(UICursor*)+0x23
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbb9ecd818 UIQDML_DestroyCursor+0x18
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbbb10d8c6 st_SAIQInterfaceInfo::callFunction()+0x26
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbbb178e53 st_SAIQInterface::RunIQFunc(st_SAIQInterfaceInfo*)+0x189
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbbb10e23a st_SAIQInterface::Execute(int, void*, unsigned int (*)+0x20a
I. 05/05 04:30:15. 0000049862 pc: 0x7ffbba6250c4 saint_iqthresholddml::DestroyCursor(ICursor*)+0x84
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6c13edc SACursorArray::CloseCursors(unsigned char)+0x14c
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6c1546f DB_Fini_db_cursor(a_db_cursor*)+0x10f
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6c1557d DB_Fini_db_cursor_and_heap(a_db_cursor*)+0xd
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e47223 a_plan_cache::CloseCursor(a_db_cursor*)+0xb3
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e476f3 a_plan_cache::CloseACursor(a_cursor*)+0xa3
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e32eef Connection::CloseACursor(a_cursor*, unsigned int)+0xdf
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e3788e do_close(Connection*, a_cursor*, unsigned int, unsigned int)+0xce
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e37f52 db__close(Connection*, an_sqlpres_receive*)+0xa2
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e506d4 RequestProcedure::call()+0xcd4
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6ca3aee Context::call(Procedure*, Context**)+0x4e
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6ca3bd6 Worker::call_on_stack(Procedure*)+0x56
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e4d16d TopProcedure::call()+0x3d
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6ca5fd9 Worker::spawn(Procedure*)+0x49
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e4de1c EngStream::handle_ind(unsigned char, unsigned int)+0x13c
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e530b6 EngStream::execute()+0xce6
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e4cc95 RQBaseItem::do_work(Worker*)+0x25
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e93896 RequestQueue::worker_body()+0x66
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e4db65 request_task(void*)+0x65
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff735cc7d run_task_body+0x2d
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff6e94577 UnixTask::pre_body(void*)+0x77
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff65a7dc5 _fini+0x3a01ca3d
I. 05/05 04:30:15. 0000049862 pc: 0x7ffff5ac628d _fini+0x3953af05

I. 05/05 04:30:15. 0000049862 ******************* End of STACKTRACE ******************
I. 05/05 04:30:15. 0000049862 **
I. 05/05 04:30:15. 0000049862 ** End of stack trace from Non-Fatal IQ Internal Error slib/s_bufAlloc.cxx:524
I. 05/05 04:30:15. 0000049862 **
I. 05/05 04:30:15. 0000049862 ********************************************************
I. 05/05 04:30:15. 0000049862
I. 05/05 04:30:15. 0000049862 Exception Thrown from slib/s_bufAlloc.cxx:524, Err# 2, tid 18 origtid 18
I. 05/05 04:30:15. 0000049862 O/S Err#: 0, ErrID: 534 (hos_accessexception); SQLCode: -1006000, SQLState: 'QBA00', Severity: 23
I. 05/05 04:30:15. 0000049862 [20238]: IQ Internal error. Please report this to SAP IQ support.

SAP IQ 16.0

Non-Fatal IQ Internal Error slib/s_bufAlloc.cxx:524, IQ, s_bufferAlloc::ReturnPinnedBuffers , KBA , BC-SYB-IQ , Sybase IQ , Problem