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1984161 - Dataserver hits signal 10 or 11 in mda__process_sdes and stacktrace and crash - SAP ASE

Symptom

ASE hits signal 10 or 11 in mda__process_sdes, stacktraces and dies:

kernel Current process (0x671700e2) infected with signal 10 (SIGBUS)
kernel Address 0x0000000080646720 (mda__process_sdes+0x14c), siginfo (code, address) = (1, 0x0000000041442069)
kernel **** Saved signal context (0x0000010008000890): ****
kernel uc_flags: 0x2f, uc_link: 0x0
kernel uc_sigmask: 0xefbe7877 0xfff7 0x0 0x0
kernel uc_stack: ss_sp: 0xffffffff7a400000, ss_size: 0x2080768, ss_flags: 0x0
kernel General Registers (uc_mcontext.gregs):
kernel PC : 0000000080646720 (mda__process_sdes+0x14c)
kernel Next PC : 0000000080646724 (mda__process_sdes+0x150)

kernel previous stack frame : 0000010008000eb0
kernel **** end of signal context ****
kernel Spinlocks held by kpid 1729560802
kernel Spinlock Resource->rdesmgr_spin at address 00000100003ef180 owned by 1729560802
kernel End of spinlock display.

pcstkwalk+0x18
ucstkgentrace+0x230
ucbacktrace+0xc4
terminate_process+0x108
kisignal+0x400
mda__process_sdes+0x14c
mda_fill_and_send_monProcessObject+0x7c
mda_std_populate_pid+0x6c
mda_exec+0xdc
int VTABRemoteAccess::mdaStartScan(char*)+0x114
void VTABRemoteAccess::startScan(short,short,bool)+0xe4
_$o1cexnS0.__1cILeScanOpJ_LeOpNext6MrnHExeCtxt__nKLeRetnCode__+0x164
LeRetnCode LeRestrictOp::_LeOpNext(ExeCtxt&)+0x138
int LeSortInputStream(void**,sortdes*,datapage*)+0xc4

 


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Environment

SAP Adaptive Server Enterprise (ASE) 15.7.0 ESD #1

Product

SAP Adaptive Server Enterprise 15.7

Keywords

741959, infected, signal 10, mda__process_sdes mda_fill_and_send_monProcessObject, mda_std_populate_pid , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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