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3521621 - SAP HANA Service Crash due to Signal 7(SIGBUS) with Code 2(BUS_ADRERR: non-existent physical address)

Symptom

A service of your SAP HANA database system crashes and the crashdump file shows, that the root cause was a signal 7 with error code 2:

[CRASH_SHORTINFO]  Exception short info: (0000-00-00 00:00:00 000 Local)
SIGNAL 7 (SIGBUS) caught, thread: 00000000[thr=000000]: JobWrk00000, addr: <address>, range: 0, time: 0000-00-00 00:00:00 000 Local
[OK] in 00:00:00 000
--

[CRASH_EXTINFO]  Extended exception info: (0000-00-00 00:00:00 000 Local)
----> Dump of siginfo contents <----
  signal:      7(SIGBUS)
  code:        2(BUS_ADRERR: non-existent physical address)
  addr:        <address>

...


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Environment

SAP HANA 2.0

OS: Linux

OS release:  5.14.21-150400.24.125-default

Keywords

crashdump, crash, sig 7, code: 2, sigbus, bus_adrerr: non-existent physical address, memory access issues , KBA , HAN-DB , SAP HANA Database , Problem

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