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CONTAP-158011: ONTAP system panics in setSpinNpVersion() while freeing an object

  1. Last updated
    Jun 16, 2025
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53
Visibility:
Public
Votes:
0
Category:
ontap-9
Specialty:
core
Last Updated:
6/16/2025, 10:32:00 PM

Issue

  • ONTAP system running out of memory in the Cluster Session Manager (CSM) module causes the system to enter an error path that has a memory double free bug.

  • From the coredump, seeing "error 12" in the CSM traces indicates memory exhaustion
    (kgdb-amd64-9.1-209) csm_ring_buffer

12/10 142132 (SessionRecord::cleanUpSessionRecordForHardError): Failed Session (uniq = 0x11060c2888b389a1, error = 12) state was 0, doing cleanup.
12/10 142132 (CtActiveOpen::activeOpenRsp): activeOpenRsp for connection 0xfffff8028d4e4028 encountered error 12 CtLoError CTLOPCP_ERR_OK rxSockError 0, TLSerror 0
  • CVO systems may panic with the message "privileged instruction fault" in setSpinNpVersion().

 

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