Dell EMC Unity: Storage Processor has encountered panic with cause SIGSEGV

Summary: SP has encountered panic with cause SIGSEGV

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Symptoms

The customer has been performing vulnerability scans.
This meant that the NAS servers were being scanned (via SSH) which caused the issue.

A Storage Processor panic has occurred on Unity OE 4.5.1.0.5.001, in this case SPA has encountered panic with cause SIGSEGV

Cause

The panic was caused by accessing a memory address that was null (not initialized).
This was caused by the SSH client sending a message sequence out-of-order leading SSH (on the array) to access a memory address (incorrect array index) which had not been initialized.

Resolution

Please contact Dell EMC Technical Support or your Authorized Service Representative, and quote this Knowledgebase article ID to confirm.

Upgrade to Unity OE 5.0.2.0.5.009 or later that includes the fix.

Refer to Link Error DSA-2020-019 which was released specifically to this issue.

Refer to release notes for Unity OE 5.0.2.0.5.009

Produse afectate

Dell EMC Unity Family

Produse

Dell EMC Unity Family |Dell EMC Unity All Flash, Dell EMC Unity Family, Dell EMC Unity Hybrid
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Article Number: 000063247
Article Type: Solution
Ultima modificare: 18 Apr 2026
Version:  5
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