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Logical block guard check failed IO Error using UEK4 (Doc ID 2441718.1)

Last updated on FEBRUARY 06, 2019

Applies to:

Linux OS - Version Oracle Linux 6.9 with Unbreakable Enterprise Kernel [4.1.12] and later
Linux x86-64

Symptoms

When Running UEK4  on versions Prior to 4.1.12-124.18.6 an IO error reporting "Logical block guard check failed"  might appear.


Jun 11 10:05:04  kernel: [435294.746427] sd 14:0:0:63: [sdbr] tag#0 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_SENSE
Jun 11 10:05:04  kernel: [435294.746430] sd 14:0:0:63: [sdbr] tag#0 Sense Key : Illegal Request [current] [descriptor]
Jun 11 10:05:04  kernel: [435294.746432] sd 14:0:0:63: [sdbr] tag#0 Add. Sense: Logical block guard check failed
Jun 11 10:05:04  kernel: [435294.746434] sd 14:0:0:63: [sdbr] tag#0 CDB: Write(10) 2a 20 00 61 48 10 00 00 10 00
Jun 11 10:05:04  kernel: [435294.746437] blk_update_request: I/O error, dev sdbr, sector 6375440
Jun 11 10:05:04  kernel: [435294.746452] blk_update_request: I/O error, dev dm-127, sector 6375440

 
Logical block guard check failed  points to an error in a DIX/DIF implementation.

This error may be triggered with the following configuration:

      1) Run UEK 4

      2) Use DIF/DIX  also known as PI (Protected Information ) for data integrity.

      3) Use OracleASM 

Cause

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In this Document
Symptoms
Cause
Solution
References


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