Error " lpfc: Mailbox command x5 timeout..." after Upgrading to EL5U5

(Doc ID 1267166.1)

Last updated on MARCH 08, 2017

Applies to:

Linux OS - Version Oracle Linux 5.5 and later
Linux x86-64
Linux x86


After upgrading the server from EL5.4 to EL55.5, the emulex HBA is not initializing properly, and lpfc driver keeps repeatedly posting the following error in system log:

lpfc 0000:06:00.0: 0:(0):2530 Mailbox command x23 cannot issue Data: xd00 x2
lpfc 0000:06:00.0: 0:0310 Mailbox command x5 timeout Data: x0 x700 xffff81061e5a2400
lpfc 0000:06:00.0: 0:0345 Resetting board due to mailbox timeout

And the attached lun is not accessible.


Upgraded to EL5U5 kernel.


Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms