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Oracle Linux: Dell PowerEdge R930 Boot Process Freeze After "Starting Flush Journal To Persistent Storage" Under 4.14.35-1902.3.1.el7uek (Doc ID 2573294.1)

Last updated on AUGUST 20, 2019

Applies to:

Linux OS - Version Oracle Linux 7.6 with Unbreakable Enterprise Kernel [4.14.35] and later
Linux x86-64

Symptoms

The Dell PowerEdge R930 Server can successfully boot under 4.14.35-1818.3.3.el7uek. But the boot process freezes after step : "[ OK ] Starting Flush Journal to Persistent Storage" under 4.14.35-1902.3.1.el7uek.

After replacing "rhgb quiet" with "debug" at the kernel command line for the bad kernel in file grub.cfg, the boot process shows the following debug information

-----

[ OK ] Starting Flush Journal to Persistent Storage.
qla2xxx [0000:0a:00.0]-8038:1: Cable is unplugged...
emcp: loading out-of-tree module taints kernel.
emcp: module license 'Proprietary' taints kernel.
Disabling lock debugging due to kernel taint
emcp: module verification failed: signature and/or required key missing - tainting kernel
Info:emcp:3816: sd 0:2:0:0 Received scsi add notification for index 0x0 devno 0x800000
Info:emcp:3816: sd 0:0:0:0 Received scsi add notification for index 0x1 devno 0x800010
Info:emcp:3816: sd 0:0:0:1 Received scsi add notification for index 0x2 devno 0x800020
Info:emcp:3816: sd 0:0:0:2 Received scsi add notification for index 0x3 devno 0x800030
Info:emcp:3816: sd 0:0:0:3 Received scsi add notification for index 0x4 devno 0x800040
Info:emcp:3816: sd 0:1:0:0 Received scsi add notification for index 0x5 devno 0x800050
Info:emcp:3816: sd 0:1:0:1 Received scsi add notification for index 0x6 devno 0x800060
Info:emcp:3816: sd 0:1:0:2 Received scsi add notification for index 0x7 devno 0x800070
Info:emcp:3816: sd 0:1:0:3 Received scsi add notification for index 0x8 devno 0x800080
sdf: sdf1
sdd: sdd1
sdb: sdb1
sdi: sdi1
sdg: sdg1
sde: sde1
sdc: sdc1
sdh: sdh1

Changes

Customer installed the new kernel uek-4.14.35-1902.3.1.el7uek.x86_64.

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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