Unable to generate vmcore on HP ProLiant XL450 Gen9 Server

Issue

• Unable to generate VMCORE on ProLiant XL450 Gen9 Server

• While generating vmcore, system is stuck at below point.

hpsa xxxx:xx:xx.x: board ready after hard reset.
hpsa xxxx:xx:xx.x: Waiting for controller to respond to no-op

OR

[    5.210612] Request for unknown module key 'Hewlett-Packard Company: HP UEFI Secure Boot 2013 DB key: *************************' err -11
[   20.652051] hpsa 0000:04:00.0: board ready after hard reset.
[   20.654279] hpsa 0000:04:00.0: Waiting for controller to respond to no-op
[   60.659770] hpsa 0000:04:00.0: controller message 03:00 succeeded
[   60.662161] hpsa 0000:04:00.0: MSI-X capable controller
[   60.664278] hpsa 0000:04:00.0: Using 1 reply queue(s)
[   60.666249] Physical aborts supported: yes
[   60.667738] Logical aborts supported: no
[   60.669168] HP SSD Smart Path aborts supported: yes
[   60.681775] hpsa 0000:04:00.0: hpsa0: <0x3239> at IRQ 67 using DAC
[   60.694764] bft2_offset = 0x8f4
[   60.707162] scsi host0: hpsa
[   60.710865] hpsa 0000:08:00.0: using doorbell to reset controller
[   60.835449] hpsa 0000:04:00.0:             added scsi 0:0:0:0: RAID              HP       H244br           controller SSDSmartPathCap- En- Exp=1 qd=32
[   60.840211] hpsa 0000:04:00.0:             added scsi 0:0:1:0: Direct-Access     HP       EG0900JFCKB      PHYS DRV SSDSmartPathCap- En- Exp=0 qd=58
[   60.844753] hpsa 0000:04:00.0:             added scsi 0:0:2:0: Direct-Access     HP       EG0900JFCKB      PHYS DRV SSDSmartPathCap- En- Exp=0 qd=58
[   60.849326] hpsa 0000:04:00.0:             added scsi 0:1:0:0: Direct-Access     HP       LOGICAL VOLUME   RAID-1(1+0) SSDSmartPathCap- En- Exp=1 qd=32
[   60.863775] scsi 0:0:0:0: RAID              HP       H244br           4.58 PQ: 0 ANSI: 5
[   60.869838] scsi 0:1:0:0: Direct-Access     HP       LOGICAL VOLUME   4.58 PQ: 0 ANSI: 5