[j-nsp] mx960 crashed

[Aaron Gould]

Still in the process of turning up this new 5-node mx960 100 gig ring, and I
went to the backup re console and went to login and saw this happen.

 

Any idea why this happened and how do I tshoot cause ?

 

 

 

FreeBSD/amd64 (mx960) (ttyu0)

 

login: root

Password:SysRq : Trigger a crash

dmar: DRHD: handling fault status reg 2

dmar: DMAR:[DMA Write] Request device [02:10.1] fault addr 151d9000

DMAR:[fault reason 01] Present bit in root entry is clear

dmar: DRHD: handling fault status reg 102

dmar: DMAR:[DMA Write] Request device [02:10.1] fault addr 1540c000

DMAR:[fault reason 01] Present bit in root entry is clear

dmar: DRHD: handling fault status reg 202

dmar: DMAR:[DMA Write] Request device [02:10.1] fault addr 152fc000

DMAR:[fault reason 01] Present bit in root entry is clear

dmar: DRHD: handling fault status reg 302

dmar: DMAR:[DMA Write] Request device [06:0a.0] fault addr 1ed10d000

DMAR:[fault reason 01] Present bit in root entry is clear

dmar: DRHD: handling fault status reg 402

dmar: DMAR:[DMA Read] Request device [06:0a.0] fault addr ad4a000

DMAR:[fault reason 01] Present bit in root entry is clear

dmar: INTR-REMAP: Request device [[05:00.1] fault index 40

INTR-REMAP:[fault reason 34] Present field in the IRTE entry is clear

dmar: DRHD: handling fault status reg 602

dmar: DMAR:[DMA Read] Request device [06:0a.0] fault addr ad4a000

DMAR:[fault reason 01] Present bit in root entry is clear

dmar: DRHD: handling fault status reg 702

dmar: DMAR:[DMA Read] Request device [06:0a.0] fault addr ad4a000

DMAR:[fault reason 01] Present bit in root entry is clear

  4 logical volume(s) in volume group "jvg_S" now active

  4 logical volume(s) in volume group "jvg_P" now active

Override SW Exception reboot reason saved to
/dev/mapper/jvg_P-jlvmrootrw/var/crash/override_reboot_reason

Compressed level 31 vmhost kernel core will be dumped to jvg_P-jlvmrootrw.

Please use crash utility to analyze the core

Copying data                       : [ 13 %]

.

.

.

Copying data                       : [100 %]

 

The dumpfile is saved to vmcore-0-compressed-201804041305.

 

makedumpfile Completed.

 

 

(many more boot messages seen)

 

 

-Aaron