Guest VM Crash with Error : "BUG: unable to handle kernel paging request at ffffffffa095e4d0"

(Doc ID 2294852.1)

Last updated on AUGUST 21, 2017

Applies to:

Linux OS - Version Oracle Linux 6.8 and later
Linux x86-64

Symptoms

HVM domU crashed unexpectedly. The vmcore generated by the crash shows the below trace.

KERNEL: /share/linuxrpm/vmlinux_repo/64/2.6.32-642.el6.x86_64/vmlinux
DUMPFILE: vmcore
CPUS: 128crash64: invalid kernel virtual address: 0 type: "cpu_online_map"

DATE: Wed Jul 26 23:05:29 2017 <--------------------- in UTC = Jul 27 06:05:29 2017 ICT (UTC +7)
UPTIME: 8 days, 13:50:13
LOAD AVERAGE: 0.10, 0.78, 1.31
TASKS: 1645
NODENAME: host1
RELEASE: 2.6.32-642.el6.x86_64
VERSION: #1 SMP Wed Apr 13 00:51:26 EDT 2016
MACHINE: x86_64 (2597 Mhz)
MEMORY: 64 GB
PANIC: "BUG: unable to handle kernel paging request at ffffffffa095e4d0"
PID: 44843
COMMAND: "USSDv3IPs7play."
TASK: ffff880e9978e040 [THREAD_INFO: ffff880dbce8c000]
CPU: 13
STATE: TASK_RUNNING (PANIC)

 

Cause

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