Regarding slabinfo tool generating kernel crash

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To: "penberg@xxxxxxxxxx" <penberg@xxxxxxxxxx>, "rientjes@xxxxxxxxxx" <rientjes@xxxxxxxxxx>, "iamjoonsoo.kim@xxxxxxx" <iamjoonsoo.kim@xxxxxxx>, "akpm@xxxxxxxxxxxxxxxxxxxx" <akpm@xxxxxxxxxxxxxxxxxxxx>, "linux-mm@xxxxxxxxx" <linux-mm@xxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>
Subject: Regarding slabinfo tool generating kernel crash
From: Gopi Sai Teja <gopi.st@xxxxxxxxxxx>
Date: Mon, 26 Feb 2018 18:52:35 +0530
Cc: Ami Prakash Asthana <prakash.a@xxxxxxxxxxx>, Lalit Mohan Tripathi <lalit.mohan@xxxxxxxxxxx>, Himanshu Shukla <himanshu.sh@xxxxxxxxxxx>, AMIT SAHRAWAT <a.sahrawat@xxxxxxxxxxx>, PANKAJ MISHRA <pankaj.m@xxxxxxxxxxx>
Cms-type: 105P
References: <CGME20180226132235epcms5p2a7d2f362274ffc45198c574057ec82fb@epcms5p2>
Reply-to: gopi.st@xxxxxxxxxxx

Hi all,

We are using slabinfo tool with -df option. Tool is generating kernel crash. Please help if anyone got same issue.

Our kernel image was built with poison, store_user, red_zone and sanity_checks enabled in slab debug.

-------------------------------------------------------------------------------------

Thanks & Regards

Gopi.

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