linux-kernel - Re: [PATCH 0/2] KVM: s390: Don't use %pK through debug printing or tracepoints

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Message-ID: <1de30a2f-96c0-4e1b-8fe3-d66a2ef0b5c1@linux.ibm.com>
Date: Thu, 27 Feb 2025 17:04:19 +0100
From: Janosch Frank <frankja@...ux.ibm.com>
To: Thomas Weißschuh <thomas.weissschuh@...utronix.de>,
        Christian Borntraeger <borntraeger@...ux.ibm.com>,
        Claudio Imbrenda <imbrenda@...ux.ibm.com>,
        David Hildenbrand <david@...hat.com>,
        Heiko Carstens <hca@...ux.ibm.com>, Vasily Gorbik <gor@...ux.ibm.com>,
        Alexander Gordeev
 <agordeev@...ux.ibm.com>,
        Sven Schnelle <svens@...ux.ibm.com>
Cc: kvm@...r.kernel.org, linux-s390@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/2] KVM: s390: Don't use %pK through debug printing or
 tracepoints

On 2/17/25 2:13 PM, Thomas Weißschuh wrote:
> Restricted pointers ("%pK") are only meant to be used when directly
> printing to a file from task context.
> Otherwise it can unintentionally expose security sensitive, raw pointer values.
> 
> Use regular pointer formatting instead.


Thanks, picked!