linux-kernel - Re: [PATCH] hrtimer: Reset hrtimer cpu base proper on CPU hotplug

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20180129082047.hash3pnhpztzcg22@linutronix.de>
Date:   Mon, 29 Jan 2018 09:20:48 +0100
From:   Sebastian Sewior <bigeasy@...utronix.de>
To:     "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>,
        Anna-Maria Gleixner <anna-maria@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>
Subject: Re: [PATCH] hrtimer: Reset hrtimer cpu base proper on CPU hotplug

On 2018-01-26 14:09:17 [-0800], Paul E. McKenney wrote:
> find this one.  ;-)  But it did pass rcutorture testing for a great many
> years, didn't it?  :-/

It started to trigger better (or at all) on our test box with
	modprobe kvm_intel preemption_timer=n

on the host kernel so maybe a completely unrelated change helped to
trigger this.

Sebastian