linux-kernel - Re: [PATCH RT 1/2] tasklet: Address a race resulting in double-enqueue

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]

Date:   Tue, 09 Jun 2020 20:07:06 +0300
From:   Ramon Fried <rfried.dev@...il.com>
To:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>
CC:     Tom Zanussi <zanussi@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-rt-users <linux-rt-users@...r.kernel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Carsten Emde <C.Emde@...dl.org>,
        John Kacur <jkacur@...hat.com>, Daniel Wagner <wagi@...om.org>,
        Clark Williams <williams@...hat.com>,
        Zhang Xiao <xiao.zhang@...driver.com>
Subject: Re: [PATCH RT 1/2] tasklet: Address a race resulting in double-enqueue



On June 9, 2020 7:42:13 PM GMT+03:00, Sebastian Andrzej Siewior <bigeasy@...utronix.de> wrote:
>On 2020-06-09 19:40:03 [+0300], Ramon Fried wrote:
>> Correction. normal kernel is running with RT enabled, crash kernel
>without. 
>
>no RT and no SMP in your crash kernel? So this information in your
>first
>email would have saved me some time…
Indeed
 I'm truly sorry, I thought our crash kernel is configured as RT as well. 
so, as I understand, if I build the RT kernel without preempt enabled I can hit this bug? 
>
>Sebastian

-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.