linux-kernel - Re: [PATCH] hysdn: fix to a race condition in put_log

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:   Mon, 31 Jul 2017 17:22:28 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     avolkov@...ras.ru
Cc:     isdn@...ux-pingi.de, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, ldv-project@...uxtesting.org,
        khoroshilov@...ras.ru
Subject: Re: [PATCH] hysdn: fix to a race condition in put_log_buffer

From: Anton Volkov <avolkov@...ras.ru>
Date: Fri, 28 Jul 2017 17:53:51 +0300

> The synchronization type that was used earlier to guard the loop that
> deletes unused log buffers may have lead to a situation that prevents
> any thread from going through the loop.
> 
> The patch deletes previously used synchronization mechanism and moves
> the loop under the spin_lock so the similar cases won't be feasible in
> the future.
> 
> Found by by Linux Driver Verification project (linuxtesting.org).
> 
> Signed-off-by: Anton Volkov <avolkov@...ras.ru>

This patch doesn't apply at all.

It's probably been corrupted by your email client.