linux-kernel - Re: Linux 3.0.92

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: <CA+55aFwVmDVfrL+Xhkk+AZf5iZdWunQaMeRGLJ0yKeBh9brTQQ@mail.gmail.com>
Date:	Tue, 20 Aug 2013 13:08:28 -0700
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	Greg KH <gregkh@...uxfoundation.org>,
	Hugh Dickins <hughd@...gle.com>,
	Johannes Berg <johannes@...solutions.net>,
	Borislav Petkov <bp@...en8.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	stable <stable@...r.kernel.org>, lwn@....net
Subject: Re: Linux 3.0.92

On Tue, Aug 20, 2013 at 1:00 PM, Guenter Roeck <linux@...ck-us.net> wrote:
>>
> Does this patch have to be reverted in 3.10 as well ? Linus' e-mail seems to
> suggest it, but Shuah didn't see the problem there.  I ran a quick test with
> 3.10.8 on an x86 system and did not see a problem either, at least not
> immediately.

Do you run with lockdep?

The patch causes a _possibility_ of a deadlock, but unless you have
lockdep enabled, you're almost guaranteed to not actually ever see
that deadlock in practice.

               Linus
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/