linux-kernel - Re: [PATCH RESEND 3.18-rc3 v2 0/2] trace: kdb: Bug fixes for ftdump

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: <20141106082728.5d4b7161@gandalf.local.home>
Date:	Thu, 6 Nov 2014 08:27:28 -0500
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Daniel Thompson <daniel.thompson@...aro.org>
Cc:	Ingo Molnar <mingo@...hat.com>,
	kgdb-bugreport@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>, patches@...aro.org,
	linaro-kernel@...ts.linaro.org,
	John Stultz <john.stultz@...aro.org>,
	Sumit Semwal <sumit.semwal@...aro.org>,
	Jason Wessel <jason.wessel@...driver.com>
Subject: Re: [PATCH RESEND 3.18-rc3 v2 0/2] trace: kdb: Bug fixes for ftdump

On Thu,  6 Nov 2014 12:41:54 +0000
Daniel Thompson <daniel.thompson@...aro.org> wrote:

> This patchset makes it possible to use kdb's ftdump command without
> panicing, crashing or livelocking. The ftdump command cannot be used
> at all without these changes.
> 
> IIRC this patches are still pending Jason's ack.

I haven't heard from Jason in a long time. Is he still active?

-- Steve


> 
> Changes since v1:
> 
> * Fixed use-after-free problems in v1 by adding logic to NULL out
>   buffer_iter during free operations.
> 
> * Introduced a second patch to fix a live lock when trying to display
>   an empty trace buffer.
> 
> 
> Daniel Thompson (2):
>   trace: kdb: Fix kernel panic during ftdump
>   trace: kdb: Fix kernel livelock with empty buffers
> 
>  kernel/trace/trace_kdb.c | 21 +++++++++++++--------
>  1 file changed, 13 insertions(+), 8 deletions(-)
> 
> --
> 1.9.3

--
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/