linux-kernel - Re: [PATCH 2/4] uprobes: Change unregister/apply to WARN() if uprobe/consumer is gone

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: <20140630165718.GB5619@linux.vnet.ibm.com>
Date:	Mon, 30 Jun 2014 22:27:18 +0530
From:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Tom Zanussi <tom.zanussi@...ux.intel.com>,
	"zhangwei(Jovi)" <jovi.zhangwei@...wei.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] uprobes: Change unregister/apply to WARN() if
 uprobe/consumer is gone

* Oleg Nesterov <oleg@...hat.com> [2014-06-27 19:01:40]:

> Add WARN_ON's into uprobe_unregister() and uprobe_apply() to ensure
> that nobody tries to play with the dead uprobe/consumer. This helps
> to catch the bugs like the one fixed by the previous patch.
> 
> In the longer term we should fix this poorly designed interface.
> uprobe_register() should return "struct uprobe *" which should be
> passed to apply/unregister. Plus other semantic changes, see the
> changelog in commit 41ccba029e94.
> 
> Signed-off-by: Oleg Nesterov <oleg@...hat.com>

Acked-by: Srikar Dronamraju <srikar@...ux.vnet.ibm.com>

-- 
Thanks and Regards
Srikar Dronamraju

--
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/