linux-kernel - [PATCH] unserialized task->files changing

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Date:	Tue, 08 Aug 2006 14:07:49 +0400
From:	Kirill Korotaev <dev@...ru>
To:	Andrew Morton <akpm@...l.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH] unserialized task->files changing

Fixed race on put_files_struct on exec with proc.
Restoring files on current on error path may lead
to proc having a pointer to already kfree-d files_struct.

Found during OpenVZ stress testing.

Signed-Off-By: Pavel Emelianov <xemul@...nvz.org>
Signed-Off-By: Kirill Korotaev <dev@...nvz.org>

View attachment "diff-ms-files-race-fix" of type "text/plain" (1464 bytes)