linux-kernel - Re: [GIT PULL] uprobes: fix fork() with the pending ret-probe(s)

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Message-ID: <20131019131839.GA11609@gmail.com>
Date:	Sat, 19 Oct 2013 15:18:39 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	Ingo Molnar <mingo@...e.hu>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	Anton Arapov <aarapov@...hat.com>,
	David Smith <dsmith@...hat.com>,
	"Frank Ch. Eigler" <fche@...hat.com>,
	Martin Cermak <mcermak@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Ralf Baechle <ralf@...ux-mips.org>,
	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [GIT PULL] uprobes: fix fork() with the pending ret-probe(s)


* Oleg Nesterov <oleg@...hat.com> wrote:

> Ingo, please pull from
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/oleg/misc uprobes/core
> 
> This fixes the serious bug, a forked process crashes if it returns
> from the probed function called by its parent, this cc's stable.
> 
> Also the minor fix from Ralf.
> 
> Oleg Nesterov (6):
>       uprobes: Change the callsite of uprobe_copy_process()
>       uprobes: Introduce __create_xol_area()
>       uprobes: Teach __create_xol_area() to accept the predefined vaddr
>       uprobes: Change uprobe_copy_process() to dup return_instances
>       uprobes: Change uprobe_copy_process() to dup xol_area
>       uprobes: Teach uprobe_copy_process() to handle CLONE_VFORK
> 
> Ralf Baechle (1):
>       uprobes: Remove the wrong __weak attribute
> 
>  include/linux/uprobes.h |    6 +-
>  kernel/events/uprobes.c |  156 ++++++++++++++++++++++++++++++++++++-----------
>  kernel/fork.c           |    2 +-
>  3 files changed, 124 insertions(+), 40 deletions(-)

Pulled into tip:perf/urgent, thanks a lot Oleg!

	Ingo
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