From: Frederic Weisbecker <fweisbec@gmail.com>
To: Oleg Nesterov <oleg@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Ingo Molnar <mingo@elte.hu>, Jason Baron <jbaron@redhat.com>,
Masami Hiramatsu <mhiramat@redhat.com>,
Roland McGrath <roland@redhat.com>,
linux-kernel@vger.kernel.org, stable@kernel.org
Subject: Re: [PATCH 2.6.35/stable] TP_STORE_SIGINFO(SEND_SIG_FORCED) == OOPS
Date: Tue, 8 Jun 2010 23:07:56 +0200 [thread overview]
Message-ID: <20100608210754.GB6433@nowhere> (raw)
In-Reply-To: <20100603213409.GA8307@redhat.com>
On Thu, Jun 03, 2010 at 11:34:09PM +0200, Oleg Nesterov wrote:
> BUG: unable to handle kernel NULL pointer dereference at 0000000000000006
> IP: [<ffffffff8107bd37>] ftrace_raw_event_signal_generate+0x87/0x140
>
> TP_STORE_SIGINFO() forgets about SEND_SIG_FORCED, fix.
>
> We should probably export is_si_special() and change TP_STORE_SIGINFO()
> to use it.
>
> Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Queued, thanks!
next prev parent reply other threads:[~2010-06-08 21:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-03 21:34 [PATCH 2.6.35/stable] TP_STORE_SIGINFO(SEND_SIG_FORCED) == OOPS Oleg Nesterov
2010-06-03 22:35 ` Roland McGrath
2010-06-08 21:07 ` Frederic Weisbecker [this message]
2010-06-09 5:24 ` [tip:perf/urgent] tracing: Fix null pointer deref with SEND_SIG_FORCED tip-bot for Oleg Nesterov
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