From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Paul Gortmaker <paul.gortmaker@windriver.com>
Cc: Steven Rostedt <rostedt@goodmis.org>, linux-rt-users@vger.kernel.org
Subject: Re: [PATCHv2 -rt 3.10.x] mce: don't try to wake thread before it exists.
Date: Tue, 17 Feb 2015 11:00:53 +0100 [thread overview]
Message-ID: <20150217100053.GF26177@linutronix.de> (raw)
In-Reply-To: <1409844567-21413-1-git-send-email-paul.gortmaker@windriver.com>
* Paul Gortmaker | 2014-09-04 11:29:27 [-0400]:
>If a broken machine with issues raises an MCE irq event real
>early in the boot, it can try and wake the -rt specific handler
>thread (mce_notify_helper) before it exists. (It is created
>through a device_initcall that happens later in the boot.) When
>this happens, we see the irq, which calls the wake with a null
>pointer, which then panics the machine at boot.
applied.
Sebastian
prev parent reply other threads:[~2015-02-17 10:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-26 22:10 [PATCH -rt 3.10.x] mce: don't try to wake thread before it exists Paul Gortmaker
2014-08-26 23:07 ` Steven Rostedt
2014-09-04 15:29 ` [PATCHv2 " Paul Gortmaker
2015-02-17 10:00 ` Sebastian Andrzej Siewior [this message]
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