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From: Dave Jones <davej@redhat.com>
To: Jiri Slaby <jslaby@suse.cz>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
	Alan Cox <alan@lxorguk.ukuu.org.uk>,
	Jiri Slaby <jirislaby@gmail.com>
Subject: Re: ODEBUG: free active (active state 0) object type: work_struct hint: flush_to_ldisc+0x0/0x1a0
Date: Wed, 10 Oct 2012 10:56:44 -0400	[thread overview]
Message-ID: <20121010145644.GA15843@redhat.com> (raw)
In-Reply-To: <50752DC0.1090508@suse.cz>

On Wed, Oct 10, 2012 at 10:11:44AM +0200, Jiri Slaby wrote:
 > On 10/10/2012 06:26 AM, Dave Jones wrote:
 > > Just hit this..
 > 
 > That'd be me perhaps. Do you have some serial device connected? Or is it
 > a pure terminals + ptys?

There's a usb serial tty connected. other than that, just regular ptys.

 > Did you do something special? This very smells

Box had been running fuzz testing for ~9 hours.
Unfortunatly because of another bug that still isn't fixed, I can't narrow
down the window yet.

 > like tty_port is being freed while flushing work_struct is still active.

The fuzzer forks multiple processes, so this sounds feasible.

	Dave


      reply	other threads:[~2012-10-10 14:56 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-10  4:26 ODEBUG: free active (active state 0) object type: work_struct hint: flush_to_ldisc+0x0/0x1a0 Dave Jones
2012-10-10  8:11 ` Jiri Slaby
2012-10-10 14:56   ` Dave Jones [this message]

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