From: Takashi Iwai <tiwai@suse.de>
To: david.ronis@mcgill.ca
Cc: alsa-devel@lists.sourceforge.net
Subject: Re: oops with lastest CVS
Date: Fri, 17 Oct 2003 20:11:18 +0200 [thread overview]
Message-ID: <s5hismnenuh.wl@alsa2.suse.de> (raw)
In-Reply-To: <16272.4463.761860.986431@ronispc.chem.mcgill.ca>
At Fri, 17 Oct 2003 11:57:35 -0400,
David Ronis wrote:
>
> Hi Takashi,
>
> You wrote:
>
> > i don't see any obvious bug there.
> > what happens if you comment out the lines
> >
> > if (card->files == NULL)
> > wake_up(&card->shutdown_sleep);
> >
> > in alsa-kernel/core/init.c:661 ?
> >
>
> I did this, rebuilt/installed, and ran aplay; the system froze. I
> rebooted and tried again. It froze again, but this time I saw the
> kernel oops on the screen. (seems to be a NULL pointer dereference
> problem). There was also an additional line:
>
> <6>note: amixer[1048] exited with preempt_count 4
> ...
> <6>note: rplayd[1048] exited with preempt_count 4
hmm, there might unblanced spinlocks.
Takashi
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next prev parent reply other threads:[~2003-10-17 18:11 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-16 17:54 oops with lastest CVS David Ronis
2003-10-17 13:58 ` Takashi Iwai
[not found] ` <16272.4463.761860.986431@ronispc.chem.mcgill.ca>
2003-10-17 18:11 ` Takashi Iwai [this message]
2003-10-21 17:40 ` David Ronis
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