From: Takashi Iwai <tiwai@suse.de>
To: Andrew Burgess <aab@cichlid.com>
Cc: alsa-devel@lists.sourceforge.net
Subject: Re: Oops: iMic, alsa cvs, 2.4.23-pre2
Date: Wed, 03 Sep 2003 11:58:51 +0200 [thread overview]
Message-ID: <s5h1xuymbvo.wl@alsa2.suse.de> (raw)
In-Reply-To: <200308312130.h7VLUcJ32453@cichlid.com>
At Sun, 31 Aug 2003 14:30:38 -0700,
Andrew Burgess wrote:
>
> NULL pointer dereference
>
> Trace; f09b16bf <[usb-ohci]dl_del_list+40f/460>
> Trace; c0119619 <process_timeout+19/20>
> Trace; f09b255b <[usb-ohci]hc_interrupt+10b/1a0>
> Trace; c0109080 <handle_IRQ_event+60/a0>
> Trace; c010929b <do_IRQ+8b/e0>
> Trace; c0105420 <default_idle+0/40>
> Trace; c010bd18 <call_do_IRQ+5/d>
> Trace; c0105420 <default_idle+0/40>
> Trace; c010544c <default_idle+2c/40>
> Trace; c01054c2 <cpu_idle+42/60>
> Trace; c011d42b <call_console_drivers+5b/120>
> Trace; c011d607 <printk+a7/170>
>
> I run:
>
> arecord -D imic --rate 44100 -f S16_LE - | aplay -
>
> and then press ^C
>
> I get:
>
> A few URB timeouts the first time but the kernel stayed up.
> Then the oops the 2nd time I ran it and a hard hang (had to use
> a pencil for the backtrace :-).
it looks rather like a bug of usb-ohci driver...
> kernel 2.4.23-pre2 (because it has a new batch of USB patches)
> alsa-cvs
> dual athlon mb
> Griffin iMic
> Creative Soundblaster-Live!
>
> PS Any chance the alsa cvs could set its version to something other
> than 0.9.6? At least 0.9.6-cvs or maybe some actual cvs version
> that would make sense to developers? Maybe the build script could
> detect it was running in a cvs tree and grab the version from the cvs info?
> If I were a cvs guru I'd send a patch...
you can see the compilation date in /proc/asound/version.
Takashi
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prev parent reply other threads:[~2003-09-03 9:58 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-31 21:30 Oops: iMic, alsa cvs, 2.4.23-pre2 Andrew Burgess
2003-09-03 9:58 ` Takashi Iwai [this message]
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