From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: memory leaks? Date: Tue, 29 Mar 2005 14:27:59 +0200 Message-ID: References: <1111896886.2408.1.camel@mindpipe> Mime-Version: 1.0 (generated by SEMI 1.14.5 - "Awara-Onsen") Content-Type: text/plain; charset=US-ASCII Return-path: In-Reply-To: <1111896886.2408.1.camel@mindpipe> Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Lee Revell Cc: alsa-devel List-Id: alsa-devel@alsa-project.org At Sat, 26 Mar 2005 23:14:46 -0500, Lee Revell wrote: > > I recently started getting these messages every time I relaod my ALSA modules: > > usbcore: registered new driver snd-usb-audio > usbcore: deregistering driver snd-usb-audio > ALSA /home/rlrevell/cvs/alsa/alsa-driver/usb/usbmidi.c:178: urb status -108 > ALSA /home/rlrevell/cvs/alsa/alsa-driver/usb/usbmidi.c:163: usb_submit_urb: -90 > ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/memory.c:71: Not freed snd_alloc_kmalloc = 864 > ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/memory.c:80: kmalloc(164) from e0979806 not freed > ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/memory.c:80: kmalloc(268) from e09796fe not freed > ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/memory.c:80: kmalloc(164) from e0979806 not freed > ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/memory.c:80: kmalloc(268) from e09796fe not freed > PCI: Found IRQ 7 for device 0000:00:0f.0 > ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/memory.c:71: Not freed snd_alloc_kmalloc = 432 > ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/memory.c:80: kmalloc(164) from e098a806 not freed > ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/memory.c:80: kmalloc(268) from e098a6fe not freed > ( ksoftirqd/0-2 |#0): new 48 us maximum-latency wakeup. > PCI: Found IRQ 7 for device 0000:00:0f.0 > usb 2-2: USB disconnect, address 3 > ( IRQ 12-664 |#0): new 51 us maximum-latency wakeup. > ( IRQ 10-2804 |#0): new 70 us maximum-latency wakeup. > ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/memory.c:71: Not freed snd_alloc_kmalloc = 432 > ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/memory.c:80: kmalloc(164) from e08b4806 not freed > ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/memory.c:80: kmalloc(268) from e08b46fe not freed > PCI: Found IRQ 7 for device 0000:00:0f.0 > ( ksoftirqd/0-2 |#0): new 85 us maximum-latency wakeup. > ( ksoftirqd/0-2 |#0): new 90 us maximum-latency wakeup. > ( IRQ 11-691 |#0): new 100 us maximum-latency wakeup. > > Does this indicate a memory leak in ALSA? Yes. Could you trace the corresponding addresses? (just checking /proc/kallsyms before unloading would help, too). Takashi ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click