Hi, I'm getting these crashes about once a day. The music just stops for
no obvious reason.  I normally have to reboot to get sound working again.
I'm using
Advanced Linux Sound Architecture Driver Version 1.0.2c (Thu Feb 05 15:41:49 2004 UTC).
Compiled on Feb 21 2004 for kernel 2.6.3-1-686.

I have an Audiotrak Maya EX7 USB sound device connected via an ABSoft
indigo Mini USB 1.1 hub to a SiS 7001 USB controller on my M747
motherboard.  I don't have any other USB devices.  The USB controller
has irq 9 (not shared).

Does anyone have an idea on how I can make these crashes stop?

My kern.log says

Mar  8 23:35:15 kooka kernel: 5:1:1: usb_set_interface failed
Mar  8 23:35:15 kooka last message repeated 3 times
Mar  8 23:35:23 kooka kernel: usb 1-1: USB disconnect, address 4
Mar  8 23:35:23 kooka kernel: usb 1-1.3: USB disconnect, address 5
Mar  8 23:35:32 kooka kernel: usb 1-1: new full speed USB device using address 6
Mar  8 23:35:32 kooka kernel: hub 1-1:1.0: USB hub found
Mar  8 23:35:32 kooka kernel: hub 1-1:1.0: 4 ports detected
Mar  8 23:35:37 kooka kernel: usb 1-1.3: new full speed USB device using address 7
Mar  8 23:35:37 kooka kernel: usb 1-1.3: control timeout on ep0in
Mar  8 23:35:37 kooka kernel: usb 1-1.3: control timeout on ep0in
Mar  9 00:35:29 kooka kernel: timeout: still 4 active urbs..
Mar  9 00:35:29 kooka kernel: cannot submit datapipe for urb 1, err = -22
Mar  9 00:38:44 kooka kernel: timeout: still 1 active urbs..
Mar  9 00:38:49 kooka kernel: usb 1-1.3: control timeout on ep0out
Mar  9 00:38:55 kooka kernel: usb 1-1.3: control timeout on ep0out
Mar  9 00:38:55 kooka kernel: 7:1:1: usb_set_interface failed
Mar  9 00:39:15 kooka kernel: usb 1-1.3: control timeout on ep0out
Mar  9 00:39:15 kooka kernel: 7:1:1: usb_set_interface failed
Mar  9 00:39:27 kooka kernel: usb 1-1.3: control timeout on ep0out
Mar  9 00:39:27 kooka kernel: 7:1:1: usb_set_interface failed
Mar  9 00:39:33 kooka kernel: usb 1-1.3: control timeout on ep0out
Mar  9 00:39:33 kooka kernel: 7:1:1: usb_set_interface failed
Mar  9 00:39:57 kooka kernel: usb 1-1: USB disconnect, address 6
Mar  9 00:39:57 kooka kernel: usb 1-1.3: USB disconnect, address 7
Mar  9 00:39:59 kooka kernel: Badness in ohci_endpoint_disable at 
drivers/usb/host/ohci-hcd.c:337
Mar  9 00:39:59 kooka kernel: Call Trace:
Mar  9 00:39:59 kooka kernel:  [__crc_sigqueue_alloc+8602995/14934089] 
ohci_endpoint_disable+0xda/0x1b0 [ohci_hcd]
Mar  9 00:39:59 kooka kernel:  [__crc_sigqueue_alloc+10912192/14934089] 
hcd_endpoint_disable+0xf7/0x1e0 [usbcore]
Mar  9 00:39:59 kooka kernel:  [__crc_sigqueue_alloc+10917353/14934089] 
usb_disable_endpoint+0x70/0x80 [usbcore]
Mar  9 00:39:59 kooka kernel:  [__crc_sigqueue_alloc+10917605/14934089] 
usb_disable_device+0x8c/0xb0 [usbcore]
Mar  9 00:39:59 kooka kernel:  [__crc_sigqueue_alloc+10896045/14934089] 
usb_disconnect+0x94/0xf0 [usbcore]
Mar  9 00:39:59 kooka kernel:  [__crc_sigqueue_alloc+10896113/14934089] 
usb_disconnect+0xd8/0xf0 [usbcore]
Mar  9 00:39:59 kooka kernel:  [__crc_sigqueue_alloc+10904138/14934089] 
hub_port_connect_change+0x281/0x290 [usbcore]
Mar  9 00:39:59 kooka kernel:  [__crc_sigqueue_alloc+10902508/14934089] 
hub_port_status+0x43/0xb0 [usbcore]
Mar  9 00:39:59 kooka kernel:  [__crc_sigqueue_alloc+10904864/14934089] 
hub_events+0x2c7/0x340 [usbcore]
Mar  9 00:39:59 kooka kernel:  [__crc_sigqueue_alloc+10905038/14934089] 
hub_thread+0x35/0x100 [usbcore]
Mar  9 00:39:59 kooka kernel:  [ret_from_fork+6/20] ret_from_fork+0x6/0x14
Mar  9 00:39:59 kooka kernel:  [default_wake_function+0/32] 
default_wake_function+0x0/0x20
Mar  9 00:39:59 kooka kernel:  [__crc_sigqueue_alloc+10904985/14934089] 
hub_thread+0x0/0x100 [usbcore]
Mar  9 00:39:59 kooka kernel:  [kernel_thread_helper+5/16] 
kernel_thread_helper+0x5/0x10
Mar  9 00:39:59 kooka kernel: 
Mar  9 00:40:09 kooka kernel: 7:1:1: usb_set_interface failed
Mar  9 00:40:33 kooka last message repeated 43 times

I did a "/etc/init.d/alsa stop" which seemed to work ok (the modules
vanished) but a "/etc/init.d/alsa start" hung and:

Mar  9 00:47:14 kooka kernel: drivers/usb/core/usb.c: deregistering driver 
snd-usb-audio
Mar  9 00:47:43 kooka kernel: Badness in ohci_endpoint_disable at 
drivers/usb/host/ohci-hcd.c:337
Mar  9 00:47:43 kooka kernel: Call Trace:
Mar  9 00:47:43 kooka kernel:  [__crc_sigqueue_alloc+8602995/14934089] 
ohci_endpoint_disable+0xda/0x1b0 [ohci_hcd]
Mar  9 00:47:43 kooka kernel:  [__crc_sigqueue_alloc+10912192/14934089] 
hcd_endpoint_disable+0xf7/0x1e0 [usbcore]
Mar  9 00:47:43 kooka kernel:  [__crc_sigqueue_alloc+10917353/14934089] 
usb_disable_endpoint+0x70/0x80 [usbcore]
Mar  9 00:47:43 kooka kernel:  [__crc_sigqueue_alloc+10918277/14934089] 
usb_reset_configuration+0x1c/0xe0 [usbcore]
Mar  9 00:47:43 kooka kernel:  [sysfs_new_inode+94/176] sysfs_new_inode+0x5e/0xb0
Mar  9 00:47:43 kooka kernel:  [__crc_sigqueue_alloc+11589914/14934089] 
snd_usb_audio_probe+0x151/0x2b0 [snd_usb_audio]
Mar  9 00:47:43 kooka kernel:  [__crc_sigqueue_alloc+11590561/14934089] 
usb_audio_probe+0x28/0x50 [snd_usb_audio]
Mar  9 00:47:43 kooka kernel:  [__crc_sigqueue_alloc+10892874/14934089] 
usb_probe_interface+0x61/0x80 [usbcore]
Mar  9 00:47:43 kooka kernel:  [bus_match+63/112] bus_match+0x3f/0x70
Mar  9 00:47:43 kooka kernel:  [driver_attach+92/160] driver_attach+0x5c/0xa0
Mar  9 00:47:43 kooka kernel:  [bus_add_driver+147/176] bus_add_driver+0x93/0xb0
Mar  9 00:47:43 kooka kernel:  [driver_register+47/64] driver_register+0x2f/0x40
Mar  9 00:47:43 kooka kernel:  [__crc_sigqueue_alloc+10893095/14934089] 
usb_register+0x3e/0xa0 [usbcore]
Mar  9 00:47:43 kooka kernel:  [__crc_sigqueue_alloc+8971749/14934089] 
snd_usb_audio_init+0x1c/0x33 [snd_usb_audio]
Mar  9 00:47:43 kooka kernel:  [sys_init_module+281/560] sys_init_module+0x119/0x230
Mar  9 00:47:43 kooka kernel:  [syscall_call+7/11] syscall_call+0x7/0xb
Mar  9 00:47:43 kooka kernel: 

I guess that it is time to reboot (again).

Stuart



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