Hi, since I moved from test3 to test9 (test8 would not recognize my usb headset), I am experiencing a hang in ALSA playback almost everytime I use my USB headset (Plantronics). In the syslog, I get something like:
Nov 6 15:00:09 naboo kernel: Debug: sleeping function called from invalid context at kernel/sched.c:1736 Nov 6 15:00:09 naboo kernel: in_atomic():1, irqs_disabled():1 Nov 6 15:00:09 naboo kernel: Call Trace: Nov 6 15:00:09 naboo kernel: [__might_sleep+172/224] __might_sleep+0xac/0xe0 Nov 6 15:00:09 naboo kernel: [wait_for_completion+32/240] wait_for_completion+0x20/0xf0 Nov 6 15:00:09 naboo kernel: [_end+147956939/1070252488] hcd_unlink_urb+0x163/0x260 [usbcore] Nov 6 15:00:09 naboo kernel: [_end+148363464/1070252488] snd_complete_urb+0x0/0xd0 [snd_usb_audio] Nov 6 15:00:09 naboo kernel: [_end+147959157/1070252488] usb_unlink_urb+0x3d/0x40 [usbcore] Nov 6 15:00:09 naboo kernel: [_end+148364069/1070252488] deactivate_urbs+0xad/0xb0 [snd_usb_audio] Nov 6 15:00:09 naboo kernel: [_end+148364682/1070252488] snd_usb_pcm_trigger+0x52/0x60 [snd_usb_audio] Nov 6 15:00:09 naboo kernel: [_end+148280253/1070252488] snd_pcm_do_stop+0x25/0x30 [snd_pcm] Nov 6 15:00:09 naboo kernel: [_end+148279473/1070252488] snd_pcm_action_single+0x39/0x70 [snd_pcm] Nov 6 15:00:09 naboo kernel: [_end+148279640/1070252488] snd_pcm_action+0x70/0x80 [snd_pcm] Nov 6 15:00:10 naboo kernel: [_end+148280423/1070252488] snd_pcm_stop+0x1f/0x30 [snd_pcm] Nov 6 15:00:10 naboo kernel: [_end+148300253/1070252488] snd_pcm_update_hw_ptr+0x145/0x1e0 [snd_pcm] Nov 6 15:00:10 naboo kernel: [schedule_timeout+109/192] schedule_timeout+0x6d/0xc0 Nov 6 15:00:10 naboo kernel: [sock_poll+41/64] sock_poll+0x29/0x40 Nov 6 15:00:10 naboo kernel: [_end+148292138/1070252488] snd_pcm_delay+0x52/0x170 [snd_pcm] Nov 6 15:00:10 naboo kernel: [_end+148293276/1070252488] snd_pcm_playback_ioctl1+0x64/0x4d0 [snd_pcm] Nov 6 15:00:10 naboo kernel: [sys_poll+642/720] sys_poll+0x282/0x2d0 Nov 6 15:00:10 naboo kernel: [sys_ioctl+256/672] sys_ioctl+0x100/0x2a0 Nov 6 15:00:10 naboo kernel: [syscall_call+7/11] syscall_call+0x7/0xb Nov 6 15:00:10 naboo kernel: Nov 6 15:00:10 naboo kernel: bad: scheduling while atomic! Nov 6 15:00:10 naboo kernel: Call Trace: Nov 6 15:00:10 naboo kernel: [schedule+1445/1456] schedule+0x5a5/0x5b0 Nov 6 15:00:10 naboo kernel: [common_interrupt+24/32] common_interrupt+0x18/0x20 Nov 6 15:00:10 naboo kernel: [wait_for_completion+152/240] wait_for_completion+0x98/0xf0 Nov 6 15:00:10 naboo kernel: [default_wake_function+0/48] default_wake_function+0x0/0x30 Nov 6 15:00:10 naboo kernel: [default_wake_function+0/48] default_wake_function+0x0/0x30 Nov 6 15:00:10 naboo kernel: [_end+147956939/1070252488] hcd_unlink_urb+0x163/0x260 [usbcore] Nov 6 15:00:10 naboo kernel: [_end+148363464/1070252488] snd_complete_urb+0x0/0xd0 [snd_usb_audio] Nov 6 15:00:10 naboo kernel: [_end+147959157/1070252488] usb_unlink_urb+0x3d/0x40 [usbcore] Nov 6 15:00:10 naboo kernel: [_end+148364069/1070252488] deactivate_urbs+0xad/0xb0 [snd_usb_audio] Nov 6 15:00:10 naboo kernel: [_end+148364682/1070252488] snd_usb_pcm_trigger+0x52/0x60 [snd_usb_audio] Nov 6 15:00:10 naboo kernel: [_end+148280253/1070252488] snd_pcm_do_stop+0x25/0x30 [snd_pcm] Nov 6 15:00:10 naboo kernel: [_end+148279473/1070252488] snd_pcm_action_single+0x39/0x70 [snd_pcm] Nov 6 15:00:10 naboo kernel: [_end+148279640/1070252488] snd_pcm_action+0x70/0x80 [snd_pcm] Nov 6 15:00:10 naboo kernel: [_end+148280423/1070252488] snd_pcm_stop+0x1f/0x30 [snd_pcm] Nov 6 15:00:10 naboo kernel: [_end+148300253/1070252488] snd_pcm_update_hw_ptr+0x145/0x1e0 [snd_pcm] Nov 6 15:00:10 naboo kernel: [schedule_timeout+109/192] schedule_timeout+0x6d/0xc0 Nov 6 15:00:10 naboo kernel: [sock_poll+41/64] sock_poll+0x29/0x40 Nov 6 15:00:10 naboo kernel: [_end+148292138/1070252488] snd_pcm_delay+0x52/0x170 [snd_pcm] Nov 6 15:00:10 naboo kernel: [_end+148293276/1070252488] snd_pcm_playback_ioctl1+0x64/0x4d0 [snd_pcm] Nov 6 15:00:10 naboo kernel: [sys_poll+642/720] sys_poll+0x282/0x2d0 Nov 6 15:00:10 naboo kernel: [sys_ioctl+256/672] sys_ioctl+0x100/0x2a0 Nov 6 15:00:10 naboo kernel: [syscall_call+7/11] syscall_call+0x7/0xb and so on. I am using the snd-usb-audio module, with XMMS ALSA output. Let me know what other details may help you. -- Johan ------------------------------------------------------- This SF.net email is sponsored by: SF.net Giveback Program. Does SourceForge.net help you be more productive? Does it help you create better code? SHARE THE LOVE, and help us help YOU! Click Here: http://sourceforge.net/donate/ _______________________________________________ Alsa-devel mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/alsa-devel