** Attachment added: "lsusb.txt"
http://launchpadlibrarian.net/29660853/lsusb.txt
** Description changed:
+ REPORTING ON BEHALF OF STEVE ALEXANDER (SUBSCRIBED)
+ ***************************************************************
+ Linux blixa 2.6.31-4-generic #23-Ubuntu SMP Mon Jul 27 18:39:51 UTC 2009 i686
GNU/Linux
+
The following warning is displayed 4 times during boot, each having a
2min timeout:
[ 11.913164] ------------[ cut here ]------------
[ 11.915570] WARNING: at
/build/buildd/linux-2.6.31/drivers/usb/host/ehci-hcd.c:911
ehci_urb_dequeue+0x137/0x140()
[ 11.917112] Hardware name: VGN-TZ190N
[ 11.917112] Modules linked in: snd_hda_codec_realtek snd_hda_intel
snd_hda_codec pcmcia snd_pcm_oss joydev arc4 snd_mixer_oss ecb snd_pcm
snd_seq_dummy snd_seq_oss snd_seq_midi yenta_socket rsrc_nonstatic snd_rawmidi
snd_seq_midi_event option snd_seq iwlagn btusb usbserial snd_timer pcmcia_core
iwlcore snd_seq_device led_class uvcvideo videodev v4l1_compat mac80211 snd
soundcore snd_page_alloc psmouse pcspkr serio_raw cfg80211 sony_laptop
tpm_infineon tpm tpm_bios ohci1394 usb_storage ieee1394 sky2 fbcon tileblit
font bitblit softcursor i915 drm i2c_algo_bit video output intel_agp agpgart
[ 11.917112] Pid: 1512, comm: nm-modem-probe Tainted: G W
2.6.31-4-generic #23-Ubuntu
[ 11.917112] Call Trace:
[ 11.917112] [<c013fd7d>] warn_slowpath_common+0x6d/0xa0
[ 11.917112] [<c041a487>] ? ehci_urb_dequeue+0x137/0x140
[ 11.917112] [<c041a487>] ? ehci_urb_dequeue+0x137/0x140
[ 11.917112] [<c013fdc5>] warn_slowpath_null+0x15/0x20
[ 11.917112] [<c041a487>] ehci_urb_dequeue+0x137/0x140
[ 11.917112] [<c05694a7>] ? schedule+0x547/0x730
[ 11.917112] [<c0405977>] unlink1+0x17/0x30
[ 11.917112] [<c0405adb>] usb_hcd_unlink_urb+0x4b/0x90
[ 11.917112] [<c0406dc1>] usb_kill_urb+0x31/0xa0
[ 11.917112] [<c0156880>] ? autoremove_wake_function+0x0/0x40
[ 11.917112] [<f8d4ca00>] option_close+0x30/0x70 [option]
[ 11.917112] [<f8c7b818>] serial_do_down+0x48/0x60 [usbserial]
[ 11.917112] [<f8c7bf8e>] serial_close+0x3e/0x90 [usbserial]
[ 11.917112] [<c037531e>] ? tty_fasync+0x3e/0x120
[ 11.917112] [<c0376f10>] tty_release_dev+0x120/0x500
[ 11.917112] [<c01dda28>] ? __mem_cgroup_try_charge+0x68/0x120
[ 11.917112] [<c012879b>] ? kunmap_atomic+0x5b/0x70
[ 11.917112] [<c01c3c4c>] ? do_anonymous_page+0x19c/0x210
[ 11.917112] [<c0377302>] tty_release+0x12/0x20
[ 11.917112] [<c01e223a>] __fput+0xda/0x1f0
[ 11.917112] [<c01e2365>] fput+0x15/0x20
[ 11.917112] [<c01de957>] filp_close+0x47/0x70
[ 11.917112] [<c01de9f3>] sys_close+0x73/0xb0
[ 11.917112] [<c010334c>] syscall_call+0x7/0xb
[ 11.917112] ---[ end trace 9a8bcfc170952660 ]---
+
+ The system has the following four processes running:
+ root 1534 1 0 10:18 ? 00:00:00 /lib/udev/nm-modem-probe
--vid 0x1410 --pid 0x2120 --usb-interface 00 --driver option --delay 3000
--export /dev/.tmp-char-188:0
+ root 1535 1 0 10:18 ? 00:00:00 /lib/udev/nm-modem-probe
--vid 0x1410 --pid 0x2120 --usb-interface 03 --driver option --delay 3000
--export /dev/.tmp-char-188:3
+ root 1536 1 0 10:18 ? 00:00:00 /lib/udev/nm-modem-probe
--vid 0x1410 --pid 0x2120 --usb-interface 01 --driver option --delay 3000
--export /dev/.tmp-char-188:1
+ root 1569 1 0 10:18 ? 00:00:00 /lib/udev/nm-modem-probe
--vid 0x1410 --pid 0x2120 --usb-interface 02 --driver option --delay 3000
--export /dev/.tmp-char-188:2
+
+ And these messages are routinely sent to the console unless disabled (for
each of the 4 processes):
+ INFO: task nm-modem-probe:1534 blocked for more than 120 seconds.
+ "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
+
+ The system eventually boots after all 4 timeout at 120 seconds EACH, and
+ appears to be usable.
** Description changed:
REPORTING ON BEHALF OF STEVE ALEXANDER (SUBSCRIBED)
***************************************************************
+ Sony Viao Model VGN-TZ190N
Linux blixa 2.6.31-4-generic #23-Ubuntu SMP Mon Jul 27 18:39:51 UTC 2009 i686
GNU/Linux
The following warning is displayed 4 times during boot, each having a
2min timeout:
[ 11.913164] ------------[ cut here ]------------
[ 11.915570] WARNING: at
/build/buildd/linux-2.6.31/drivers/usb/host/ehci-hcd.c:911
ehci_urb_dequeue+0x137/0x140()
[ 11.917112] Hardware name: VGN-TZ190N
[ 11.917112] Modules linked in: snd_hda_codec_realtek snd_hda_intel
snd_hda_codec pcmcia snd_pcm_oss joydev arc4 snd_mixer_oss ecb snd_pcm
snd_seq_dummy snd_seq_oss snd_seq_midi yenta_socket rsrc_nonstatic snd_rawmidi
snd_seq_midi_event option snd_seq iwlagn btusb usbserial snd_timer pcmcia_core
iwlcore snd_seq_device led_class uvcvideo videodev v4l1_compat mac80211 snd
soundcore snd_page_alloc psmouse pcspkr serio_raw cfg80211 sony_laptop
tpm_infineon tpm tpm_bios ohci1394 usb_storage ieee1394 sky2 fbcon tileblit
font bitblit softcursor i915 drm i2c_algo_bit video output intel_agp agpgart
[ 11.917112] Pid: 1512, comm: nm-modem-probe Tainted: G W
2.6.31-4-generic #23-Ubuntu
[ 11.917112] Call Trace:
[ 11.917112] [<c013fd7d>] warn_slowpath_common+0x6d/0xa0
[ 11.917112] [<c041a487>] ? ehci_urb_dequeue+0x137/0x140
[ 11.917112] [<c041a487>] ? ehci_urb_dequeue+0x137/0x140
[ 11.917112] [<c013fdc5>] warn_slowpath_null+0x15/0x20
[ 11.917112] [<c041a487>] ehci_urb_dequeue+0x137/0x140
[ 11.917112] [<c05694a7>] ? schedule+0x547/0x730
[ 11.917112] [<c0405977>] unlink1+0x17/0x30
[ 11.917112] [<c0405adb>] usb_hcd_unlink_urb+0x4b/0x90
[ 11.917112] [<c0406dc1>] usb_kill_urb+0x31/0xa0
[ 11.917112] [<c0156880>] ? autoremove_wake_function+0x0/0x40
[ 11.917112] [<f8d4ca00>] option_close+0x30/0x70 [option]
[ 11.917112] [<f8c7b818>] serial_do_down+0x48/0x60 [usbserial]
[ 11.917112] [<f8c7bf8e>] serial_close+0x3e/0x90 [usbserial]
[ 11.917112] [<c037531e>] ? tty_fasync+0x3e/0x120
[ 11.917112] [<c0376f10>] tty_release_dev+0x120/0x500
[ 11.917112] [<c01dda28>] ? __mem_cgroup_try_charge+0x68/0x120
[ 11.917112] [<c012879b>] ? kunmap_atomic+0x5b/0x70
[ 11.917112] [<c01c3c4c>] ? do_anonymous_page+0x19c/0x210
[ 11.917112] [<c0377302>] tty_release+0x12/0x20
[ 11.917112] [<c01e223a>] __fput+0xda/0x1f0
[ 11.917112] [<c01e2365>] fput+0x15/0x20
[ 11.917112] [<c01de957>] filp_close+0x47/0x70
[ 11.917112] [<c01de9f3>] sys_close+0x73/0xb0
[ 11.917112] [<c010334c>] syscall_call+0x7/0xb
[ 11.917112] ---[ end trace 9a8bcfc170952660 ]---
The system has the following four processes running:
root 1534 1 0 10:18 ? 00:00:00 /lib/udev/nm-modem-probe
--vid 0x1410 --pid 0x2120 --usb-interface 00 --driver option --delay 3000
--export /dev/.tmp-char-188:0
root 1535 1 0 10:18 ? 00:00:00 /lib/udev/nm-modem-probe
--vid 0x1410 --pid 0x2120 --usb-interface 03 --driver option --delay 3000
--export /dev/.tmp-char-188:3
root 1536 1 0 10:18 ? 00:00:00 /lib/udev/nm-modem-probe
--vid 0x1410 --pid 0x2120 --usb-interface 01 --driver option --delay 3000
--export /dev/.tmp-char-188:1
root 1569 1 0 10:18 ? 00:00:00 /lib/udev/nm-modem-probe
--vid 0x1410 --pid 0x2120 --usb-interface 02 --driver option --delay 3000
--export /dev/.tmp-char-188:2
And these messages are routinely sent to the console unless disabled (for
each of the 4 processes):
INFO: task nm-modem-probe:1534 blocked for more than 120 seconds.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
The system eventually boots after all 4 timeout at 120 seconds EACH, and
appears to be usable.
** Changed in: linux (Ubuntu)
Status: New => Confirmed
** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
** Also affects: linux (Ubuntu Karmic)
Importance: Medium
Status: Confirmed
--
Extremely slow boot caused by problem with nm-modem-probe
https://bugs.launchpad.net/bugs/406284
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