Hi!

Here's what syslog shows when first removing the battery from my Sony Vaio TT11LN/B, then inserting it again:

Removing:
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quini@quinitt:~$ tail /var/log/syslog
Aug 17 22:34:47 quinitt kernel: [14674.451394] usb 1-3: USB disconnect, address 9
Aug 17 22:34:47 quinitt NetworkManager:    SCPlugin-Ifupdown: devices removed (path: /sys/devices/pci0000:00/0000:00:1a.7/usb1/1-3/1-3:1.7/net/hso0, iface: hso0)
Aug 17 22:34:52 quinitt kernel: [14679.308095] usb 1-3: new high speed USB device using ehci_hcd and address 10
Aug 17 22:34:52 quinitt kernel: [14679.451514] usb 1-3: configuration #1 chosen from 1 choice
Aug 17 22:34:52 quinitt kernel: [14679.470419] hso0: Disabled Privacy Extensions
Aug 17 22:34:52 quinitt NetworkManager:    SCPlugin-Ifupdown: devices added (path: /sys/devices/pci0000:00/0000:00:1a.7/usb1/1-3/1-3:1.7/net/hso0, iface: hso0)
Aug 17 22:37:27 quinitt kernel: [14834.958569] usb 1-3: USB disconnect, address 10
Aug 17 22:37:27 quinitt NetworkManager:    SCPlugin-Ifupdown: devices removed (path: /sys/devices/pci0000:00/0000:00:1a.7/usb1/1-3/1-3:1.7/net/hso0, iface: hso0)
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Inserting:
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uini@quinitt:~$ cat /var/log/syslog
...
Aug 17 23:27:05 quinitt kernel: [  904.292095] usb 1-3: new high speed USB device using ehci_hcd and address 4
Aug 17 23:27:05 quinitt kernel: [  904.435453] usb 1-3: configuration #1 chosen from 1 choice
Aug 17 23:27:05 quinitt kernel: [  904.499358] hso: /build/buildd/linux-2.6.31/drivers/net/usb/hso.c: 1.2 Option Wireless
Aug 17 23:27:05 quinitt kernel: [  904.520130] hso0: Disabled Privacy Extensions
Aug 17 23:27:05 quinitt kernel: [  904.525940] usbcore: registered new interface driver hso
Aug 17 23:27:05 quinitt modem-manager: (ttyHS0) opening serial device...
Aug 17 23:27:05 quinitt modem-manager: (ttyHS0): probe requested by plugin 'Option High-Speed'
Aug 17 23:27:05 quinitt modem-manager: (ttyHS2) opening serial device...
Aug 17 23:27:05 quinitt modem-manager: (ttyHS2): probe requested by plugin 'Option High-Speed'
Aug 17 23:27:05 quinitt modem-manager: (ttyHS4) opening serial device...
Aug 17 23:27:05 quinitt modem-manager: (ttyHS4): probe requested by plugin 'Option High-Speed'
Aug 17 23:27:05 quinitt modem-manager: (ttyHS3) opening serial device...
Aug 17 23:27:05 quinitt modem-manager: (ttyHS3): probe requested by plugin 'Option High-Speed'
Aug 17 23:27:05 quinitt modem-manager: (ttyHS6) opening serial device...
Aug 17 23:27:05 quinitt modem-manager: (ttyHS6): probe requested by plugin 'Option High-Speed'
Aug 17 23:27:05 quinitt modem-manager: (ttyHS1) opening serial device...
Aug 17 23:27:05 quinitt modem-manager: (ttyHS1): probe requested by plugin 'Option High-Speed'
Aug 17 23:27:05 quinitt modem-manager: (ttyHS7) opening serial device...
Aug 17 23:27:05 quinitt modem-manager: (ttyHS7): probe requested by plugin 'Option High-Speed'
Aug 17 23:27:05 quinitt modem-manager: (ttyHS5) opening serial device...
Aug 17 23:27:05 quinitt modem-manager: (ttyHS5): probe requested by plugin 'Option High-Speed'
Aug 17 23:27:05 quinitt modem-manager: (Option High-Speed): GSM modem /sys/devices/pci0000:00/0000:00:1a.7/usb1/1-3 claimed port hso0
Aug 17 23:27:05 quinitt NetworkManager:    SCPlugin-Ifupdown: devices added (path: /sys/devices/pci0000:00/0000:00:1a.7/usb1/1-3/1-3:1.7/net/hso0, iface: hso0)
Aug 17 23:27:05 quinitt modem-manager: Added modem /sys/devices/pci0000:00/0000:00:1a.7/usb1/1-3
Aug 17 23:27:06 quinitt kernel: [  905.596123] usb 1-3: hso received invalid serial state notification
Aug 17 23:27:11 quinitt modem-manager: (ttyHS2) closing serial device...
Aug 17 23:27:14 quinitt modem-manager: (Option High-Speed): GSM modem /sys/devices/pci0000:00/0000:00:1a.7/usb1/1-3 claimed port ttyHS2
Aug 17 23:27:22 quinitt modem-manager: (ttyHS0) closing serial device...
Aug 17 23:27:22 quinitt modem-manager: (ttyHS4) closing serial device...
Aug 17 23:27:23 quinitt modem-manager: (ttyHS3) closing serial device...
Aug 17 23:27:23 quinitt modem-manager: (ttyHS6) closing serial device...
Aug 17 23:27:24 quinitt modem-manager: (ttyHS1) closing serial device...
Aug 17 23:27:25 quinitt modem-manager: (ttyHS7) closing serial device...
Aug 17 23:27:25 quinitt modem-manager: (ttyHS5) closing serial device...
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