Hi guys,
I have some problems after successfully 1 sendsms using 'gammu-smsd-inject'. But after that, I can't use it anymore. 
i got an unresponding event when i type 'lsusb' on the terminal. after a few minutes, i looked into 'dmesg' and found this.

23938.916338] hub 1-4:1.0: hub_port_status failed (err = -110)
[23943.916371] hub 1-4:1.0: hub_port_status failed (err = -110)
[23948.916280] hub 1-4:1.0: hub_port_status failed (err = -110)
[23953.916440] hub 1-4:1.0: hub_port_status failed (err = -110)
[23958.916349] hub 1-4:1.0: hub_port_status failed (err = -110)
[23963.916264] hub 1-4:1.0: hub_port_status failed (err = -110)
[23968.916415] hub 1-4:1.0: hub_port_status failed (err = -110)
[23973.916324] hub 1-4:1.0: hub_port_status failed (err = -110)
[23978.916359] hub 1-4:1.0: hub_port_status failed (err = -110)
[23983.916267] hub 1-4:1.0: hub_port_status failed (err = -110)
[23988.916382] hub 1-4:1.0: hub_port_status failed (err = -110)
[23993.916333] hub 1-4:1.0: hub_port_status failed (err = -110)
[23998.916253] hub 1-4:1.0: hub_port_status failed (err = -110)
[24001.204153] INFO: task lsusb:5887 blocked for more than 120 seconds.
[24001.204158] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[24001.204162] lsusb           D ffff880116889690     0  5887   5868 0x00000004
[24001.204171]  ffff880116889690 0000000000000082 0000000000000000 ffff88011a30b610
[24001.204178]  0000000000013540 ffff88010ae9ffd8 ffff88010ae9ffd8 0000000000013540
[24001.204185]  ffff880116889690 ffff88010ae9e010 ffff88010ae9e000 0000000116889c58
[24001.204192] Call Trace:
[24001.204204]  [<ffffffff8136476e>] ? __mutex_lock_common+0x10c/0x172
[24001.204212]  [<ffffffff8136489a>] ? mutex_lock+0x1a/0x2c
[24001.204243]  [<ffffffffa004695b>] ? usbdev_open+0xd5/0x20f [usbcore]
[24001.204256]  [<ffffffff8110935e>] ? chrdev_open+0x127/0x149
[24001.204258]  [<ffffffff81109237>] ? exact_lock+0x15/0x15
[24001.204261]  [<ffffffff81105414>] ? __dentry_open+0x1b3/0x2c7
[24001.204263]  [<ffffffff8110e065>] ? dget+0x12/0x1e
[24001.204265]  [<ffffffff8111092a>] ? do_last+0x450/0x565
[24001.204267]  [<ffffffff8111208a>] ? path_openat+0xcd/0x335
[24001.204269]  [<ffffffff811123bf>] ? do_filp_open+0x2c/0x75
[24001.204271]  [<ffffffff8111ae74>] ? alloc_fd+0x69/0x10b
[24001.204274]  [<ffffffff81104662>] ? do_sys_open+0x61/0xe8
[24001.204276]  [<ffffffff8136a912>] ? system_call_fastpath+0x16/0x1b
[24003.916358] hub 1-4:1.0: hub_port_status failed (err = -110)
[24008.916436] hub 1-4:1.0: hub_port_status failed (err = -110)
[24013.916341] hub 1-4:1.0: hub_port_status failed (err = -110)


Does anybody know about with what I got? 
I'm using gammu 1.32.0 on Debian Squeeze (amd-64)

Greetings,

Marco