On Sat, Mar 6, 2010 at 5:04 PM, Xiangfu <xiangfu@xxxxxxxxxx> wrote: > Hi > > Sorry, what you mean about 3G card. Huawei E169 USB Modem. Thanks, Anoop > > Anoop <anoop.chargotra@xxxxxxxxx> wrote: > >>Hi List, >> >>I am working on a target with MIPS architecture to support a USB 3G >>card. This card uses 'option' usb serial driver. >>Every thing goes fine, until I plug out the card when connection is up. >>It throws up a dump on the console and after that USB subsystem doesn't work. >> >>I am using Kernel '2.6.21'. >> >>Any help in this regard will be highly appreciated. >> >>Thanks, >>Anoop >> >>Here is the dump: >> >>[...] >> >>Unhandled kernel unaligned access[#1]: >>Cpu 0 >>$ 0 : 0000000000000000 ffffffff8058f960 0000000000000000 0000000000000000 >>$ 4 : ffffffff8012581c ffffffffdc420040 ffffffff803d7ba8 0034002000070068 >>$ 8 : 000000001010cce3 a80000000fd27bc0 a8000000082c0000 00000000000101db >>$12 : 000000001010cce1 000000001000001e a80000000fc24000 0000000007b1d35d >>$16 : a80000000fd27bc0 a800000008ec8d08 0000000000000000 a800000008ec8d00 >>$20 : a800000008d6e020 a800000009d21088 a800000009d21210 a80000000f7f5c40 >>$24 : fffffffffe57555b ffffffff8032be28 >>$28 : a80000000fd24000 a80000000fd27b90 a80000000f7f5800 ffffffff8011d6a0 >>Hi : 00000000000000a0 >>Lo : 00000000000000be >>epc : ffffffff80125834 do_ade+0x224/0x510 Tainted: P >>ra : ffffffff8011d6a0 ret_from_exception+0x0/0xc >>Status: 1010cce3 KX SX UX KERNEL EXL IE >>Cause : 00800010 >>BadVA : 0034002000070068 >>PrId : 000d0601 >>Modules linked in: ip_conntrack_tftp ip_conntrack_rtsp >>ip_conntrack_h323 ip_conntrack_pptp >>Process khubd (pid: 59, threadinfo=a80000000fd24000, task=a80000000fd0e140) >>Stack : a800000008887d80 a800000008ec8d08 0000000000000001 a800000008ec8d00 >> ffffffff8011d6a0 8001070000000108 0000000000000000 000000001010cce1 >> 0034002000070028 0000000000000000 a800000008887d80 fffffffffffffffe >> ffffffff808cb420 a80000000fc10040 0000000000000000 a800000000de6f00 >> a8000000082c0000 00000000000101db a80000000fd27fe0 000000000000cc00 >> a80000000fc24000 0000000007b1d35d a800000008887d80 a800000008ec8d08 >> 0000000000000001 a800000008ec8d00 a800000008d6e020 a800000009d21088 >> a800000009d21210 a80000000f7f5c40 fffffffffe57555b ffffffff8032be28 >> a8000000082c0000 00000000000101db a80000000fd24000 a80000000fd27d20 >> a80000000f7f5800 ffffffff804267d0 000000001010cce3 00000000000000a0 >> ... >>Call Trace: >>[<ffffffff80125834>] do_ade+0x224/0x510 >>[<ffffffff8011d6a0>] ret_from_exception+0x0/0xc >>[<ffffffff803d7ba8>] usb_kill_urb+0x20/0x118 >>[<ffffffff804267d0>] kill_traffic+0x28/0x40 >>[<ffffffff80426bec>] usb_serial_disconnect+0x8c/0x148 >>[<ffffffff803db128>] usb_unbind_interface+0x48/0x90 >>[<ffffffff8032d2dc>] __device_release_driver+0x8c/0xf8 >>[<ffffffff8032dc24>] device_release_driver+0x4c/0xb0 >>[<ffffffff8032c7dc>] bus_remove_device+0xc4/0xf8 >>[<ffffffff803299b4>] device_del+0x1dc/0x298 >>[<ffffffff803d7f80>] usb_disable_device+0xa8/0x148 >>[<ffffffff803d3320>] usb_disconnect+0xe8/0x1b0 >>[<ffffffff803d4618>] hub_thread+0x390/0xf18 >>[<ffffffff80161700>] kthread+0x190/0x1e0 >>[<ffffffff8011fdd8>] kernel_thread_helper+0x10/0x18 >> >> >>Code: 00431024 1440ffef 00000000 <68e40000> 6ce40007 24020000 >>14400030 7ca22403 0080982d >> >>[...] >> >>-- >>To unsubscribe from this list: send an email with >>"unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx >>Please read the FAQ at http://kernelnewbies.org/FAQ >> > -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ
