Created
May 21, 2012 04:50
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reproducing the wifi dongle problem
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| root@lophilo1:~# | |
| usb 1-2: new high-speed USB device number 2 using atmel-ehci | |
| usb 1-2: New USB device found, idVendor=0bda, idProduct=8176 | |
| usb 1-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3 | |
| usb 1-2: Product: 802.11n WLAN Adapter | |
| usb 1-2: Manufacturer: Realtek | |
| usb 1-2: SerialNumber: 00e04c000001 | |
| rtl8192cu: rtl8192cu: Chip version 0x10 | |
| rtl8192cu: MAC address: e8:4e:06:02:c1:ef | |
| rtl8192cu: Board Type 0 | |
| *Loading firmware rtlwifi/rtl8192cufw.bin* | |
| *rtlwifi: rx_max_size 15360, rx_urb_num 8, in_ep 1* | |
| *rtlwifi: wireless switch is on* | |
| root@lophilo1:~# vi /etc/wpa_supplicant.conf | |
| ctrl_interface=/var/run/wpa_supplicant | |
| eapol_version=1 | |
| network={ | |
| ssid="meteroi" | |
| scan_ssid=1 | |
| proto=RSN | |
| pairwise=CCMP TKIP | |
| key_mgmt=WPA-PSK | |
| psk="W1r3L3ss1sM3t3ro1" | |
| } | |
| :q! | |
| root@lophilo1:~# iwconfig | |
| *wlan2 IEEE 802.11bgn ESSID:off/any* | |
| * Mode:Managed Access Point: Not-Associated Tx-Power=0 dBm* | |
| * Retry long limit:7 RTS thr=2347 B Fragment thr:off* | |
| * Encryption key:off* | |
| * Power Management:on* | |
| hwsim0 no wireless extensions. | |
| lo no wireless extensions. | |
| wlan1 IEEE 802.11abgn ESSID:off/any | |
| Mode:Managed Access Point: Not-Associated Tx-Power=20 dBm | |
| Retry long limit:7 RTS thr:off Fragment thr:off | |
| Encryption key:off | |
| Power Management:off | |
| sit0 no wireless extensions. | |
| wlan0 IEEE 802.11abgn ESSID:off/any | |
| Mode:Managed Access Point: Not-Associated Tx-Power=20 dBm | |
| Retry long limit:7 RTS thr:off Fragment thr:off | |
| Encryption key:off | |
| Power Management:off | |
| eth0 no wireless extensions. | |
| root@lophilo1:~# wpa_supplicant -D wext -i wlan2 -c /etc/wpa_supplicant.conf | |
| rtl8192cu: MAC auto ON okay! | |
| rtl8192cu: Tx queue select: 0x05 | |
| ------------[ cut here ]------------ | |
| kernel BUG at*/usr/local/arm/kernel/linux-3.3.6-shyu/arch/arm/include/asm/dma-mapping.h:321! | |
| * | |
| Internal error: Oops - BUG: 0 [#1] | |
| Modules linked in: | |
| CPU: 0 Not tainted (3.3.6 #36) | |
| PC is at usb_hcd_map_urb_for_dma+0x230/0x340 | |
| LR is at dma_cache_maint_page+0x3c/0x48 | |
| pc : [<c020a298>] lr : [<c000dc3c>] psr: 20000013 | |
| sp : c7b7bca8 ip : 00070000 fp : 00000040 | |
| r10: 00077a42 r9 : 00000010 r8 : c04c0860 | |
| r7 : 00000000 r6 : 00000000 r5 : c7929600 r4 : c791a4e0 | |
| r3 : 00000001 r2 : 000000ea r1 : ffdf6000 r0 : c8000000 | |
| Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user | |
| Control: 0005317f Table: 77b7c000 DAC: 00000015 | |
| Process wpa_supplicant (pid: 973, stack limit = 0xc7b7a270) | |
| Stack: (0xc7b7bca8 to 0xc7b7c000) | |
| bca0: c7929600 c791a4e0 c791a4e0 c7929600 00000010 | |
| 00000032 | |
| bcc0: 00000000 000000ea 00000005 c020a8e0 c7994850 00000020 c7a4240c | |
| 00001000 | |
| bce0: c04c3608 c7b7bd2c c791a4e0 c7b7bd08 c7b7bd3c 00000032 00000000 | |
| 000000ea | |
| bd00: 00000005 c020bf24 00000000 c7b7bd0c c7b7bd0c c791a4e0 00000000 | |
| 00000000 | |
| bd20: 00000010 c7994800 c7a423c0 c020c168 00000000 80000200 80000200 | |
| c7b7bda4 | |
| bd40: c7b7bed0 000000ea c7994800 ffdf6000 c8845020 00000002 00000076 | |
| 00001000 | |
| bd60: c7b7bed0 c01bac20 00001000 00000000 ffdf6000 000000ea 00000032 | |
| c01bad0c | |
| bd80: c7b8cea0 77b79000 c8845020 c7b8cea0 c8845020 00001000 c8845020 | |
| 00000000 | |
| bda0: 00000011 c01beb2c 00000000 c8845020 c7b8cea0 c7b8c280 c8845020 | |
| 00000003 | |
| bdc0: 00000e6e c01befb0 c7b8c280 c7b8cea0 1fff7fff 00000000 c7b8c280 | |
| c7b8cea0 | |
| bde0: 00000000 00000001 00000001 00000000 c7a3d380 c01ca860 c7b8c280 | |
| 00000001 | |
| be00: 00000000 c7b8cea0 c7b8c280 c7b8ceac 00000001 00000001 c7a3d380 | |
| c01ba2e8 | |
| be20: c7b8c280 00000001 c7b8cea0 c7b8c280 c7b8ceac 00000001 00000001 | |
| 00000000 | |
| be40: c7a3d380 c01b528c c7b8c280 c7a3d000 00001002 c0365f28 c7a3d000 | |
| c03af468 | |
| be60: 00001002 00000001 c7b50160 00000000 c7b5016c c026b0c4 c7a3d000 | |
| 00001003 | |
| be80: 00001002 c0268824 c7a3d000 00001002 c7a3d000 00008914 c7b50160 | |
| c026afec | |
| bea0: 00000000 00000001 c7a3d000 c02ad3bc bea5ca68 c026c878 bea5ca68 | |
| 00000000 | |
| bec0: 6e616c77 00000032 00000000 00000000 00001003 00000000 00000000 | |
| 00000000 | |
| bee0: 00001003 00000000 00000000 00000000 00000000 00008914 bea5ca68 | |
| 00008914 | |
| bf00: 00000003 c00094c4 c7b7a000 00000000 bea5cc38 c02592f0 bea5ca68 | |
| c7a43540 | |
| bf20: 00008914 c007d930 c7b7bf84 c007137c 00000004 c748c4e0 00000000 | |
| c7b7bf58 | |
| bf40: c7b7bf84 c025a740 c05036e0 00000000 00000000 c0422b87 c780e590 | |
| c7509938 | |
| bf60: 00000010 00000003 00000000 c7a43540 bea5ca68 00008914 00000003 | |
| c00094c4 | |
| bf80: c7b7a000 c007d9d4 00000003 00000000 bea5ca68 00000000 0007d598 | |
| 0007d798 | |
| bfa0: 00000036 c0009340 00000000 0007d598 00000003 00008914 bea5ca68 | |
| 0007d7ae | |
| bfc0: 00000000 0007d598 0007d798 00000036 00000000 bea5cee0 00073530 | |
| bea5cc38 | |
| bfe0: 00001003 bea5ca68 000551d4 b6cf1edc 60000010 00000003 00000000 | |
| 00000000 | |
| [<c020a298>] (usb_hcd_map_urb_for_dma+0x230/0x340) from [<c020a8e0>] | |
| (usb_hcd_submit_urb+0x538/0x624) | |
| [<c020a8e0>] (usb_hcd_submit_urb+0x538/0x624) from [<c020bf24>] | |
| (usb_start_wait_urb+0x40/0xb0) | |
| [<c020bf24>] (usb_start_wait_urb+0x40/0xb0) from [<c020c168>] | |
| (usb_control_msg+0xd4/0xf8) | |
| [<c020c168>] (usb_control_msg+0xd4/0xf8) from [<c01bac20>] | |
| (_usb_writeN_sync+0x84/0xa0) | |
| [<c01bac20>] (_usb_writeN_sync+0x84/0xa0) from [<c01beb2c>] | |
| (_rtl92c_fw_block_write+0x54/0x12c) | |
| [<c01beb2c>] (_rtl92c_fw_block_write+0x54/0x12c) from [<c01befb0>] | |
| (rtl92c_download_fw+0x224/0x608) | |
| [<c01befb0>] (rtl92c_download_fw+0x224/0x608) from [<c01ca860>] | |
| (rtl92cu_hw_init+0x80/0x8a4) | |
| [<c01ca860>] (rtl92cu_hw_init+0x80/0x8a4) from [<c01ba2e8>] | |
| (rtl_usb_start+0x20/0x1f0) | |
| [<c01ba2e8>] (rtl_usb_start+0x20/0x1f0) from [<c01b528c>] | |
| (rtl_op_start+0x48/0x78) | |
| [<c01b528c>] (rtl_op_start+0x48/0x78) from [<c0365f28>] | |
| (ieee80211_do_open+0x110/0x6f8) | |
| [<c0365f28>] (ieee80211_do_open+0x110/0x6f8) from [<c026b0c4>] | |
| (__dev_open+0xa4/0xfc) | |
| [<c026b0c4>] (__dev_open+0xa4/0xfc) from [<c0268824>] | |
| (__dev_change_flags+0x8c/0x120) | |
| [<c0268824>] (__dev_change_flags+0x8c/0x120) from [<c026afec>] | |
| (dev_change_flags+0x10/0x44) | |
| [<c026afec>] (dev_change_flags+0x10/0x44) from [<c02ad3bc>] | |
| (devinet_ioctl+0x2f8/0x714) | |
| [<c02ad3bc>] (devinet_ioctl+0x2f8/0x714) from [<c02592f0>] | |
| (sock_ioctl+0x208/0x25c) | |
| [<c02592f0>] (sock_ioctl+0x208/0x25c) from [<c007d930>] | |
| (do_vfs_ioctl+0x4b4/0x524) | |
| [<c007d930>] (do_vfs_ioctl+0x4b4/0x524) from [<c007d9d4>] | |
| (sys_ioctl+0x34/0x54) | |
| [<c007d9d4>] (sys_ioctl+0x34/0x54) from [<c0009340>] | |
| (ret_fast_syscall+0x0/0x2c) | |
| Code: e59f010c e5900000 e1510000 3a000001 (e7f001f2) | |
| ---[ end trace 838b261edc96b32d ]--- | |
| Segmentation fault | |
| root@lophilo1:~# | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: Internal error: Oops - BUG: 0 [#1] | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: Process wpa_supplicant (pid: 973, stack limit = 0xc7b7a270) | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: Stack: (0xc7b7bca8 to 0xc7b7c000) | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bd20: 00000010 c7994800 c7a423c0 c020c168 00000000 | |
| 80000200 80000200 c7b7bda4 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bd00: 00000005 c020bf24 00000000 c7b7bd0c c7b7bd0c | |
| c791a4e0 00000000 00000000 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bce0: c04c3608 c7b7bd2c c791a4e0 c7b7bd08 c7b7bd3c | |
| 00000032 00000000 000000ea | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bcc0: 00000000 000000ea 00000005 c020a8e0 c7994850 | |
| 00000020 c7a4240c 00001000 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bca0: c7929600 c791a4e0 c791a4e0 | |
| c7929600 00000010 00000032 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bdc0: 00000e6e c01befb0 c7b8c280 c7b8cea0 1fff7fff | |
| 00000000 c7b8c280 c7b8cea0 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bda0: 00000011 c01beb2c 00000000 c8845020 c7b8cea0 | |
| c7b8c280 c8845020 00000003 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bd80: c7b8cea0 77b79000 c8845020 c7b8cea0 c8845020 | |
| 00001000 c8845020 00000000 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bd40: c7b7bed0 000000ea c7994800 ffdf6000 c8845020 | |
| 00000002 00000076 00001000 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: be20: c7b8c280 00000001 c7b8cea0 c7b8c280 c7b8ceac | |
| 00000001 00000001 00000000 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bd60: c7b7bed0 c01bac20 00001000 00000000 ffdf6000 | |
| 000000ea 00000032 c01bad0c | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: be00: 00000000 c7b8cea0 c7b8c280 c7b8ceac 00000001 | |
| 00000001 c7a3d380 c01ba2e8 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bea0: 00000000 00000001 c7a3d000 c02ad3bc bea5ca68 | |
| c026c878 bea5ca68 00000000 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: be80: 00001002 c0268824 c7a3d000 00001002 c7a3d000 | |
| 00008914 c7b50160 c026afec | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: be60: 00001002 00000001 c7b50160 00000000 c7b5016c | |
| c026b0c4 c7a3d000 00001003 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: be40: c7a3d380 c01b528c c7b8c280 c7a3d000 00001002 | |
| c0365f28 c7a3d000 c03af468 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bec0: 6e616c77 00000032 00000000 00000000 00001003 | |
| 00000000 00000000 00000000 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bde0: 00000000 00000001 00000001 00000000 c7a3d380 | |
| c01ca860 c7b8c280 00000001 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bee0: 00001003 00000000 00000000 00000000 00000000 | |
| 00008914 bea5ca68 00008914 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bf00: 00000003 c00094c4 c7b7a000 00000000 bea5cc38 | |
| c02592f0 bea5ca68 c7a43540 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bf20: 00008914 c007d930 c7b7bf84 c007137c 00000004 | |
| c748c4e0 00000000 c7b7bf58 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bfc0: 00000000 0007d598 0007d798 00000036 00000000 | |
| bea5cee0 00073530 bea5cc38 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bfa0: 00000036 c0009340 00000000 0007d598 00000003 | |
| 00008914 bea5ca68 0007d7ae | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bf80: c7b7a000 c007d9d4 00000003 00000000 bea5ca68 | |
| 00000000 0007d598 0007d798 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bf60: 00000010 00000003 00000000 c7a43540 bea5ca68 | |
| 00008914 00000003 c00094c4 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bf40: c7b7bf84 c025a740 c05036e0 00000000 00000000 | |
| c0422b87 c780e590 c7509938 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: bfe0: 00001003 bea5ca68 000551d4 b6cf1edc 60000010 | |
| 00000003 00000000 00000000 | |
| Message from syslogd@lophilo1 at Sat May 19 16:25:31 2012 ... | |
| lophilo1 kernel: Code: e59f010c e5900000 e1510000 3a000001 (e7f001f2) | |
| root@lophilo1:~# |
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