On Tue, Aug 30, 2011 at 5:42 PM, Christian Kapeller <christian.kapel...@cmotion.eu> wrote: > Hi, > > when loading the ath9k_htc module for my TL-WN722N device, I get an > oops. > > I use the openwrt backfire distribution on an arm device, with kernel > 2.6.31.12 and compat-wireless-2011-06-22. The firmware file is at > /lib/firmware/ar9271.fw
please see whether you are getting the panic when you upgrade your firmware http://linuxwireless.org/en/users/Drivers/ath9k_htc#Firmware please take the 1.3 version http://wireless.kernel.org/download/htc_fw/1.3/ also please take the latest compat wireless. report back if you still get or don't get the oops! thanks! > > The device identifies as: > > ID 0cf3:9271 Atheros Communications, Inc. AR9271 802.11n > > > The backtrace looks as follows: > > > Unable to handle kernel NULL pointer dereference at virtual address > 00000048 > pgd = c0004000 > [00000048] *pgd=00000000 > Internal error: Oops: 17 [#1] PREEMPT > Modules linked in: xt_owner ipt_REDIRECT ipt_NETMAP ipt_MASQUERADE > iptable_nat nf_nat xt_CONNMARK xt_recent xt_helper xt_conntrack > xt_connmark xt_connbytes xt_NOTRACK iptable_raw xt_state > nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack ehci_hcd sd_mod ipt_REJECT > xt_TCPMSS ipt_LOG xt_comment xt_multiport xt_mac xt_limit iptable_mangle > iptable_filter ext3 jbd vfat fat ntfs ath9k_htc ath9k_common ath9k_hw > ath nls_utf8 nls_iso8859_15 nls_iso8859_1 nls_cp437 mac80211 usbcore > scsi_mod mbcache cfg80211 compat lib80211_crypt_tkip lib80211_crypt_ccmp > lib80211_crypt_wep lib80211 arc4 aes_generic deflate ecb > CPU: 0 Not tainted (2.6.31.12 #1) > PC is at get_device_parent+0x78/0x14c > LR is at get_device_parent+0x70/0x14c > pc : [<c01afc88>] lr : [<c01afc80>] psr: 80000013 > sp : c6447b88 ip : c6447b88 fp : c6447ba4 > r10: 00000001 r9 : c65ffd0c r8 : c661cc60 > r7 : c6172af0 r6 : c65992b8 r5 : c65992c0 r4 : c6172af0 > r3 : 00000000 r2 : 00000000 r1 : 00000000 r0 : 00000001 > Flags: Nzcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment kernel > Control: 10c5387d Table: 9640c019 DAC: 00000017 > Process khubd (pid: 728, stack limit = 0xc64462e8) > Stack: (0xc6447b88 to 0xc6448000) > 7b80: c65992b8 c65992c0 00000000 c6599280 c6447bec > c6447ba8 > 7ba0: c01b0cb4 c01afc1c c6172ae8 c6172ae8 00000000 c6599280 c6447be0 > c6447bc8 > 7bc0: c01b0128 c6172ae8 c65992b8 00000000 c6599280 c661cc60 c65ffd0c > 00000001 > 7be0: c6447c1c c6447bf0 bf03b92c c01b0c18 00000001 c6172a80 c65ffd00 > c6599140 > 7c00: bf17b4a8 c65ed388 bf17b41c 00000000 c6447c34 c6447c20 bf03bbcc > bf03b7c8 > 7c20: 00000000 bf17b41c c6447c64 c6447c38 bf16948c bf03bbb8 c6599160 > c6599140 > 7c40: c6599160 c6599140 00000000 c6172a80 bf17b44c bf17b4a8 c6447c94 > c6447c68 > 7c60: bf09ad4c bf1692c4 bf09ac58 c6599160 bf17b44c c01b3528 00000000 > 00000000 > 7c80: c65eed80 bf0ab8d4 c6447cbc c6447c98 c01b33c4 bf09ac64 c661ca20 > c6447ca8 > 7ca0: bf17b44c c6599160 c01b3528 00000000 c6447cd4 c6447cc0 c01b356c > c01b32e8 > 7cc0: c6599160 c6447cd8 c6447cfc c6447cd8 c01b2860 c01b3534 c63f4588 > c63fbf34 > 7ce0: c6599194 c6599160 00000000 c6599140 c6447d14 c6447d00 c01b35f4 > c01b2818 > 7d00: c6599160 c6599168 c6447d24 c6447d18 c01b268c c01b35a8 c6447d6c > c6447d28 > 7d20: c01b0f60 c01b266c c661c9c0 c6172ae8 c6447d6c c6447d40 c00a24fc > c00a090c > 7d40: 00000009 c6172a80 00000000 c65eed80 c6599140 00000000 c65eed80 > 00000001 > 7d60: c6447ddc c6447d70 bf099698 c01b0c18 00000001 00000000 00000000 > 00000000 > 7d80: 00001388 c6447d90 c0287f44 c6599140 00000000 c6172a84 c65eed80 > 00000000 > 7da0: c6172ae8 c65eed84 c661c9c0 00000001 c64882a0 c6172a80 bf0abf3c > 00000001 > 7dc0: 00000000 00000000 c618d8c0 bf0ab750 c6447e04 c6447de0 bf0a148c > bf099174 > 7de0: c00ec428 c00ec27c c6447e14 c6172ae8 bf0abf3c c01b3528 c6447e14 > c6447e08 > 7e00: bf099958 bf0a1444 c6447e3c c6447e18 c01b33c4 bf099934 c64882a0 > 00000000 > 7e20: bf0abf3c c6172ae8 c01b3528 00000000 c6447e54 c6447e40 c01b356c > c01b32e8 > 7e40: c6172ae8 c6447e58 c6447e7c c6447e58 c01b2860 c01b3534 c63f4588 > c63fbdf4 > 7e60: c6172b1c c6172ae8 00000000 c600a300 c6447e94 c6447e80 c01b35f4 > c01b2818 > 7e80: c6172ae8 c6172af0 c6447ea4 c6447e98 c01b268c c01b35a8 c6447eec > c6447ea8 > 7ea0: c01b0f60 c01b266c c6447ed4 c6173be8 3a393831 c00a0031 00000000 > c6172a80 > 7ec0: 00000000 c6172a80 00000000 c6172ae8 c6173b80 00000001 c618d8c0 > 00000002 > 7ee0: c6447f0c c6447ef0 bf093098 c01b0c18 c6256280 c6172a80 00000000 > c6173b80 > 7f00: c6447fc4 c6447f10 bf094358 bf093040 c6447f44 c6447f20 c0063728 > c003beb0 > 7f20: c035df0c ffffffff c6032000 c618d8d4 c6447f84 c62562b8 c62562c0 > 00000000 > 7f40: c6173c1c c6256288 c6256310 00000101 c6446000 c6256640 c62562bc > c6256280 > 7f60: c6173b80 c6173d5c c6173b80 c6256660 c6256660 00000000 00000000 > c643a700 > 7f80: c005eb5c c6447f84 c6447f84 00000101 01010001 00000000 c6447fc4 > c645deb8 > 7fa0: c6447fcc bf093a30 00000000 00000000 00000000 00000000 c6447ff4 > c6447fc8 > 7fc0: c005e8f8 bf093a3c 00000000 00000000 c6447fd0 c6447fd0 00000000 > 00000000 > 7fe0: 00000000 00000000 00000000 c6447ff8 c004c50c c005e880 e59f40c8 > e5912004 > Backtrace: > [<c01afc10>] (get_device_parent+0x0/0x14c) from [<c01b0cb4>] (device_add > +0xa8/0x4e0) > r7:c6599280 r6:00000000 r5:c65992c0 r4:c65992b8 > [<c01b0c0c>] (device_add+0x0/0x4e0) from [<bf03b92c>] > (firmware_data_write+0x34c/0x548 [compat]) > [<bf03b7bc>] (firmware_data_write+0x1dc/0x548 [compat]) from > [<bf03bbcc>] (compat_request_firmware+0x20/0xa0 [compat]) > [<bf03bbac>] (compat_request_firmware+0x0/0xa0 [compat]) from > [<bf16948c>] (ath9k_hif_usb_probe+0x1d4/0x370 [ath9k_htc]) > [<bf1692b8>] (ath9k_hif_usb_probe+0x0/0x370 [ath9k_htc]) from > [<bf09ad4c>] (usb_probe_interface+0xf4/0x144 [usbcore]) > [<bf09ac58>] (usb_probe_interface+0x0/0x144 [usbcore]) from [<c01b33c4>] > (driver_probe_device+0xe8/0x1c0) > [<c01b32dc>] (driver_probe_device+0x0/0x1c0) from [<c01b356c>] > (__device_attach+0x44/0x48) > r7:00000000 r6:c01b3528 r5:c6599160 r4:bf17b44c > [<c01b3528>] (__device_attach+0x0/0x48) from [<c01b2860>] > (bus_for_each_drv+0x54/0x94) > r5:c6447cd8 r4:c6599160 > [<c01b280c>] (bus_for_each_drv+0x0/0x94) from [<c01b35f4>] > (device_attach+0x58/0x70) > r7:c6599140 r6:00000000 r5:c6599160 r4:c6599194 > [<c01b359c>] (device_attach+0x0/0x70) from [<c01b268c>] > (bus_probe_device+0x2c/0x48) > r5:c6599168 r4:c6599160 > [<c01b2660>] (bus_probe_device+0x0/0x48) from [<c01b0f60>] (device_add > +0x354/0x4e0) > [<c01b0c0c>] (device_add+0x0/0x4e0) from [<bf099698>] > (usb_set_configuration+0x530/0x5c0 [usbcore]) > [<bf099168>] (usb_set_configuration+0x0/0x5c0 [usbcore]) from > [<bf0a148c>] (generic_probe+0x54/0x98 [usbcore]) > [<bf0a1438>] (generic_probe+0x0/0x98 [usbcore]) from [<bf099958>] > (usb_probe_device+0x30/0x34 [usbcore]) > r6:c01b3528 r5:bf0abf3c r4:c6172ae8 > [<bf099928>] (usb_probe_device+0x0/0x34 [usbcore]) from [<c01b33c4>] > (driver_probe_device+0xe8/0x1c0) > [<c01b32dc>] (driver_probe_device+0x0/0x1c0) from [<c01b356c>] > (__device_attach+0x44/0x48) > r7:00000000 r6:c01b3528 r5:c6172ae8 r4:bf0abf3c > [<c01b3528>] (__device_attach+0x0/0x48) from [<c01b2860>] > (bus_for_each_drv+0x54/0x94) > r5:c6447e58 r4:c6172ae8 > [<c01b280c>] (bus_for_each_drv+0x0/0x94) from [<c01b35f4>] > (device_attach+0x58/0x70) > r7:c600a300 r6:00000000 r5:c6172ae8 r4:c6172b1c > [<c01b359c>] (device_attach+0x0/0x70) from [<c01b268c>] > (bus_probe_device+0x2c/0x48) > r5:c6172af0 r4:c6172ae8 > [<c01b2660>] (bus_probe_device+0x0/0x48) from [<c01b0f60>] (device_add > +0x354/0x4e0) > [<c01b0c0c>] (device_add+0x0/0x4e0) from [<bf093098>] (usb_new_device > +0x64/0xc0 [usbcore]) > [<bf093034>] (usb_new_device+0x0/0xc0 [usbcore]) from [<bf094358>] > (hub_thread+0x928/0xe40 [usbcore]) > r7:c6173b80 r6:00000000 r5:c6172a80 r4:c6256280 > [<bf093a30>] (hub_thread+0x0/0xe40 [usbcore]) from [<c005e8f8>] (kthread > +0x84/0x8c) > [<c005e874>] (kthread+0x0/0x8c) from [<c004c50c>] (do_exit+0x0/0x600) > r7:00000000 r6:00000000 r5:00000000 r4:00000000 > Code: e3a00001 ebfa490e e596309c e5933030 (e5b30048) > ---[ end trace 18e995399c79b314 ]--- > note: khubd[728] exited with preempt_count 1 > > > Is this problem known? > > besd regards, > christian > > > > _______________________________________________ > ath9k-devel mailing list > ath9k-devel@lists.ath9k.org > https://lists.ath9k.org/mailman/listinfo/ath9k-devel > -- shafi _______________________________________________ ath9k-devel mailing list ath9k-devel@lists.ath9k.org https://lists.ath9k.org/mailman/listinfo/ath9k-devel
