Return-path: Received: from mail.tdb.com ([216.99.214.4]:42874 "HELO mail.tdb.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754308Ab1EDOjY (ORCPT ); Wed, 4 May 2011 10:39:24 -0400 To: ath5k-devel@lists.ath5k.org Cc: linux-wireless@vger.kernel.org Subject: Re: [ath5k-devel] kernel panic on MIPS + ath5k + Wistron CM9 radio References: <861v0igqhn.fsf@coulee.tdb.com> From: Russell Senior Date: Wed, 04 May 2011 07:39:11 -0700 In-Reply-To: <861v0igqhn.fsf@coulee.tdb.com> (Russell Senior's message of "Sun\, 01 May 2011 12\:39\:16 -0700") Message-ID: <86iptq8r8w.fsf@coulee.tdb.com> (sfid-20110504_163927_567369_B9E27011) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-wireless-owner@vger.kernel.org List-ID: >>>>> "Russell" == Russell Senior writes: Russell> Recently trying to abandon madwifi for good on some embedded Russell> devices with OpenWrt, encountered kernel panics. Same radio Russell> on an x86 platform (Soekris net4826), no kernel panic. Russell> Different atheros radio, no kernel panic. Tried two Russell> different MIPS boards (Netgear WGT634U and Ubiquiti Russell> RouterStation), both panic'd. Russell> Netgear WGT634U: http://pastebin.ca/2051127 Ubiquiti Russell> RouterStation: http://pastebin.ca/2052610 Here is another panic, this time not resulting from hostapd, but from an adhoc vif: http://pastebin.ca/2053827 The initial panic appears to occur in a different function from the hostapd initiated panics: PCI error 1 at PCI addr 0x10008020 Data bus error, epc == 83006b24, ra == 83006b20 Oops[#1]: Cpu 0 $ 0 : 00000000 802f0000 deadc0de 00000002 $ 4 : b0008020 00000002 018003e8 00000000 $ 8 : 830a8228 00000015 83ad8df0 0000006c $12 : 00000001 0000000c 00000005 00000008 $16 : 8387a000 01000000 00008020 00008024 $20 : 0000802c 00008030 018003e8 000003e9 $24 : 00000008 0000021c $28 : 83832000 83833b70 0000003b 83006b20 Hi : 00000000 Lo : 00000020 epc : 83006b24 ath5k_hw_reset_tsf+0x48/0x98 [ath5k] Not tainted ra : 83006b20 ath5k_hw_reset_tsf+0x44/0x98 [ath5k] Status: 1000f403 KERNEL EXL IE Cause : 1080001c PrId : 00019374 (MIPS 24Kc) Modules linked in: batman_adv ath5k ath mac80211 cfg80211 compat arc4 aes_generic crypto_algapi ipv6 leds_gpio gpio_keys_polled input_polldev input_core Process kworker/u:0 (pid: 5, threadinfo=83832000, task=83819100, tls=00000000) Stack : 00000000 00000001 00000000 00000000 000000d0 8387a000 00008034 00001f30 00001ef0 83006d28 00000008 000200d0 0000ed54 800ade3c 83ad8da0 83ad8da0 018003e8 00000000 00000000 000003e8 00000000 0000ed54 00000000 830113cc 00000002 802c74fc 00000000 80099364 00000000 00000000 00000000 000252d0 000000d0 00000001 802c74f8 003fffff 8387a000 00000000 0000021c 83845300 ... Call Trace: [<83006b24>] ath5k_hw_reset_tsf+0x48/0x98 [ath5k] [<83006d28>] ath5k_hw_init_beacon+0x1b4/0x250 [ath5k] [<830113cc>] ath5k_beacon_update_timers+0x248/0xc8c [ath5k] [<83bc81f8>] ieee80211_process_addba_request+0x520/0xa44 [mac80211] Code: 0c058bb8 00442021 8e0500e4 <00518825> 02601021 0245100b 00402821 8e0200d4 02202021 [...] -- Russell Senior ``I have nine fingers; you have ten.'' seniorr@aracnet.com