Return-path: Received: from charlotte.tuxdriver.com ([70.61.120.58]:58741 "EHLO smtp.tuxdriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752169Ab2JALpg convert rfc822-to-8bit (ORCPT ); Mon, 1 Oct 2012 07:45:36 -0400 Date: Mon, 1 Oct 2012 07:34:56 -0400 From: "John W. Linville" To: Jasmine Hassan Cc: linux-wireless@vger.kernel.org Subject: Re: [Kernel Bug] 3.6, wpasupplicant 1.0, broadcom-sta 6.20.55.19 Message-ID: <20121001113456.GA31313@tuxdriver.com> (sfid-20121001_134540_351021_2B1D0194) References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: Sender: linux-wireless-owner@vger.kernel.org List-ID: Why aren't you using brcmsmac? On Mon, Oct 01, 2012 at 11:25:49AM +0200, Jasmine Hassan wrote: > Hi, > > I posted this a few days ago against 3.6-rc7, but got no response. > http://marc.info/?l=linux-wireless&m=134875589522742&w=2 > > Tested again today against 3.6 stable, and still triggering kernel bug. > Attached updated kernel trace from syslog. > > Best, > Jasmine Hassan > Oct 1 10:38:47 terra kernel: [ 17.026025] ------------[ cut here ]------------ > Oct 1 10:38:47 terra kernel: [ 17.028051] kernel BUG at include/net/cfg80211.h:2473! > Oct 1 10:38:47 terra kernel: [ 17.030240] invalid opcode: 0000 [#1] PREEMPT SMP > Oct 1 10:38:47 terra kernel: [ 17.032546] Modules linked in: af_packet cpufreq_conservative cpufreq_stats cpufreq_powersave binfmt_misc fuse loop dm_crypt dm_mod snd_hda_codec_hdmi uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core snd_hda_codec_conexant i915 radeon intel_agp intel_gtt videodev i2c_algo_bit ttm drm_kms_helper media btusb bluetooth drm hid_generic snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_page_alloc joydev i2c_i801 snd_seq_dummy iTCO_wdt iTCO_vendor_support lpc_ich coretemp snd_seq_oss i2c_core mfd_core mei lib80211_crypt_tkip snd_seq_midi wl(PO) snd_seq_midi_event snd_rawmidi kvm_intel cfg80211 kvm snd_seq dell_wmi acpi_cpufreq mperf snd_seq_device snd_timer snd lib80211 dell_laptop(O) rfkill evdev sparse_keymap soundcore microcode psmouse dcdbas pcspkr processor serio_raw video battery ac button wmi ext4 crc16 jbd2 mbcache btrfs libcrc32c zlib_deflate usbhid hid sr_mod sd_mod cdrom crc_t10dif crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 f > Oct 1 10:38:47 terra kernel: an aes_generic ablk_helper cryptd thermal ahci libahci libata scsi_mod r8169 mii xhci_hcd ehci_hcd usbcore usb_common > Oct 1 10:38:47 terra kernel: [ 17.051679] CPU 0 > Oct 1 10:38:47 terra kernel: [ 17.051707] Pid: 2708, comm: wpa_supplicant Tainted: P O 3.6-0.slh.1-aptosid-amd64 #1 Dell Inc. Inspiron 5520/0XWH1P > Oct 1 10:38:47 terra kernel: [ 17.057512] RIP: 0010:[] [] wdev_priv+0x5/0xc [wl] > Oct 1 10:38:47 terra kernel: [ 17.060546] RSP: 0018:ffff880158cd19e0 EFLAGS: 00010246 > Oct 1 10:38:47 terra kernel: [ 17.063538] RAX: ffffffffa089ba30 RBX: ffff880159727c00 RCX: 00000000000000ff > Oct 1 10:38:47 terra kernel: [ 17.066516] RDX: 0000000000000000 RSI: ffff880159727c00 RDI: 0000000000000000 > Oct 1 10:38:47 terra kernel: [ 17.069503] RBP: 0000000000000000 R08: 0000000000015420 R09: ffff880159727c00 > Oct 1 10:38:47 terra kernel: [ 17.072490] R10: ffffffffa051b229 R11: ffff880156715c1c R12: ffff880158cd1a98 > Oct 1 10:38:47 terra kernel: [ 17.075474] R13: 0000000000000001 R14: ffff880159727c00 R15: ffff880156715c24 > Oct 1 10:38:47 terra kernel: [ 17.078424] FS: 00007f1e952c1700(0000) GS:ffff88015f200000(0000) knlGS:0000000000000000 > Oct 1 10:38:47 terra kernel: [ 17.081443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > Oct 1 10:38:47 terra kernel: [ 17.084476] CR2: 0000000001ac04b8 CR3: 0000000156693000 CR4: 00000000001407f0 > Oct 1 10:38:47 terra kernel: [ 17.087551] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > Oct 1 10:38:47 terra kernel: [ 17.090597] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > Oct 1 10:38:47 terra kernel: [ 17.093667] Process wpa_supplicant (pid: 2708, threadinfo ffff880158cd0000, task ffff8801573754c0) > Oct 1 10:38:47 terra kernel: [ 17.096715] Stack: > Oct 1 10:38:47 terra kernel: [ 17.099726] ffffffffa06e395c ffff880159727c00 ffff880157579000 ffff880158cd1a98 > Oct 1 10:38:47 terra kernel: [ 17.102700] 0000000000000001 ffff8801551a1c00 ffffffffa051b473 ffff880156715c1c > Oct 1 10:38:47 terra kernel: [ 17.105699] 0000000000000033 0000000000000021 ffff8801575791e0 000000000000009a > Oct 1 10:38:47 terra kernel: [ 17.108700] Call Trace: > Oct 1 10:38:47 terra kernel: [ 17.111660] [] ? wl_cfg80211_scan+0x1a/0x1e1 [wl] > Oct 1 10:38:47 terra kernel: [ 17.114622] [] ? nl80211_trigger_scan+0x38d/0x45d [cfg80211] > Oct 1 10:38:47 terra kernel: [ 17.117621] [] ? genl_rcv_msg+0x1b6/0x1ff > Oct 1 10:38:47 terra kernel: [ 17.120619] [] ? genl_rcv+0x28/0x28 > Oct 1 10:38:47 terra kernel: [ 17.123606] [] ? netlink_rcv_skb+0x36/0x7c > Oct 1 10:38:47 terra kernel: [ 17.126562] [] ? genl_rcv+0x1f/0x28 > Oct 1 10:38:47 terra kernel: [ 17.129531] [] ? netlink_unicast+0xda/0x15a > Oct 1 10:38:47 terra kernel: [ 17.132492] [] ? netlink_sendmsg+0x279/0x29e > Oct 1 10:38:47 terra kernel: [ 17.135425] [] ? sock_sendmsg+0x4f/0x6c > Oct 1 10:38:47 terra kernel: [ 17.138303] [] ? __alloc_pages_nodemask+0x139/0x6f2 > Oct 1 10:38:47 terra kernel: [ 17.141232] [] ? find_get_page+0x61/0x6c > Oct 1 10:38:47 terra kernel: [ 17.144164] [] ? __sys_sendmsg+0x1f2/0x284 > Oct 1 10:38:47 terra kernel: [ 17.147090] [] ? _raw_spin_unlock+0x1e/0x2c > Oct 1 10:38:47 terra kernel: [ 17.149996] [] ? handle_mm_fault+0x1aa/0x1e7 > Oct 1 10:38:47 terra kernel: [ 17.152922] [] ? do_page_fault+0x274/0x2f2 > Oct 1 10:38:47 terra kernel: [ 17.155810] [] ? check_for_xstate+0x22/0x75 > Oct 1 10:38:47 terra kernel: [ 17.158629] [] ? restore_i387_xstate+0xe4/0x1f4 > Oct 1 10:38:47 terra kernel: [ 17.161484] [] ? do_sigaltstack+0xac/0x146 > Oct 1 10:38:47 terra kernel: [ 17.164324] [] ? sys_sendmsg+0x39/0x57 > Oct 1 10:38:47 terra kernel: [ 17.167152] [] ? system_call_fastpath+0x16/0x1b > Oct 1 10:38:47 terra kernel: [ 17.169942] Code: c6 30 70 85 a0 31 c0 e8 22 03 c4 e0 48 c7 c7 30 ab 85 a0 31 c0 e8 14 03 c4 e0 48 89 df e8 73 fd ff ff 31 c0 5b c3 48 85 ff 75 02 <0f> 0b 48 8b 3f eb a4 41 54 41 89 c9 55 53 48 83 ec 50 65 48 8b > Oct 1 10:38:47 terra kernel: [ 17.176029] RIP [] wdev_priv+0x5/0xc [wl] > Oct 1 10:38:47 terra kernel: [ 17.178795] RSP > Oct 1 10:38:47 terra kernel: [ 17.181589] ---[ end trace d0244e8a4dcb2ed4 ]--- > Oct 1 10:38:47 terra NetworkManager[2670]: wpa_supplicant stopped > Oct 1 10:38:47 terra NetworkManager[2670]: (eth2): supplicant interface state: inactive -> down > Oct 1 10:38:47 terra NetworkManager[2670]: (eth2): device state change: disconnected -> unavailable (reason 'supplicant-failed') [30 20 10] > Oct 1 10:38:47 terra NetworkManager[2670]: (eth2): deactivating device (reason 'supplicant-failed') [10] -- John W. Linville Someday the world will need a hero, and you linville@tuxdriver.com might be all we have. Be ready.