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List: linux-wireless
Subject: Re: [Kernel Bug] 3.6, wpasupplicant 1.0, broadcom-sta 6.20.55.19
From: Jasmine Hassan <jasmine.aura () gmail ! com>
Date: 2012-10-01 12:01:23
Message-ID: CAHbMyCafN+08VCvgzY9coA+AO0aJzvxT3xRzUyQi75_5ij04xw () mail ! gmail ! com
[Download RAW message or body]
Short answer:
Because it is a brand-spanking-new unsupported hybrid bcm43142 card
Long answer:
From the post I linked:
> My newish Dell Inspiron 15R 5520 shipped with ubuntu installed, and
> had this (apparently unreleased?) version of broadcom-sta-dkms, for
> the bcm43142 (Dell hybrid wifi/bluetooth adapter / 14e4:4365)
>
> # lspci -nn | tail -1
> 08:00.0 Network controller [0280]: Broadcom Corporation Device
> [14e4:4365] (rev 01)
>
> # dmesg | grep BCM
> eth0: Broadcom BCM4365 802.11 Hybrid Wireless Controller 6.20.55.19 (r300276)
And,
Rafał Miłecki (zajec5) wrote on 2012-07-30:
> In case of 14e4:4365 BCM43142:
> * PHY is LCN40 (revision 3)
> * RADIO is 0xA065 (revision 0)
>
> Unfortunately there are not specs for LCN40 available, b43 doesn't support
> (just like brcmsmac).
>
> I'm not sure if we can have hopes in Broadcom (brcmsmac driver [0]). They are
> planning to add more N-PHY support for almost two years and they still didn't
> release (planned) HT-PHY support. Not sure if LCN40 is on their internal TODO
> at all.
>
> I also don't think anyone is working on specs [1] right now and I won't be able to
> add support for LCN40 without them.
>
> [0] http://wireless.kernel.org/en/users/Drivers/brcm80211
> [1] http://bcm-v4.sipsolutions.net/
Source: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/863051/comments/80
I also have to install dell's bluetooth package for an updated btusb +
firmware (BCM43142A0_001.001.011.0028.0036.hcd), for bluetooth to
work:
# lsusb | grep Broadcom
Bus 004 Device 003: ID 0a5c:21d7 Broadcom Corp.
http://wielki.tk/vostro/debs/bt-bcm43142-onereic_0.0+20111116somerville2_amd64.deb
Best,
Jasmine Hassan
On Mon, Oct 1, 2012 at 1:34 PM, John W. Linville <linville@tuxdriver.com> wrote:
> 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:[<ffffffffa06e308a>] \
> > [<ffffffffa06e308a>] 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] [<ffffffffa06e395c>] ? \
> > wl_cfg80211_scan+0x1a/0x1e1 [wl]
> > Oct 1 10:38:47 terra kernel: [ 17.114622] [<ffffffffa051b473>] ? \
> > nl80211_trigger_scan+0x38d/0x45d [cfg80211]
> > Oct 1 10:38:47 terra kernel: [ 17.117621] [<ffffffff81287f0a>] ? \
> > genl_rcv_msg+0x1b6/0x1ff
> > Oct 1 10:38:47 terra kernel: [ 17.120619] [<ffffffff81287d54>] ? \
> > genl_rcv+0x28/0x28
> > Oct 1 10:38:47 terra kernel: [ 17.123606] [<ffffffff812879c1>] ? \
> > netlink_rcv_skb+0x36/0x7c
> > Oct 1 10:38:47 terra kernel: [ 17.126562] [<ffffffff81287d4b>] ? \
> > genl_rcv+0x1f/0x28
> > Oct 1 10:38:47 terra kernel: [ 17.129531] [<ffffffff812874f9>] ? \
> > netlink_unicast+0xda/0x15a
> > Oct 1 10:38:47 terra kernel: [ 17.132492] [<ffffffff812877f2>] ? \
> > netlink_sendmsg+0x279/0x29e
> > Oct 1 10:38:47 terra kernel: [ 17.135425] [<ffffffff812594b3>] ? \
> > sock_sendmsg+0x4f/0x6c
> > Oct 1 10:38:47 terra kernel: [ 17.138303] [<ffffffff810a76ae>] ? \
> > __alloc_pages_nodemask+0x139/0x6f2
> > Oct 1 10:38:47 terra kernel: [ 17.141232] [<ffffffff810a12f5>] ? \
> > find_get_page+0x61/0x6c
> > Oct 1 10:38:47 terra kernel: [ 17.144164] [<ffffffff81259fcd>] ? \
> > __sys_sendmsg+0x1f2/0x284
> > Oct 1 10:38:47 terra kernel: [ 17.147090] [<ffffffff8132a335>] ? \
> > _raw_spin_unlock+0x1e/0x2c
> > Oct 1 10:38:47 terra kernel: [ 17.149996] [<ffffffff810bae61>] ? \
> > handle_mm_fault+0x1aa/0x1e7
> > Oct 1 10:38:47 terra kernel: [ 17.152922] [<ffffffff8102ce86>] ? \
> > do_page_fault+0x274/0x2f2
> > Oct 1 10:38:47 terra kernel: [ 17.155810] [<ffffffff81011a2c>] ? \
> > check_for_xstate+0x22/0x75
> > Oct 1 10:38:47 terra kernel: [ 17.158629] [<ffffffff81011d88>] ? \
> > restore_i387_xstate+0xe4/0x1f4
> > Oct 1 10:38:47 terra kernel: [ 17.161484] [<ffffffff8104466c>] ? \
> > do_sigaltstack+0xac/0x146
> > Oct 1 10:38:47 terra kernel: [ 17.164324] [<ffffffff8125ab89>] ? \
> > sys_sendmsg+0x39/0x57
> > Oct 1 10:38:47 terra kernel: [ 17.167152] [<ffffffff8132aff9>] ? \
> > 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 [<ffffffffa06e308a>] \
> > wdev_priv+0x5/0xc [wl]
> > Oct 1 10:38:47 terra kernel: [ 17.178795] RSP <ffff880158cd19e0>
> > Oct 1 10:38:47 terra kernel: [ 17.181589] ---[ end trace d0244e8a4dcb2ed4 ]---
> > Oct 1 10:38:47 terra NetworkManager[2670]: <info> wpa_supplicant stopped
> > Oct 1 10:38:47 terra NetworkManager[2670]: <info> (eth2): supplicant interface \
> > state: inactive -> down
> > Oct 1 10:38:47 terra NetworkManager[2670]: <info> (eth2): device state change: \
> > disconnected -> unavailable (reason 'supplicant-failed') [30 20 \
> > 10]
> > Oct 1 10:38:47 terra NetworkManager[2670]: <info> (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.
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