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]
