[ 4440.600314] wl: module license 'MIXED/Proprietary' taints kernel.
[ 4440.600319] Disabling lock debugging due to kernel taint
[ 4440.603447] wl: module verification failed: signature and/or required key missing - tainting kernel
[ 4440.632232] wl driver 6.30.223.248 (r487574) failed with code 13
[ 4440.632250] ------------[ cut here ]------------
[ 4440.633757] kernel BUG at include/net/cfg80211.h:3574!
[ 4440.635253] invalid opcode: 0000 [#1] SMP 
[ 4440.636754] Modules linked in: wl(POE+) btrfs xor raid6_pq ufs qnx4 hfsplus hfs minix ntfs msdos jfs xfs libcrc32c ax88179_178a usbnet mii nls_iso8859_1 intel_rapl iosf_mbi x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_hda_codec_hdmi kvm snd_hda_codec_cirrus snd_hda_codec_generic irqbypass snd_hda_intel crct10dif_pclmul applesmc crc32_pclmul snd_hda_codec snd_hda_core input_leds input_polldev snd_hwdep aesni_intel brcmutil snd_pcm cfg80211 aes_x86_64 lrw gf128mul snd_seq_midi glue_helper snd_seq_midi_event ablk_helper cryptd snd_rawmidi bdc_pci snd_seq nvme snd_seq_device snd_timer intel_pch_thermal snd lpc_ich soundcore shpchp mei_me acpi_als mei sbs kfifo_buf industrialio sbshc spi_pxa2xx_platform apple_bl mac_hid parport_pc ppdev lp parport autofs4 hid_generic usbhid hid uas usb_storage
[ 4440.640387]  i915 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm fjes video [last unloaded: brcmfmac]
[ 4440.642171] CPU: 2 PID: 32062 Comm: modprobe Tainted: P           OE   4.4.0-040400rc2-generic #201511231054
[ 4440.644106] Hardware name: Apple Inc. MacBook8,1/Mac-BE0E8AC46FE800CC, BIOS MB81.88Z.0164.B08.1507311433 07/31/2015
[ 4440.645993] task: ffff8801dedd8dc0 ti: ffff880262174000 task.ti: ffff880262174000
[ 4440.648013] RIP: 0010:[<ffffffffc0ab6673>]  [<ffffffffc0ab6673>] wl_cfg80211_detach+0xf3/0x100 [wl]
[ 4440.649986] RSP: 0018:ffff880262177978  EFLAGS: 00010246
[ 4440.651932] RAX: 0000000000000000 RBX: ffff8801e13a3400 RCX: 0000000000000000
[ 4440.653868] RDX: ffff8801e13a3400 RSI: ffff8801e13a2c58 RDI: ffff8802603c0000
[ 4440.655832] RBP: ffff880262177998 R08: 000000000000000a R09: 0000000000000348
[ 4440.657727] R10: ffffea000980f000 R11: 0000000000000348 R12: ffff8801e13a2c18
[ 4440.659680] R13: ffff8801e13a2c58 R14: ffff8801e13a3400 R15: ffff8801e13a2c00
[ 4440.661580] FS:  00007f1ac9ebe700(0000) GS:ffff88026ec80000(0000) knlGS:0000000000000000
[ 4440.663600] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4440.665615] CR2: 00007fff237b2ff8 CR3: 0000000261621000 CR4: 00000000003406e0
[ 4440.668280] Stack:
[ 4440.671801]  ffffffffc0aadf06 ffff8801e13a2c00 ffff8802603c0000 0000000000000000
[ 4440.674783]  ffff880262177a48 ffffffffc0aae780 ffff880264976000 ffff8802603c0000
[ 4440.676680]  0000000000000000 ffff8801e13a3400 ffff8801e13a2c00 ffff8802621779e0
[ 4440.678558] Call Trace:
[ 4440.680477]  [<ffffffffc0aadf06>] ? wl_free_if.isra.15+0x26/0xa0 [wl]
[ 4440.682426]  [<ffffffffc0aae780>] wl_free+0x60/0x270 [wl]
[ 4440.684357]  [<ffffffff810d48d9>] ? vprintk_default+0x29/0x40
[ 4440.686256]  [<ffffffff8118615e>] ? printk+0x57/0x73
[ 4440.688216]  [<ffffffffc0aaed3d>] wl_pci_probe+0x3ad/0x740 [wl]
[ 4440.690120]  [<ffffffff81418875>] local_pci_probe+0x45/0xa0
[ 4440.692037]  [<ffffffff81419cb3>] pci_device_probe+0x103/0x150
[ 4440.693924]  [<ffffffff81526012>] driver_probe_device+0x222/0x4a0
[ 4440.695839]  [<ffffffff81526314>] __driver_attach+0x84/0x90
[ 4440.697714]  [<ffffffff81526290>] ? driver_probe_device+0x4a0/0x4a0
[ 4440.699594]  [<ffffffff81523c3c>] bus_for_each_dev+0x6c/0xc0
[ 4440.701463]  [<ffffffff815257ce>] driver_attach+0x1e/0x20
[ 4440.703336]  [<ffffffff8152530b>] bus_add_driver+0x1eb/0x280
[ 4440.705217]  [<ffffffffc0787000>] ? 0xffffffffc0787000
[ 4440.707084]  [<ffffffff81526bb0>] driver_register+0x60/0xe0
[ 4440.708946]  [<ffffffff8141820c>] __pci_register_driver+0x4c/0x50
[ 4440.710848]  [<ffffffffc0787084>] wl_module_init+0x84/0x1000 [wl]
[ 4440.712740]  [<ffffffff81002123>] do_one_initcall+0xb3/0x200
[ 4440.714620]  [<ffffffff811c8941>] ? __vunmap+0x91/0xe0
[ 4440.716516]  [<ffffffff811e4a0b>] ? kmem_cache_alloc_trace+0x16b/0x1d0
[ 4440.718381]  [<ffffffff811865b3>] do_init_module+0x5f/0x1e5
[ 4440.720280]  [<ffffffff81105113>] load_module+0x1603/0x1b70
[ 4440.722154]  [<ffffffff81101370>] ? __symbol_put+0x60/0x60
[ 4440.724027]  [<ffffffff8120b4b0>] ? kernel_read+0x50/0x80
[ 4440.725885]  [<ffffffff811058c9>] SyS_finit_module+0xb9/0xf0
[ 4440.727742]  [<ffffffff817f8976>] entry_SYSCALL_64_fastpath+0x16/0x75
[ 4440.729586] Code: 1f 40 00 fb 66 0f 1f 44 00 00 4c 89 f7 e8 a6 a1 ff ff 4c 89 f7 e8 1e a2 ff ff 4c 89 f7 e8 56 ad ff ff 5b 41 5c 41 5d 41 5e 5d c3 <0f> 0b 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 8b 87 
[ 4440.731598] RIP  [<ffffffffc0ab6673>] wl_cfg80211_detach+0xf3/0x100 [wl]
[ 4440.733565]  RSP <ffff880262177978>
[ 4440.753791] ---[ end trace 16eca02df6913612 ]---