WARNING in wiphy_registerNET: Registered protocol family 24
PPTP driver version 0.8.5
usbcore: registered new interface driver lbtf_usb
usbcore: registered new interface driver rndis_wlan
mac80211_hwsim: initializing netlink
WARNING: CPU: 1 PID: 1 at net/wireless/core.c:581 wiphy_verify_combinations net/wireless/core.c:581 [inline]
WARNING: CPU: 1 PID: 1 at net/wireless/core.c:581 wiphy_register+0x14bf/0x2930 net/wireless/core.c:784
Kernel panic - not syncing: panic_on_warn set ...
kobject: '0:0:30:0' (00000000b444f7cb): kobject_cleanup, parent           (null)
CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.20.0-rc4-next-20181130+ #149
kobject: '0:0:30:0' (00000000b444f7cb): calling ktype release
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d lib/dump_stack.c:113
 panic+0x2ad/0x632 kernel/panic.c:214
kobject: '0:0:30:0': free name
kobject: '(null)' (00000000840bd525): kobject_cleanup, parent           (null)
kobject: '(null)' (00000000840bd525): calling ktype release
 __warn.cold.8+0x20/0x4f kernel/panic.c:571
 report_bug+0x254/0x2d0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:271
 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:290
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:969
RIP: 0010:wiphy_verify_combinations net/wireless/core.c:581 [inline]
RIP: 0010:wiphy_register+0x14bf/0x2930 net/wireless/core.c:784
Code: f0 ff ff e8 93 31 20 fa 0f 0b bb ea ff ff ff e9 71 f0 ff ff e8 82 31 20 fa 0f 0b bb ea ff ff ff e9 60 f0 ff ff e8 71 31 20 fa <0f> 0b bb ea ff ff ff e9 4f f0 ff ff e8 60 31 20 fa 0f 0b bb ea ff
RSP: 0000:ffff8881d9a5f640 EFLAGS: 00010293
RAX: ffff8881d9a50040 RBX: 0000000000000001 RCX: ffffffff875fbdeb
RDX: 0000000000000000 RSI: ffffffff875fc36f RDI: 0000000000000001
RBP: ffff8881d9a5f7c8 R08: ffff8881d9a50040 R09: ffffed1039c800d0
R10: ffffed1039c800d0 R11: ffff8881ce400685 R12: 000000000000002f
R13: ffffffff88f221e0 R14: ffff8881ce4030f4 R15: 0000000000000000
 ieee80211_register_hw+0x159b/0x3f10 net/mac80211/main.c:1109
 mac80211_hwsim_new_radio+0x2110/0x35a0 drivers/net/wireless/mac80211_hwsim.c:2920
kobject: '0:0:30:0' (00000000f8c28e32): kobject_cleanup, parent           (null)
kobject: '0:0:30:0' (00000000f8c28e32): calling ktype release
kobject: '(null)' (00000000f1b76de9): kobject_cleanup, parent           (null)
kobject: '(null)' (00000000f1b76de9): calling ktype release
kobject: '(null)' (00000000dbd91b7e): kobject_cleanup, parent           (null)
kobject: '(null)' (00000000dbd91b7e): calling ktype release
kobject: '(null)' (0000000013b98ef9): kobject_cleanup, parent           (null)
kobject: '(null)' (0000000013b98ef9): calling ktype release
 init_mac80211_hwsim+0x6e1/0x8cc drivers/net/wireless/mac80211_hwsim.c:3888
kobject: '0:0:30:0': free name
kobject: 'target0:0:30' (00000000307f888f): kobject_cleanup, parent           (null)
 do_one_initcall+0x145/0x957 init/main.c:892
kobject: 'target0:0:30' (00000000307f888f): calling ktype release
kobject: 'target0:0:30': free name
kobject: '(null)' (00000000918e83c5): kobject_cleanup, parent           (null)
kobject: '(null)' (00000000918e83c5): calling ktype release
kobject: '(null)' (000000007471d880): kobject_cleanup, parent           (null)
kobject: '(null)' (000000007471d880): calling ktype release
kobject: '0:0:31:0' (00000000e7ac744c): kobject_cleanup, parent           (null)
kobject: '0:0:31:0' (00000000e7ac744c): calling ktype release
kobject: '0:0:31:0': free name
 do_initcall_level init/main.c:960 [inline]
 do_initcalls init/main.c:968 [inline]
 do_basic_setup init/main.c:986 [inline]
 kernel_init_freeable+0x5cc/0x6ba init/main.c:1139
kobject: '(null)' (000000008dda1fdc): kobject_cleanup, parent           (null)
kobject: '(null)' (000000008dda1fdc): calling ktype release
 kernel_init+0x11/0x1ae init/main.c:1059
kobject: '0:0:31:0' (000000001a3ff4eb): kobject_cleanup, parent           (null)
kobject: '0:0:31:0' (000000001a3ff4eb): calling ktype release
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352
kobject: '(null)' (000000006d24f65e): kobject_cleanup, parent           (null)
Kernel Offset: disabled
Rebooting in 86400 seconds..