R10: 0000000000000000 R11: 0000000000000296 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
------------[ cut here ]------------
kernfs: ns required in 'ieee80211' for 'phy63'
WARNING: CPU: 0 PID: 25867 at fs/kernfs/dir.c:759 kernfs_add_one+0x4f9/0x620 fs/kernfs/dir.c:758
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 25867 Comm: syz-executor7 Not tainted 4.17.0+ #110
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+0x1b9/0x294 lib/dump_stack.c:113
 panic+0x22f/0x4de kernel/panic.c:184
 __warn.cold.8+0x163/0x1b3 kernel/panic.c:536
 report_bug+0x252/0x2d0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 do_error_trap+0x1fc/0x4d0 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:992
RIP: 0010:kernfs_add_one+0x4f9/0x620 fs/kernfs/dir.c:758
Code: ff 66 45 85 ff 48 c7 c6 20 c3 d5 87 4c 0f 44 e6 e8 8c 54 92 ff 4c 89 e9 4c 89 f2 48 c7 c7 60 c3 d5 87 4c 89 e6 e8 37 87 5e ff <0f> 0b 41 bd ea ff ff ff e9 53 fc ff ff e8 55 c4 ce ff e9 af fb ff 
RSP: 0018:ffff8801ab8aec20 EFLAGS: 00010286
RAX: 000000000000002e RBX: 1ffff10035715d89 RCX: ffffc900082db000
RDX: 0000000000040000 RSI: ffffffff81611d51 RDI: ffff8801ab8ae780
RBP: ffff8801ab8aecd0 R08: ffff8801c3d56440 R09: 0000000000000006
R10: ffff8801c3d56440 R11: 0000000000000000 R12: ffffffff87d5c2e0
R13: ffff8801d43f1d40 R14: ffffffff885d3f60 R15: 0000000000000020
 kernfs_create_link+0x112/0x180 fs/kernfs/symlink.c:41
 sysfs_do_create_link_sd.isra.2+0x90/0x130 fs/sysfs/symlink.c:43
 sysfs_do_create_link fs/sysfs/symlink.c:79 [inline]
 sysfs_create_link+0x65/0xc0 fs/sysfs/symlink.c:91
 device_add_class_symlinks drivers/base/core.c:1632 [inline]
 device_add+0x7a0/0x16d0 drivers/base/core.c:1830
 wiphy_register+0x178a/0x2430 net/wireless/core.c:809
 ieee80211_register_hw+0x13cd/0x35d0 net/mac80211/main.c:1047
 mac80211_hwsim_new_radio+0x1d9b/0x3410 drivers/net/wireless/mac80211_hwsim.c:2772
 hwsim_new_radio_nl+0x7b8/0xa60 drivers/net/wireless/mac80211_hwsim.c:3247
 genl_family_rcv_msg+0x889/0x1120 net/netlink/genetlink.c:599
 genl_rcv_msg+0xc6/0x170 net/netlink/genetlink.c:624
 netlink_rcv_skb+0x172/0x440 net/netlink/af_netlink.c:2448
 genl_rcv+0x28/0x40 net/netlink/genetlink.c:635
 netlink_unicast_kernel net/netlink/af_netlink.c:1310 [inline]
 netlink_unicast+0x58b/0x740 net/netlink/af_netlink.c:1336
 netlink_sendmsg+0x9f0/0xfa0 net/netlink/af_netlink.c:1901
 sock_sendmsg_nosec net/socket.c:633 [inline]
 sock_sendmsg+0xd5/0x120 net/socket.c:643
 ___sys_sendmsg+0x805/0x940 net/socket.c:2142
 __sys_sendmsg+0x115/0x270 net/socket.c:2180
 __compat_sys_sendmsg net/compat.c:756 [inline]
 __do_compat_sys_sendmsg net/compat.c:763 [inline]
 __se_compat_sys_sendmsg net/compat.c:760 [inline]
 __ia32_compat_sys_sendmsg+0x7a/0xb0 net/compat.c:760
 do_syscall_32_irqs_on arch/x86/entry/common.c:323 [inline]
 do_fast_syscall_32+0x345/0xf9b arch/x86/entry/common.c:394
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7ffbcb9
Code: 55 08 8b 88 64 cd ff ff 8b 98 68 cd ff ff 89 c8 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 1c 24 c3 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 
RSP: 002b:00000000f5ff70ac EFLAGS: 00000282 ORIG_RAX: 0000000000000172
RAX: ffffffffffffffda RBX: 0000000000000013 RCX: 0000000020000080
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000296 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..