Backtrace

WARNING: CPU: 2 PID: 351587 at net/wireless/nl80211.c:7040 nl80211_get_reg_do+0x1c5/0x1f0 [cfg80211]
Modules linked in: uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nf_tables_set nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink vmnet(OE) ip6table_filter ip6_tables ppdev parport_pc parport iptable_filter cmac bnep vmw_vsock_vmci_transport vsock vmw_vmci vmmon(OE) tun sunrpc vfat fat squashfs zstd_decompress loop snd_hda_codec_hdmi intel_rapl_msr intel_rapl_common snd_hda_codec_realtek x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_generic coretemp ledtrig_audio snd_hda_intel kvm_intel snd_intel_dspcfg iwlmvm snd_hda_codec kvm snd_usb_audio irqbypass uvcvideo btusb snd_hda_core
 snd_usbmidi_lib btrtl snd_rawmidi snd_hwdep iTCO_wdt btbcm videobuf2_vmalloc crct10dif_pclmul mac80211 snd_seq btintel crc32_pclmul mei_hdcp iTCO_vendor_support videobuf2_memops snd_seq_device videobuf2_v4l2 ghash_clmulni_intel libarc4 intel_cstate videobuf2_common bluetooth intel_uncore intel_rapl_perf videodev snd_pcm iwlwifi intel_wmi_thunderbolt pcspkr snd_timer snd cfg80211 joydev mc ir_rc6_decoder ecdh_generic i2c_i801 soundcore mei_me ecc mei intel_pch_thermal rfkill rc_rc6_mce nuvoton_cir acpi_pad ip_tables i915 i2c_algo_bit cec sdhci_pci cqhci drm_kms_helper sdhci nvme crc32c_intel mmc_core e1000e drm nvme_core wmi video fuse
CPU: 2 PID: 351587 Comm: hostapd Tainted: G          IOE     5.6.6-300.fc32.x86_64 #1
Hardware name:  /NUC6i7KYB, BIOS KYSKLi70.86A.0054.2018.0427.1338 04/27/2018
RIP: 0010:nl80211_get_reg_do+0x1c5/0x1f0 [cfg80211]
Code: 24 0c 01 00 00 00 e8 1a 77 b0 c9 85 c0 0f 84 15 ff ff ff eb a6 48 89 ef 48 89 04 24 e8 74 37 e4 c9 48 8b 04 24 e9 57 ff ff ff <0f> 0b 48 89 ef e8 61 37 e4 c9 b8 ea ff ff ff e9 43 ff ff ff e9 78
RSP: 0018:ffffa8f340c57af8 EFLAGS: 00010202
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff919b18d18008 RSI: 0000000000000000 RDI: ffff919b18d18300
RBP: ffff919b16c8ec00 R08: 0000000000000014 R09: ffff91996df7c014
R10: 000000000000001e R11: 0000000000000001 R12: ffffa8f340c57b50
R13: 0000000000000000 R14: ffff91996df7c014 R15: ffff919b18d18300
FS:  00007f3a612b8740(0000) GS:ffff919b1ec80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000001028018 CR3: 000000080831c004 CR4: 00000000003606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ? mutex_lock+0xe/0x30
 genl_rcv_msg+0x191/0x3ea
 ? __alloc_pages_nodemask+0x164/0x330
 ? genl_family_rcv_msg_attrs_parse.isra.0+0xf0/0xf0
 netlink_rcv_skb+0x47/0x110
 genl_rcv+0x24/0x40
 netlink_unicast+0x1ce/0x290
 netlink_sendmsg+0x233/0x450
 sock_sendmsg+0x5e/0x60
 ____sys_sendmsg+0x227/0x270
 ? copy_msghdr_from_user+0xb8/0x140
 ___sys_sendmsg+0x7c/0xc0
 ? copy_msghdr_from_user+0xb8/0x140
 ? avc_has_perm+0x3b/0x160
 ? ___sys_recvmsg+0x6c/0x90
 ? sock_has_perm+0x84/0xa0
 ? __cgroup_bpf_run_filter_setsockopt+0x94/0x290
 __sys_sendmsg+0x49/0x80
 do_syscall_64+0x5b/0xf0
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f3a6141de57
Code: 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
RSP: 002b:00007ffd7fdcae78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 000000000101cf70 RCX: 00007f3a6141de57
RDX: 0000000000000000 RSI: 00007ffd7fdcaeb0 RDI: 0000000000000005
RBP: 000000000101ce80 R08: 0000000000000004 R09: 000000000101a010
R10: 00007ffd7fdcaf84 R11: 0000000000000246 R12: 0000000001022400
R13: 00007ffd7fdcaeb0 R14: 00007ffd7fdcaf84 R15: 000000000101e8c0