Backtrace

WARNING: CPU: 1 PID: 1205 at net/wireless/nl80211.c:7656 nl80211_get_reg_do+0x1ce/0x200 [cfg80211]
Modules linked in: nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ccm des_generic libdes ip_set nfnetlink ebtable_filter ebtables md4 ip6table_filter ip6_tables iptable_filter vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) cmac bnep sunrpc squashfs loop iwlmvm mac80211 snd_hda_codec_hdmi snd_hda_codec_realtek libarc4 snd_soc_skl btusb snd_soc_hdac_hda snd_hda_codec_generic snd_hda_ext_core btrtl snd_soc_sst_ipc btbcm intel_rapl_msr snd_soc_sst_dsp intel_rapl_common snd_soc_acpi_intel_match snd_soc_acpi btintel snd_hda_intel x86_pkg_temp_thermal snd_intel_dspcfg iwlwifi intel_powerclamp coretemp soundwire_intel soundwire_generic_allocation kvm_intel snd_soc_core uvcvideo bluetooth snd_compress videobuf2_vmalloc kvm snd_pcm_dmaengine videobuf2_memops ee1004 mei_hdcp soundwire_cadence iTCO_wdt videobuf2_v4l2 mei_wdt snd_hda_codec intel_pmc_bxt iTCO_vendor_support videobuf2_common snd_hda_core videodev ac97_bus snd_hwdep snd_seq mc snd_seq_device
 ecdh_generic ecc snd_pcm cfg80211 irqbypass rapl intel_cstate intel_uncore thinkpad_acpi snd_timer joydev pcspkr i2c_i801 wmi_bmof mei_me platform_profile ledtrig_audio i2c_smbus mei snd intel_xhci_usb_role_switch intel_pch_thermal roles soundcore rfkill pkcs8_key_parser zram ip_tables dm_crypt i915 rtsx_pci_sdmmc mmc_core i2c_algo_bit crct10dif_pclmul drm_kms_helper crc32_pclmul crc32c_intel cec ghash_clmulni_intel drm e1000e serio_raw rtsx_pci wmi video fuse
CPU: 1 PID: 1205 Comm: iwd Tainted: G           OE     5.11.15-300.fc34.x86_64 #1
Hardware name: LENOVO 20F5S1MN00/20F5S1MN00, BIOS R02ET63W (1.36 ) 12/15/2017
RIP: 0010:nl80211_get_reg_do+0x1ce/0x200 [cfg80211]
Code: 24 0c 01 00 00 00 e8 f1 8f c0 dc 85 c0 0f 84 10 ff ff ff eb a6 48 89 ef 48 89 04 24 e8 6b 1d f4 dc 48 8b 04 24 e9 57 ff ff ff <0f> 0b 48 89 ef e8 58 1d f4 dc b8 ea ff ff ff e9 43 ff ff ff b8 97
RSP: 0018:ffffad58c22a3b90 EFLAGS: 00010202
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff9348973d8008 RSI: 0000000000000000 RDI: ffff9348973d8300
RBP: ffff93488573bd00 R08: 0000000000000004 R09: ffff9348afa88014
R10: 0000000000000021 R11: 0000000000000001 R12: ffffad58c22a3bd8
R13: 0000000000000000 R14: ffff9348afa88014 R15: ffff9348973d8300
FS:  00007fcdc94fa740(0000) GS:ffff934b91a80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcdc9692830 CR3: 000000012f910005 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ? mutex_lock+0xe/0x30
 genl_family_rcv_msg_doit+0xcd/0x110
 genl_rcv_msg+0xce/0x1c0
 ? nl80211_vendor_cmd_dump+0x5a0/0x5a0 [cfg80211]
 ? nl80211_send_regdom.constprop.0+0x170/0x170 [cfg80211]
 ? genl_get_cmd+0xd0/0xd0
 netlink_rcv_skb+0x50/0xf0
 genl_rcv+0x24/0x40
 netlink_unicast+0x1d3/0x2a0
 netlink_sendmsg+0x22a/0x440
 sock_sendmsg+0x5e/0x60
 __sys_sendto+0xf0/0x160
 ? __sys_recvmsg+0x46/0x80
 __x64_sys_sendto+0x20/0x30
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fcdc95fed30
Code: c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 1d 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 68 c3 0f 1f 80 00 00 00 00 55 48 83 ec 20 48
RSP: 002b:00007ffd3dfb9778 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000563bea34f870 RCX: 00007fcdc95fed30
RDX: 000000000000001c RSI: 0000563bea35b120 RDI: 0000000000000004
RBP: 0000563bea359450 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd3dfb97e0
R13: 00007ffd3dfb97dc R14: 0000563bea359500 R15: 0000563be963c499