Backtrace

WARNING: CPU: 6 PID: 1565 at drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c:315 iwl_mvm_mac_ctxt_init+0x1b2/0x1e0 [iwlmvm]
Modules linked in: ccm uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 ip6table_mangle ip6table_nat iptable_mangle iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ebtable_filter ebtables cmac bnep tun sunrpc vfat fat squashfs loop snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic iwlmvm uvcvideo btusb snd_hda_intel intel_rapl_msr videobuf2_vmalloc snd_intel_dspcfg btrtl videobuf2_memops intel_rapl_common btbcm mac80211 videobuf2_v4l2 btintel snd_hda_codec iTCO_wdt intel_pmc_bxt mei_hdcp iTCO_vendor_support videobuf2_common libarc4 ee1004 mei_wdt snd_hda_core x86_pkg_temp_thermal intel_powerclamp bluetooth iwlwifi snd_hwdep coretemp videodev snd_seq rapl intel_cstate snd_seq_device mc ecdh_generic ecc snd_pcm intel_uncore joydev pcspkr wmi_bmof cfg80211 intel_wmi_thunderbolt thinkpad_acpi snd_timer i2c_i801 mei_me i2c_smbus ledtrig_audio mei intel_pch_thermal snd soundcore rfkill acpi_pad binfmt_misc i915 nouveau mxm_wmi
 ttm i2c_algo_bit drm_kms_helper rtsx_pci_sdmmc cec crct10dif_pclmul mmc_core e1000e drm crc32_pclmul crc32c_intel nvme nvme_core ghash_clmulni_intel serio_raw rtsx_pci wmi video kvm_intel kvm irqbypass iptable_filter ip6table_filter ip6_tables br_netfilter bridge stp llc arp_tables fuse ip_tables
CPU: 6 PID: 1565 Comm: wpa_supplicant Tainted: G        W         5.8.18-100.fc31.x86_64 #1
Hardware name: LENOVO 20J6003GRT/20J6003GRT, BIOS R0FET34W (1.14 ) 06/30/2017
RIP: 0010:iwl_mvm_mac_ctxt_init+0x1b2/0x1e0 [iwlmvm]
Code: 03 00 00 00 00 48 c7 83 a0 03 00 00 00 00 00 00 48 83 e7 f8 48 29 f9 81 c1 a8 03 00 00 c1 e9 03 f3 48 ab b8 fb ff ff ff eb 87 <0f> 0b b8 f0 ff ff ff e9 7b ff ff ff 49 8b 3c 24 48 c7 c1 68 d9 02
RSP: 0018:ffffb363c1907b60 EFLAGS: 00010202
RAX: 0000000000000050 RBX: ffff8d272e579670 RCX: ffffb363c1907b60
RDX: ffffffffc0ff1170 RSI: 0000000000000000 RDI: ffff8d2738fa07e0
RBP: ffff8d272e5794d8 R08: ffffffffc0ecd358 R09: 0000000000000000
R10: 000000000000000c R11: ffff8d2739261c00 R12: ffff8d2738fa1ea8
R13: ffff8d2738fa1ea8 R14: ffff8d272e579670 R15: ffff8d2738fa1ed8
FS:  00007f2325215c00(0000) GS:ffff8d2741780000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0305878000 CR3: 0000000405bda003 CR4: 00000000003606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 iwl_mvm_mac_add_interface+0x70/0x2e0 [iwlmvm]
 drv_add_interface+0x49/0x120 [mac80211]
 ieee80211_do_open+0x13d/0x9d0 [mac80211]
 ? ieee80211_check_concurrent_iface+0x14f/0x1c0 [mac80211]
 __dev_open+0xb5/0x150
 __dev_change_flags+0x181/0x1e0
 ? netlink_recvmsg+0x32e/0x400
 dev_change_flags+0x21/0x60
 devinet_ioctl+0x608/0x770
 inet_ioctl+0x190/0x1c0
 ? netdev_name_node_lookup_rcu+0x68/0x80
 ? netdev_name_node_lookup_rcu+0x68/0x80
 ? dev_get_by_name_rcu+0xa/0x20
 sock_do_ioctl+0x47/0x140
 sock_ioctl+0x24f/0x3c0
 ksys_ioctl+0x87/0xc0
 __x64_sys_ioctl+0x16/0x20
 do_syscall_64+0x4d/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f23255a837b
Code: 0f 1e fa 48 8b 05 0d 9b 0c 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 0f 1f 44 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d dd 9a 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007ffd4d32d0e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f23255a837b
RDX: 00007ffd4d32d0f0 RSI: 0000000000008914 RDI: 0000000000000008
RBP: 0000000000000008 R08: 0000000000000007 R09: 000055f93bd89010
R10: 00007f23256729e0 R11: 0000000000000246 R12: 0000000000000000
R13: 000055f93bdc6070 R14: 00007ffd4d32d0f0 R15: 0000000000000000