Backtrace

WARNING: CPU: 3 PID: 782 at drivers/net/wireless/intel/iwlwifi/mvm/sta.c:3703 iwl_mvm_sta_modify_sleep_tx_count.cold.39+0x1d/0x2c [iwlmvm]
Modules linked in: tls nft_reject_ipv4 nft_masq nf_nat_h323 nf_conntrack_h323 nf_nat_pptp nf_conntrack_pptp nf_nat_sip nf_conntrack_sip nf_nat_irc nf_conntrack_irc nf_nat_ftp nf_conntrack_ftp ccm uinput rfcomm snd_seq_dummy snd_hrtimer 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 nf_tables ebtable_nat ebtable_broute 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 nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ip_tables cmac bnep sunrpc intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm mei_wdt iTCO_wdt iTCO_vendor_support mei_hdcp
 iwlmvm irqbypass mac80211 crct10dif_pclmul crc32_pclmul libarc4 iwlwifi ghash_clmulni_intel intel_cstate snd_hda_codec_realtek snd_hda_codec_generic intel_uncore uvcvideo snd_hda_codec_hdmi intel_rapl_perf snd_hda_intel btusb btrtl btbcm btintel snd_hda_codec videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common wmi_bmof i2c_i801 bluetooth videodev snd_hda_core cfg80211 snd_hwdep joydev lpc_ich snd_seq snd_seq_device mc rtsx_pci_ms ecdh_generic snd_pcm ecc memstick mei_me thinkpad_acpi snd_timer ledtrig_audio mei snd soundcore rfkill zram i915 rtsx_pci_sdmmc mmc_core i2c_algo_bit drm_kms_helper crc32c_intel drm e1000e serio_raw rtsx_pci wmi video fuse
CPU: 3 PID: 782 Comm: irq/52-iwlwifi Not tainted 5.3.11-100.fc29.x86_64 #1
Hardware name: LENOVO 20ARS19C0B/20ARS19C0B, BIOS GJET85WW (2.35 ) 09/21/2015
RIP: 0010:iwl_mvm_sta_modify_sleep_tx_count.cold.39+0x1d/0x2c [iwlmvm]
Code: 77 e8 ff b8 fa ff ff ff e9 4c 16 fe ff 48 8b 7c 24 10 e8 93 6d cc ec 66 c7 44 24 40 00 00 48 c7 c7 88 7f d2 c0 e8 8e f2 42 ec <0f> 0b 4c 89 ef e8 26 9d ed ff e9 4a 27 fe ff 48 c7 c7 58 8a d2 c0
RSP: 0018:ffffb1898051f9f8 EFLAGS: 00010246
RAX: 0000000000000024 RBX: 0000000000000001 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff9801924d7908 RDI: ffff9801924d7908
RBP: 0000000000000001 R08: 00000000000003b9 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: ffff98017a521e28
R13: ffff97ff87e00898 R14: ffffb1898051fa18 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff9801924c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00001408003d6000 CR3: 00000002b840a002 CR4: 00000000001606e0
Call Trace:
 iwl_mvm_mac_release_buffered_frames+0x24/0x30 [iwlmvm]
 ieee80211_sta_ps_deliver_response+0x3fc/0x720 [mac80211]
 ? __kmalloc_node_track_caller+0x1f2/0x300
 ? __alloc_skb+0x82/0x1d0
 ieee80211_rx_handlers+0xc40/0x2820 [mac80211]
 ? skb_copy_bits+0x69/0x210
 ieee80211_prepare_and_rx_handle+0x79d/0x12a0 [mac80211]
 ieee80211_rx_napi+0x314/0xa40 [mac80211]
 ? __alloc_skb+0x96/0x1d0
 iwl_mvm_rx_rx_mpdu+0x45a/0xb80 [iwlmvm]
 iwl_pcie_rx_handle+0x3e4/0x990 [iwlwifi]
 iwl_pcie_irq_handler+0x58b/0xab0 [iwlwifi]
 ? irq_finalize_oneshot.part.46+0xe0/0xe0
 irq_thread_fn+0x1f/0x50
 irq_thread+0xe7/0x170
 ? irq_forced_thread_fn+0x70/0x70
 ? irq_thread_check_affinity+0xe0/0xe0
 kthread+0x112/0x130
 ? kthread_create_on_node+0x60/0x60
 ret_from_fork+0x35/0x40