Backtrace

WARNING: CPU: 10 PID: 64 at drivers/net/wireless/mediatek/mt7601u/dma.c:306 mt7601u_dma_enqueue_tx+0x20d/0x230 [mt7601u]
Modules linked in: nft_objref nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat iptable_mangle iptable_raw iptable_security ip6table_filter ip6_tables iptable_filter ip_tables squashfs loop uinput ccm snd_seq_dummy snd_hrtimer nf_conntrack_netbios_ns nf_conntrack_broadcast nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables nfnetlink sunrpc vfat fat snd_sof_pci snd_sof_intel_hda_common snd_sof_intel_hda snd_sof_intel_byt snd_sof_intel_ipc snd_sof snd_sof_xtensa_dsp snd_soc_skl snd_soc_hdac_hda snd_hda_codec_realtek snd_hda_ext_core snd_soc_sst_ipc snd_hda_codec_generic snd_soc_sst_dsp snd_soc_acpi_intel_match ledtrig_audio snd_hda_codec_hdmi snd_soc_acpi snd_hda_intel x86_pkg_temp_thermal intel_powerclamp snd_intel_dspcfg soundwire_intel coretemp soundwire_generic_allocation snd_soc_core kvm_intel mt7601u
 snd_compress snd_pcm_dmaengine soundwire_cadence snd_hda_codec iTCO_wdt mac80211 ee1004 intel_pmc_bxt iTCO_vendor_support mei_hdcp snd_hda_core intel_rapl_msr kvm ac97_bus uvcvideo snd_hwdep videobuf2_vmalloc irqbypass snd_seq videobuf2_memops rapl videobuf2_v4l2 intel_cstate videobuf2_common snd_seq_device i2c_i801 intel_uncore cfg80211 pcspkr intel_wmi_thunderbolt wmi_bmof videodev snd_pcm i2c_smbus mei_me snd_timer processor_thermal_device joydev mc libarc4 mei processor_thermal_rfim snd idma64 processor_thermal_mbox ucsi_acpi ideapad_laptop processor_thermal_rapl typec_ucsi intel_rapl_common platform_profile soundcore sparse_keymap intel_pch_thermal intel_soc_dts_iosf typec rfkill int3403_thermal int340x_thermal_zone int3400_thermal acpi_pad acpi_thermal_rel zram i915 nouveau hid_multitouch mxm_wmi drm_ttm_helper ttm i2c_algo_bit drm_kms_helper cec crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel nvme serio_raw nvme_core r8169 i2c_hid wmi video
 pinctrl_cannonlake fuse [last unloaded: ip_tables]
CPU: 10 PID: 64 Comm: ksoftirqd/10 Tainted: G        W         5.11.12-300.fc34.x86_64 #1
Hardware name: LENOVO 81LB/LNVNB161216, BIOS 9VCN22WW 11/30/2020
RIP: 0010:mt7601u_dma_enqueue_tx+0x20d/0x230 [mt7601u]
Code: e8 e8 d9 b4 fb 85 c0 75 38 41 8b 55 74 41 8b 85 b8 00 00 00 85 d2 75 27 01 d8 41 01 5d 70 41 89 85 b8 00 00 00 e9 64 fe ff ff <0f> 0b 4c 89 fe 4c 89 e7 41 be e4 ff ff ff e8 70 f8 d8 fb eb a5 0f
RSP: 0018:ffffad0fc0307a58 EFLAGS: 00010046
RAX: 0000000000000040 RBX: ffff8e7541032868 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffff8e75411e7000 RDI: ffff8e7542e5e5b4
RBP: ffff8e7542e5df20 R08: 0000000000000202 R09: ffff8e755daa1140
R10: 277627b00d209998 R11: ffff8e7542e5e510 R12: ffff8e7542e5e5b4
R13: ffff8e75d81e6300 R14: 00000000c0028200 R15: 0000000000000282
FS:  0000000000000000(0000) GS:ffff8e789e480000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6d00331000 CR3: 0000000112bec002 CR4: 00000000003706e0
Call Trace:
 mt7601u_tx+0x245/0x330 [mt7601u]
 ieee80211_tx_frags+0x15f/0x220 [mac80211]
 __ieee80211_tx+0x76/0x140 [mac80211]
 ieee80211_tx+0xc7/0x110 [mac80211]
 __ieee80211_subif_start_xmit+0x8a6/0xe80 [mac80211]
 ? update_load_avg+0x7a/0x5c0
 ? sched_clock+0x5/0x10
 ? sched_clock_cpu+0xc/0xa0
 ? irqtime_account_irq+0x38/0xb0
 ? __irq_exit_rcu+0x4c/0x100
 ? common_interrupt+0x74/0x130
 ? csum_partial+0xd/0x20
 ? __skb_checksum+0x6c/0x2e0
 ieee80211_subif_start_xmit+0x3b/0x2d0 [mac80211]
 ? skb_checksum+0x22/0x30
 ? skb_send_sock_locked+0x1e0/0x1e0
 ? skb_checksum_help+0xa6/0x120
 dev_hard_start_xmit+0xca/0x1e0
 sch_direct_xmit+0xeb/0x2f0
 __qdisc_run+0x149/0x550
 net_tx_action+0x10d/0x230
 __do_softirq+0xd0/0x28f
 run_ksoftirqd+0x26/0x40
 smpboot_thread_fn+0xc5/0x160
 ? smpboot_register_percpu_thread+0xf0/0xf0
 kthread+0x11b/0x140
 ? kthread_associate_blkcg+0xa0/0xa0
 ret_from_fork+0x22/0x30