Backtrace

NETDEV WATCHDOG: enp0s20f0u4 (r8152): transmit queue 0 timed out
WARNING: CPU: 5 PID: 0 at net/sched/sch_generic.c:442 dev_watchdog+0x25c/0x270
Modules linked in: uinput rfcomm ccm xt_CHECKSUM tun bridge stp llc xt_MASQUERADE xt_state xt_conntrack ipt_REJECT nf_nat_h323 nf_conntrack_h323 nf_nat_pptp nf_conntrack_pptp nf_nat_tftp nf_conntrack_tftp nf_nat_sip nf_conntrack_sip nf_nat_irc nf_conntrack_irc nf_nat_ftp nf_conntrack_ftp 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 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 iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat squashfs loop snd_sof_pci snd_sof_intel_byt snd_sof_intel_ipc snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_xtensa_dsp snd_sof_intel_hda snd_sof snd_hda_codec_hdmi snd_soc_skl snd_soc_sst_ipc
 snd_soc_sst_dsp snd_hda_ext_core snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core snd_hda_codec_realtek snd_compress snd_hda_codec_generic ac97_bus iwlmvm snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg snd_hda_codec iTCO_wdt mac80211 snd_hda_core intel_pmc_bxt iTCO_vendor_support x86_pkg_temp_thermal snd_hwdep intel_powerclamp coretemp libarc4 snd_seq mei_hdcp kvm_intel ppdev intel_rapl_msr snd_seq_device uvcvideo iwlwifi kvm snd_pcm videobuf2_vmalloc videobuf2_memops btusb videobuf2_v4l2 btrtl btbcm irqbypass btintel videobuf2_common snd_timer rapl pcspkr i2c_i801 intel_cstate bluetooth huawei_wmi cfg80211 ledtrig_audio intel_uncore sparse_keymap intel_wmi_thunderbolt wmi_bmof spi_pxa2xx_platform videodev snd i2c_smbus dw_dmac ecdh_generic mc mei_me ecc soundcore processor_thermal_device joydev intel_rapl_common rfkill idma64 intel_soc_dts_iosf mei intel_pch_thermal acpi_als parport_pc kfifo_buf industrialio int3403_thermal parport int340x_thermal_zone int3406_thermal
 int3400_thermal acpi_thermal_rel acpi_pad binfmt_misc zram ip_tables i915 hid_multitouch i2c_algo_bit drm_kms_helper crct10dif_pclmul crc32_pclmul crc32c_intel cec serio_raw ghash_clmulni_intel drm nvme nvme_core i2c_hid wmi pinctrl_cannonlake video pinctrl_intel r8152 mii fuse
CPU: 5 PID: 0 Comm: swapper/5 Not tainted 5.9.16-200.fc33.x86_64 #1
Hardware name: HUAWEI WRT-WX9/WRT-WX9-PCB, BIOS 1.23 02/24/2020
RIP: 0010:dev_watchdog+0x25c/0x270
Code: 85 c0 75 e5 eb 9a 4c 89 f7 c6 05 dc c0 25 01 01 e8 d9 e6 fa ff 44 89 e9 4c 89 f6 48 c7 c7 70 57 46 8e 48 89 c2 e8 29 83 15 00 <0f> 0b e9 78 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f
RSP: 0018:ffffaef900214ea0 EFLAGS: 00010286
RAX: 0000000000000040 RBX: ffff8c84afbdf600 RCX: ffff8c84ba758d08
RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff8c84ba758d00
RBP: ffff8c84ad7353dc R08: 000000000000042a R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: ffff8c84ad735480
R13: 0000000000000000 R14: ffff8c84ad735000 R15: ffff8c84afbdf680
FS:  0000000000000000(0000) GS:ffff8c84ba740000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f11952b9000 CR3: 000000027389e002 CR4: 00000000003706e0
Call Trace:
 <IRQ>
 ? pfifo_fast_enqueue+0x150/0x150
 call_timer_fn+0x2d/0x130
 __run_timers.part.0+0x1b5/0x230
 ? recalibrate_cpu_khz+0x10/0x10
 ? ktime_get+0x38/0xa0
 ? lapic_next_deadline+0x22/0x30
 ? clockevents_program_event+0x8d/0xf0
 run_timer_softirq+0x26/0x50
 __do_softirq+0xd9/0x2c8
 asm_call_irq_on_stack+0x12/0x20
 </IRQ>
 do_softirq_own_stack+0x37/0x40
 irq_exit_rcu+0xc2/0x100
 sysvec_apic_timer_interrupt+0x36/0x80
 asm_sysvec_apic_timer_interrupt+0x12/0x20
RIP: 0010:__schedule+0x279/0x860
Code: c7 45 d0 04 00 00 00 4c 89 f7 4c 89 e6 e8 bf a5 47 ff 48 89 c7 e8 67 8a 57 ff 48 89 45 c0 48 8b 45 c0 48 83 b8 00 0a 00 00 00 <0f> 85 dd 03 00 00 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 4d
RSP: 0018:ffffaef90011fea8 EFLAGS: 00000246
RAX: ffff8c84ba76a380 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000005 RDI: ffff8c84ba76a380
RBP: ffffaef90011fef0 R08: 0000000000100000 R09: ffff8c84b0aaf400
R10: 0000000000000018 R11: 0000000000000000 R12: ffff8c8442e22740
R13: ffff8c84ba76a380 R14: ffff8c84b8f12740 R15: ffffaef90011feb8
 ? __schedule+0x269/0x860
 ? recalibrate_cpu_khz+0x10/0x10
 schedule_idle+0x28/0x40
 do_idle+0x157/0x270
 cpu_startup_entry+0x19/0x20
 secondary_startup_64+0xb6/0xc0