Backtrace

NETDEV WATCHDOG: wwp0s20u10 (qmi_wwan): transmit queue 0 timed out
WARNING: CPU: 6 PID: 0 at net/sched/sch_generic.c:442 dev_watchdog+0x25c/0x270
Modules linked in: loop xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc nvidia_drm(POE) nvidia_modeset(POE) nvidia_uvm(POE) nvidia(POE) 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 drm_kms_helper cec nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter rfcomm vboxnetadp(OE) vboxnetflt(OE) cmac bnep vmnet(OE) vboxdrv(OE) vmw_vsock_vmci_transport vsock vmw_vmci vmmon(OE) sunrpc xfs vfat fat intel_rapl_msr pn544_mei mei_phy pn544 ath3k hci btusb btrtl btbcm btintel nfc bluetooth mei_hdcp mei_wdt at24 uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2
 videobuf2_common ppdev iTCO_wdt ath9k intel_pmc_bxt iTCO_vendor_support videodev ath9k_common ath9k_hw ecdh_generic ecc intel_rapl_common qcserial usb_wwan mc snd_hda_codec_realtek snd_soc_rt5640 mac80211 snd_hda_codec_generic r8188eu(C) snd_hda_codec_hdmi snd_soc_rl6231 x86_pkg_temp_thermal intel_powerclamp snd_soc_core snd_hda_intel lib80211 dell_laptop ledtrig_audio snd_intel_dspcfg coretemp kvm_intel snd_hda_codec dell_smm_hwmon kvm snd_hda_core snd_compress ac97_bus irqbypass snd_hwdep rapl snd_pcm_dmaengine ath dell_wmi intel_cstate snd_seq cfg80211 pcspkr mei_me mmc_block i2c_i801 dell_smbios intel_uncore dcdbas sparse_keymap i2c_smbus joydev snd_seq_device wmi_bmof dell_wmi_descriptor snd_pcm libarc4 mei lpc_ich parport_pc snd_timer snd parport soundcore dell_rbtn rfkill dell_smo8800 drm binfmt_misc ip_tables crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw sdhci_pci cqhci sdhci mmc_core e1000e qmi_wwan cdc_wdm usbnet mii wmi video fuse
CPU: 6 PID: 0 Comm: swapper/6 Tainted: P        WC OE     5.9.16-100.fc32.x86_64 #1
Hardware name: Dell Inc. Precision M4800/, BIOS A23 02/01/2018
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 a9 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:ffff9aa6001d0ea0 EFLAGS: 00010286
RAX: 0000000000000042 RBX: ffff8a39994d7800 RCX: ffff8a399dd98d08
RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff8a399dd98d00
RBP: ffff8a399125a3dc R08: 00000000000006a6 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: ffff8a399125a480
R13: 0000000000000000 R14: ffff8a399125a000 R15: ffff8a39994d7880
FS:  0000000000000000(0000) GS:ffff8a399dd80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ee2730e318 CR3: 000000036aa0e004 CR4: 00000000001706e0
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:cpuidle_enter_state+0xcc/0x3a0
Code: 8a bb 6f 57 e8 f5 46 7f ff 49 89 c7 0f 1f 44 00 00 31 ff e8 26 5f 7f ff 80 7c 24 0f 00 0f 85 3e 01 00 00 fb 66 0f 1f 44 00 00 <45> 85 e4 0f 88 4a 01 00 00 49 63 d4 4c 2b 3c 24 48 8d 04 52 48 8d
RSP: 0018:ffff9aa6000b7ea8 EFLAGS: 00000246
RAX: ffff8a399ddaa380 RBX: ffff8a399ddb5100 RCX: 000000000000001f
RDX: 0000000000000000 RSI: 000000002dd1f634 RDI: 0000000000000000
RBP: ffffffffa9b72f40 R08: 00000c8292c747b7 R09: 0000000000000018
R10: 0000000000000059 R11: 000000000000006e R12: 0000000000000003
R13: ffffffffa9b73090 R14: 0000000000000003 R15: 00000c8292c747b7
 ? cpuidle_enter_state+0xba/0x3a0
 cpuidle_enter+0x29/0x40
 do_idle+0x1cb/0x270
 cpu_startup_entry+0x19/0x20
 secondary_startup_64+0xb6/0xc0