Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000008
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#3] SMP PTI
CPU: 3 PID: 1917 Comm: kworker/u24:9 Tainted: G      D W         5.8.18-100.fc31.x86_64 #1
Hardware name: Dell Inc. G3 3579/03TF0Y, BIOS 1.4.0 09/05/2018
Workqueue:  0x0 (events_unbound)
RIP: 0010:__queue_work+0x361/0x3e0
Code: 5c 41 5d 41 5e 41 5f c3 0f 0b e9 fe fd ff ff 41 83 cd 02 48 8d 53 60 e9 e3 fd ff ff e8 a8 6a 00 00 48 85 c0 74 d1 48 8b 40 20 <4c> 3b 78 08 75 c7 e9 c0 fc ff ff 80 3d 7d a2 2e 02 00 0f 85 39 ff
RSP: 0018:ffffab7241983d98 EFLAGS: 00010086
RAX: 0000000000000000 RBX: 0000000000000202 RCX: 0000000000000000
RDX: ffff9c3b6e2e7b48 RSI: ffff9c3b6c418e00 RDI: ffff9c3b6b7aa740
RBP: ffff9c3b6e2e7b48 R08: 0000000000000000 R09: 00000000000000d4
R10: 00000000ffffffd0 R11: 0000000000030380 R12: ffff9c3b63dba900
R13: 0000000000002000 R14: 0000000000002000 R15: ffff9c3b6c418e00
FS:  0000000000000000(0000) GS:ffff9c3b6e2c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000008 CR3: 000000022ea0a001 CR4: 00000000003606e0
Call Trace:
 queue_work_on+0x36/0x40
 put_task_stack+0xed/0x190
 finish_task_switch+0x1e5/0x290
 __schedule+0x377/0x820
 schedule+0x4a/0xb0
 worker_thread+0xcf/0x3b0
 ? process_one_work+0x370/0x370
 kthread+0xfe/0x140
 ? kthread_park+0x90/0x90
 ret_from_fork+0x22/0x30
Modules linked in: xt_CHECKSUM xt_MASQUERADE nf_nat_tftp nf_conntrack_tftp tun bridge stp llc cmac bnep nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_REJECT nf_reject_ipv6 ip6t_rpfilter ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat iptable_mangle iptable_raw iptable_security nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter 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_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_compress ac97_bus snd_pcm_dmaengine iwlmvm snd_hda_codec_realtek rtsx_usb_ms snd_hda_codec_generic snd_hda_codec_hdmi mac80211 x86_pkg_temp_thermal snd_hda_intel intel_powerclamp snd_intel_dspcfg
 coretemp memstick snd_hda_codec libarc4 snd_hda_core snd_hwdep btusb snd_seq btrtl kvm_intel btbcm iwlwifi snd_seq_device btintel kvm snd_pcm bluetooth irqbypass snd_timer rapl snd cfg80211 ecdh_generic ecc intel_cstate dell_laptop dell_wmi intel_uncore iTCO_wdt intel_pmc_bxt iTCO_vendor_support ee1004 ledtrig_audio mei_hdcp soundcore rfkill pcspkr dell_smbios intel_rapl_msr processor_thermal_device dcdbas intel_rapl_common intel_soc_dts_iosf wmi_bmof intel_hid intel_wmi_thunderbolt dell_wmi_descriptor int3403_thermal mei_me i2c_i801 mei intel_pch_thermal i2c_smbus joydev idma64 int3400_thermal int340x_thermal_zone acpi_thermal_rel sparse_keymap acpi_pad ip_tables nouveau i915 ttm i2c_algo_bit rtsx_usb_sdmmc hid_multitouch drm_kms_helper mmc_core mxm_wmi cec crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel r8169 serio_raw rtsx_usb i2c_hid wmi pinctrl_cannonlake video pinctrl_intel fuse
CR2: 0000000000000008