Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] SMP PTI
CPU: 4 PID: 36 Comm: kworker/4:0H Tainted: G        W         5.14.9-200.fc34.x86_64 #1
Hardware name: Dell Inc. Precision 5530/0NFGCT, BIOS 1.15.0 12/25/2019
Workqueue: kblockd blk_mq_run_work_fn
RIP: 0010:sbitmap_get+0x75/0x190
Code: 85 80 00 00 00 41 8b 57 08 85 d2 0f 84 b1 00 00 00 45 31 e4 48 63 cd 48 8d 1c 49 48 c1 e3 06 49 03 5f 10 4c 8d 6b 40 83 f0 01 <48> 8b 33 44 89 f2 4c 89 ef 0f b6 c8 e8 2a f7 ff ff 83 f8 ff 75 58
RSP: 0000:ffffa63740203d58 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff99b324a91030
RBP: 0000000000000000 R08: 0000000000000001 R09: ffff99b3002971ec
R10: 0000000000000008 R11: 0000000000000008 R12: 0000000000000000
R13: 0000000000000040 R14: 0000000000000000 R15: ffff99b324a91030
FS:  0000000000000000(0000) GS:ffff99ba5c500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000006457b2001 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 scsi_mq_get_budget+0x1a/0x110
 __blk_mq_do_dispatch_sched+0x1b4/0x2e0
 __blk_mq_sched_dispatch_requests+0xd8/0x130
 blk_mq_sched_dispatch_requests+0x30/0x60
 __blk_mq_run_hw_queue+0x2d/0x60
 process_one_work+0x1ec/0x390
 worker_thread+0x53/0x3e0
 ? process_one_work+0x390/0x390
 kthread+0x127/0x150
 ? set_kthread_struct+0x40/0x40
 ret_from_fork+0x22/0x30
Modules linked in: hid_logitech_hidpp hid_logitech_dj thunderbolt nfnetlink_queue nfnetlink_log ib_core r8153_ecm cdc_ether usbnet r8152 mii uas usb_storage xt_state veth nf_conntrack_netlink nfnetlink xt_addrtype br_netfilter overlay snd_seq_dummy snd_hrtimer lp parport xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 ip6table_mangle ip6table_nat iptable_mangle iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 bridge stp llc ip6table_filter ip6_tables iptable_filter bnep tun sunrpc vfat fat squashfs loop snd_sof_pci_intel_cnl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof soundwire_bus snd_hda_codec_hdmi snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp dell_rbtn snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core snd_ctl_led snd_hda_codec_realtek snd_hda_codec_generic snd_compress iwlmvm ac97_bus snd_pcm_dmaengine
 intel_tcc_cooling snd_hda_intel x86_pkg_temp_thermal snd_intel_dspcfg intel_powerclamp snd_intel_sdw_acpi dell_laptop coretemp mac80211 snd_usb_audio snd_hda_codec iTCO_wdt intel_pmc_bxt kvm_intel ee1004 iTCO_vendor_support mei_wdt mei_hdcp intel_rapl_msr dell_smm_hwmon libarc4 snd_hda_core snd_usbmidi_lib btusb kvm snd_rawmidi snd_hwdep btrtl dell_wmi btbcm irqbypass snd_seq rapl uvcvideo btintel ledtrig_audio iwlwifi snd_seq_device videobuf2_vmalloc intel_cstate dell_smbios videobuf2_memops intel_uncore videobuf2_v4l2 snd_pcm dcdbas bluetooth dell_wmi_sysman videobuf2_common pcspkr firmware_attributes_class cfg80211 i2c_i801 wmi_bmof intel_wmi_thunderbolt dell_wmi_descriptor nouveau i2c_smbus videodev snd_timer snd processor_thermal_device_pci_legacy ecdh_generic mc soundcore cdc_acm rfkill processor_thermal_device processor_thermal_rfim joydev ucsi_acpi processor_thermal_mbox processor_thermal_rapl typec_ucsi mei_me idma64 intel_rapl_common drm_ttm_helper
 intel_pch_thermal intel_soc_dts_iosf typec mei int3403_thermal int340x_thermal_zone dell_smo8800 int3400_thermal intel_hid acpi_thermal_rel sparse_keymap acpi_pad binfmt_misc zram ip_tables i915 wacom hid_multitouch i2c_algo_bit ttm rtsx_pci_sdmmc drm_kms_helper mmc_core cec mxm_wmi drm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel nvme nvme_core serio_raw rtsx_pci i2c_hid_acpi i2c_hid video wmi pinctrl_cannonlake i2c_dev fuse
CR2: 0000000000000000