Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000088
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] SMP NOPTI
CPU: 1 PID: 3169 Comm: JS Helper Tainted: G        W         5.13.4-200.fc34.x86_64 #1
Hardware name: Dell Inc. Latitude 7400 2-in-1/0JDYCW, BIOS 1.5.1 08/25/2019
RIP: 0010:__mod_lruvec_page_state+0x4d/0xa0
Code: 36 4c 8b 2c c5 20 ee f5 91 4c 89 c7 e8 ec d3 ff ff 48 85 c0 74 3a 0f 1f 44 00 00 49 63 95 c0 a0 02 00 48 8b bc d0 b8 0f 00 00 <4c> 3b af 88 00 00 00 75 34 44 89 e2 89 ee e8 60 ff ff ff 5d 41 5c
RSP: 0018:ffffbd3585433c40 EFLAGS: 00010282
RAX: ffff947b67be4008 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000011 RDI: 0000000000000000
RBP: 0000000000000011 R08: ffffeafd87192ec0 R09: 0000000000000000
R10: 000021c3d0d29000 R11: 0000000000000000 R12: 00000000ffffffff
R13: ffff947e6c7d5000 R14: ffffbd3585433da0 R15: 000021c3d0d29000
FS:  00007f7c33fff640(0000) GS:ffff947e5c440000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000088 CR3: 00000001ecafa005 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 page_remove_rmap+0x55/0x330
 unmap_page_range+0x6de/0xe30
 zap_page_range+0xcc/0x130
 ? find_vma_prev+0x1b/0xa0
 do_madvise.part.0+0x966/0xd50
 ? __x64_sys_futex+0x63/0x1a0
 ? __x64_sys_madvise+0x56/0x70
 __x64_sys_madvise+0x56/0x70
 do_syscall_64+0x3d/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f7c51fbe14b
Code: c3 66 0f 1f 44 00 00 48 8b 15 29 7d 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb bc 0f 1f 44 00 00 f3 0f 1e fa b8 1c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 7c 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007f7c33ffeb88 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f7c51fbe14b
RDX: 0000000000000004 RSI: 0000000000001000 RDI: 000021c3d0d29000
RBP: 0000000000000000 R08: 0000000000000029 R09: 0000000000000000
R10: 00000000000000fb R11: 0000000000000246 R12: 000021c3d0d29000
R13: 00007f7c33ffeca0 R14: 0000000000025000 R15: 000021c3d0d00000
Modules linked in: rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc 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 bnep vfat fat snd_hda_codec_hdmi 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 snd_soc_skl snd_ctl_led snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_hda_codec_realtek snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core
 snd_hda_codec_generic intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp snd_compress coretemp snd_pcm_dmaengine ac97_bus snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi dell_rbtn snd_hda_codec kvm_intel mei_hdcp snd_hda_core iTCO_wdt intel_pmc_bxt snd_hwdep iTCO_vendor_support snd_seq kvm intel_rapl_msr iwlmvm dell_laptop ledtrig_audio snd_seq_device irqbypass rapl mac80211 snd_pcm dell_smm_hwmon dell_wmi uvcvideo intel_cstate videobuf2_vmalloc dell_smbios intel_uncore snd_timer videobuf2_memops libarc4 dcdbas pcspkr dell_wmi_sysman dell_wmi_descriptor intel_wmi_thunderbolt wmi_bmof iwlwifi snd i2c_i801 videobuf2_v4l2 btusb videobuf2_common i2c_smbus thunderbolt btrtl soundcore videodev mei_me btbcm btintel cfg80211 bluetooth joydev mei idma64 mc processor_thermal_device hid_sensor_als hid_sensor_incl_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_rotation processor_thermal_rfim hid_sensor_accel_3d hid_sensor_trigger processor_thermal_mbox ucsi_acpi
 hid_sensor_iio_common rfkill processor_thermal_rapl industrialio_triggered_buffer typec_ucsi intel_rapl_common kfifo_buf industrialio intel_soc_dts_iosf intel_pch_thermal typec intel_hid int3403_thermal int340x_thermal_zone acpi_pad sparse_keymap soc_button_array int3400_thermal acpi_thermal_rel auth_rpcgss sunrpc zram ip_tables hid_sensor_hub intel_ishtp_loader intel_ishtp_hid i915 wacom hid_multitouch rtsx_pci_sdmmc mmc_core crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit drm_kms_helper cec ghash_clmulni_intel drm rtsx_pci nvme serio_raw nvme_core intel_ish_ipc intel_ishtp i2c_hid_acpi i2c_hid wmi video pinctrl_cannonlake fuse
CR2: 0000000000000088