Backtrace

kernel BUG at include/linux/mm.h:699!
invalid opcode: 0000 [#1] SMP PTI
CPU: 1 PID: 344806 Comm: ThreadPoolForeg Tainted: G    B   W         5.9.16-100.fc32.x86_64 #1
Hardware name: LENOVO 80X6/Lenovo YOGA 720-13IKB, BIOS 1YCN34WW(V1.08) 07/18/2017
RIP: 0010:release_pages+0x3ab/0x470
Code: 31 c9 eb 9c 48 8b 45 00 48 c1 e8 33 83 e0 07 83 f8 04 74 4f 31 c9 e9 c6 fc ff ff 48 c7 c6 c0 6a 36 aa 48 89 ef e8 b5 64 02 00 <0f> 0b 48 85 c9 74 0f 48 8d b9 80 a1 02 00 4c 89 fe e8 5f ed 92 00
RSP: 0018:ffffa32fc427baa0 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff8f2800e88f98 RCX: ffff8f2936c98d08
RDX: 00000000ffffffd8 RSI: 0000000000000000 RDI: ffff8f2936c98d00
RBP: ffffe86740030b00 R08: 0000000000002434 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: ffffa32fc427bcc8
R13: 0000000000000000 R14: ffff8f2800e89000 R15: 000056170d2b3000
FS:  0000000000000000(0000) GS:ffff8f2936c80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002335d373f600 CR3: 0000000282e1e001 CR4: 00000000003706e0
Call Trace:
 ? lru_deactivate_fn+0x2c0/0x2c0
 tlb_flush_mmu+0x4b/0x170
 unmap_page_range+0xb98/0xea0
 unmap_vmas+0x6a/0xd0
 exit_mmap+0x97/0x170
 mmput+0x61/0x140
 do_exit+0x2ff/0xae0
 do_group_exit+0x33/0xa0
 get_signal+0x179/0x8d0
 arch_do_signal+0x30/0x700
 ? __seccomp_filter+0x7f/0x6c0
 exit_to_user_mode_prepare+0xf7/0x160
 syscall_exit_to_user_mode+0x31/0x1b0
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f5b6805a1b8
Code: Unable to access opcode bytes at RIP 0x7f5b6805a18e.
RSP: 002b:00007f5b4ea68500 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffdfc RBX: 00007f5b4ea68560 RCX: 00007f5b6805a1b8
RDX: 0000000000000000 RSI: 0000000000000089 RDI: 00007f5b4ea68728
RBP: 00007f5b4ea68700 R08: 0000000000000000 R09: 00000000ffffffff
R10: 00007f5b4ea685d0 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f5b4ea686d8 R14: 00007f5b4ea685d0 R15: 00007f5b4ea68728
Modules linked in: rc_cec snd_seq_dummy snd_hrtimer uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun 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 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 nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat squashfs loop snd_hda_codec_hdmi snd_soc_skl iTCO_wdt snd_soc_sst_ipc intel_pmc_bxt snd_soc_sst_dsp snd_hda_codec_realtek snd_hda_ext_core snd_soc_acpi_intel_match iTCO_vendor_support snd_soc_acpi snd_hda_codec_generic snd_soc_core ledtrig_audio snd_compress ac97_bus snd_pcm_dmaengine mei_hdcp snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core iwlmvm intel_rapl_msr
 snd_hwdep snd_seq snd_seq_device snd_pcm mac80211 btusb libarc4 x86_pkg_temp_thermal intel_powerclamp btrtl coretemp btbcm iwlwifi rapl intel_cstate btintel intel_uncore snd_timer pcspkr wmi_bmof intel_wmi_thunderbolt bluetooth uvcvideo cfg80211 i2c_i801 i2c_smbus videobuf2_vmalloc snd videobuf2_memops soundcore videobuf2_v4l2 videobuf2_common videodev hid_sensor_accel_3d hid_sensor_als hid_sensor_trigger mc hid_sensor_iio_common industrialio_triggered_buffer kfifo_buf mei_me ecdh_generic mei joydev industrialio ecc idma64 processor_thermal_device intel_rapl_common intel_xhci_usb_role_switch intel_soc_dts_iosf roles intel_pch_thermal ideapad_laptop sparse_keymap int3403_thermal rfkill int340x_thermal_zone acpi_pad int3400_thermal acpi_thermal_rel ip_tables i915 wacom hid_multitouch hid_sensor_hub i2c_algo_bit drm_kms_helper cec drm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel nvme serio_raw nvme_core wmi i2c_hid video pinctrl_sunrisepoint pinctrl_intel fuse