Backtrace

general protection fault, probably for non-canonical address 0x20002000200108: 0000 [#2] PREEMPT SMP PTI
CPU: 3 PID: 2395 Comm: pool-spawner Tainted: G      D W          6.8.4-100.fc38.x86_64 #1
Hardware name: Dell Inc. Latitude 3560/02RMN9, BIOS A11 11/22/2017
RIP: 0010:free_pgtables+0x9d/0x1b0
Code: 00 00 49 8b 57 08 4d 85 f6 74 68 4d 8b 06 48 8b 4c 24 10 48 8b 34 24 4d 89 f7 48 8b 7c 24 08 e8 a9 f7 ff ff eb 9a 49 8b 47 10 <8b> 80 e8 00 00 00 41 3b 47 28 89 44 24 1c 74 ad 49 8b 7f 30 e8 7a
RSP: 0018:ffffadd108427bc8 EFLAGS: 00010202
RAX: 0020002000200020 RBX: ffffadd108427c28 RCX: ffff9d99d9614e60
RDX: ffff9d99d9517500 RSI: 0000000000000001 RDI: ffff9d99d9517508
RBP: 0000000000000001 R08: 0000000000000008 R09: 0000000000000040
R10: ffff9d99e20883d8 R11: 0000000000000002 R12: ffffffffffffffff
R13: ffff9d99da5a5ac8 R14: ffff9d99d9614e60 R15: ffff9d99da5a5ac8
FS:  0000000000000000(0000) GS:ffff9d9a9b580000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7043dffaf0 CR3: 000000001e422001 CR4: 00000000003706f0
Call Trace:
 <TASK>
 ? die_addr+0x36/0x90
 ? exc_general_protection+0x1dd/0x450
 ? asm_exc_general_protection+0x26/0x30
 ? free_pgtables+0x9d/0x1b0
 ? free_pgtables+0x45/0x1b0
 exit_mmap+0x174/0x3a0
 __mmput+0x3e/0x130
 do_exit+0x305/0xaf0
 ? __pfx_futex_wake_mark+0x10/0x10
 do_group_exit+0x31/0x80
 get_signal+0x9fe/0xa30
 ? futex_wait+0x77/0x110
 arch_do_signal_or_restart+0x3e/0x270
 syscall_exit_to_user_mode+0x1ca/0x230
 do_syscall_64+0x96/0x170
 ? syscall_exit_to_user_mode+0x80/0x230
 ? do_syscall_64+0x96/0x170
 ? exc_page_fault+0x7f/0x180
 entry_SYSCALL_64_after_hwframe+0x73/0x7b
RIP: 0033:0x7ff018d4bc5d
Code: Unable to access opcode bytes at 0x7ff018d4bc33.
RSP: 002b:00007ff0091ff878 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000055b67c76eef0 RCX: 00007ff018d4bc5d
RDX: 0000000000000004 RSI: 0000000000000080 RDI: 000055b67c76ef00
RBP: 00007ff0091ff8b0 R08: 00007ff01991be30 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff009200648
R13: 0000000000000004 R14: 000055b67c76ef00 R15: 0000000000000000
 </TASK>
Modules linked in: uinput rfcomm snd_seq_dummy snd_hrtimer 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_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables nfnetlink qrtr bnep sunrpc snd_ctl_led binfmt_misc snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic snd_hda_intel ath10k_pci vfat fat snd_intel_dspcfg ath10k_core snd_intel_sdw_acpi snd_hda_codec btusb snd_hda_core btrtl mac80211 btintel snd_hwdep btbcm btmtk snd_seq snd_seq_device mei_hdcp snd_pcm mei_pxp libarc4 mei_me snd_timer bluetooth ath uvcvideo uvc videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev mc intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal rtsx_usb_ms memstick intel_powerclamp coretemp iTCO_wdt dell_laptop intel_pmc_bxt iTCO_vendor_support dell_smm_hwmon kvm_intel dell_wmi at24 cfg80211 kvm irqbypass ledtrig_audio sparse_keymap pcspkr rapl intel_cstate
 intel_uncore dell_smbios dcdbas dell_wmi_descriptor wmi_bmof i2c_i801 i2c_smbus snd mei lpc_ich soundcore intel_pmc_core intel_vsec dell_rbtn pmt_telemetry pmt_class dell_smo8800 joydev rfkill acpi_pad squashfs loop zram i915 i2c_algo_bit crct10dif_pclmul drm_buddy crc32_pclmul crc32c_intel rtsx_usb_sdmmc polyval_clmulni ttm polyval_generic mmc_core drm_display_helper r8169 ghash_clmulni_intel video sha512_ssse3 hid_multitouch sha256_ssse3 sha1_ssse3 realtek rtsx_usb cec wmi i2c_hid_acpi i2c_hid serio_raw ip6_tables ip_tables fuse