Backtrace

list_del corruption. prev->next should be ffffe3dbc99f7688, but was fffde3dbc99f7688
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kernel BUG at lib/list_debug.c:51!
invalid opcode: 0000 [#1] SMP PTI
CPU: 0 PID: 154603 Comm: gogetdoc Tainted: G           OE     5.10.6-200.fc33.x86_64 #1
Hardware name: Notebook                         N130BU/N130BU, BIOS 1.05.02 01/16/2017
RIP: 0010:__list_del_entry_valid.cold+0x31/0x47
Code: 81 40 b7 e8 fb 45 fe ff 0f 0b 48 c7 c7 b8 81 40 b7 e8 ed 45 fe ff 0f 0b 48 89 f2 48 89 fe 48 c7 c7 78 81 40 b7 e8 d9 45 fe ff <0f> 0b 48 89 fe 4c 89 c2 48 c7 c7 40 81 40 b7 e8 c5 45 fe ff 0f 0b
RSP: 0018:ffffab9887337a28 EFLAGS: 00010082
RAX: 0000000000000054 RBX: ffffe3dbc9ded9c8 RCX: 0000000000000000
RDX: ffffa00fb42269e0 RSI: ffffa00fb4218a80 RDI: ffffa00fb4218a80
RBP: 0000000000000015 R08: 0000000000000000 R09: ffffab9887337860
R10: ffffab9887337858 R11: ffffffffb7b44748 R12: ffffe3dbc99f7688
R13: ffffa00fb4230370 R14: ffffa00fb4230360 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffffa00fb4200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000032448f44888 CR3: 000000020aa10001 CR4: 00000000003706f0
Call Trace:
 free_pcppages_bulk+0xc5/0x280
 free_unref_page_list+0x15b/0x1d0
 release_pages+0x404/0x450
 tlb_flush_mmu+0x4b/0x170
 unmap_page_range+0xb0d/0xe20
 unmap_vmas+0x6a/0xd0
 exit_mmap+0x97/0x170
 mmput+0x61/0x140
 do_exit+0x2d5/0xa80
 do_group_exit+0x33/0xa0
 get_signal+0x16a/0x880
 ? set_pte+0x5/0x10
 arch_do_signal+0x30/0x710
 exit_to_user_mode_prepare+0xd5/0x140
 syscall_exit_to_user_mode+0x2d/0x190
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x46bf83
Code: Unable to access opcode bytes at RIP 0x46bf59.
RSP: 002b:00007ffd4e3166f8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00000000008fb5c0 RCX: 000000000046bf83
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000008fb708
RBP: 00007ffd4e316740 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000003
R13: 00000000008fb060 R14: 0000000000771412 R15: 0000000000000000
Modules linked in: xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm 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 vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) sunrpc iwlmvm mac80211 intel_rapl_msr snd_soc_skl libarc4 snd_hda_codec_hdmi ee1004 snd_hda_codec_realtek mei_hdcp snd_soc_sst_ipc iTCO_wdt snd_soc_sst_dsp iwlwifi intel_pmc_bxt snd_hda_ext_core snd_hda_codec_generic snd_soc_acpi_intel_match ledtrig_audio uvcvideo iTCO_vendor_support intel_rapl_common snd_soc_acpi snd_hda_intel videobuf2_vmalloc
 videobuf2_memops videobuf2_v4l2 snd_intel_dspcfg soundwire_intel videobuf2_common soundwire_generic_allocation x86_pkg_temp_thermal intel_powerclamp cfg80211 coretemp snd_soc_core kvm_intel videodev snd_compress snd_pcm_dmaengine soundwire_cadence mc snd_hda_codec kvm btusb btrtl btbcm btintel bluetooth snd_hda_core irqbypass ac97_bus snd_hwdep rapl intel_cstate snd_seq intel_uncore snd_seq_device ecdh_generic snd_pcm ecc snd_timer i2c_i801 intel_wmi_thunderbolt pcspkr snd i2c_smbus mei_me joydev soundcore rfkill intel_xhci_usb_role_switch mei roles intel_pch_thermal acpi_pad binfmt_misc fuse zram ip_tables i915 rtsx_pci_sdmmc mmc_core i2c_algo_bit drm_kms_helper cec drm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw xhci_pci rtsx_pci r8169 xhci_pci_renesas wmi video