Backtrace

list_del corruption. next->prev should be ffff95b544c5e8e8, but was ffff95b540480728
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kernel BUG at lib/list_debug.c:54!
invalid opcode: 0000 [#2] SMP NOPTI
CPU: 3 PID: 182922 Comm: snap-store Tainted: G      D           5.14.18-100.fc33.x86_64 #1
Hardware name: LENOVO 20255/Lenovo G505s, BIOS 83CN33WW(V2.03) 11/01/2013
RIP: 0010:__list_del_entry_valid.cold+0x1d/0x47
Code: c7 c7 68 03 63 a8 e8 5a 21 fe ff 0f 0b 48 89 fe 48 c7 c7 f8 03 63 a8 e8 49 21 fe ff 0f 0b 48 c7 c7 a8 04 63 a8 e8 3b 21 fe ff <0f> 0b 48 89 f2 48 89 fe 48 c7 c7 68 04 63 a8 e8 27 21 fe ff 0f 0b
RSP: 0018:ffffb01943acbd50 EFLAGS: 00010286
RAX: 0000000000000054 RBX: ffff95b544c5e8e8 RCX: 0000000000000000
RDX: ffff95b5d99a71c0 RSI: ffff95b5d9998a00 RDI: ffff95b5d9998a00
RBP: ffff95b544c5e800 R08: 0000000000000000 R09: ffffb01943acbb90
R10: ffffb01943acbb88 R11: ffffffffa8d47468 R12: 0000000000000000
R13: ffff95b5401dd468 R14: 0000000000000000 R15: ffff95b5c7df5be8
FS:  00007f7cffcb1ac0(0000) GS:ffff95b5d9980000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e18abf0770 CR3: 0000000102b9c000 CR4: 00000000000406e0
Call Trace:
 device_pm_remove+0x40/0xd0
 device_del+0x193/0x3e0
 ? cpumask_next+0x1f/0x20
 ? mntput_no_expire+0x1a6/0x250
 device_unregister+0x13/0x60
 bdi_unregister+0x1a5/0x1e0
 release_bdi+0x3b/0x50
 generic_shutdown_super+0xf8/0x110
 kill_anon_super+0x14/0x30
 deactivate_locked_super+0x36/0xa0
 cleanup_mnt+0x131/0x190
 task_work_run+0x65/0xa0
 do_exit+0x33e/0xaa0
 do_group_exit+0x33/0xa0
 __x64_sys_exit_group+0x14/0x20
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f7cfbdacbd6
Code: Unable to access opcode bytes at RIP 0x7f7cfbdacbac.
RSP: 002b:00007fff9ea14bb8 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000560281fc8e30 RCX: 00007f7cfbdacbd6
RDX: 0000000000000001 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fff9ea14be0 R08: 00000000000000e7 R09: ffffffffffffff80
R10: 00007f7cfbe4df20 R11: 0000000000000206 R12: 0000000000000000
R13: 0000560281fc8b90 R14: 0000560281fe2780 R15: 0000000000000000
Modules linked in: uinput rfcomm hidp bnep btusb btrtl btbcm btintel bluetooth ecdh_generic xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache netfs 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 snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic ledtrig_audio snd_hda_intel sunrpc edac_mce_amd snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec ideapad_laptop ccp kvm ath9k ath9k_common ath9k_hw squashfs uvcvideo videobuf2_vmalloc snd_hda_core mac80211 irqbypass videobuf2_memops
 videobuf2_v4l2 videobuf2_common snd_hwdep platform_profile videodev loop sparse_keymap wmi snd_seq snd_seq_device mc rtsx_usb_ms memstick ath snd_pcm snd_timer cfg80211 snd rfkill libarc4 pcspkr joydev soundcore k10temp i2c_piix4 acpi_cpufreq zram ip_tables radeon rtsx_usb_sdmmc mmc_core i2c_algo_bit drm_ttm_helper ttm drm_kms_helper crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel cec wdat_wdt drm serio_raw rtsx_usb sp5100_tco alx mdio video uas usb_storage fuse