Backtrace

list_del corruption. next->prev should be ffff8cc24dcf8450, but was fdff8cc24dcf8450
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kernel BUG at lib/list_debug.c:54!
invalid opcode: 0000 [#2] SMP PTI
CPU: 0 PID: 1498 Comm: systemd-userdbd Tainted: G      D W         5.9.15-200.fc33.x86_64 #1
Hardware name: LENOVO 20405/Lenovo Flex 2-15, BIOS A0CN26WW 05/21/2014
RIP: 0010:__list_del_entry_valid.cold+0x1d/0x47
Code: c7 c7 a8 a4 3e 88 e8 46 4c fe ff 0f 0b 48 89 fe 48 c7 c7 38 a5 3e 88 e8 35 4c fe ff 0f 0b 48 c7 c7 e8 a5 3e 88 e8 27 4c fe ff <0f> 0b 48 89 f2 48 89 fe 48 c7 c7 a8 a5 3e 88 e8 13 4c fe ff 0f 0b
RSP: 0018:ffffaa2480967c10 EFLAGS: 00010292
RAX: 0000000000000054 RBX: ffff8cc24dcf8000 RCX: 0000000000000000
RDX: ffff8cc267227060 RSI: ffff8cc267218d00 RDI: ffff8cc267218d00
RBP: ffff8cc24dcf83c0 R08: 00000000000004a1 R09: ffffaa2480967aa8
R10: 0000000000000000 R11: ffffaa2480967aae R12: ffff8cc24dcf8418
R13: ffff8cc24dcf8418 R14: ffff8cc1877e3230 R15: ffff8cc247890000
FS:  00007f94f77b0000(0000) GS:ffff8cc267200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000557da59b95c0 CR3: 00000001b800e004 CR4: 00000000001706f0
Call Trace:
 __dentry_kill+0x8c/0x180
 shrink_dentry_list+0x49/0xb0
 shrink_dcache_parent+0xc0/0xf0
 d_invalidate+0x56/0xd0
 ? d_find_any_alias+0x3e/0x50
 proc_invalidate_siblings_dcache+0x10b/0x120
 release_task+0x363/0x4c0
 wait_consider_task+0x94d/0xa50
 do_wait+0xe2/0x220
 kernel_waitid+0x12d/0x1e0
 ? thread_group_exited+0x40/0x40
 __do_sys_waitid+0xbd/0xe0
 ? vfs_read+0x151/0x180
 ? syscall_trace_enter.constprop.0+0x83/0x1c0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f94f8733b7d
Code: 02 b8 ff ff ff ff eb bc 0f 1f 44 00 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 1d 45 31 c0 b8 f7 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 6b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
RSP: 002b:00007ffdb2a17928 EFLAGS: 00000246 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f94f8733b7d
RDX: 00007ffdb2a17930 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffdb2a17930 R08: 0000000000000000 R09: 896bd32b1a827136
R10: 0000000000000005 R11: 0000000000000246 R12: 0000557da59b9ea0
R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000000
Modules linked in: snd_seq_dummy snd_hrtimer rndis_host cdc_ether usbnet mii 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 intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm btusb btrtl btbcm btintel bluetooth irqbypass ecdh_generic uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common ecc videodev mc asus_wmi snd_hda_codec_realtek snd_hda_codec_generic iTCO_wdt ledtrig_audio intel_pmc_bxt iTCO_vendor_support
 snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core ideapad_laptop at24 mei_hdcp sparse_keymap rfkill rapl intel_cstate snd_hwdep snd_seq intel_uncore snd_seq_device snd_pcm mei_me mei snd_timer wmi_bmof joydev snd i2c_i801 i2c_smbus soundcore pcspkr lpc_ich zram ip_tables i915 hid_multitouch i2c_algo_bit drm_kms_helper crct10dif_pclmul crc32_pclmul crc32c_intel cec drm ghash_clmulni_intel serio_raw r8169 wmi video fuse