Backtrace

WARNING: CPU: 6 PID: 896 at fs/sysfs/group.c:279 sysfs_remove_group+0x6f/0x80
Modules linked in: ppdev(+) parport_pc(+) parport cmac vmw_vsock_vmci_transport vsock bnep vmw_vmci sunrpc snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel iTCO_wdt snd_intel_dspcfg snd_hda_codec x86_pkg_temp_thermal intel_powerclamp coretemp intel_pmc_bxt iTCO_vendor_support ee1004 mei_hdcp snd_hda_core mei_wdt nvidia_drm(POE) nvidia_modeset(POE) snd_hwdep kvm_intel snd_seq nvidia_uvm(POE) intel_rapl_msr iwlmvm dell_rbtn dell_laptop snd_seq_device ledtrig_audio mac80211 kvm dell_smm_hwmon btusb uvcvideo btrtl btbcm btintel irqbypass videobuf2_vmalloc snd_pcm libarc4 videobuf2_memops rapl videobuf2_v4l2 bluetooth iwlwifi intel_cstate videobuf2_common intel_uncore videodev nvidia(POE) snd_timer i2c_i801 dell_wmi snd wmi_bmof intel_wmi_thunderbolt pcspkr cfg80211 dell_smbios mc dcdbas ecdh_generic dell_wmi_descriptor ecc mei_me soundcore processor_thermal_device joydev i2c_smbus rfkill intel_rapl_common mei intel_pch_thermal idma64 intel_soc_dts_iosf
 intel_hid sparse_keymap acpi_pad dell_smo8800 int3403_thermal int3400_thermal int3402_thermal int340x_thermal_zone acpi_thermal_rel zram ip_tables dm_crypt i915 rtsx_pci_sdmmc mmc_core hid_multitouch mxm_wmi i2c_algo_bit crct10dif_pclmul crc32_pclmul crc32c_intel drm_kms_helper nvme ghash_clmulni_intel nvme_core cec serio_raw drm rtsx_pci i2c_hid wmi video fuse
CPU: 6 PID: 896 Comm: systemd-udevd Tainted: P           OE     5.9.16-200.fc33.x86_64 #1
Hardware name: Dell Inc. Precision 5510/0N8J4R, BIOS 1.14.2 05/25/2020
RIP: 0010:sysfs_remove_group+0x6f/0x80
Code: ff 5b 48 89 ef 5d 41 5c e9 0e c4 ff ff 48 89 ef e8 56 bd ff ff eb d1 49 8b 14 24 48 8b 33 48 c7 c7 88 63 3b 90 e8 d6 db 75 00 <0f> 0b 5b 5d 41 5c c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00
RSP: 0018:ffffaca7c0a23c58 EFLAGS: 00010292
RAX: 0000000000000034 RBX: ffffffff900f31e0 RCX: ffff9cb6ddf98d08
RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff9cb6ddf98d00
RBP: 0000000000000000 R08: 000000000000043f R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: ffff9cb6bb9a2000
R13: ffff9cb6d0943c10 R14: ffff9cb6bbabe000 R15: 0000000006300000
FS:  00007fd895ea6380(0000) GS:ffff9cb6ddf80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe7d0ad0024 CR3: 00000008935e0002 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 dpm_sysfs_add+0xb2/0x100
 device_add+0x32a/0x840
 device_create_groups_vargs+0xd3/0xf0
 device_create+0x3a/0x40
 ? kobject_uevent_env+0x11f/0x6a0
 ? parport_irq_handler+0x50/0x50 [parport]
 pp_attach+0x40/0x60 [ppdev]
 port_check+0x1f/0x30 [parport]
 bus_for_each_dev+0x64/0x90
 ? 0xffffffffc26fb000
 __parport_register_driver+0x81/0xb0 [parport]
 ppdev_init+0x8c/0x1000 [ppdev]
 do_one_initcall+0x46/0x200
 ? do_init_module+0x23/0x250
 ? kmem_cache_alloc_trace+0xef/0x1f0
 do_init_module+0x5c/0x250
 __do_sys_init_module+0x121/0x150
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fd896e254be
Code: 48 8b 0d bd 19 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 49 89 ca b8 af 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 8a 19 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007ffebf0f84e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000af
RAX: ffffffffffffffda RBX: 000055dfaa5ceab0 RCX: 00007fd896e254be
RDX: 00007fd896f5a35a RSI: 0000000000006cde RDI: 000055dfaadfbe80
RBP: 000055dfaadfbe80 R08: 000055dfaadfbe80 R09: 00007ffebf0f506e
R10: 000055dfaa2b2010 R11: 0000000000000246 R12: 00007fd896f5a35a
R13: 000055dfaa5ce2e0 R14: 0000000000000007 R15: 000055dfaa5cea60