Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: Oops: 0000 [#1] SMP NOPTI
CPU: 12 UID: 0 PID: 3835984 Comm: kworker/u56:1 Tainted: G        W           6.17.4-200.fc42.x86_64 #1 PREEMPT(lazy) 
Tainted: [W]=WARN
Hardware name: LENOVO 21KDS05Q00/21KDS05Q00, BIOS N3YET62W (1.27 ) 04/02/2024
Workqueue: USBC000:00-con2 ucsi_poll_worker [typec_ucsi]
RIP: 0010:strlen+0x4/0x30
Code: f7 75 ec 31 c0 c3 cc cc cc cc 48 89 f8 c3 cc cc cc cc 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <80> 3f 00 74 18 48 89 f8 0f 1f 40 00 48 83 c0 01 80 38 00 75 f7 48
RSP: 0000:ffffd13be7c2fd70 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000282
RDX: ffff8aa0bcbd2a00 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff8a9d73deb7b3 R09: 0000000000000087
R10: 000000000000000c R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8a9ac2636240
FS:  0000000000000000(0000) GS:ffff8aaa2f045000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000002e88e6003 CR4: 0000000000f72ef0
PKRU: 55555554
Call Trace:
 <TASK>
 kernfs_name_hash+0x12/0x90
 kernfs_find_ns+0x52/0xe0
 kernfs_remove_by_name_ns+0x5a/0xe0
 typec_unregister_partner+0x5a/0x100 [typec]
 ucsi_unregister_partner+0x103/0x140 [typec_ucsi]
 ucsi_check_connection+0xbc/0xd0 [typec_ucsi]
 ucsi_poll_worker+0x37/0x110 [typec_ucsi]
 process_one_work+0x18f/0x350
 worker_thread+0x25a/0x3a0
 ? __pfx_worker_thread+0x10/0x10
 kthread+0xf9/0x240
 ? __pfx_kthread+0x10/0x10
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0xf1/0x110
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in: uinput rfcomm snd_seq_dummy snd_hrtimer uhid snd_usb_audio snd_usbmidi_lib snd_ump snd_rawmidi qrtr ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xt_LOG nf_log_syslog bnep xt_tcpmss nft_compat nf_tables binfmt_misc uvcvideo btusb btrtl btintel uvc videobuf2_vmalloc btbcm videobuf2_memops btmtk videobuf2_v4l2 videobuf2_common bluetooth videodev mc vfat fat snd_ctl_led snd_soc_skl_hda_dsp snd_soc_intel_sof_board_helpers snd_sof_probes snd_soc_intel_hda_dsp_common snd_hda_codec_intelhdmi snd_hda_codec_alc269 snd_hda_scodec_component snd_hda_codec_realtek_lib snd_hda_codec_generic snd_soc_dmic snd_hda_intel snd_sof_pci_intel_mtl snd_sof_intel_hda_generic soundwire_intel snd_sof_intel_hda_sdw_bpt snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda_mlink snd_sof_intel_hda snd_hda_codec_hdmi intel_uncore_frequency soundwire_cadence intel_uncore_frequency_common snd_sof_pci iwlmvm x86_pkg_temp_thermal snd_sof_xtensa_dsp
 intel_powerclamp snd_sof coretemp snd_sof_utils snd_hda_ext_core snd_hda_codec mac80211 kvm_intel snd_hda_core snd_intel_dspcfg snd_intel_sdw_acpi snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi snd_hwdep crc8 kvm soundwire_bus iTCO_wdt libarc4 mei_gsc_proxy snd_soc_sdca mei_wdt spi_nor intel_pmc_bxt mtd snd_soc_core iTCO_vendor_support intel_rapl_msr snd_compress irqbypass ac97_bus rapl snd_pcm_dmaengine processor_thermal_device_pci snd_seq iwlwifi intel_cstate think_lmi processor_thermal_device intel_uncore snd_seq_device firmware_attributes_class wmi_bmof snd_pcm cfg80211 mei_me i2c_i801 processor_thermal_wt_hint platform_temperature_control processor_thermal_rfim spi_intel_pci snd_timer i2c_smbus mei intel_vpu igen6_edac spi_intel processor_thermal_rapl idma64 intel_rapl_common processor_thermal_wt_req processor_thermal_power_floor processor_thermal_mbox soc_button_array int3403_thermal intel_pmc_core int340x_thermal_zone pmt_telemetry int3400_thermal
 acpi_tad pmt_discovery pmt_class acpi_thermal_rel intel_pmc_ssram_telemetry intel_hid acpi_pad joydev loop zram lz4hc_compress lz4_compress dm_crypt hid_microsoft ff_memless hid_logitech_hidpp hid_logitech_dj xe drm_gpuvm gpu_sched drm_ttm_helper drm_exec drm_suballoc_helper ucsi_acpi i915 typec_ucsi cdc_ether typec usbnet r8152 mii thinkpad_acpi snd soundcore drm_buddy sparse_keymap nvme_tcp ttm platform_profile nvme hid_multitouch nvme_fabrics i2c_algo_bit rfkill polyval_clmulni drm_display_helper ghash_clmulni_intel thunderbolt nvme_core cec i2c_hid_acpi video intel_vsec i2c_hid nvme_keyring nvme_auth wmi pinctrl_meteorlake serio_raw sunrpc be2iscsi bnx2i cnic uio cxgb4i cxgb4 tls cxgb3i cxgb3 mdio libcxgbi libcxgb qla4xxx iscsi_boot_sysfs iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi scsi_dh_rdac scsi_dh_emc scsi_dh_alua i2c_dev fuse dm_multipath nfnetlink
CR2: 0000000000000000