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] PREEMPT SMP PTI
CPU: 3 UID: 0 PID: 30591 Comm: kworker/3:1 Not tainted 6.11.8-300.fc41.x86_64 #1
Hardware name: LENOVO 20L8SECK01/20L8SECK01, BIOS N22ET80W (1.57 ) 02/27/2024
Workqueue: events ucsi_handle_connector_change [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: 0018:ffffb70c81ee7da8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff930ec9538b00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff9314263b5b28 R09: ffff930ec0401050
R10: 0000000000000000 R11: ffff9314263a17c0 R12: 0000000000000000
R13: 0000000000000000 R14: ffff930ece0083c0 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff931426380000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000004842a006 CR4: 00000000003706f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ? __die_body.cold+0x19/0x27
 ? page_fault_oops+0x15a/0x2f0
 ? lock_timer_base+0x2b/0xf0
 ? exc_page_fault+0x7e/0x180
 ? asm_exc_page_fault+0x26/0x30
 ? strlen+0x4/0x30
 ? insert_work+0x3f/0x80
 kernfs_name_hash+0x12/0xb0
 kernfs_find_ns+0x37/0xc0
 kernfs_remove_by_name_ns+0x4a/0xc0
 typec_unregister_partner+0x4c/0xe0 [typec]
 ucsi_unregister_partner+0x103/0x140 [typec_ucsi]
 ucsi_handle_connector_change+0x293/0x300 [typec_ucsi]
 process_one_work+0x176/0x330
 worker_thread+0x252/0x390
 ? __pfx_worker_thread+0x10/0x10
 kthread+0xcf/0x100
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0x31/0x50
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in: overlay uinput rfcomm snd_seq_dummy snd_hrtimer 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_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables uhid qrtr bnep sunrpc binfmt_misc snd_sof_pci_intel_skl snd_sof_intel_hda_generic soundwire_intel soundwire_cadence snd_sof_intel_hda_common snd_sof_intel_hda_mlink snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils soundwire_generic_allocation soundwire_bus snd_soc_avs snd_soc_hda_codec snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core elan_i2c snd_soc_sst_ipc snd_soc_sst_dsp snd_hda_codec_hdmi snd_soc_acpi_intel_match snd_soc_acpi intel_uncore_frequency intel_uncore_frequency_common vfat intel_pmc_core_pltdrv snd_soc_core intel_pmc_core jc42 iwlmvm intel_vsec pmt_telemetry pmt_class intel_tcc_cooling fat snd_compress snd_hda_codec_realtek ac97_bus snd_hda_codec_generic snd_pcm_dmaengine
 x86_pkg_temp_thermal iTCO_wdt intel_powerclamp snd_hda_scodec_component mei_hdcp ee1004 mei_wdt intel_pmc_bxt mei_pxp iTCO_vendor_support coretemp intel_rapl_msr snd_hda_intel mac80211 snd_intel_dspcfg kvm_intel snd_intel_sdw_acpi libarc4 uvcvideo kvm snd_hda_codec btusb uvc snd_hda_core btrtl videobuf2_vmalloc videobuf2_memops btintel snd_hwdep videobuf2_v4l2 iwlwifi btbcm rapl snd_seq btmtk videobuf2_common processor_thermal_device_pci_legacy snd_seq_device intel_cstate processor_thermal_device processor_thermal_wt_hint videodev intel_uncore snd_ctl_led pcspkr processor_thermal_rfim think_lmi firmware_attributes_class snd_pcm wmi_bmof processor_thermal_rapl mc bluetooth cfg80211 intel_wmi_thunderbolt i2c_i801 nxp_nci_i2c intel_rapl_common e1000e i2c_smbus snd_timer nxp_nci processor_thermal_wt_req thinkpad_acpi nci mei_me idma64 processor_thermal_power_floor mei nfc sparse_keymap intel_pch_thermal platform_profile processor_thermal_mbox intel_soc_dts_iosf intel_xhci_usb_role_switch rfkill snd
 int3403_thermal int340x_thermal_zone soundcore int3400_thermal acpi_thermal_rel acpi_pad joydev loop nfnetlink zram dm_crypt i915 crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic ghash_clmulni_intel sha512_ssse3 nvme sha256_ssse3 uas nvme_core sha1_ssse3 usb_storage i2c_algo_bit nvme_auth drm_buddy ttm ucsi_acpi typec_ucsi drm_display_helper typec video pinctrl_sunrisepoint cec wmi serio_raw hid_multitouch ip6_tables ip_tables fuse
CR2: 0000000000000000