Oops: general protection fault, probably for non-canonical address 0xd96f990b9c2ce1a4: 0000 [#1] SMP NOPTI
CPU: 2 UID: 0 PID: 125 Comm: kworker/2:2 Not tainted 6.16.8-200.fc42.x86_64 #1 PREEMPT(lazy) 
Hardware name: LENOVO 21QXCTO1WW/21QXCTO1WW, BIOS N4IET20W (1.06 ) 03/14/2025
Workqueue: events ucsi_handle_connector_change [typec_ucsi]
RIP: 0010:kernfs_new_node+0x29/0xb0
Code: 90 66 0f 1f 00 0f 1f 44 00 00 41 57 89 d0 45 89 c7 41 56 41 55 41 89 cd 41 54 55 44 89 cd 53 48 89 fb 48 83 ec 08 48 89 34 24 <f6> 47 3f 04 74 17 48 8b 47 70 48 85 c0 74 04 44 8b 78 04 89 e8 83
RSP: 0018:ffffcf964055fd08 EFLAGS: 00010292
RAX: 000000000000a1ff RBX: d96f990b9c2ce165 RCX: 0000000000000000
RDX: 000000000000a1ff RSI: ffffffffc086289a RDI: d96f990b9c2ce165
RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000004
R10: ffff8d530590b000 R11: fffff8eb04164200 R12: d96f990b9c2ce165
R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8d5a9695d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f70a2a89798 CR3: 000000014dba8003 CR4: 0000000000f72ef0
PKRU: 55555554
Call Trace:
 <TASK>
 kernfs_create_link+0x35/0xb0
 sysfs_do_create_link_sd+0x62/0xd0
 typec_partner_link_device+0x1f/0x80 [typec]
 typec_register_partner+0x1b9/0x1e0 [typec]
 ? __queue_work+0x116/0x400
 ucsi_register_partner.isra.0+0x109/0x1a0 [typec_ucsi]
 ucsi_handle_connector_change+0x1de/0x2f0 [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: 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 sunrpc nf_defrag_ipv6 nf_defrag_ipv4 nf_tables qrtr uinput bnep snd_soc_skl_hda_dsp snd_soc_intel_sof_board_helpers snd_soc_intel_hda_dsp_common snd_sof_probes snd_hda_codec_realtek snd_hda_codec_generic snd_hda_scodec_component snd_soc_dmic snd_sof_pci_intel_lnl 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 soundwire_cadence vfat intel_uncore_frequency snd_sof_pci intel_uncore_frequency_common snd_sof_xtensa_dsp fat snd_sof x86_pkg_temp_thermal intel_powerclamp coretemp snd_sof_utils kvm_intel snd_hda_ext_core snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi crc8
 soundwire_bus snd_soc_sdca kvm mei_gsc_proxy spi_nor snd_soc_core iwlmld mtd irqbypass snd_compress rapl ac97_bus intel_rapl_msr snd_pcm_dmaengine mac80211 intel_cstate snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi libarc4 intel_uncore snd_hda_codec uvcvideo pcspkr uvc snd_hda_core videobuf2_vmalloc think_lmi videobuf2_memops snd_hwdep videobuf2_v4l2 firmware_attributes_class snd_seq iwlwifi btintel_pcie wmi_bmof btintel snd_seq_device videobuf2_common videodev processor_thermal_device_pci cfg80211 bluetooth processor_thermal_device mei_me snd_pcm processor_thermal_wt_hint snd_ctl_led spi_intel_pci platform_temperature_control spi_intel processor_thermal_rfim mei processor_thermal_rapl snd_timer mc intel_rapl_common idma64 processor_thermal_wt_req processor_thermal_power_floor thinkpad_acpi processor_thermal_mbox platform_profile rfkill int3403_thermal snd intel_pmc_core soundcore int340x_thermal_zone pmt_telemetry pmt_class intel_hid intel_pmc_ssram_telemetry int3400_thermal acpi_thermal_rel
 sparse_keymap acpi_pad acpi_tad joydev loop nfnetlink dm_crypt ucsi_acpi typec_ucsi typec xe drm_ttm_helper ttm i2c_algo_bit drm_suballoc_helper drm_buddy gpu_sched drm_gpuvm drm_exec nvme hid_multitouch drm_gpusvm drm_display_helper nvme_core polyval_clmulni ghash_clmulni_intel video nvme_keyring sha512_ssse3 sha1_ssse3 nvme_auth intel_vpu thunderbolt cec intel_vsec i2c_hid_acpi i2c_hid wmi pinctrl_intel_platform serio_raw hid_sensor_hub i2c_dev fuse

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 PTI
CPU: 1 UID: 0 PID: 78098 Comm: kworker/1:0 Tainted: G           OE       6.16.8-200.fc42.x86_64 #1 PREEMPT(lazy) 
Tainted: [O]=OOT_MODULE, [E]=UNSIGNED_MODULE
Hardware name: LENOVO 20L5000YUS/20L5000YUS, BIOS N24ET78W (1.53 ) 11/07/2024
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:ffffcc08185a7d78 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000003
RDX: ffff8aa1aa3c2a00 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff8aa101272c70 R09: 00000000810000ed
R10: ffff8aa101272c70 R11: fffffc2344049c80 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8aa101728030
FS:  0000000000000000(0000) GS:ffff8aa6abadd000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000005a602c002 CR4: 00000000003706f0
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_handle_connector_change+0x2a6/0x2f0 [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: typec_displayport overlay uinput rfcomm snd_seq_dummy snd_hrtimer vboxnetadp(OE) vboxnetflt(OE) evdi(OE) vboxdrv(OE) nft_masq nft_ct nft_reject_ipv4 nf_reject_ipv4 nft_reject act_csum cls_u32 sch_htb nft_chain_nat bridge stp llc tun nf_tables ip6table_nat ip6table_filter ip6_tables iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_filter ip_tables qrtr bnep r8153_ecm cdc_ether usbnet snd_usb_audio snd_usbmidi_lib r8152 snd_ump snd_rawmidi mii uas uvcvideo uvc videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 usb_storage videobuf2_common btusb videodev btrtl btintel btbcm mc btmtk sunrpc bluetooth snd_sof_pci_intel_skl snd_sof_intel_hda_generic soundwire_intel snd_sof_intel_hda_sdw_bpt snd_sof_intel_hda_common snd_soc_hdac_hda rmi_smbus snd_sof_intel_hda_mlink snd_sof_intel_hda rmi_core soundwire_cadence snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks binfmt_misc soundwire_generic_allocation snd_soc_acpi crc8
 soundwire_bus intel_uncore_frequency snd_soc_sdca intel_uncore_frequency_common intel_pmc_core_pltdrv intel_pmc_core snd_soc_avs pmt_telemetry pmt_class intel_pmc_ssram_telemetry intel_vsec intel_tcc_cooling x86_pkg_temp_thermal snd_soc_hda_codec intel_powerclamp snd_hda_ext_core snd_hda_codec_hdmi iwlmvm coretemp mei_pxp snd_hda_codec_realtek snd_soc_core snd_hda_codec_generic snd_compress iTCO_wdt intel_pmc_bxt ac97_bus snd_hda_scodec_component ee1004 mei_hdcp iTCO_vendor_support kvm_intel intel_rapl_msr snd_pcm_dmaengine mac80211 kvm vfat snd_hda_intel fat libarc4 snd_intel_dspcfg irqbypass snd_intel_sdw_acpi snd_hda_codec rapl snd_hda_core intel_cstate iwlwifi snd_hwdep snd_seq snd_seq_device intel_uncore think_lmi processor_thermal_device_pci_legacy pcspkr processor_thermal_device cfg80211 snd_pcm intel_wmi_thunderbolt firmware_attributes_class wmi_bmof snd_ctl_led processor_thermal_wt_hint platform_temperature_control e1000e snd_timer processor_thermal_rfim i2c_i801 i2c_smbus mei_me
 processor_thermal_rapl intel_rapl_common mei thinkpad_acpi processor_thermal_wt_req processor_thermal_power_floor intel_xhci_usb_role_switch processor_thermal_mbox intel_pch_thermal sparse_keymap intel_soc_dts_iosf platform_profile rfkill snd int3403_thermal soundcore int340x_thermal_zone int3400_thermal acpi_pad acpi_thermal_rel joydev squashfs loop dm_multipath nfnetlink zram lz4hc_compress lz4_compress i915 nvme polyval_clmulni i2c_algo_bit ghash_clmulni_intel ucsi_acpi nvme_core sha512_ssse3 drm_buddy sha1_ssse3 typec_ucsi nvme_keyring video nvme_auth typec ttm drm_display_helper thunderbolt intel_oc_wdt cec wmi serio_raw scsi_dh_rdac scsi_dh_emc scsi_dh_alua ntsync i2c_dev fuse
CR2: 0000000000000000

Oops: general protection fault, probably for non-canonical address 0xdead000000000150: 0000 [#1] SMP PTI
CPU: 6 UID: 0 PID: 83729 Comm: kworker/6:1 Tainted: G        W           6.15.9-201.fc42.x86_64 #1 PREEMPT(lazy) 
Tainted: [W]=WARN
Hardware name: LENOVO 20L7CTO1WW/20L7CTO1WW, BIOS N22ET83W (1.60 ) 03/17/2025
Workqueue: events ucsi_handle_connector_change [typec_ucsi]
RIP: 0010:kernfs_new_node+0x5a/0xb0
Code: 8b 47 70 48 85 c0 74 04 44 8b 70 04 44 89 f8 83 e0 01 c1 e0 0a 09 d0 0f b7 e8 e8 d1 80 be ff 48 8b 43 08 48 85 c0 48 0f 44 c3 <4c> 8b 60 50 e8 3d ca be ff 45 89 f1 45 89 e8 89 e9 41 57 48 8b 54
RSP: 0018:ffffcf378b197d08 EFLAGS: 00010286
RAX: dead000000000100 RBX: fffff1dec9eb2640 RCX: 0000000000000000
RDX: ffff8cd0acde2a80 RSI: ffffffffc05ad89a RDI: fffff1dec9eb2640
RBP: 000000000000a1ff R08: 0000000000000000 R09: 0000000000000004
R10: ffff8cd13727f000 R11: fffff1decddc9e00 R12: fffff1dec9eb2640
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000004
FS:  0000000000000000(0000) GS:ffff8cd45c370000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000560513896340 CR3: 000000012404c002 CR4: 00000000003726f0
Call Trace:
 <TASK>
 kernfs_create_link+0x35/0xb0
 sysfs_do_create_link_sd+0x62/0xd0
 typec_partner_link_device+0x1f/0x80 [typec]
 typec_register_partner+0x1a5/0x1e0 [typec]
 ? __queue_work+0x116/0x400
 ucsi_register_partner.isra.0+0x109/0x1a0 [typec_ucsi]
 ucsi_handle_connector_change+0x1de/0x2f0 [typec_ucsi]
 process_one_work+0x18f/0x350
 worker_thread+0x25a/0x3a0
 ? __pfx_worker_thread+0x10/0x10
 kthread+0xf9/0x240
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0x31/0x50
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in: hid_sensor_hub cdc_mbim cdc_wdm cdc_ncm cdc_ether usbnet r8152 mii snd_usb_audio snd_usbmidi_lib snd_ump snd_rawmidi typec_displayport binfmt_misc uinput rfcomm snd_seq_dummy snd_hrtimer xt_conntrack xt_MASQUERADE bridge stp llc xt_set ip_set xt_addrtype nft_compat overlay 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 nf_tables snd_sof_pci_intel_skl 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 soundwire_cadence snd_sof_pci qrtr snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi crc8 soundwire_bus snd_soc_sdca snd_soc_avs intel_uncore_frequency bnep intel_uncore_frequency_common snd_soc_hda_codec intel_pmc_core_pltdrv
 snd_hda_codec_hdmi snd_hda_ext_core intel_pmc_core pmt_telemetry snd_soc_core pmt_class intel_vsec snd_hda_codec_realtek intel_tcc_cooling snd_compress snd_hda_codec_generic x86_pkg_temp_thermal ac97_bus iwlmvm snd_hda_scodec_component intel_powerclamp snd_pcm_dmaengine coretemp snd_hda_intel processor_thermal_device_pci_legacy kvm_intel snd_intel_dspcfg processor_thermal_device uvcvideo snd_intel_sdw_acpi mac80211 processor_thermal_wt_hint elan_i2c snd_hda_codec uvc btusb processor_thermal_rfim snd_hda_core kvm snd_ctl_led videobuf2_vmalloc btrtl libarc4 processor_thermal_rapl vfat snd_hwdep videobuf2_memops btintel intel_rapl_msr irqbypass intel_rapl_common fat snd_seq videobuf2_v4l2 squashfs iwlwifi btbcm iTCO_wdt rapl thinkpad_acpi processor_thermal_wt_req snd_seq_device videobuf2_common btmtk intel_pmc_bxt ee1004 intel_cstate sparse_keymap think_lmi processor_thermal_power_floor mei_hdcp mei_pxp cfg80211 snd_pcm videodev iTCO_vendor_support bluetooth i2c_i801 intel_uncore platform_profile
 firmware_attributes_class processor_thermal_mbox wmi_bmof intel_wmi_thunderbolt snd_timer mei_me mc mei pcspkr i2c_smbus idma64 intel_pch_thermal intel_xhci_usb_role_switch intel_soc_dts_iosf rfkill snd int3403_thermal soundcore int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad joydev loop zram lz4hc_compress lz4_compress i915 polyval_clmulni i2c_algo_bit polyval_generic drm_buddy ghash_clmulni_intel ttm sha512_ssse3 ucsi_acpi nvme sha256_ssse3 nvme_core uas video drm_display_helper typec_ucsi e1000e sha1_ssse3 usb_storage nvme_keyring typec cec nvme_auth wmi serio_raw sunrpc iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi i2c_dev fuse nfnetlink

Oops: general protection fault, probably for non-canonical address 0xd4f8cd23f20ac401: 0000 [#1] SMP PTI
CPU: 6 UID: 0 PID: 247188 Comm: kworker/u32:38 Not tainted 6.15.9-201.fc42.x86_64 #1 PREEMPT(lazy) 
Hardware name: LENOVO 20LH000VUS/20LH000VUS, BIOS R0SET51W (1.35 ) 02/09/2022
Workqueue: USBC000:00-con1 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: 0018:ffffce9bd9dabd70 EFLAGS: 00010286
RAX: 0000000000000000 RBX: d4f8cd23f20ac401 RCX: 0000000002000002
RDX: ffff8a084796d500 RSI: 0000000000000000 RDI: d4f8cd23f20ac401
RBP: 0000000000000000 R08: ffff8a07c6178fc8 R09: 0000000002000002
R10: ffff8a07c6178fc8 R11: fffff748c4185e00 R12: 0000000000000000
R13: d4f8cd23f20ac401 R14: 0000000000000000 R15: ffff8a06d48c2240
FS:  0000000000000000(0000) GS:ffff8a095b570000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7fd11d2584 CR3: 000000001d82e004 CR4: 00000000003726f0
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
 ret_from_fork+0x31/0x50
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in: snd_usb_audio snd_usbmidi_lib snd_ump snd_rawmidi hid_logitech_hidpp hid_logitech_dj vhost_net vhost vhost_iotlb tap tun nft_masq nft_reject_ipv4 act_csum cls_u32 sch_htb nf_nat_tftp nf_conntrack_tftp bridge stp llc pktcdvd binfmt_misc overlay isofs 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 nf_tables qrtr bnep snd_sof_pci_intel_skl 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 soundwire_cadence snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi intel_uncore_frequency crc8 intel_uncore_frequency_common soundwire_bus iwlmvm snd_soc_sdca snd_soc_avs intel_tcc_cooling
 x86_pkg_temp_thermal intel_powerclamp hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_rotation hid_sensor_accel_3d hid_sensor_als snd_soc_hda_codec hid_sensor_trigger coretemp snd_hda_ext_core hid_sensor_iio_common vfat snd_soc_core kvm_intel industrialio_triggered_buffer snd_hda_codec_hdmi fat kfifo_buf snd_hda_codec_conexant snd_compress mac80211 ac97_bus industrialio snd_hda_codec_generic uvcvideo snd_pcm_dmaengine uvc mei_hdcp iTCO_wdt libarc4 videobuf2_vmalloc kvm intel_pmc_bxt mei_pxp iTCO_vendor_support videobuf2_memops snd_hda_intel videobuf2_v4l2 snd_intel_dspcfg snd_intel_sdw_acpi hid_sensor_hub intel_rapl_msr snd_hda_codec btusb videobuf2_common irqbypass iwlwifi btrtl rapl intel_cstate snd_hda_core videodev btintel btbcm snd_ctl_led snd_hwdep think_lmi snd_seq btmtk intel_uncore pcspkr firmware_attributes_class mc wmi_bmof snd_seq_device cfg80211 bluetooth snd_pcm intel_wmi_thunderbolt i2c_i801 processor_thermal_device_pci_legacy mei_me thinkpad_acpi i2c_smbus snd_timer
 processor_thermal_device processor_thermal_wt_hint processor_thermal_rfim sparse_keymap processor_thermal_rapl mei platform_profile intel_rapl_common processor_thermal_wt_req processor_thermal_power_floor intel_ishtp_hid intel_pch_thermal processor_thermal_mbox rfkill intel_xhci_usb_role_switch intel_soc_dts_iosf snd int3403_thermal intel_pmc_core soundcore int340x_thermal_zone pmt_telemetry pmt_class int3400_thermal acpi_pad acpi_thermal_rel intel_vsec joydev loop zram lz4hc_compress lz4_compress i915 uas usb_storage i2c_algo_bit rtsx_pci_sdmmc drm_buddy mmc_core polyval_clmulni ttm nvme polyval_generic ghash_clmulni_intel nvme_core drm_display_helper e1000e ucsi_acpi sha512_ssse3 intel_ish_ipc typec_ucsi rtsx_pci nvme_keyring sha256_ssse3 nvme_auth sha1_ssse3 intel_ishtp cec typec video wmi serio_raw wacom sunrpc iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi i2c_dev fuse nfnetlink

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 NOPTI
CPU: 3 UID: 0 PID: 50308 Comm: kworker/3:2 Tainted: G           O       6.14.9-300.fc42.x86_64 #1
Tainted: [O]=OOT_MODULE
Hardware name: LENOVO 20KF001GMX/20KF001GMX, BIOS N20ET57W (1.42 ) 04/16/2021
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:ffffd1a0dfecbd80 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000081000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff8989825e9a70 R09: 00000000810000c0
R10: ffff8989825e9a70 R11: fffffc6e44097a40 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: ffff898982191030
FS:  0000000000000000(0000) GS:ffff898cf2580000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000003e482c003 CR4: 00000000003706f0
Call Trace:
 <TASK>
 kernfs_name_hash+0x12/0xa0
 kernfs_find_ns+0x3c/0xd0
 kernfs_remove_by_name_ns+0x50/0xc0
 typec_unregister_partner+0x5a/0x100 [typec]
 ucsi_unregister_partner+0x103/0x140 [typec_ucsi]
 ucsi_handle_connector_change+0x29e/0x2f0 [typec_ucsi]
 process_one_work+0x17b/0x340
 worker_thread+0x255/0x390
 ? __pfx_worker_thread+0x10/0x10
 kthread+0xec/0x230
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0x31/0x50
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in: snd_usb_audio snd_usbmidi_lib snd_ump snd_rawmidi wireguard curve25519_x86_64 libcurve25519_generic ip6_udp_tunnel udp_tunnel uinput snd_seq_dummy rfcomm snd_hrtimer xt_MASQUERADE xt_mark nft_compat nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet tun 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 qrtr uhid bnep netatop(O) sunrpc binfmt_misc xfs vfat fat snd_sof_pci_intel_skl snd_sof_intel_hda_generic soundwire_intel soundwire_cadence snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda_mlink snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi soundwire_bus snd_soc_sdca snd_soc_avs snd_soc_hda_codec snd_hda_codec_hdmi snd_hda_ext_core snd_soc_core snd_hda_codec_realtek snd_compress intel_uncore_frequency snd_hda_codec_generic
 ac97_bus intel_uncore_frequency_common snd_hda_scodec_component snd_pcm_dmaengine snd_hda_intel intel_tcc_cooling snd_intel_dspcfg x86_pkg_temp_thermal snd_intel_sdw_acpi intel_powerclamp processor_thermal_device_pci_legacy snd_hda_codec coretemp processor_thermal_device rmi_smbus iwlmvm kvm_intel snd_hda_core btusb processor_thermal_wt_hint rmi_core processor_thermal_rfim mac80211 snd_hwdep btrtl kvm cdc_mbim uvcvideo snd_ctl_led intel_rapl_msr processor_thermal_rapl snd_seq iTCO_wdt btintel cdc_wdm libarc4 uvc irqbypass intel_rapl_common snd_seq_device intel_pmc_bxt btbcm thinkpad_acpi cdc_ncm videobuf2_vmalloc rapl processor_thermal_wt_req snd_pcm iwlwifi mei_pxp mei_hdcp iTCO_vendor_support btmtk sparse_keymap cdc_ether videobuf2_memops intel_cstate intel_pmc_core think_lmi processor_thermal_power_floor snd_timer platform_profile cfg80211 i2c_i801 mei_me bluetooth usbnet videobuf2_v4l2 pmt_telemetry intel_uncore pcspkr intel_wmi_thunderbolt firmware_attributes_class wmi_bmof e1000e
 processor_thermal_mbox snd i2c_smbus mei intel_pch_thermal int3403_thermal cdc_acm mii videobuf2_common rfkill pmt_class intel_xhci_usb_role_switch intel_soc_dts_iosf soundcore int340x_thermal_zone int3400_thermal intel_vsec acpi_pad acpi_thermal_rel joydev videodev mc loop nfnetlink zram lz4hc_compress lz4_compress i915 typec_displayport polyval_clmulni polyval_generic i2c_algo_bit ghash_clmulni_intel drm_buddy sha512_ssse3 nvme ttm ucsi_acpi sha256_ssse3 uas nvme_core typec_ucsi drm_display_helper video sha1_ssse3 usb_storage nvme_auth typec cec wmi serio_raw fuse i2c_dev
CR2: 0000000000000000

BUG: unable to handle page fault for address: 0000000027737365
#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: 10 UID: 0 PID: 142 Comm: kworker/10:1 Not tainted 6.16.3-200.fc42.x86_64 #1 PREEMPT(lazy) 
Hardware name: LENOVO 21CBCTO1WW/21CBCTO1WW, BIOS N3AET86W (1.51 ) 06/03/2025
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:ffffd12c00ae7d78 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000027737365 RCX: 00000000820001fb
RDX: ffff88a0053caa00 RSI: 0000000000000000 RDI: 0000000027737365
RBP: 0000000000000000 R08: ffff88a00141ba68 R09: 00000000820001fb
R10: ffff88a00141ba68 R11: fffff363840506c0 R12: 0000000000000000
R13: 0000000027737365 R14: 0000000000000000 R15: ffff88a010db54f8
FS:  0000000000000000(0000) GS:ffff88a7b055f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000027737365 CR3: 00000001f892f005 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+0xad/0x100 [typec]
 ucsi_unregister_partner+0x103/0x140 [typec_ucsi]
 ucsi_handle_connector_change+0x2a6/0x2f0 [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+0x14f/0x180
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in: xt_conntrack xt_MASQUERADE bridge stp llc xt_set ip_set xt_addrtype nft_compat lp parport overlay uhid nf_conntrack_netbios_ns snd_soc_skl_hda_dsp nf_conntrack_broadcast snd_soc_intel_sof_board_helpers nft_fib_inet snd_soc_intel_hda_dsp_common snd_sof_probes nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct snd_hda_codec_realtek snd_hda_codec_generic snd_hda_scodec_component nft_chain_nat snd_soc_dmic nf_nat snd_sof_pci_intel_tgl snd_sof_pci_intel_cnl nf_conntrack snd_sof_intel_hda_generic nf_defrag_ipv6 soundwire_intel nf_defrag_ipv4 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 soundwire_cadence snd_sof_pci snd_sof_xtensa_dsp nf_tables snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi crc8 soundwire_bus snd_soc_sdca snd_soc_avs snd_soc_hda_codec snd_hda_ext_core snd_soc_core snd_compress
 ac97_bus qrtr intel_uncore_frequency snd_pcm_dmaengine intel_uncore_frequency_common intel_tcc_cooling snd_hda_intel x86_pkg_temp_thermal snd_intel_dspcfg intel_powerclamp bnep processor_thermal_device_pci iwlmvm snd_intel_sdw_acpi coretemp processor_thermal_device snd_hda_codec processor_thermal_wt_hint uvcvideo kvm_intel snd_hda_core mac80211 platform_temperature_control uvc btusb processor_thermal_rfim snd_hwdep kvm videobuf2_vmalloc btrtl binfmt_misc intel_rapl_msr processor_thermal_rapl libarc4 iTCO_wdt snd_seq videobuf2_memops btintel snd_ctl_led irqbypass vfat intel_rapl_common spi_nor intel_pmc_bxt snd_seq_device videobuf2_v4l2 btbcm rapl fat iwlwifi processor_thermal_wt_req mei_wdt mtd iTCO_vendor_support thinkpad_acpi snd_pcm think_lmi videobuf2_common btmtk intel_cstate processor_thermal_power_floor intel_pmc_core mei_hdcp mei_pxp videodev mei_me cfg80211 spi_intel_pci bluetooth pmt_telemetry platform_profile intel_uncore snd_timer pcspkr processor_thermal_mbox int3403_thermal
 firmware_attributes_class int3400_thermal i2c_i801 wmi_bmof mc mei spi_intel pmt_class idma64 rfkill igen6_edac snd mei_vsc_hw intel_hid soc_button_array int340x_thermal_zone acpi_tad acpi_thermal_rel intel_pmc_ssram_telemetry i2c_smbus acpi_pad soundcore sparse_keymap joydev loop zram lz4hc_compress lz4_compress dm_crypt xe drm_ttm_helper drm_suballoc_helper gpu_sched drm_gpuvm drm_exec drm_gpusvm ucsi_acpi typec_ucsi typec i915 i2c_algo_bit nvme drm_buddy polyval_clmulni hid_multitouch nvme_core ttm ghash_clmulni_intel sha512_ssse3 drm_display_helper nvme_keyring intel_oc_wdt i2c_hid_acpi video sha1_ssse3 nvme_auth intel_vsec thunderbolt cec i2c_hid wmi pinctrl_tigerlake serio_raw sunrpc iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi i2c_dev fuse nfnetlink
CR2: 0000000027737365

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: 4 UID: 0 PID: 361229 Comm: kworker/4:0 Tainted: G        W          6.14.11-200.fc41.x86_64 #1
Tainted: [W]=WARN
Hardware name: LENOVO 20L50011US/20L50011US, BIOS N24ET79W (1.54 ) 03/17/2025
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:ffffd20616dbbd80 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000081000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff8f4d39aaacf0 R09: 0000000081000059
R10: 0000000081000059 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8f5031600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000002c082c002 CR4: 00000000003726f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kernfs_name_hash+0x12/0xb0
 kernfs_find_ns+0x37/0xc0
 kernfs_remove_by_name_ns+0x4a/0xc0
 typec_unregister_partner+0x5d/0x110 [typec]
 ucsi_unregister_partner+0x103/0x140 [typec_ucsi]
 ucsi_handle_connector_change+0x29d/0x2f0 [typec_ucsi]
 process_one_work+0x176/0x330
 worker_thread+0x251/0x390
 ? __pfx_worker_thread+0x10/0x10
 kthread+0xec/0x230
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0x31/0x50
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in: exfat uinput rfcomm snd_seq_dummy snd_hrtimer r8153_ecm cdc_ether usbnet 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 snd_usb_audio snd_usbmidi_lib r8152 snd_ump snd_rawmidi mii bnep qrtr uvcvideo btusb uvc btrtl btintel videobuf2_vmalloc btbcm videobuf2_memops btmtk sunrpc videobuf2_v4l2 bluetooth videobuf2_common videodev mc rmi_smbus rmi_core snd_sof_pci_intel_skl snd_sof_intel_hda_generic soundwire_intel soundwire_cadence snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda_mlink snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi soundwire_bus snd_soc_sdca snd_soc_avs intel_uncore_frequency intel_uncore_frequency_common intel_pmc_core_pltdrv intel_pmc_core pmt_telemetry
 snd_soc_hda_codec pmt_class intel_vsec intel_tcc_cooling snd_hda_ext_core x86_pkg_temp_thermal snd_hda_codec_hdmi binfmt_misc intel_powerclamp snd_soc_core iwlmvm coretemp snd_hda_codec_realtek kvm_intel snd_hda_codec_generic snd_compress ac97_bus iTCO_wdt snd_hda_scodec_component snd_pcm_dmaengine intel_pmc_bxt vfat mac80211 fat mei_hdcp mei_pxp mei_wdt intel_rapl_msr ee1004 iTCO_vendor_support snd_hda_intel kvm libarc4 snd_intel_dspcfg irqbypass snd_intel_sdw_acpi snd_hda_codec iwlwifi rapl processor_thermal_device_pci_legacy intel_cstate snd_hda_core processor_thermal_device processor_thermal_wt_hint snd_hwdep snd_ctl_led processor_thermal_rfim think_lmi snd_seq intel_uncore typec_displayport pcspkr snd_seq_device firmware_attributes_class wmi_bmof intel_wmi_thunderbolt cfg80211 snd_pcm thinkpad_acpi i2c_i801 processor_thermal_rapl e1000e snd_timer i2c_smbus mei_me intel_rapl_common sparse_keymap processor_thermal_wt_req platform_profile processor_thermal_power_floor mei processor_thermal_mbox idma64
 rfkill intel_xhci_usb_role_switch intel_pch_thermal intel_soc_dts_iosf snd int3403_thermal soundcore int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad joydev loop nfnetlink zram lz4hc_compress lz4_compress i915 nvme uas polyval_clmulni polyval_generic i2c_algo_bit ghash_clmulni_intel drm_buddy sha512_ssse3 ttm usb_storage ucsi_acpi nvme_core sha256_ssse3 drm_display_helper video sha1_ssse3 typec_ucsi typec cec nvme_auth wmi serio_raw fuse
CR2: 0000000000000000