Backtrace

BUG: kernel NULL pointer dereference, address: 000000000000004c
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] PREEMPT SMP NOPTI
CPU: 13 PID: 202 Comm: kworker/13:2 Not tainted 6.8.7-200.fc39.x86_64 #1
Hardware name: Dell Inc. XPS 14 9440/0G4MCV, BIOS 1.3.0 03/11/2024
Workqueue: events_long cs42l43_boot_work [cs42l43]
RIP: 0010:regulator_lock_recursive+0x20/0x220
Code: 90 90 90 90 90 90 90 90 90 90 0f 1f 44 00 00 41 57 41 56 41 55 41 54 55 53 65 48 8b 04 25 40 3f 03 00 48 83 ec 10 48 89 04 24 <8b> 47 4c 48 89 74 24 08 85 c0 0f 8e 11 01 00 00 49 89 fd 48 89 d5
RSP: 0018:ffffa57080947d50 EFLAGS: 00010286
RAX: ffff8f9f01a40000 RBX: ffff8f9f11424f00 RCX: ffffa57080947de0
RDX: ffffa57080947da0 RSI: ffffa57080947d98 RDI: 0000000000000000
RBP: ffffa57080947de0 R08: 0000000000000000 R09: ffffa57080947be8
R10: ffffa57080947be0 R11: 0000000000000003 R12: 0000000000000000
R13: ffff8f9f01a40000 R14: ffff8f9f00164c05 R15: ffff8f9f06f56160
FS:  0000000000000000(0000) GS:ffff8fae51540000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000000004c CR3: 0000000ef2422001 CR4: 0000000000f70ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff07f0 DR7: 0000000000000400
PKRU: 55555554
Call Trace:
 <TASK>
 ? __die+0x23/0x70
thunderbolt 0000:00:0d.3: 0: timeout reading config space 2 from 0x8f
 ? page_fault_oops+0x171/0x4e0
 ? exc_page_fault+0x7f/0x180
 ? asm_exc_page_fault+0x26/0x30
 ? regulator_lock_recursive+0x20/0x220
 regulator_lock_dependent+0xdc/0x170
 regulator_disable+0x4b/0x90
 cs42l43_power_down+0x13/0xa0 [cs42l43]
 cs42l43_boot_work+0x6a/0x3c0 [cs42l43]
 process_one_work+0x171/0x340
 worker_thread+0x27b/0x3a0
 ? __pfx_worker_thread+0x10/0x10
 kthread+0xe5/0x120
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0x31/0x50
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1b/0x30
 </TASK>
Modules linked in: sunrpc binfmt_misc vfat fat snd_soc_cs35l56_sdw snd_soc_cs35l56 snd_soc_wm_adsp snd_soc_rt711_sdca snd_soc_cs35l56_shared snd_hda_codec_hdmi cs_dsp cs42l43_sdw regmap_sdw_mbq cs42l43 regmap_sdw snd_soc_dmic snd_sof_pci_intel_mtl snd_sof_intel_hda_common soundwire_intel snd_sof_intel_hda_mlink soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof iwlmvm snd_sof_utils snd_soc_hdac_hda snd_hda_ext_core snd_soc_acpi_intel_match snd_soc_acpi soundwire_generic_allocation soundwire_bus snd_soc_core mac80211 snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi coretemp(+) snd_hda_codec kvm_intel snd_hda_core snd_hwdep libarc4 snd_seq dell_laptop btusb kvm snd_seq_device iwlwifi btrtl snd_pcm irqbypass processor_thermal_device_pci btintel hid_sensor_als processor_thermal_device dell_wmi iTCO_wdt hid_sensor_trigger processor_thermal_wt_hint spi_nor btbcm processor_thermal_rfim rapl intel_pmc_bxt hid_sensor_iio_common processor_thermal_rapl
 btmtk industrialio_triggered_buffer dell_smbios intel_cstate intel_rapl_msr gpio_ljca mei_gsc_proxy spi_ljca i2c_ljca mtd iTCO_vendor_support pcspkr snd_timer dell_wmi_sysman dcdbas intel_uncore intel_rapl_common kfifo_buf firmware_attributes_class dell_wmi_ddv dell_smm_hwmon ledtrig_audio cfg80211 bluetooth dell_wmi_descriptor wmi_bmof usb_ljca industrialio snd thunderbolt(+) mei_me processor_thermal_wt_req i2c_i801 spi_intel_pci processor_thermal_power_floor soundcore mei spi_intel i2c_smbus idma64 processor_thermal_mbox igen6_edac intel_skl_int3472_tps68470 intel_pmc_core int3403_thermal rfkill tps68470_regulator clk_tps68470 int340x_thermal_zone intel_vsec pmt_telemetry int3400_thermal intel_hid pmt_class intel_skl_int3472_discrete acpi_pad acpi_thermal_rel sparse_keymap acpi_tad joydev loop zram dm_crypt xe drm_suballoc_helper hid_sensor_hub intel_ishtp_hid uas usb_storage i915 nouveau rtsx_pci_sdmmc mxm_wmi drm_ttm_helper nvme mmc_core crct10dif_pclmul gpu_sched crc32_pclmul nvme_core crc32c_intel
 drm_gpuvm polyval_clmulni polyval_generic drm_exec drm_buddy i2c_algo_bit ttm nvme_auth intel_ish_ipc ucsi_acpi ghash_clmulni_intel hid_multitouch drm_display_helper sha512_ssse3 video intel_vpu sha256_ssse3 typec_ucsi sha1_ssse3 rtsx_pci intel_ishtp cec vmd typec i2c_hid_acpi i2c_hid wmi pinctrl_meteorlake serio_raw ip6_tables ip_tables fuse
CR2: 000000000000004c