Backtrace

WARNING: CPU: 17 PID: 38746 at drivers/gpu/drm/i915/display/intel_dp_link_training.c:325 intel_dp_phy_is_downstream_of_source+0x80/0x90 [i915]
Modules linked in: ib_core uinput rfcomm snd_seq_dummy snd_hrtimer sunrpc 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 qrtr bnep snd_hda_codec_hdmi binfmt_misc vfat fat snd_sof_pci_intel_tgl snd_sof_pci_intel_cnl 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 snd_soc_hdac_hda snd_soc_acpi_intel_match soundwire_generic_allocation snd_soc_acpi soundwire_bus snd_soc_avs snd_soc_hda_codec snd_hda_ext_core iwlmvm snd_soc_core snd_hda_codec_realtek snd_hda_codec_generic snd_compress ac97_bus snd_hda_scodec_component snd_pcm_dmaengine mac80211 snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi intel_uncore_frequency snd_hda_codec intel_uncore_frequency_common hid_sensor_accel_3d
 x86_pkg_temp_thermal hid_sensor_als intel_powerclamp hid_sensor_trigger snd_hda_core hid_sensor_iio_common coretemp industrialio_triggered_buffer kfifo_buf snd_hwdep industrialio dell_pc libarc4 snd_ctl_led platform_profile snd_seq kvm_intel uvcvideo processor_thermal_device_pci snd_seq_device processor_thermal_device uvc snd_pcm mei_hdcp mei_pxp spi_nor videobuf2_vmalloc iTCO_wdt processor_thermal_wt_hint dell_rbtn btusb kvm btrtl videobuf2_memops spd5118 iwlwifi intel_pmc_bxt mtd btintel processor_thermal_rfim iTCO_vendor_support hid_sensor_hub snd_timer mei_me videobuf2_v4l2 dell_laptop processor_thermal_rapl btbcm rapl intel_rapl_msr dell_wmi videobuf2_common btmtk dell_smbios intel_cstate cfg80211 bluetooth intel_uncore videodev intel_rapl_common dcdbas snd dell_wmi_sysman i2c_i801 processor_thermal_wt_req dell_smm_hwmon dell_wmi_ddv e1000e mc firmware_attributes_class spi_intel_pci dell_wmi_descriptor thunderbolt mei wmi_bmof processor_thermal_power_floor pcspkr i2c_smbus soundcore idma64
 intel_ishtp_hid spi_intel igen6_edac rfkill processor_thermal_mbox int3403_thermal joydev int340x_thermal_zone intel_pmc_core intel_vsec pmt_telemetry intel_hid int3400_thermal pmt_class acpi_thermal_rel dptf_pch_fivr acpi_tad sparse_keymap acpi_pad loop nfnetlink zram xe drm_suballoc_helper i915 nouveau mxm_wmi drm_ttm_helper gpu_sched drm_gpuvm drm_exec crct10dif_pclmul crc32_pclmul drm_buddy crc32c_intel i2c_algo_bit polyval_clmulni nvme ttm polyval_generic nvme_core drm_display_helper ghash_clmulni_intel intel_ish_ipc sha512_ssse3 hid_multitouch ucsi_acpi typec_ucsi sha256_ssse3 sha1_ssse3 intel_ishtp cec typec nvme_auth video i2c_hid_acpi i2c_hid wmi pinctrl_tigerlake serio_raw ip6_tables ip_tables fuse i2c_dev
CPU: 17 UID: 0 PID: 38746 Comm: kworker/17:2 Not tainted 6.11.6-300.fc41.x86_64 #1
Hardware name: Dell Inc. Precision 3480/0PPNXG, BIOS 1.16.0 07/08/2024
Workqueue: i915-unordered intel_encoder_link_check_work_fn [i915]
RIP: 0010:intel_dp_phy_is_downstream_of_source+0x80/0x90 [i915]
Code: 4c 8b 67 50 4d 85 e4 75 03 4c 8b 27 e8 c9 6a 06 c3 48 c7 c1 78 a7 d2 c0 4c 89 e2 48 c7 c7 aa 69 d4 c0 48 89 c6 e8 e0 d3 5b c2 <0f> 0b eb aa 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90
RSP: 0018:ffffa1ad23633b88 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000027
RDX: ffff916eef6a1908 RSI: 0000000000000001 RDI: ffff916eef6a1900
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000004
R10: ffffffffffffffff R11: 0000000000000000 R12: ffff91678320aa50
R13: ffff9167a14f4101 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff916eef680000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5225790000 CR3: 000000085a42a000 CR4: 0000000000f50ef0
PKRU: 55555554
Call Trace:
 <TASK>
 ? intel_dp_phy_is_downstream_of_source+0x80/0x90 [i915]
 ? __warn.cold+0x8e/0xe8
 ? intel_dp_phy_is_downstream_of_source+0x80/0x90 [i915]
 ? report_bug+0xff/0x140
 ? console_unlock+0x84/0x130
 ? handle_bug+0x3c/0x80
 ? exc_invalid_op+0x17/0x70
 ? asm_exc_invalid_op+0x1a/0x20
 ? intel_dp_phy_is_downstream_of_source+0x80/0x90 [i915]
 ? intel_dp_phy_is_downstream_of_source+0x80/0x90 [i915]
 intel_dp_set_signal_levels+0x1ed/0x2b0 [i915]
 intel_dp_reset_link_train+0x25/0x40 [i915]
 intel_dp_link_train_phy+0x8f/0xec0 [i915]
 intel_dp_start_link_train+0x33c/0x1730 [i915]
 ? trace_intel_cpu_fifo_underrun+0x40/0x60 [i915]
 intel_dp_link_check+0x2fb/0x4e0 [i915]
 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>