Here's the full trace, #7 cuts off the start of the BUG: [ 2.390194] kernel: i915 0000:00:02.0: vgaarb: deactivate vga console [ 2.390270] kernel: BUG: kernel NULL pointer dereference, address: 000000000000002e [ 2.390272] kernel: #PF: supervisor write access in kernel mode [ 2.390273] kernel: #PF: error_code(0x0002) - not-present page [ 2.390273] kernel: PGD 0 P4D 0 [ 2.390275] kernel: Oops: 0002 [#1] PREEMPT SMP NOPTI [ 2.390277] kernel: CPU: 10 PID: 516 Comm: systemd-udevd Not tainted 5.19.0-18-generic #18-Ubuntu [ 2.390278] kernel: Hardware name: Dell Inc. OptiPlex 7000/0R8DWV, BIOS 1.3.62 06/13/2022 [ 2.390279] kernel: RIP: 0010:tgl_get_bw_info.isra.0+0x473/0x6c0 [i915] [ 2.390352] kernel: Code: fa 0b 0f 86 e7 00 00 00 41 39 c2 0f 8e 77 fc ff ff e9 3a 5c 0f 00 49 8d b5 e4 21 00 00 0f b7 85 30 ff ff ff 8b 8d 4c ff ff ff 46 2e 00 66 41 89 85 e0 21 00 00 85 c9 0f 85 f2 fd ff ff e9 08 [ 2.390354] kernel: RSP: 0000:ffffae11c088f770 EFLAGS: 00010206 [ 2.390355] kernel: RAX: 0000000000000301 RBX: 0000000000000003 RCX: 0000000000000001 [ 2.390356] kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 2.390356] kernel: RBP: ffffae11c088f860 R08: 0000000000000000 R09: 0000000000000000 [ 2.390357] kernel: R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100 [ 2.390358] kernel: R13: ffffa0aa063b00f0 R14: 0000000000000005 R15: ffffa0aa063b0000 [ 2.390359] kernel: FS: 00007f42f4c368c0(0000) GS:ffffa0b16f880000(0000) knlGS:0000000000000000 [ 2.390359] kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.390360] kernel: CR2: 000000000000002e CR3: 00000001042a4005 CR4: 0000000000770ee0 [ 2.390361] kernel: PKRU: 55555554 [ 2.390362] kernel: Call Trace: [ 2.390363] kernel: [ 2.390364] kernel: ? __intel_wait_for_register_fw+0xf5/0x200 [i915] [ 2.390412] kernel: intel_bw_init_hw+0xe5/0x140 [i915] [ 2.390461] kernel: i915_driver_hw_probe+0x2cc/0x370 [i915] [ 2.390502] kernel: i915_driver_probe+0x19b/0x490 [i915] [ 2.390538] kernel: ? drm_privacy_screen_get+0x16d/0x190 [drm] [ 2.390558] kernel: ? acpi_dev_found+0x64/0x80 [ 2.390562] kernel: i915_pci_probe+0x56/0x150 [i915] [ 2.390599] kernel: local_pci_probe+0x44/0x90 [ 2.390602] kernel: pci_call_probe+0x55/0x190 [ 2.390603] kernel: pci_device_probe+0x84/0x120 [ 2.390605] kernel: really_probe+0x1dc/0x3b0 [ 2.390607] kernel: __driver_probe_device+0x12c/0x1b0 [ 2.390608] kernel: driver_probe_device+0x24/0xd0 [ 2.390609] kernel: __driver_attach+0xe0/0x210 [ 2.390611] kernel: ? __device_attach_driver+0x130/0x130 [ 2.390612] kernel: bus_for_each_dev+0x8d/0xe0 [ 2.390614] kernel: driver_attach+0x1e/0x30 [ 2.390615] kernel: bus_add_driver+0x187/0x230 [ 2.390616] kernel: driver_register+0x8f/0x100 [ 2.390617] kernel: __pci_register_driver+0x62/0x70 [ 2.390618] kernel: i915_pci_register_driver+0x23/0x30 [i915] [ 2.390651] kernel: i915_init+0x3b/0xf2 [i915] [ 2.390695] kernel: ? 0xffffffffc27bb000 [ 2.390697] kernel: do_one_initcall+0x5b/0x240 [ 2.390700] kernel: do_init_module+0x50/0x210 [ 2.390702] kernel: load_module+0xb7d/0xcd0 [ 2.390703] kernel: __do_sys_finit_module+0xc4/0x140 [ 2.390704] kernel: ? __do_sys_finit_module+0xc4/0x140 [ 2.390706] kernel: __x64_sys_finit_module+0x18/0x30 [ 2.390707] kernel: do_syscall_64+0x58/0x90 [ 2.390710] kernel: ? exit_to_user_mode_prepare+0x30/0xb0 [ 2.390712] kernel: ? syscall_exit_to_user_mode+0x26/0x50 [ 2.390714] kernel: ? __x64_sys_newfstatat+0x1c/0x30 [ 2.390715] kernel: ? do_syscall_64+0x67/0x90 [ 2.390717] kernel: ? exit_to_user_mode_prepare+0x9b/0xb0 [ 2.390718] kernel: ? syscall_exit_to_user_mode+0x26/0x50 [ 2.390720] kernel: ? __x64_sys_read+0x19/0x30 [ 2.390721] kernel: ? do_syscall_64+0x67/0x90 [ 2.390723] kernel: ? do_syscall_64+0x67/0x90 [ 2.390724] kernel: ? sysvec_call_function+0x4b/0xd0 [ 2.390725] kernel: entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 2.390727] kernel: RIP: 0033:0x7f42f4b16a1d [ 2.390728] kernel: Code: 5d c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d b3 f3 0d 00 f7 d8 64 89 01 48 [ 2.390729] kernel: RSP: 002b:00007ffc506fbdc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 2.390730] kernel: RAX: ffffffffffffffda RBX: 000055622782d830 RCX: 00007f42f4b16a1d [ 2.390731] kernel: RDX: 0000000000000000 RSI: 00007f42f4e43458 RDI: 0000000000000018 [ 2.390732] kernel: RBP: 00007f42f4e43458 R08: 0000000000000000 R09: 00007ffc506fbef0 [ 2.390733] kernel: R10: 0000000000000018 R11: 0000000000000246 R12: 0000000000020000 [ 2.390733] kernel: R13: 00005562277ae470 R14: 0000000000000000 R15: 000055622775f110 [ 2.390734] kernel: [ 2.390735] kernel: Modules linked in: i915(+) snd_hwdep fjes(-) kvm snd_pcm joydev drm_buddy snd_seq_midi hid_generic crct10dif_pclmul ttm snd_seq_midi_event usbhid ghash_clmulni_intel drm_display_helper snd_rawmidi cec dell_wmi hid aesni_intel ledtrig_audio rc_core snd_seq processor_thermal_device_pci processor_thermal_device drm_kms_helper crypto_simd snd_seq_device processor_thermal_rfim cryptd snd_timer cmdlinepart dell_smbios processor_thermal_mbox i2c_algo_bit mei_pxp mei_hdcp rapl ucsi_acpi dell_wmi_sysman(+) spi_nor intel_rapl_msr dcdbas fb_sys_fops processor_thermal_rapl snd nls_iso8859_1 intel_cstate typec_ucsi mei_me dell_wmi_descriptor firmware_attributes_class wmi_bmof mtd syscopyarea intel_rapl_common intel_hid int3400_thermal soundcore typec mei sysfillrect int340x_thermal_zone sysimgblt acpi_thermal_rel mac_hid sparse_keymap acpi_pad acpi_tad msr parport_pc ppdev lp pstore_blk ramoops parport reed_solomon pstore_zone drm efi_pstore ip_tables x_tables autofs4 nvme ahci [ 2.390760] kernel: spi_intel_pci i2c_i801 xhci_pci crc32_pclmul e1000e nvme_core libahci spi_intel i2c_smbus xhci_pci_renesas wmi video pinctrl_alderlake [ 2.390766] kernel: CR2: 000000000000002e [ 2.390767] kernel: ---[ end trace 0000000000000000 ]---