I conducted a few more tests to make sure there is no hardware problem: - I ran a memtest68 all night long --> PASS - I ran a filesystem check --> Fine - I ran a read/write badblocks scan of my SSD --> No errors After that I installed the nvidia 650 driver, rebooted and Xorg won't start as result of kernel crash during boot. After searching the log I found the following error: BUG: kernel NULL pointer dereference, address: 0000000000000170 Which I think maybe related to: https://forums.developer.nvidia.com/t/bug-report-kernel-null-pointer-dereference-on-nvidia-465-24-02-2-on-linux-5-11-15-when-starting-x11/175845 After the last line of the kernel log the system crashes. ------ Kernel crash log below ------- Jun 23 09:20:37 workstation kernel: [ 20.049300] BUG: kernel NULL pointer dereference, address: 0000000000000170 Jun 23 09:20:37 workstation kernel: [ 20.049303] #PF: supervisor read access in kernel mode Jun 23 09:20:37 workstation kernel: [ 20.049303] #PF: error_code(0x0000) - not-present page Jun 23 09:20:37 workstation kernel: [ 20.049304] PGD 0 P4D 0 Jun 23 09:20:37 workstation kernel: [ 20.049307] Oops: 0000 [#1] SMP NOPTI Jun 23 09:20:37 workstation kernel: [ 20.049308] CPU: 2 PID: 2016 Comm: Xorg Tainted: P IOE 5.10.36-051036-generic #202105111331 Jun 23 09:20:37 workstation kernel: [ 20.049309] Hardware name: Dell Inc. Precision 5820 Tower X-Series/0X75JG, BIOS 2.2.0 04/14/2020 Jun 23 09:20:37 workstation kernel: [ 20.049507] RIP: 0010:_nv015534rm+0x1b6/0x330 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.049508] Code: 8b 87 68 05 00 00 ba 01 00 00 00 be 02 00 00 00 e8 5f 9b 52 e4 41 83 c5 01 41 83 fd 1f 0f 84 0b 01 00 00 48 8b 45 10 44 89 ee <48> 8b b8 70 01 00 00 48 8b 87 d8 04 00 00 e8 37 9b 52 e4 89 c3 48 Jun 23 09:20:37 workstation kernel: [ 20.049510] RSP: 0018:ffff9ea901927938 EFLAGS: 00010293 Jun 23 09:20:37 workstation kernel: [ 20.049511] RAX: 0000000000000000 RBX: 0000000000001000 RCX: 0000000000000005 Jun 23 09:20:37 workstation kernel: [ 20.049511] RDX: 0000000000000004 RSI: 0000000000000005 RDI: 0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.049511] RBP: ffff915efc4b2dd0 R08: 0000000000000001 R09: ffff915efc4b2cb8 Jun 23 09:20:37 workstation kernel: [ 20.049512] R10: ffff915eaa2e8008 R11: 0000000010100000 R12: 0000000000001200 Jun 23 09:20:37 workstation kernel: [ 20.049512] R13: 0000000000000005 R14: ffff915e88614010 R15: 0000000000004000 Jun 23 09:20:37 workstation kernel: [ 20.049513] FS: 00007ff4bb911ec0(0000) GS:ffff916ddf880000(0000) knlGS:0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.049514] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jun 23 09:20:37 workstation kernel: [ 20.049514] CR2: 0000000000000170 CR3: 0000000104b28003 CR4: 00000000003706e0 Jun 23 09:20:37 workstation kernel: [ 20.049515] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.049515] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Jun 23 09:20:37 workstation kernel: [ 20.049516] Call Trace: Jun 23 09:20:37 workstation kernel: [ 20.049695] ? _nv015556rm+0x7fd/0x1020 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.049846] ? _nv027155rm+0x22c/0x4f0 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.049992] ? _nv017787rm+0x303/0x5e0 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.050146] ? _nv017788rm+0x30/0xa0 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.050291] ? _nv017789rm+0xe1/0x220 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.050458] ? _nv022829rm+0xed/0x220 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.050546] ? _nv023065rm+0x30/0x60 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.050649] ? _nv000704rm+0x16da/0x22b0 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.050753] ? rm_init_adapter+0xc5/0xe0 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.050825] ? nv_open_device+0x122/0x8e0 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.050897] ? nvidia_open+0x2ad/0x550 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.050971] ? nvidia_frontend_open+0x58/0xa0 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.050973] ? chrdev_open+0xf7/0x220 Jun 23 09:20:37 workstation kernel: [ 20.050975] ? cdev_device_add+0x90/0x90 Jun 23 09:20:37 workstation kernel: [ 20.050976] ? do_dentry_open+0x156/0x370 Jun 23 09:20:37 workstation kernel: [ 20.050977] ? vfs_open+0x2d/0x30 Jun 23 09:20:37 workstation kernel: [ 20.050978] ? do_open+0x1c3/0x340 Jun 23 09:20:37 workstation kernel: [ 20.050979] ? path_openat+0x10a/0x1d0 Jun 23 09:20:37 workstation kernel: [ 20.050980] ? do_filp_open+0x8c/0x130 Jun 23 09:20:37 workstation kernel: [ 20.050981] ? __check_object_size+0x1c/0x20 Jun 23 09:20:37 workstation kernel: [ 20.050982] ? do_sys_openat2+0x9b/0x150 Jun 23 09:20:37 workstation kernel: [ 20.050983] ? __x64_sys_openat+0x56/0x90 Jun 23 09:20:37 workstation kernel: [ 20.050986] ? do_syscall_64+0x38/0x90 Jun 23 09:20:37 workstation kernel: [ 20.050988] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 Jun 23 09:20:37 workstation kernel: [ 20.050989] Modules linked in: binfmt_misc nls_iso8859_1 intel_rapl_msr intel_rapl_common isst_if_common nvidia_uvm(POE) nfit x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_realtek nvidia_drm(POE) snd_hda_codec_generic coretemp ledtrig_audio nvidia_modeset(POE) snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg soundwire_intel soundwire_generic_allocation soundwire_cadence uvcvideo snd_hda_codec kvm_intel videobuf2_vmalloc snd_hda_core videobuf2_memops soundwire_bus nvidia(POE) kvm snd_soc_core videobuf2_v4l2 dell_smm_hwmon snd_usb_audio snd_compress videobuf2_common snd_usbmidi_lib ac97_bus snd_pcm_dmaengine snd_hwdep videodev rapl snd_seq_midi snd_pcm snd_seq_midi_event mc snd_rawmidi dell_wmi intel_cstate drm_kms_helper snd_seq ucsi_ccg cec snd_seq_device dell_smbios typec_ucsi input_leds rc_core snd_timer dcdbas typec intel_wmi_thunderbolt fb_sys_fops sparse_keymap syscopyarea video serio_raw dell_wmi_descriptor wmi_bmof sysfillrect snd mei_me sysimgblt ioatdma ip6t_REJECT Jun 23 09:20:37 workstation kernel: [ 20.051019] efi_pstore soundcore mei dca nf_reject_ipv6 xt_hl ip6t_rt acpi_tad mac_hid ipt_REJECT nf_reject_ipv4 nft_chain_nat xt_REDIRECT xt_MASQUERADE nf_nat nft_limit xt_limit xt_addrtype xt_tcpudp xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nft_counter sch_fq_codel overlay iptable_filter ip6table_filter ip6_tables nf_tables br_netfilter libcrc32c bridge stp llc nfnetlink arp_tables msr parport_pc ppdev lp parport drm ip_tables x_tables autofs4 hid_generic usbhid hid uas usb_storage crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd nvme i2c_i801 glue_helper ahci nvme_core e1000e i2c_nvidia_gpu xhci_pci i2c_smbus libahci xhci_pci_renesas wmi Jun 23 09:20:37 workstation kernel: [ 20.051044] CR2: 0000000000000170 Jun 23 09:20:37 workstation kernel: [ 20.051046] ---[ end trace b87a24c03d6bd018 ]--- un 23 09:20:37 workstation kernel: [ 20.151598] RIP: 0010:_nv015534rm+0x1b6/0x330 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.151600] Code: 8b 87 68 05 00 00 ba 01 00 00 00 be 02 00 00 00 e8 5f 9b 52 e4 41 83 c5 01 41 83 fd 1f 0f 84 0b 01 00 00 48 8b 45 10 44 89 ee <48> 8b b8 70 01 00 00 48 8b 87 d8 04 00 00 e8 37 9b 52 e4 89 c3 48 Jun 23 09:20:37 workstation kernel: [ 20.151600] RSP: 0018:ffff9ea901927938 EFLAGS: 00010293 Jun 23 09:20:37 workstation kernel: [ 20.151601] RAX: 0000000000000000 RBX: 0000000000001000 RCX: 0000000000000005 Jun 23 09:20:37 workstation kernel: [ 20.151602] RDX: 0000000000000004 RSI: 0000000000000005 RDI: 0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.151602] RBP: ffff915efc4b2dd0 R08: 0000000000000001 R09: ffff915efc4b2cb8 Jun 23 09:20:37 workstation kernel: [ 20.151603] R10: ffff915eaa2e8008 R11: 0000000010100000 R12: 0000000000001200 Jun 23 09:20:37 workstation kernel: [ 20.151603] R13: 0000000000000005 R14: ffff915e88614010 R15: 0000000000004000 Jun 23 09:20:37 workstation kernel: [ 20.151604] FS: 00007ff4bb911ec0(0000) GS:ffff916ddf880000(0000) knlGS:0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.151605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jun 23 09:20:37 workstation kernel: [ 20.151605] CR2: 0000000000000170 CR3: 0000000104b28003 CR4: 00000000003706e0 Jun 23 09:20:37 workstation kernel: [ 20.151606] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.151606] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Jun 23 09:20:37 workstation kernel: [ 20.152529] general protection fault, probably for non-canonical address 0xc483480f75000000: 0000 [#2] SMP NOPTI Jun 23 09:20:37 workstation kernel: [ 20.152531] CPU: 14 PID: 2016 Comm: Xorg Tainted: P D IOE 5.10.36-051036-generic #202105111331 Jun 23 09:20:37 workstation kernel: [ 20.152532] Hardware name: Dell Inc. Precision 5820 Tower X-Series/0X75JG, BIOS 2.2.0 04/14/2020 Jun 23 09:20:37 workstation kernel: [ 20.152681] RIP: 0010:_nv009368rm+0x3c/0x340 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.152682] Code: 07 0f 1f 44 00 00 31 d2 48 8b 07 48 85 c0 75 1a e9 a1 02 00 00 66 0f 1f 84 00 00 00 00 00 48 8b 48 10 48 85 c9 74 17 48 89 c8 <48> 39 30 77 ef 0f 83 29 02 00 00 48 8b 48 18 48 85 c9 75 e9 48 89 Jun 23 09:20:37 workstation kernel: [ 20.152683] RSP: 0018:ffff9ea901927d50 EFLAGS: 00010086 Jun 23 09:20:37 workstation kernel: [ 20.152684] RAX: c483480f75000000 RBX: ffff9ea901927d98 RCX: c483480f75000000 Jun 23 09:20:37 workstation kernel: [ 20.152685] RDX: ffff9ea901927de8 RSI: 00000000000007e0 RDI: ffffffffc49d4658 Jun 23 09:20:37 workstation kernel: [ 20.152685] RBP: ffff915e86c2dff0 R08: 0000000000000001 R09: 0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.152685] R10: 0000000000000001 R11: 0000000000000200 R12: 0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.152686] R13: ffffffffc49d4e40 R14: ffff9ea901927e80 R15: ffffffffc49d1a80 Jun 23 09:20:37 workstation kernel: [ 20.152687] FS: 0000000000000000(0000) GS:ffff916ddfb80000(0000) knlGS:0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.152687] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jun 23 09:20:37 workstation kernel: [ 20.152688] CR2: 000055adefa32020 CR3: 00000004d4610004 CR4: 00000000003706e0 Jun 23 09:20:37 workstation kernel: [ 20.152688] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.152689] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Jun 23 09:20:37 workstation kernel: [ 20.152689] Call Trace: Jun 23 09:20:37 workstation kernel: [ 20.152786] ? _nv039616rm+0xdf/0x1e0 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.152915] ? rm_cleanup_file_private+0x42/0x140 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.153005] ? os_free_mem+0x22/0x30 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.153093] ? nvidia_close+0x14c/0x310 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.153182] ? nvidia_frontend_close+0x2f/0x50 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.153185] ? __fput+0xa9/0x260 Jun 23 09:20:37 workstation kernel: [ 20.153186] ? ____fput+0xe/0x10 Jun 23 09:20:37 workstation kernel: [ 20.153188] ? task_work_run+0x6d/0xa0 Jun 23 09:20:37 workstation kernel: [ 20.153190] ? do_exit+0x233/0x3e0 Jun 23 09:20:37 workstation kernel: [ 20.153192] ? rewind_stack_do_exit+0x17/0x20 Jun 23 09:20:37 workstation kernel: [ 20.153193] Modules linked in: binfmt_misc nls_iso8859_1 intel_rapl_msr intel_rapl_common isst_if_common nvidia_uvm(POE) nfit x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_realtek nvidia_drm(POE) snd_hda_codec_generic coretemp ledtrig_audio nvidia_modeset(POE) snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg soundwire_intel soundwire_generic_allocation soundwire_cadence uvcvideo snd_hda_codec kvm_intel videobuf2_vmalloc snd_hda_core videobuf2_memops soundwire_bus nvidia(POE) kvm snd_soc_core videobuf2_v4l2 dell_smm_hwmon snd_usb_audio snd_compress videobuf2_common snd_usbmidi_lib ac97_bus snd_pcm_dmaengine snd_hwdep videodev rapl snd_seq_midi snd_pcm snd_seq_midi_event mc snd_rawmidi dell_wmi intel_cstate drm_kms_helper snd_seq ucsi_ccg cec snd_seq_device dell_smbios typec_ucsi input_leds rc_core snd_timer dcdbas typec intel_wmi_thunderbolt fb_sys_fops sparse_keymap syscopyarea video serio_raw dell_wmi_descriptor wmi_bmof sysfillrect snd mei_me sysimgblt ioatdma ip6t_REJECT Jun 23 09:20:37 workstation kernel: [ 20.153226] efi_pstore soundcore mei dca nf_reject_ipv6 xt_hl ip6t_rt acpi_tad mac_hid ipt_REJECT nf_reject_ipv4 nft_chain_nat xt_REDIRECT xt_MASQUERADE nf_nat nft_limit xt_limit xt_addrtype xt_tcpudp xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nft_counter sch_fq_codel overlay iptable_filter ip6table_filter ip6_tables nf_tables br_netfilter libcrc32c bridge stp llc nfnetlink arp_tables msr parport_pc ppdev lp parport drm ip_tables x_tables autofs4 hid_generic usbhid hid uas usb_storage crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd nvme i2c_i801 glue_helper ahci nvme_core e1000e i2c_nvidia_gpu xhci_pci i2c_smbus libahci xhci_pci_renesas wmi Jun 23 09:20:37 workstation kernel: [ 20.153255] ---[ end trace b87a24c03d6bd019 ]--- Jun 23 09:20:37 workstation kernel: [ 20.162789] RIP: 0010:_nv015534rm+0x1b6/0x330 [nvidia] Jun 23 09:20:37 workstation kernel: [ 20.162790] Code: 8b 87 68 05 00 00 ba 01 00 00 00 be 02 00 00 00 e8 5f 9b 52 e4 41 83 c5 01 41 83 fd 1f 0f 84 0b 01 00 00 48 8b 45 10 44 89 ee <48> 8b b8 70 01 00 00 48 8b 87 d8 04 00 00 e8 37 9b 52 e4 89 c3 48 Jun 23 09:20:37 workstation kernel: [ 20.162791] RSP: 0018:ffff9ea901927938 EFLAGS: 00010293 Jun 23 09:20:37 workstation kernel: [ 20.162791] RAX: 0000000000000000 RBX: 0000000000001000 RCX: 0000000000000005 Jun 23 09:20:37 workstation kernel: [ 20.162792] RDX: 0000000000000004 RSI: 0000000000000005 RDI: 0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.162792] RBP: ffff915efc4b2dd0 R08: 0000000000000001 R09: ffff915efc4b2cb8 Jun 23 09:20:37 workstation kernel: [ 20.162793] R10: ffff915eaa2e8008 R11: 0000000010100000 R12: 0000000000001200 Jun 23 09:20:37 workstation kernel: [ 20.162793] R13: 0000000000000005 R14: ffff915e88614010 R15: 0000000000004000 Jun 23 09:20:37 workstation kernel: [ 20.162794] FS: 0000000000000000(0000) GS:ffff916ddfb80000(0000) knlGS:0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.162794] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jun 23 09:20:37 workstation kernel: [ 20.162795] CR2: 000055adefa32020 CR3: 00000004d4610004 CR4: 00000000003706e0 Jun 23 09:20:37 workstation kernel: [ 20.162795] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jun 23 09:20:37 workstation kernel: [ 20.162795] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Jun 23 09:20:37 workstation kernel: [ 20.162796] Fixing recursive fault but reboot is needed! Jun 23 09:20:39 workstation kernel: [ 21.742001] bpfilter: Loaded bpfilter_umh pid 2248 Jun 23 09:20:39 workstation kernel: [ 21.836883] Initializing XFRM netlink socket Jun 23 09:20:39 workstation kernel: [ 22.113593] e1000e 0000:00:1f.6 eno1: NIC Link is Up 1000 Mbps Full Duplex, Flow Control: None Jun 23 09:20:39 workstation kernel: [ 22.113657] IPv6: ADDRCONF(NETDEV_CHANGE): eno1: link becomes ready