Apr 21 13:09:22 localhost systemd[1]: Stopped User Manager for UID 1000.
Apr 21 13:09:22 localhost systemd[1]: Stopped Initialize hardware monitoring sensors.
Apr 21 13:09:24 localhost kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
Apr 21 13:09:24 localhost kernel: IP: set_root+0x24/0xb0
Apr 21 13:09:24 localhost kernel: PGD 0 P4D 0 
Apr 21 13:09:24 localhost kernel: Oops: 0000 [#1] PREEMPT SMP NOPTI
Apr 21 13:09:24 localhost kernel: Modules linked in: uinput cpufreq_userspace msr arc4 md4 nls_utf8 cifs ccm dns_resolver fscache fuse nls_iso8859_1 nls_cp437 vfat fat edac_mce_amd kvm>
Apr 21 13:09:24 localhost kernel:  ahci xhci_pci libahci crc32c_intel xhci_hcd libata usbcore scsi_mod usb_common lz4 lz4_compress amdgpu chash i2c_algo_bit gpu_sched drm_kms_helper sy>
Apr 21 13:09:24 localhost kernel: CPU: 8 PID: 889 Comm: Xorg Not tainted 4.16.3-1-ARCH #1
Apr 21 13:09:24 localhost kernel: Hardware name: System manufacturer System Product Name/PRIME B350M-A, BIOS 3203 11/09/2017
Apr 21 13:09:24 localhost kernel: RIP: 0010:set_root+0x24/0xb0
Apr 21 13:09:24 localhost kernel: RSP: 0018:ffff917b0259f708 EFLAGS: 00010202
Apr 21 13:09:24 localhost kernel: RAX: ffff8c272e1cdac0 RBX: ffff917b0259f840 RCX: ffff8c274796a000
Apr 21 13:09:24 localhost kernel: RDX: ffffffffb5603908 RSI: 0000000000000040 RDI: ffff917b0259f840
Apr 21 13:09:24 localhost kernel: RBP: ffff917b0259f720 R08: 0000000000000000 R09: ffff8c274796a000
Apr 21 13:09:24 localhost kernel: R10: ffff917b0259f970 R11: 0000000000000000 R12: 0000000000000000
Apr 21 13:09:24 localhost kernel: R13: ffff917b0259f974 R14: 0000000000000001 R15: 0000000000000008
Apr 21 13:09:24 localhost kernel: FS:  00007fe9d6df9940(0000) GS:ffff8c275ee00000(0000) knlGS:0000000000000000
Apr 21 13:09:24 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Apr 21 13:09:24 localhost kernel: CR2: 0000000000000008 CR3: 000000001f00a000 CR4: 00000000003406e0
Apr 21 13:09:24 localhost kernel: Call Trace:
Apr 21 13:09:24 localhost kernel:  path_init+0x194/0x330
Apr 21 13:09:24 localhost kernel:  path_openat+0x7b/0x1320
Apr 21 13:09:24 localhost kernel:  ? _raw_spin_unlock_irqrestore+0x20/0x40
Apr 21 13:09:24 localhost kernel:  ? ep_poll_callback+0x211/0x2b0
Apr 21 13:09:24 localhost kernel:  do_filp_open+0x9b/0x110
Apr 21 13:09:24 localhost kernel:  ? _raw_spin_unlock_irqrestore+0x20/0x40
Apr 21 13:09:24 localhost kernel:  ? acpi_companion_match+0x1b/0x60
Apr 21 13:09:24 localhost kernel:  ? acpi_driver_match_device+0x3c/0x70
Apr 21 13:09:24 localhost kernel:  ? _raw_spin_unlock+0x16/0x30
Apr 21 13:09:24 localhost kernel:  ? vsnprintf+0x2ba/0x4b0
Apr 21 13:09:24 localhost kernel:  ? file_open_name+0x12f/0x190
Apr 21 13:09:24 localhost kernel:  file_open_name+0x12f/0x190
Apr 21 13:09:24 localhost kernel:  filp_open+0x2c/0x50
Apr 21 13:09:24 localhost kernel:  kernel_read_file_from_path+0x2c/0x70
Apr 21 13:09:24 localhost kernel:  _request_firmware+0x381/0x8e0
Apr 21 13:09:24 localhost kernel:  request_firmware+0x32/0x50
Apr 21 13:09:24 localhost kernel:  drm_load_edid_firmware+0x222/0x4f0 [drm]
Apr 21 13:09:24 localhost kernel:  ? drm_edid_to_sad+0x1d0/0x1d0 [drm]
Apr 21 13:09:24 localhost kernel:  drm_do_get_edid+0x60/0x300 [drm]
Apr 21 13:09:24 localhost kernel:  drm_get_edid+0x52/0x3d0 [drm]
Apr 21 13:09:24 localhost kernel:  ? __drm_mode_object_find+0x54/0x100 [drm]
Apr 21 13:09:24 localhost kernel:  amdgpu_connector_get_edid+0x56/0x120 [amdgpu]
Apr 21 13:09:24 localhost kernel:  amdgpu_connector_dp_get_modes+0xa8/0x1e0 [amdgpu]
Apr 21 13:09:24 localhost kernel:  drm_helper_probe_single_connector_modes+0x170/0x6e0 [drm_kms_helper]
Apr 21 13:09:24 localhost kernel:  drm_setup_crtcs+0x13d/0xaf0 [drm_kms_helper]
Apr 21 13:09:24 localhost kernel:  ? drm_fb_helper_is_bound.isra.16+0x76/0xa0 [drm_kms_helper]
Apr 21 13:09:24 localhost kernel:  drm_fb_helper_hotplug_event.part.28+0x8b/0xb0 [drm_kms_helper]
Apr 21 13:09:24 localhost kernel:  drm_fb_helper_restore_fbdev_mode_unlocked+0x70/0x90 [drm_kms_helper]
Apr 21 13:09:24 localhost kernel:  amdgpu_driver_lastclose_kms+0xa/0x10 [amdgpu]
Apr 21 13:09:24 localhost kernel:  drm_lastclose+0x37/0xf0 [drm]
Apr 21 13:09:24 localhost kernel:  drm_release+0x2c5/0x380 [drm]
Apr 21 13:09:24 localhost kernel:  __fput+0x9d/0x1e0
Apr 21 13:09:24 localhost kernel:  task_work_run+0x84/0xa0
Apr 21 13:09:24 localhost kernel:  do_exit+0x311/0xb90
Apr 21 13:09:24 localhost kernel:  ? __do_page_fault+0x317/0x5a0
Apr 21 13:09:24 localhost kernel:  do_group_exit+0x33/0xa0
Apr 21 13:09:24 localhost kernel:  SyS_exit_group+0x10/0x10
Apr 21 13:09:24 localhost kernel:  do_syscall_64+0x74/0x190
Apr 21 13:09:24 localhost kernel:  entry_SYSCALL_64_after_hwframe+0x3d/0xa2
Apr 21 13:09:24 localhost kernel: RIP: 0033:0x7fe9d46a7ee8
Apr 21 13:09:24 localhost kernel: RSP: 002b:00007ffff93eaeb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
Apr 21 13:09:24 localhost kernel: RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe9d46a7ee8
Apr 21 13:09:24 localhost kernel: RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000
Apr 21 13:09:24 localhost kernel: RBP: 00007fe9d49916d8 R08: 00000000000000e7 R09: fffffffffffffd58
Apr 21 13:09:24 localhost kernel: R10: 00007fe9d4bb4000 R11: 0000000000000246 R12: 00007fe9d49916d8
Apr 21 13:09:24 localhost kernel: R13: 00007fe9d4996be0 R14: 0000000000000000 R15: 0000000000000000
Apr 21 13:09:24 localhost kernel: Code: 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 65 48 8b 04 25 00 5c 01 00 48 89 e5 41 55 41 54 53 f6 47 38 40 4c 8b a0 48 07 00 00 74 3b <41> 8b 4c 24 0>
Apr 21 13:09:24 localhost kernel: RIP: set_root+0x24/0xb0 RSP: ffff917b0259f708
Apr 21 13:09:24 localhost kernel: CR2: 0000000000000008
Apr 21 13:09:24 localhost kernel: ---[ end trace 7f2234fd2d252b11 ]---
Apr 21 13:09:24 localhost kernel: Fixing recursive fault but reboot is needed!
Apr 21 13:09:24 localhost kernel: WARNING: CPU: 8 PID: 889 at kernel/rcu/tree_plugin.h:330 rcu_note_context_switch+0x39/0x430
Apr 21 13:09:24 localhost kernel: Modules linked in: uinput cpufreq_userspace msr arc4 md4 nls_utf8 cifs ccm dns_resolver fscache fuse nls_iso8859_1 nls_cp437 vfat fat edac_mce_amd kvm>
Apr 21 13:09:24 localhost kernel:  ahci xhci_pci libahci crc32c_intel xhci_hcd libata usbcore scsi_mod usb_common lz4 lz4_compress amdgpu chash i2c_algo_bit gpu_sched drm_kms_helper sy>
Apr 21 13:09:24 localhost kernel: CPU: 8 PID: 889 Comm: Xorg Tainted: G      D          4.16.3-1-ARCH #1
Apr 21 13:09:24 localhost kernel: Hardware name: System manufacturer System Product Name/PRIME B350M-A, BIOS 3203 11/09/2017
Apr 21 13:09:24 localhost kernel: RIP: 0010:rcu_note_context_switch+0x39/0x430
Apr 21 13:09:24 localhost kernel: RSP: 0018:ffff917b0259fe48 EFLAGS: 00010002
Apr 21 13:09:24 localhost kernel: RAX: 0000000000000001 RBX: ffff8c272e1cdac0 RCX: 0000000000000001
Apr 21 13:09:24 localhost kernel: RDX: 0000000000000000 RSI: ffffffffb4ecf12a RDI: ffffffffb4e83496
Apr 21 13:09:24 localhost kernel: RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000004c0
Apr 21 13:09:24 localhost kernel: R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
Apr 21 13:09:24 localhost kernel: R13: ffff8c272e1cdac0 R14: ffff8c272e1ce148 R15: 0000000000000000
Apr 21 13:09:24 localhost kernel: FS:  00007fe9d6df9940(0000) GS:ffff8c275ee00000(0000) knlGS:0000000000000000
Apr 21 13:09:24 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Apr 21 13:09:24 localhost kernel: CR2: 0000000000000008 CR3: 000000001f00a000 CR4: 00000000003406e0
Apr 21 13:09:24 localhost kernel: Call Trace:
Apr 21 13:09:24 localhost kernel:  __schedule+0xa1/0x8a0
Apr 21 13:09:24 localhost kernel:  ? printk+0x52/0x6e
Apr 21 13:09:24 localhost kernel:  schedule+0x32/0x90
Apr 21 13:09:24 localhost kernel:  do_exit+0x9ca/0xb90
Apr 21 13:09:24 localhost kernel:  ? do_group_exit+0x33/0xa0
Apr 21 13:09:24 localhost kernel:  rewind_stack_do_exit+0x17/0x20
Apr 21 13:09:24 localhost kernel: Code: 53 0f 1f 44 00 00 e8 a7 e6 ff ff 65 48 8b 1c 25 00 5c 01 00 40 84 ed 8b 83 d0 03 00 00 0f 85 d2 00 00 00 85 c0 0f 8e d2 00 00 00 <0f> 0b 80 bb d>
Apr 21 13:09:24 localhost kernel: ---[ end trace 7f2234fd2d252b12 ]---