kernel: [drm:dm_logger_write [amdgpu]] *ERROR* perform_clock_recovery_sequence: Link Training Error, could not                          get CR after 100 tries.               
kernel: ---[ end trace 865066563c95d2e2 ]---
kernel: Code: 5d 41 5e 41 5f c3 48 89 ee 4c 89 e7 e8 ac f6 ff ff e9 7e fe ff ff 41 83 c6 01 41 83 fe 04 41 0f 96 c1 e9 08 ff ff ff 88 44 24 07 <0f> ff 49 8b 94 24 a8 00 00 00
kernel: R13: 0000000000000001 R14: 00007ffcbc287564 R15: 0000000000000001
kernel: R10: 000055a922afdc50 R11: 0000000000000246 R12: 00007f5f4438fc00
kernel: RBP: 0000000000000001 R08: 0000000000000000 R09: 000055a923670470
kernel: RDX: 00007ffcbc2881e0 RSI: 00000000c06864a2 RDI: 0000000000000008
kernel: RAX: ffffffffffffffda RBX: 00007ffcbc287db2 RCX: 00007f5f656b5dc7
kernel: RSP: 002b:00007ffcbc2881a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
kernel: RIP: 0033:0x7f5f656b5dc7
kernel:  entry_SYSCALL_64_fastpath+0x1f/0x96
kernel:  SyS_ioctl+0x74/0x80
kernel:  do_vfs_ioctl+0xa2/0x6d0
kernel:  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
kernel:  ? drm_mode_getcrtc+0x170/0x170 [drm]
kernel:  drm_ioctl+0x2d5/0x370 [drm]
kernel:  drm_ioctl_kernel+0x59/0xb0 [drm]
kernel:  ? drm_mode_getcrtc+0x170/0x170 [drm]
kernel: RAX: ffffffffffffffda RBX: 00007ffcbc287db2 RCX: 00007f5f656b5dc7
kernel: RSP: 002b:00007ffcbc2881a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
kernel: RIP: 0033:0x7f5f656b5dc7
kernel:  entry_SYSCALL_64_fastpath+0x1f/0x96
kernel:  SyS_ioctl+0x74/0x80
kernel:  do_vfs_ioctl+0xa2/0x6d0
kernel:  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
kernel:  ? drm_mode_getcrtc+0x170/0x170 [drm]
kernel:  drm_ioctl+0x2d5/0x370 [drm]
kernel:  drm_ioctl_kernel+0x59/0xb0 [drm]
kernel:  ? drm_mode_getcrtc+0x170/0x170 [drm]
kernel:  ? drm_mode_addfb2+0x98/0xd0 [drm]
kernel:  drm_mode_setcrtc+0x342/0x5d0 [drm]
kernel:  __drm_mode_set_config_internal+0x61/0x110 [drm]
kernel:  drm_atomic_helper_set_config+0x66/0x90 [drm_kms_helper]
kernel:  drm_atomic_helper_commit+0xdf/0x150 [drm_kms_helper]
kernel:  commit_tail+0x3a/0x70 [drm_kms_helper]
kernel:  ? wait_for_completion_timeout+0xa6/0x1f0
kernel:  amdgpu_dm_atomic_commit_tail+0x2ae/0x9b0 [amdgpu]
kernel:  dc_commit_state+0x38e/0x480 [amdgpu]
kernel:  dce110_apply_ctx_to_hw+0x408/0x730 [amdgpu]
kernel:  apply_single_controller_ctx_to_hw+0x263/0x330 [amdgpu]
kernel:  ? dce110_stream_encoder_update_dp_info_packets+0x13d/0x1f0 [amdgpu]
kernel:  core_link_enable_stream+0x2ea/0xbe0 [amdgpu]
kernel:  enable_link_dp.isra.5+0x158/0x260 [amdgpu]
kernel:  perform_link_training_with_retries+0x4e/0x80 [amdgpu]
kernel:  dc_link_dp_perform_link_training+0x78/0x280 [amdgpu]
kernel: Call Trace:
kernel: CR2: 00007f32f2ff4850 CR3: 00000001fc1db000 CR4: 00000000003406e0
kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kernel: FS:  00007f5f68603f80(0000) GS:ffff88bd55200000(0000) knlGS:0000000000000000
kernel: R13: 0000000000000064 R14: 0000000000000000 R15: ffffa9b9c24ff774
kernel: R10: 0000000000000000 R11: 0000000000000000 R12: ffff88bd48639200
kernel: RBP: ffffa9b9c24ff768 R08: ffffa9b9c24ff710 R09: 0000000000000001
kernel: RDX: ffffa9b9c24ff7a4 RSI: ffffa9b9c24ff710 RDI: 0000000000000000
kernel: RAX: 0000000000000000 RBX: 0000000000000004 RCX: ffffa9b9c24ff710
kernel: RSP: 0018:ffffa9b9c24ff690 EFLAGS: 00010246
kernel: RIP: 0010:perform_clock_recovery_sequence+0x22e/0x270 [amdgpu]
kernel: task: ffff88bd509f34c0 task.stack: ffffa9b9c24fc000
kernel: Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./X370 Gaming K4, BIOS P3.40 11/07/2017
kernel: CPU: 4 PID: 1147 Comm: gnome-shell Not tainted 4.15.0-0.rc0.git7.1.fc28.x86_64 #1
kernel:  i2c_piix4 soundcore tpm_tis tpm_tis_core shpchp tpm wmi acpi_cpufreq amdkfd amd_iommu_v2 amdgpu hid_logitech_hidpp chash drm_kms_helper igb ttm crc32c_intel ptp pps_
kernel: Modules linked in: nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat fuse ebtabl
kernel: WARNING: CPU: 4 PID: 1147 at drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link_dp.c:873 perform_clock_recovery_sequence+0x22e/0x270 [amdgpu]
kernel: [drm] {1920x1080, 2200x1125@148500Khz}