Bug 211245

Summary:	Fedora 33 amdgpu print warning at boot
Product:	Drivers	Reporter:	Simon Alexander (aalsing)
Component:	Video(DRI - non Intel)	Assignee:	platform_x86_64 (platform_x86_64)
Status:	NEW ---
Severity:	normal	CC:	bp
Priority:	P1
Hardware:	All
OS:	Linux
Kernel Version:	5.10.7-200.fc33.x86_64	Subsystem:
Regression:	No	Bisected commit-id:

Description Simon Alexander 2021-01-17 21:13:06 UTC

Sorry for a non-descriptive bug report, but I have no idea what is going on here, but I guess that it is better to report the error.

I get this in dmesg every time I boot

```
[   12.743879] ------------[ cut here ]------------
[   12.743958] WARNING: CPU: 15 PID: 465 at drivers/gpu/drm/amd/amdgpu/../display/dc/dcn20/dcn20_resource.c:3240 dcn20_validate_bandwidth_fp+0x8d/0xd0 [amdgpu]
[   12.743959] Modules linked in: hid_logitech_hidpp hid_logitech_dj hid_plantronics amdgpu iommu_v2 gpu_sched ttm drm_kms_helper cec drm crct10dif_pclmul crc32_pclmul crc32c_intel igb nvme ccp ghash_clmulni_intel nvme_core dca xhci_pci i2c_algo_bit xhci_pci_renesas wmi pinctrl_amd fuse
[   12.743971] CPU: 15 PID: 465 Comm: kworker/15:2 Not tainted 5.10.7-200.fc33.x86_64 #1
[   12.743972] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./X570 Taichi, BIOS P3.61 11/06/2020
[   12.743985] Workqueue: events drm_mode_rmfb_work_fn [drm]
[   12.744058] RIP: 0010:dcn20_validate_bandwidth_fp+0x8d/0xd0 [amdgpu]
[   12.744071] Code: 00 7b 35 22 85 14 1f 00 00 75 2f 31 d2 f2 0f 11 85 58 26 00 00 48 89 ee 4c 89 e7 e8 9d f6 ff ff 89 c2 22 95 14 1f 00 00 75 30 <0f> 0b 48 89 9d 58 26 00 00 5b 5d 41 5c c3 75 c9 48 89 9d 58 26 00
[   12.744072] RSP: 0018:ffffbf15c07c7c40 EFLAGS: 00010246
[   12.744073] RAX: 0000000000000001 RBX: 4079400000000000 RCX: 00000000000007a6
[   12.744073] RDX: 0000000000000000 RSI: 590effd4489bae10 RDI: 000000000002f1a0
[   12.744074] RBP: ffff985fd1e40000 R08: ffff985fd25cb000 R09: ffff985fd0370000
[   12.744074] R10: ffff985fd25cb000 R11: 0000000100000001 R12: ffff985fd0370000
[   12.744075] R13: ffff985fcd1134e0 R14: ffff985fcef93000 R15: ffff985fd1e40000
[   12.744076] FS:  0000000000000000(0000) GS:ffff9866cedc0000(0000) knlGS:0000000000000000
[   12.744077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.744077] CR2: 00007f899f98c56c CR3: 000000010c616000 CR4: 0000000000350ee0
[   12.744078] Call Trace:
[   12.744154]  dcn20_validate_bandwidth+0x24/0x40 [amdgpu]
[   12.744223]  dc_validate_global_state+0x2f2/0x390 [amdgpu]
[   12.744295]  amdgpu_dm_atomic_check+0xacf/0xbd0 [amdgpu]
[   12.744308]  drm_atomic_check_only+0x55a/0x7d0 [drm]
[   12.744321]  ? drm_connector_list_iter_next+0x81/0xb0 [drm]
[   12.744330]  drm_atomic_commit+0x13/0x50 [drm]
[   12.744341]  drm_framebuffer_remove+0x388/0x3f0 [drm]
[   12.744351]  drm_mode_rmfb_work_fn+0x4f/0x60 [drm]
[   12.744354]  process_one_work+0x1b6/0x350
[   12.744356]  worker_thread+0x1e8/0x3e0
[   12.744358]  ? process_one_work+0x350/0x350
[   12.744359]  kthread+0x11b/0x140
[   12.744360]  ? __kthread_bind_mask+0x60/0x60
[   12.744362]  ret_from_fork+0x22/0x30
[   12.744364] ---[ end trace 9e0cfbae2c7a2d73 ]---
```

$ uname -r
5.10.7-200.fc33.x86_64