Error messages for NV 440.64 with Kernel 5.5.9

It’s Fedora 31. Please take a look, thanks.

[ 31.310177] CPU: 8 PID: 14304 Comm: Xorg.wrap Kdump: loaded Tainted: P OE 5.5.9-200.fc31.x86_64 #1
[ 31.313154] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./[REDACTED]
[ 31.316153] RIP: 0010:refcount_warn_saturate+0xa6/0xf0
[ 31.319137] Code: 05 3e 04 2e 01 01 e8 5b 8f bc ff 0f 0b c3 80 3d 2c 04 2e 01 00 75 95 48 c7 c7 c8 98 3c 84 c6 05 1c 04 2e 01 01 e8 3c 8f bc ff <0f> 0b c3 80 3d 0b 04 2e 01 00 0f 85 72 ff ff ff 48 c7 c7 20 99 3c
[ 31.322301] RSP: 0018:ffffb601c802fd80 EFLAGS: 00010282
[ 31.325437] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 31.328543] RDX: ffff963adea27bc0 RSI: ffff963adea19cc8 RDI: ffff963adea19cc8
[ 31.331604] RBP: ffff963ab2afa4e8 R08: 00000000000004f0 R09: ffffb601c0fd821c
[ 31.331604] R10: 0000000000aaaaaa R11: 0000000000000000 R12: ffff963ad7e33ae8
[ 31.331605] R13: ffff963ad7e33800 R14: 0000000000000004 R15: 0000000000000000
[ 31.340825] FS: 00007f03e13b0740(0000) GS:ffff963adea00000(0000) knlGS:0000000000000000
[ 31.343934] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.347032] CR2: 00007f03e1404e20 CR3: 0000000c8085c000 CR4: 0000000000340ee0
[ 31.350150] Call Trace:
[ 31.353255] nv_drm_atomic_helper_disable_all+0xec/0x290 [nvidia_drm]
[ 31.356398] nv_drm_master_drop+0x22/0x60 [nvidia_drm]
[ 31.359562] drm_drop_master+0x1e/0x30 [drm]
[ 31.362711] drm_master_release+0x9f/0xb0 [drm]
[ 31.365874] drm_file_free.part.0+0x21d/0x270 [drm]
[ 31.369028] drm_release+0xa7/0xe0 [drm]
[ 31.372159] __fput+0xc1/0x250
[ 31.375291] task_work_run+0x8a/0xb0
[ 31.378431] exit_to_usermode_loop+0x102/0x130
[ 31.381593] do_syscall_64+0x1a6/0x1c0
[ 31.384744] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 31.387899] RIP: 0033:0x7f03e158f8e7
[ 31.391062] Code: 64 89 02 48 c7 c0 ff ff ff ff eb bb 0f 1f 80 00 00 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 41 c3 48 83 ec 18 89 7c 24 0c e8 e3 fb ff ff
[ 31.394416] RSP: 002b:00007ffcc1060ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 31.397782] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 00007f03e158f8e7
[ 31.401150] RDX: 00007ffcc1060ad0 RSI: 00000000c04064a0 RDI: 0000000000000003
[ 31.404523] RBP: 00007ffcc1060bb0 R08: 0000000000000000 R09: 00007ffcc1060940
[ 31.407880] R10: 0000564235953731 R11: 0000000000000246 R12: 0000000000000003
[ 31.411227] R13: 0000000000000001 R14: 0000000000000000 R15: 00007ffcc1060ad0
[ 31.414589] —[ end trace dc340925f3ed5e91 ]—

You can ignore the trace, for now. It’s an old and known issue with multiple different driver versions, including 390xx, see:
https://devtalk.nvidia.com/default/topic/1071120/linux/-bug-nvidia-440-64-kernel-5-5-6-stable-boot-trace-was-nvidia-440-59-kernel-5-5-1-stable-boot-trace/