[Bug 107261] [drm:generic_reg_wait [amdgpu]] *ERROR* REG_WAIT timeout 1us * 10 tries - optc1_lock line:628

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=107261

--- Comment #10 from Brad <johngaltnospam at gmail.com> ---
Getting a similar error (AMD Ryzen 1700 with Radeon RX 550 with ASUS Prime B450
 plus motherboard).

---
Nov 07 19:50:39 phoenix kernel: ata2: softreset failed (device not ready)
Nov 07 19:50:44 phoenix kernel: ata2: SATA link up 1.5 Gbps (SStatus 113
SControl 310)
Nov 07 19:50:44 phoenix kernel: sd 1:0:0:0: [sdb] Start/Stop Unit failed:
Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
Nov 07 19:50:48 phoenix kernel: [drm:generic_reg_wait [amdgpu]] *ERROR*
REG_WAIT timeout 10us * 3000 tries - dce110_stream_encoder_dp_blank line:927
Nov 07 19:50:48 phoenix kernel: WARNING: CPU: 15 PID: 3598 at
drivers/gpu/drm/amd/amdgpu/../display/dc/dc_helper.c:254
generic_reg_wait+0xe4/0x160 [amdgpu]
Nov 07 19:50:48 phoenix kernel: Modules linked in: rfcomm pci_stub vboxpci(OE)
vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) ccm xt_CHECKSUM iptable_mangle
ipt_MASQUERADE iptable_nat nf_nat_
Nov 07 19:50:48 phoenix kernel:  ccp mac_hid sch_fq_codel parport_pc ppdev lp
parport sunrpc ip_tables x_tables autofs4 btrfs xor zstd_compress raid6_pq
libcrc32c algif_skcipher af_alg d
Nov 07 19:50:48 phoenix kernel: CPU: 15 PID: 3598 Comm: gnome-shell Tainted: G 
      W  OE     4.18.0-10-generic #11-Ubuntu
Nov 07 19:50:48 phoenix kernel: Hardware name: System manufacturer System
Product Name/PRIME B450-PLUS, BIOS 0409 08/24/2018
Nov 07 19:50:48 phoenix kernel: RIP: 0010:generic_reg_wait+0xe4/0x160 [amdgpu]
Nov 07 19:50:48 phoenix kernel: Code: a9 44 8b 45 20 48 8b 4d 18 89 de 44 89 4d
d4 8b 55 10 48 c7 c7 d0 b3 b2 c0 e8 28 c7 a8 ff 41 83 7c 24 20 01 44 8b 4d d4
74 02 <0f> 0b 48 83 c4 18 44
Nov 07 19:50:48 phoenix kernel: RSP: 0018:ffffbe084338f798 EFLAGS: 00010297
Nov 07 19:50:48 phoenix kernel: RAX: 0000000000000000 RBX: 000000000000000a
RCX: 0000000000000000
Nov 07 19:50:48 phoenix kernel: RDX: 0000000000000000 RSI: ffffa0a21efd64b8
RDI: ffffa0a21efd64b8
Nov 07 19:50:48 phoenix kernel: RBP: ffffbe084338f7d8 R08: 000000000005e2a3
R09: 0000000000010200
Nov 07 19:50:48 phoenix kernel: R10: 0000000000000004 R11: ffffffffab78480d
R12: ffffa0a1fe838000
Nov 07 19:50:48 phoenix kernel: R13: 0000000000000bb9 R14: 0000000000010000
R15: 0000000000000000
Nov 07 19:50:48 phoenix kernel: FS:  00007fd746c48400(0000)
GS:ffffa0a21efc0000(0000) knlGS:0000000000000000
Nov 07 19:50:48 phoenix kernel: CS:  0010 DS: 0000 ES: 0000 CR0:
0000000080050033
Nov 07 19:50:48 phoenix kernel: CR2: 0000286ba76df9e0 CR3: 00000003d05a6000
CR4: 00000000003406e0
Nov 07 19:50:48 phoenix kernel: Call Trace:
Nov 07 19:50:48 phoenix kernel:  dce110_stream_encoder_dp_blank+0x12f/0x1a0
[amdgpu]
Nov 07 19:50:48 phoenix kernel:  dce110_blank_stream+0x57/0x90 [amdgpu]
Nov 07 19:50:48 phoenix kernel:  core_link_disable_stream+0x57/0x220 [amdgpu]
Nov 07 19:50:48 phoenix kernel:  dce110_reset_hw_ctx_wrap+0xcd/0x1e0 [amdgpu]
Nov 07 19:50:48 phoenix kernel:  ? pp_dpm_dispatch_tasks+0x48/0x60 [amdgpu]
Nov 07 19:50:48 phoenix kernel:  dce110_apply_ctx_to_hw+0x52/0xa30 [amdgpu]
Nov 07 19:50:48 phoenix kernel:  ? amdgpu_pm_compute_clocks+0x17/0x20 [amdgpu]
Nov 07 19:50:48 phoenix kernel:  ? pplib_apply_display_requirements+0x1c3/0x1d0
[amdgpu]
Nov 07 19:50:48 phoenix kernel:  ? dce110_set_bandwidth+0x1d2/0x200 [amdgpu]
Nov 07 19:50:48 phoenix kernel:  dc_commit_state+0x306/0x5b0 [amdgpu]
Nov 07 19:50:48 phoenix kernel:  ? drm_calc_timestamping_constants+0x109/0x150
[drm]
Nov 07 19:50:48 phoenix kernel:  amdgpu_dm_atomic_commit_tail+0x37f/0xe40
[amdgpu]
Nov 07 19:50:48 phoenix kernel:  ? _cond_resched+0x19/0x30
Nov 07 19:50:48 phoenix kernel:  ? wait_for_completion_timeout+0x38/0x140
Nov 07 19:50:48 phoenix kernel:  ? _cond_resched+0x19/0x30
Nov 07 19:50:48 phoenix kernel:  ? wait_for_completion_interruptible+0x35/0x1a0
Nov 07 19:50:48 phoenix kernel:  commit_tail+0x42/0x70 [drm_kms_helper]
Nov 07 19:50:48 phoenix kernel:  drm_atomic_helper_commit+0x113/0x120
[drm_kms_helper]
Nov 07 19:50:48 phoenix kernel:  amdgpu_dm_atomic_commit+0x87/0xa0 [amdgpu]
Nov 07 19:50:48 phoenix kernel:  drm_atomic_commit+0x4a/0x50 [drm]
Nov 07 19:50:48 phoenix kernel:  drm_atomic_connector_commit_dpms+0xe0/0x100
[drm]
Nov 07 19:50:48 phoenix kernel:  drm_mode_obj_set_property_ioctl+0x187/0x2b0
[drm]
Nov 07 19:50:48 phoenix kernel:  ? drm_mode_obj_find_prop_id+0x40/0x40 [drm]
Nov 07 19:50:48 phoenix kernel:  drm_ioctl_kernel+0xa4/0xf0 [drm]
Nov 07 19:50:48 phoenix kernel:  drm_ioctl+0x227/0x400 [drm]
Nov 07 19:50:48 phoenix kernel:  ? drm_mode_obj_find_prop_id+0x40/0x40 [drm]
Nov 07 19:50:48 phoenix kernel:  amdgpu_drm_ioctl+0x4f/0x90 [amdgpu]
Nov 07 19:50:48 phoenix kernel:  do_vfs_ioctl+0xa8/0x620
Nov 07 19:50:48 phoenix kernel:  ksys_ioctl+0x67/0x90
Nov 07 19:50:48 phoenix kernel:  __x64_sys_ioctl+0x1a/0x20
Nov 07 19:50:48 phoenix kernel:  do_syscall_64+0x5a/0x110
Nov 07 19:50:48 phoenix kernel:  entry_SYSCALL_64_after_hwframe+0x44/0xa9
Nov 07 19:50:48 phoenix kernel: RIP: 0033:0x7fd7518d23c7
Nov 07 19:50:48 phoenix kernel: Code: 00 00 90 48 8b 05 c9 3a 0d 00 64 c7 00 26
00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00
0f 05 <48> 3d 01 f0 ff ff 73
Nov 07 19:50:48 phoenix kernel: RSP: 002b:00007ffc4956e528 EFLAGS: 00000246
ORIG_RAX: 0000000000000010
Nov 07 19:50:48 phoenix kernel: RAX: ffffffffffffffda RBX: 00005567d4e163e0
RCX: 00007fd7518d23c7
Nov 07 19:50:48 phoenix kernel: RDX: 00007ffc4956e560 RSI: 00000000c01864ba
RDI: 000000000000000b
Nov 07 19:50:48 phoenix kernel: RBP: 00007ffc4956e560 R08: 0000000000000003
R09: 00005567d4e23930
Nov 07 19:50:48 phoenix kernel: R10: 00005567d4e12778 R11: 0000000000000246
R12: 00000000c01864ba
Nov 07 19:50:48 phoenix kernel: R13: 000000000000000b R14: 00007ffc4956e760
R15: 00007fd75268e8d0
Nov 07 19:50:48 phoenix kernel: ---[ end trace 0f20eacb3142b4af ]---

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