[Bug 107947] REG_WAIT timeout 10us * 3500 tries - dce_mi_free_dmif line:563 during boot

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Sun Sep 16 06:34:40 UTC 2018 

https://bugs.freedesktop.org/show_bug.cgi?id=107947

            Bug ID: 107947
           Summary: REG_WAIT timeout 10us * 3500 tries - dce_mi_free_dmif
                    line:563 during boot
           Product: DRI
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: major
          Priority: medium
         Component: DRM/AMDgpu
          Assignee: dri-devel at lists.freedesktop.org
          Reporter: mail at zathras.info

During boot of the system, the following stacktrace appears (on kernel 4.17.19
and 4.18.7), my GPU is a Vega 64. System works otherwise.

 [    9.354820] [drm:generic_reg_wait [amdgpu]] *ERROR* REG_WAIT timeout 10us *
3500 tries - dce_mi_free_dmif line:563
[    9.354887] WARNING: CPU: 13 PID: 192 at
drivers/gpu/drm/amd/amdgpu/../display/dc/dc_helper.c:195
generic_reg_wait+0xe7/0x160 [amdgpu]
[    9.354888] Modules linked in: uvcvideo videobuf2_vmalloc videobuf2_memops
videobuf2_v4l2 videobuf2_common snd_usb_audio videodev snd_usbmidi_lib media
snd_rawmidi snd_seq_device squashfs nls_iso8859_1 nls_cp437 vfat fat loop btrfs
zstd_compress libcrc32c zstd_decompress xxhash xor amdkfd amd_iommu_v2
edac_mce_amd amdgpu kvm_amd snd_hda_codec_realtek chash snd_hda_codec_generic
kvm snd_hda_codec_ca0132 gpu_sched snd_hda_codec_hdmi ttm snd_hda_intel
irqbypass drm_kms_helper snd_hda_codec crct10dif_pclmul crc32_pclmul eeepc_wmi
ghash_clmulni_intel asus_wmi sparse_keymap pcbc rfkill wmi_bmof mxm_wmi
snd_hda_core drm ccp snd_hwdep igb snd_pcm snd_timer aesni_intel snd agpgart
sp5100_tco aes_x86_64 syscopyarea crypto_simd sysfillrect i2c_algo_bit
sysimgblt cryptd raid6_pq fb_sys_fops glue_helper pcspkr
[    9.354910]  rng_core soundcore i2c_piix4 k10temp dca shpchp rtc_cmos
pinctrl_amd gpio_amdpt evdev pcc_cpufreq wmi acpi_cpufreq mac_hid usbip_host(+)
usbip_core uinput sg crypto_user ip_tables x_tables ext4 crc32c_generic crc16
mbcache jbd2 fscrypto sr_mod cdrom sd_mod hid_corsair led_class hid_generic
usbhid hid ahci libahci xhci_pci crc32c_intel xhci_hcd libata usbcore scsi_mod
usb_common
[    9.354926] CPU: 13 PID: 192 Comm: kworker/13:1 Not tainted
4.17.19-1-MANJARO #1
[    9.354926] Hardware name: System manufacturer System Product Name/CROSSHAIR
VI HERO, BIOS 3008 11/29/2017
[    9.354954] Workqueue: events dm_irq_work_func [amdgpu]
[    9.354979] RIP: 0010:generic_reg_wait+0xe7/0x160 [amdgpu]
[    9.354979] RSP: 0018:ffffa832c22a7a18 EFLAGS: 00010297
[    9.354980] RAX: 0000000000000000 RBX: 000000000000000a RCX:
0000000000000001
[    9.354981] RDX: 0000000000000000 RSI: ffffffff82e89d1e RDI:
00000000ffffffff
[    9.354981] RBP: ffff8856cbdee580 R08: 0000000000000000 R09:
0000000000000002
[    9.354982] R10: ffffa832d102a220 R11: 0000000000000001 R12:
0000000000000dad
[    9.354982] R13: 00000000000035b0 R14: 0000000000000010 R15:
0000000000000001
[    9.354983] FS:  0000000000000000(0000) GS:ffff8856ce940000(0000)
knlGS:0000000000000000
[    9.354984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.354984] CR2: 00007f33eed94e38 CR3: 000000037f00a000 CR4:
00000000003406e0
[    9.354985] Call Trace:
[    9.355015]  dce_mi_free_dmif+0xf8/0x180 [amdgpu]
[    9.355041]  dce110_reset_hw_ctx_wrap+0x141/0x1b0 [amdgpu]
[    9.355067]  dce110_apply_ctx_to_hw+0x52/0xa30 [amdgpu]
[    9.355092]  ? hwmgr_handle_task+0x6b/0xc0 [amdgpu]
[    9.355117]  ? pp_dpm_dispatch_tasks+0x5a/0x70 [amdgpu]
[    9.355133]  ? amdgpu_pm_compute_clocks+0x98/0x4d0 [amdgpu]
[    9.355158]  dc_commit_state+0x2df/0x560 [amdgpu]
[    9.355182]  ? set_freesync_on_streams.part.6+0x4d/0x250 [amdgpu]
[    9.355205]  ? mod_freesync_set_user_enable+0x11f/0x150 [amdgpu]
[    9.355230]  amdgpu_dm_atomic_commit_tail+0x36b/0xd80 [amdgpu]
[    9.355247]  ? amdgpu_bo_pin_restricted+0x1da/0x2c0 [amdgpu]
[    9.355250]  ? _raw_spin_lock_irq+0x1a/0x40
[    9.355250]  ? _raw_spin_unlock_irq+0x1d/0x30
[    9.355252]  ? wait_for_common+0x113/0x190
[    9.355253]  ? _raw_spin_unlock_irq+0x1d/0x30
[    9.355254]  ? wait_for_common+0x113/0x190
[    9.355278]  ? dm_plane_helper_cleanup_fb+0x120/0x120 [amdgpu]
[    9.355283]  commit_tail+0x3d/0x70 [drm_kms_helper]
[    9.355287]  drm_atomic_helper_commit+0x103/0x110 [drm_kms_helper]
[    9.355291]  restore_fbdev_mode_atomic+0x1a8/0x210 [drm_kms_helper]
[    9.355295]  drm_fb_helper_restore_fbdev_mode_unlocked+0x45/0x90
[drm_kms_helper]
[    9.355299]  drm_fb_helper_set_par+0x29/0x50 [drm_kms_helper]
[    9.355302]  drm_fb_helper_hotplug_event.part.27+0x8d/0xb0 [drm_kms_helper]
[    9.355326]  handle_hpd_irq+0x84/0x90 [amdgpu]
[    9.355350]  dm_irq_work_func+0x4e/0x60 [amdgpu]
[    9.355353]  process_one_work+0x1d1/0x3b0
[    9.355354]  worker_thread+0x2b/0x3d0
[    9.355355]  ? process_one_work+0x3b0/0x3b0
[    9.355356]  kthread+0x112/0x130
[    9.355357]  ? kthread_flush_work_fn+0x10/0x10
[    9.355359]  ret_from_fork+0x22/0x40
[    9.355360] Code: 8b 44 24 58 8b 54 24 48 89 de 44 89 4c 24 08 48 8b 4c 24
50 48 c7 c7 b0 5f 17 c1 e8 c4 38 b6 ff 83 7d 20 01 44 8b 4c 24 08 74 02 <0f> 0b
48 83 c4 10 44 89 c8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 41 
[    9.355377] ---[ end trace 93f20a7f7b645de3 ]---

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