Comment # 13
on bug 107261
from Paul Menzel
No, it’s not fixed, and is still happening with Linux 5.0-rc2+. :( [ 4541.016791] [drm] REG_WAIT timeout 1us * 10 tries - optc1_lock line:606 [ 4541.016840] WARNING: CPU: 3 PID: 879 at drivers/gpu/drm/amd/amdgpu/../display/dc/dc_helper.c:249 generic_reg_wait.cold.3+0x2a/0x31 [amdgpu] [ 4541.016841] Modules linked in: nls_utf8 udf crc_itu_t fuse snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi crct10dif_pclmul crc32_pclmul snd_hda_intel ghash_clmulni_intel snd_hda_codec snd_hda_core k10temp usb_storage snd_hwdep i2c_piix4 snd_pcm amdgpu snd_timer snd soundcore chash gpu_sched r8169 realtek wmi video pcc_cpufreq acpi_cpufreq crc32c_intel xhci_pci xhci_hcd [ 4541.016851] CPU: 3 PID: 879 Comm: gnome-shell Tainted: G W 5.0.0-rc2-00253-g2c37e7ae7a69 #1 [ 4541.016852] Hardware name: Micro-Star International Co., Ltd. MS-7A37/B350M MORTAR (MS-7A37), BIOS 1.I0 11/06/2018 [ 4541.016881] RIP: 0010:generic_reg_wait.cold.3+0x2a/0x31 [amdgpu] [ 4541.016882] Code: 44 8b 44 24 68 48 8b 4c 24 60 48 c7 c7 98 85 5b c0 8b 54 24 58 8b 74 24 04 e8 05 db bd cf 41 83 7c 24 20 01 0f 84 ec ea fe ff <0f> 0b e9 e5 ea fe ff e8 cf 4a ef ff 48 c7 c7 00 d0 63 c0 e8 b3 a1 [ 4541.016883] RSP: 0018:ffffba2c822679a8 EFLAGS: 00010297 [ 4541.016884] RAX: 000000000000003b RBX: 000000000000000b RCX: 0000000000000000 [ 4541.016885] RDX: 0000000000000000 RSI: ffff9f8390ad5508 RDI: ffff9f8390ad5508 [ 4541.016885] RBP: 000000000000504d R08: 0000000000000409 R09: 0000000000000004 [ 4541.016886] R10: 0000000000000000 R11: 0000000000000001 R12: ffff9f83846ab8c0 [ 4541.016886] R13: ffff9f8376f04800 R14: 0000000000000001 R15: 0000000000000100 [ 4541.016887] FS: 00007f7860767cc0(0000) GS:ffff9f8390ac0000(0000) knlGS:0000000000000000 [ 4541.016888] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4541.016888] CR2: 0000365b31df7ea0 CR3: 00000003e5b86000 CR4: 00000000003406e0 [ 4541.016889] Call Trace: [ 4541.016922] optc1_lock+0xa0/0xb0 [amdgpu] [ 4541.016955] dcn10_pipe_control_lock.part.18+0x4a/0x70 [amdgpu] [ 4541.016986] dcn10_apply_ctx_for_surface+0xc9/0x5c0 [amdgpu] [ 4541.017016] dc_commit_state+0x25a/0x530 [amdgpu] [ 4541.017019] ? __save_stack_trace+0x92/0x100 [ 4541.017051] amdgpu_dm_atomic_commit_tail+0x1ed/0xb80 [amdgpu] [ 4541.017074] ? amdgpu_bo_pin_restricted+0x60/0x280 [amdgpu] [ 4541.017077] ? _cond_resched+0x15/0x30 [ 4541.017078] ? wait_for_completion_interruptible+0x35/0x1b0 [ 4541.017080] commit_tail+0x3d/0x70 [ 4541.017082] drm_atomic_helper_commit+0x103/0x110 [ 4541.017084] drm_atomic_connector_commit_dpms+0xdb/0x100 [ 4541.017085] drm_mode_obj_set_property_ioctl+0x184/0x2b0 [ 4541.017087] ? import_iovec+0x52/0xb0 [ 4541.017088] ? drm_mode_obj_find_prop_id+0x40/0x40 [ 4541.017089] drm_ioctl_kernel+0xa9/0xf0 [ 4541.017091] drm_ioctl+0x201/0x3a0 [ 4541.017092] ? drm_mode_obj_find_prop_id+0x40/0x40 [ 4541.017093] ? __switch_to_asm+0x40/0x70 [ 4541.017093] ? __switch_to_asm+0x34/0x70 [ 4541.017094] ? __switch_to_asm+0x34/0x70 [ 4541.017095] ? __switch_to_asm+0x40/0x70 [ 4541.017096] ? __switch_to_asm+0x34/0x70 [ 4541.017096] ? __switch_to_asm+0x40/0x70 [ 4541.017097] ? __switch_to_asm+0x34/0x70 [ 4541.017119] amdgpu_drm_ioctl+0x49/0x80 [amdgpu] [ 4541.017122] do_vfs_ioctl+0xa4/0x630 [ 4541.017123] ksys_ioctl+0x60/0x90 [ 4541.017124] __x64_sys_ioctl+0x16/0x20 [ 4541.017126] do_syscall_64+0x55/0x170 [ 4541.017127] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 4541.017128] RIP: 0033:0x7f786899a747 [ 4541.017129] Code: 00 00 90 48 8b 05 49 a7 0c 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 01 c3 48 8b 0d 19 a7 0c 00 f7 d8 64 89 01 48 [ 4541.017130] RSP: 002b:00007ffeb4364898 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 4541.017131] RAX: ffffffffffffffda RBX: 000055660a6f4240 RCX: 00007f786899a747 [ 4541.017131] RDX: 00007ffeb43648d0 RSI: 00000000c01864ba RDI: 0000000000000009 [ 4541.017132] RBP: 00007ffeb43648d0 R08: 0000000000000000 R09: 000055660a6baf90 [ 4541.017132] R10: 000055660a6f0748 R11: 0000000000000246 R12: 00000000c01864ba [ 4541.017133] R13: 0000000000000009 R14: 00007ffeb4364ad0 R15: 00007f786978da20 [ 4541.017134] ---[ end trace 8f89d4a6d6deffdf ]--- [ 5053.897046] kmemleak: 31 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 5676.460277] kmemleak: 701 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 5983.816137] [drm] REG_WAIT timeout 1us * 10 tries - optc1_lock line:606 [ 5983.816186] WARNING: CPU: 1 PID: 879 at drivers/gpu/drm/amd/amdgpu/../display/dc/dc_helper.c:249 generic_reg_wait.cold.3+0x2a/0x31 [amdgpu] [ 5983.816186] Modules linked in: nls_utf8 udf crc_itu_t fuse snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi crct10dif_pclmul crc32_pclmul snd_hda_intel ghash_clmulni_intel snd_hda_codec snd_hda_core k10temp usb_storage snd_hwdep i2c_piix4 snd_pcm amdgpu snd_timer snd soundcore chash gpu_sched r8169 realtek wmi video pcc_cpufreq acpi_cpufreq crc32c_intel xhci_pci xhci_hcd [ 5983.816196] CPU: 1 PID: 879 Comm: gnome-shell Tainted: G W 5.0.0-rc2-00253-g2c37e7ae7a69 #1 [ 5983.816197] Hardware name: Micro-Star International Co., Ltd. MS-7A37/B350M MORTAR (MS-7A37), BIOS 1.I0 11/06/2018 [ 5983.816226] RIP: 0010:generic_reg_wait.cold.3+0x2a/0x31 [amdgpu] [ 5983.816227] Code: 44 8b 44 24 68 48 8b 4c 24 60 48 c7 c7 98 85 5b c0 8b 54 24 58 8b 74 24 04 e8 05 db bd cf 41 83 7c 24 20 01 0f 84 ec ea fe ff <0f> 0b e9 e5 ea fe ff e8 cf 4a ef ff 48 c7 c7 00 d0 63 c0 e8 b3 a1 [ 5983.816228] RSP: 0018:ffffba2c822679a8 EFLAGS: 00010297 [ 5983.816229] RAX: 000000000000003b RBX: 000000000000000b RCX: 0000000000000000 [ 5983.816230] RDX: 0000000000000000 RSI: ffff9f8390a55508 RDI: ffff9f8390a55508 [ 5983.816230] RBP: 000000000000504d R08: 0000000000000444 R09: 0000000000000004 [ 5983.816231] R10: 0000000000000000 R11: 0000000000000001 R12: ffff9f83846ab8c0 [ 5983.816231] R13: ffff9f8384691000 R14: 0000000000000001 R15: 0000000000000100 [ 5983.816232] FS: 00007f7860767cc0(0000) GS:ffff9f8390a40000(0000) knlGS:0000000000000000 [ 5983.816233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5983.816233] CR2: 0000365b31e02c60 CR3: 00000003e5b86000 CR4: 00000000003406e0 [ 5983.816234] Call Trace: [ 5983.816268] optc1_lock+0xa0/0xb0 [amdgpu] [ 5983.816301] dcn10_pipe_control_lock.part.18+0x4a/0x70 [amdgpu] [ 5983.816333] dcn10_apply_ctx_for_surface+0xc9/0x5c0 [amdgpu] [ 5983.816362] dc_commit_state+0x25a/0x530 [amdgpu] [ 5983.816365] ? __save_stack_trace+0x92/0x100 [ 5983.816397] amdgpu_dm_atomic_commit_tail+0x1ed/0xb80 [amdgpu] [ 5983.816421] ? amdgpu_bo_pin_restricted+0x60/0x280 [amdgpu] [ 5983.816423] ? _cond_resched+0x15/0x30 [ 5983.816425] ? wait_for_completion_interruptible+0x35/0x1b0 [ 5983.816427] commit_tail+0x3d/0x70 [ 5983.816428] drm_atomic_helper_commit+0x103/0x110 [ 5983.816431] drm_atomic_connector_commit_dpms+0xdb/0x100 [ 5983.816432] drm_mode_obj_set_property_ioctl+0x184/0x2b0 [ 5983.816434] ? import_iovec+0x52/0xb0 [ 5983.816435] ? drm_mode_obj_find_prop_id+0x40/0x40 [ 5983.816436] drm_ioctl_kernel+0xa9/0xf0 [ 5983.816437] drm_ioctl+0x201/0x3a0 [ 5983.816438] ? drm_mode_obj_find_prop_id+0x40/0x40 [ 5983.816440] ? eventfd_read+0xc6/0x250 [ 5983.816463] amdgpu_drm_ioctl+0x49/0x80 [amdgpu] [ 5983.816465] do_vfs_ioctl+0xa4/0x630 [ 5983.816466] ksys_ioctl+0x60/0x90 [ 5983.816468] ? ksys_read+0x9c/0xb0 [ 5983.816469] __x64_sys_ioctl+0x16/0x20 [ 5983.816471] do_syscall_64+0x55/0x170 [ 5983.816472] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 5983.816473] RIP: 0033:0x7f786899a747 [ 5983.816474] Code: 00 00 90 48 8b 05 49 a7 0c 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 01 c3 48 8b 0d 19 a7 0c 00 f7 d8 64 89 01 48 [ 5983.816475] RSP: 002b:00007ffeb4364898 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 5983.816475] RAX: ffffffffffffffda RBX: 000055660a6f4240 RCX: 00007f786899a747 [ 5983.816476] RDX: 00007ffeb43648d0 RSI: 00000000c01864ba RDI: 0000000000000009 [ 5983.816476] RBP: 00007ffeb43648d0 R08: 0000000000000000 R09: 000055660a6baf90 [ 5983.816477] R10: 000055660a6f0748 R11: 0000000000000246 R12: 00000000c01864ba [ 5983.816477] R13: 0000000000000009 R14: 00007ffeb4364ad0 R15: 00007f786978da20 [ 5983.816479] ---[ end trace 8f89d4a6d6deffe0 ]--- [ 6014.670181] [drm] REG_WAIT timeout 1us * 10 tries - optc1_lock line:606 [ 6014.670229] WARNING: CPU: 0 PID: 879 at drivers/gpu/drm/amd/amdgpu/../display/dc/dc_helper.c:249 generic_reg_wait.cold.3+0x2a/0x31 [amdgpu] [ 6014.670230] Modules linked in: nls_utf8 udf crc_itu_t fuse snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi crct10dif_pclmul crc32_pclmul snd_hda_intel ghash_clmulni_intel snd_hda_codec snd_hda_core k10temp usb_storage snd_hwdep i2c_piix4 snd_pcm amdgpu snd_timer snd soundcore chash gpu_sched r8169 realtek wmi video pcc_cpufreq acpi_cpufreq crc32c_intel xhci_pci xhci_hcd [ 6014.670240] CPU: 0 PID: 879 Comm: gnome-shell Tainted: G W 5.0.0-rc2-00253-g2c37e7ae7a69 #1 [ 6014.670241] Hardware name: Micro-Star International Co., Ltd. MS-7A37/B350M MORTAR (MS-7A37), BIOS 1.I0 11/06/2018 [ 6014.670271] RIP: 0010:generic_reg_wait.cold.3+0x2a/0x31 [amdgpu] [ 6014.670272] Code: 44 8b 44 24 68 48 8b 4c 24 60 48 c7 c7 98 85 5b c0 8b 54 24 58 8b 74 24 04 e8 05 db bd cf 41 83 7c 24 20 01 0f 84 ec ea fe ff <0f> 0b e9 e5 ea fe ff e8 cf 4a ef ff 48 c7 c7 00 d0 63 c0 e8 b3 a1 [ 6014.670273] RSP: 0018:ffffba2c822679a8 EFLAGS: 00010297 [ 6014.670274] RAX: 000000000000003b RBX: 000000000000000b RCX: 0000000000000000 [ 6014.670274] RDX: 0000000000000000 RSI: ffff9f8390a15508 RDI: ffff9f8390a15508 [ 6014.670275] RBP: 000000000000504d R08: 0000000000000478 R09: 0000000000000004 [ 6014.670275] R10: 0000000000000000 R11: 0000000000000001 R12: ffff9f83846ab8c0 [ 6014.670276] R13: ffff9f836643bc00 R14: 0000000000000001 R15: 0000000000000100 [ 6014.670277] FS: 00007f7860767cc0(0000) GS:ffff9f8390a00000(0000) knlGS:0000000000000000 [ 6014.670278] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6014.670278] CR2: 00007f785f18500c CR3: 00000003e5b86000 CR4: 00000000003406f0 [ 6014.670278] Call Trace: [ 6014.670312] optc1_lock+0xa0/0xb0 [amdgpu] [ 6014.670345] dcn10_pipe_control_lock.part.18+0x4a/0x70 [amdgpu] [ 6014.670377] dcn10_apply_ctx_for_surface+0xc9/0x5c0 [amdgpu] [ 6014.670406] dc_commit_state+0x25a/0x530 [amdgpu] [ 6014.670409] ? __save_stack_trace+0x92/0x100 [ 6014.670441] amdgpu_dm_atomic_commit_tail+0x1ed/0xb80 [amdgpu] [ 6014.670465] ? amdgpu_bo_pin_restricted+0x60/0x280 [amdgpu] [ 6014.670467] ? _cond_resched+0x15/0x30 [ 6014.670469] ? wait_for_completion_interruptible+0x35/0x1b0 [ 6014.670471] commit_tail+0x3d/0x70 [ 6014.670472] drm_atomic_helper_commit+0x103/0x110 [ 6014.670474] drm_atomic_connector_commit_dpms+0xdb/0x100 [ 6014.670476] drm_mode_obj_set_property_ioctl+0x184/0x2b0 [ 6014.670478] ? import_iovec+0x52/0xb0 [ 6014.670479] ? drm_mode_obj_find_prop_id+0x40/0x40 [ 6014.670481] drm_ioctl_kernel+0xa9/0xf0 [ 6014.670482] drm_ioctl+0x201/0x3a0 [ 6014.670483] ? drm_mode_obj_find_prop_id+0x40/0x40 [ 6014.670485] ? eventfd_read+0xc6/0x250 [ 6014.670507] amdgpu_drm_ioctl+0x49/0x80 [amdgpu] [ 6014.670509] do_vfs_ioctl+0xa4/0x630 [ 6014.670510] ksys_ioctl+0x60/0x90 [ 6014.670512] ? ksys_read+0x9c/0xb0 [ 6014.670513] __x64_sys_ioctl+0x16/0x20 [ 6014.670515] do_syscall_64+0x55/0x170 [ 6014.670516] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 6014.670517] RIP: 0033:0x7f786899a747 [ 6014.670518] Code: 00 00 90 48 8b 05 49 a7 0c 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 01 c3 48 8b 0d 19 a7 0c 00 f7 d8 64 89 01 48 [ 6014.670519] RSP: 002b:00007ffeb4364898 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 6014.670520] RAX: ffffffffffffffda RBX: 000055660a6f4240 RCX: 00007f786899a747 [ 6014.670520] RDX: 00007ffeb43648d0 RSI: 00000000c01864ba RDI: 0000000000000009 [ 6014.670521] RBP: 00007ffeb43648d0 R08: 0000000000000000 R09: 000055660a6baf90 [ 6014.670521] R10: 000055660a6f0748 R11: 0000000000000246 R12: 00000000c01864ba [ 6014.670522] R13: 0000000000000009 R14: 00007ffeb4364ad0 R15: 00007f786978da20 [ 6014.670523] ---[ end trace 8f89d4a6d6deffe1 ]--- Do the AMD developers have access to such devices to reproduce this? Is there a QA process?
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