Comment # 1
on bug 110381
from Paul Menzel
This still happens with Linux 5.1-rc6. ``` [Fri Apr 26 16:02:16 2019] [drm] DM_MST: stopping TM on aconnector: 00000000c53c37c4 [id: 59] [Fri Apr 26 16:02:16 2019] [drm] DM_MST: Disabling connector: 00000000d00286a1 [id: 70] [master: 00000000c53c37c4] [Fri Apr 26 16:02:16 2019] [drm] DM_MST: Disabling connector: 00000000e78a9cad [id: 75] [master: 00000000c53c37c4] [Fri Apr 26 16:02:19 2019] usb 1-10: USB disconnect, device number 9 [Mon Apr 29 10:16:33 2019] [drm] DM_MST: starting TM on aconnector: 00000000c53c37c4 [id: 59] [Mon Apr 29 10:16:33 2019] [drm] DM_MST: added connector: 00000000f322b7c6 [id: 83] [master: 00000000c53c37c4] [Mon Apr 29 10:16:33 2019] [drm] SADs count is: -2, don't need to read it [Mon Apr 29 10:16:33 2019] [drm] DM_MST: added connector: 00000000d75129fc [id: 103] [master: 00000000c53c37c4] [Mon Apr 29 10:16:34 2019] [drm] Failed to updateMST allocation table forpipe idx:0 [Mon Apr 29 10:16:34 2019] [drm] SADs count is: -2, don't need to read it [Mon Apr 29 10:16:34 2019] [drm] Failed to updateMST allocation table forpipe idx:0 [Mon Apr 29 10:16:34 2019] [drm] Failed to updateMST allocation table forpipe idx:0 [Mon Apr 29 10:16:34 2019] WARNING: CPU: 3 PID: 466 at drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:2354 update_mst_stream_alloc_table+0x144/0x150 [amdgpu] [Mon Apr 29 10:16:34 2019] Modules linked in: fuse rpcsec_gss_krb5 nfsv4 nfs 8021q garp stp mrp llc input_leds led_class amdgpu snd_hda_codec_realtek snd_hda_codec_generic i915 chash gpu_sched ttm iosf_mbi snd_hda_codec_hdmi drm_kms_helper snd_hda_intel intel_gtt snd_hda_codec drm x86_pkg_temp_thermal fb_sys_fops syscopyarea snd_hda_core kvm_intel snd_pcm kvm snd_timer snd sysfillrect irqbypass wmi_bmof soundcore crc32c_intel sysimgblt video wmi nfsd auth_rpcgss oid_registry nfs_acl lockd grace sunrpc efivarfs ip_tables x_tables unix ipv6 autofs4 [Mon Apr 29 10:16:34 2019] CPU: 3 PID: 466 Comm: Xorg Kdump: loaded Not tainted 5.1.0-rc6.mx64.258 #1 [Mon Apr 29 10:16:34 2019] Hardware name: Dell Inc. Precision 3630 Tower/0NNNCT, BIOS 1.0.4 07/17/2018 [Mon Apr 29 10:16:34 2019] RIP: 0010:update_mst_stream_alloc_table+0x144/0x150 [amdgpu] [Mon Apr 29 10:16:34 2019] Code: 63 d0 48 83 c2 13 48 c1 e2 04 4d 8b 4c 10 08 4d 8b 54 10 10 4d 89 0c 24 4d 89 54 24 08 39 c1 75 81 e9 67 ff ff ff 31 c0 eb f3 <0f> 0b e9 14 ff ff ff e8 f0 15 88 e0 0f 1f 44 00 00 41 55 41 54 49 [Mon Apr 29 10:16:34 2019] RSP: 0018:ffffc9000252b6b0 EFLAGS: 00010202 [Mon Apr 29 10:16:34 2019] RAX: 0000000000000002 RBX: ffff88846410c5c0 RCX: 0000000000000000 [Mon Apr 29 10:16:34 2019] RDX: ffffc9000252b784 RSI: ffff88844d848a80 RDI: ffffc9000252b710 [Mon Apr 29 10:16:34 2019] RBP: ffffc9000252b750 R08: ffff888460a53c00 R09: ffff888384600000 [Mon Apr 29 10:16:34 2019] R10: ffffc9000252b768 R11: ffffc9000252b6b0 R12: ffff888460a53c00 [Mon Apr 29 10:16:34 2019] R13: ffff88846410c000 R14: 0000000000000002 R15: ffff888454a70000 [Mon Apr 29 10:16:34 2019] FS: 00007f906be66540(0000) GS:ffff88846c0c0000(0000) knlGS:0000000000000000 [Mon Apr 29 10:16:34 2019] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [Mon Apr 29 10:16:34 2019] CR2: 00000000006c7448 CR3: 000000044c81c006 CR4: 00000000003606e0 [Mon Apr 29 10:16:34 2019] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [Mon Apr 29 10:16:34 2019] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [Mon Apr 29 10:16:34 2019] Call Trace: [Mon Apr 29 10:16:34 2019] ? mutex_lock+0xe/0x30 [Mon Apr 29 10:16:34 2019] ? core_link_enable_stream+0x47a/0x1090 [amdgpu] [Mon Apr 29 10:16:34 2019] core_link_enable_stream+0x47a/0x1090 [amdgpu] [Mon Apr 29 10:16:34 2019] dce110_apply_ctx_to_hw+0x3f1/0x480 [amdgpu] [Mon Apr 29 10:16:34 2019] ? dce110_apply_ctx_for_surface+0x250/0x2b0 [amdgpu] [Mon Apr 29 10:16:34 2019] dc_commit_state+0x2d6/0x560 [amdgpu] [Mon Apr 29 10:16:34 2019] ? drm_calc_timestamping_constants+0xe5/0x150 [drm] [Mon Apr 29 10:16:34 2019] amdgpu_dm_atomic_commit_tail+0x388/0x1960 [amdgpu] [Mon Apr 29 10:16:34 2019] ? bw_calcs+0x6f8/0x1cd0 [amdgpu] [Mon Apr 29 10:16:34 2019] ? dce112_validate_bandwidth+0x3e/0x70 [amdgpu] [Mon Apr 29 10:16:34 2019] ? dc_validate_global_state+0x2d4/0x360 [amdgpu] [Mon Apr 29 10:16:34 2019] ? amdgpu_bo_pin_restricted+0x68/0x290 [amdgpu] [Mon Apr 29 10:16:34 2019] ? _cond_resched+0x15/0x40 [Mon Apr 29 10:16:34 2019] ? wait_for_common+0x3d/0x180 [Mon Apr 29 10:16:34 2019] ? _cond_resched+0x15/0x40 [Mon Apr 29 10:16:34 2019] ? wait_for_common+0x3d/0x180 [Mon Apr 29 10:16:34 2019] ? dm_plane_helper_prepare_fb+0x117/0x370 [amdgpu] [Mon Apr 29 10:16:34 2019] ? commit_tail+0x3d/0x70 [drm_kms_helper] [Mon Apr 29 10:16:34 2019] commit_tail+0x3d/0x70 [drm_kms_helper] [Mon Apr 29 10:16:34 2019] drm_atomic_helper_commit+0xfc/0x110 [drm_kms_helper] [Mon Apr 29 10:16:34 2019] drm_atomic_helper_set_config+0x80/0x90 [drm_kms_helper] [Mon Apr 29 10:16:34 2019] drm_mode_setcrtc+0x170/0x6c0 [drm] [Mon Apr 29 10:16:34 2019] ? drm_mode_getcrtc+0x180/0x180 [drm] [Mon Apr 29 10:16:34 2019] drm_ioctl_kernel+0x88/0xf0 [drm] [Mon Apr 29 10:16:34 2019] drm_ioctl+0x2f8/0x3b0 [drm] [Mon Apr 29 10:16:34 2019] ? drm_mode_getcrtc+0x180/0x180 [drm] [Mon Apr 29 10:16:34 2019] amdgpu_drm_ioctl+0x49/0x80 [amdgpu] [Mon Apr 29 10:16:34 2019] do_vfs_ioctl+0xa4/0x630 [Mon Apr 29 10:16:34 2019] ? __sys_recvmsg+0x8a/0xa0 [Mon Apr 29 10:16:34 2019] ksys_ioctl+0x3a/0x70 [Mon Apr 29 10:16:34 2019] __x64_sys_ioctl+0x16/0x20 [Mon Apr 29 10:16:34 2019] do_syscall_64+0x48/0x100 [Mon Apr 29 10:16:34 2019] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [Mon Apr 29 10:16:34 2019] RIP: 0033:0x7f90699b4647 [Mon Apr 29 10:16:34 2019] Code: 00 00 00 48 8b 05 41 58 2c 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 11 58 2c 00 f7 d8 64 89 01 48 [Mon Apr 29 10:16:34 2019] RSP: 002b:00007ffefc39edf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [Mon Apr 29 10:16:34 2019] RAX: ffffffffffffffda RBX: 00007ffefc39ee30 RCX: 00007f90699b4647 [Mon Apr 29 10:16:34 2019] RDX: 00007ffefc39ee30 RSI: 00000000c06864a2 RDI: 000000000000000b [Mon Apr 29 10:16:34 2019] RBP: 00007ffefc39ee30 R08: 0000000000000000 R09: 00000000016deaf0 [Mon Apr 29 10:16:34 2019] R10: 00007ffefc39eef0 R11: 0000000000000246 R12: 00000000c06864a2 [Mon Apr 29 10:16:34 2019] R13: 000000000000000b R14: 0000000000000000 R15: 00000000016deaf0 [Mon Apr 29 10:16:34 2019] ---[ end trace f73ac3cc2c839e40 ]--- [Mon Apr 29 10:17:17 2019] usb 1-10: new high-speed USB device number 10 using xhci_hcd [Mon Apr 29 10:17:17 2019] usb-storage 1-10:1.0: USB Mass Storage device detected [Mon Apr 29 10:17:17 2019] scsi host5: usb-storage 1-10:1.0 [Mon Apr 29 10:17:18 2019] scsi 5:0:0:0: Direct-Access Linux File-CD Gadget 0000 PQ: 0 ANSI: 2 [Mon Apr 29 10:17:18 2019] sd 5:0:0:0: Attached scsi generic sg2 type 0 [Mon Apr 29 10:17:18 2019] sd 5:0:0:0: Power-on or device reset occurred [Mon Apr 29 10:17:18 2019] sd 5:0:0:0: [sdc] Attached SCSI removable disk [Mon Apr 29 10:17:20 2019] usb 1-10: USB disconnect, device number 10 [Mon Apr 29 10:17:21 2019] usb 1-10: new high-speed USB device number 11 using xhci_hcd [Mon Apr 29 10:17:21 2019] usb-storage 1-10:1.0: USB Mass Storage device detected [Mon Apr 29 10:17:21 2019] scsi host5: usb-storage 1-10:1.0 [Mon Apr 29 10:17:22 2019] scsi 5:0:0:0: Direct-Access Linux File-CD Gadget 0000 PQ: 0 ANSI: 2 [Mon Apr 29 10:17:22 2019] sd 5:0:0:0: Attached scsi generic sg2 type 0 [Mon Apr 29 10:17:22 2019] sd 5:0:0:0: Power-on or device reset occurred [Mon Apr 29 10:17:22 2019] sd 5:0:0:0: [sdc] Attached SCSI removable disk [Mon Apr 29 10:18:07 2019] usb 1-10: USB disconnect, device number 11 [Mon Apr 29 10:18:07 2019] usb 1-10: new high-speed USB device number 12 using xhci_hcd [Mon Apr 29 10:18:07 2019] usb-storage 1-10:1.0: USB Mass Storage device detected [Mon Apr 29 10:18:07 2019] scsi host5: usb-storage 1-10:1.0 [Mon Apr 29 10:18:08 2019] scsi 5:0:0:0: Direct-Access Linux File-CD Gadget 0000 PQ: 0 ANSI: 2 [Mon Apr 29 10:18:08 2019] sd 5:0:0:0: Attached scsi generic sg2 type 0 [Mon Apr 29 10:18:08 2019] sd 5:0:0:0: Power-on or device reset occurred [Mon Apr 29 10:18:08 2019] sd 5:0:0:0: [sdc] Attached SCSI removable disk [Mon Apr 29 10:19:23 2019] [drm] DM_MST: stopping TM on aconnector: 00000000c53c37c4 [id: 59] [Mon Apr 29 10:19:23 2019] [drm] DM_MST: Disabling connector: 00000000f322b7c6 [id: 83] [master: 00000000c53c37c4] [Mon Apr 29 10:19:23 2019] [drm] DM_MST: Disabling connector: 00000000d75129fc [id: 103] [master: 00000000c53c37c4] [Mon Apr 29 10:19:24 2019] [drm] DM_MST: starting TM on aconnector: 00000000c53c37c4 [id: 59] [Mon Apr 29 10:19:25 2019] [drm] DM_MST: added connector: 0000000017233044 [id: 92] [master: 00000000c53c37c4] [Mon Apr 29 10:19:25 2019] [drm] SADs count is: -2, don't need to read it [Mon Apr 29 10:19:25 2019] [drm] DM_MST: added connector: 00000000e263cd87 [id: 108] [master: 00000000c53c37c4] [Mon Apr 29 10:19:25 2019] [drm] SADs count is: -2, don't need to read it [Mon Apr 29 10:19:25 2019] [drm] Failed to updateMST allocation table forpipe idx:0 [Mon Apr 29 10:19:25 2019] [drm] Failed to updateMST allocation table forpipe idx:0 [Mon Apr 29 10:19:39 2019] [drm] DM_MST: stopping TM on aconnector: 00000000c53c37c4 [id: 59] [Mon Apr 29 10:19:39 2019] [drm] DM_MST: Disabling connector: 0000000017233044 [id: 92] [master: 00000000c53c37c4] [Mon Apr 29 10:19:39 2019] [drm] DM_MST: Disabling connector: 00000000e263cd87 [id: 108] [master: 00000000c53c37c4] [Mon Apr 29 10:19:43 2019] [drm] DM_MST: starting TM on aconnector: 00000000c53c37c4 [id: 59] [Mon Apr 29 10:19:43 2019] [drm] DM_MST: added connector: 000000001c781c8d [id: 85] [master: 00000000c53c37c4] [Mon Apr 29 10:19:43 2019] [drm] amdgpu_dm_irq_schedule_work FAILED src 12 [Mon Apr 29 10:19:43 2019] [drm] SADs count is: -2, don't need to read it [Mon Apr 29 10:19:43 2019] [drm] Failed to updateMST allocation table forpipe idx:0 [Mon Apr 29 10:19:44 2019] [drm] DM_MST: added connector: 00000000e78a9cad [id: 97] [master: 00000000c53c37c4] [Mon Apr 29 10:19:44 2019] [drm] SADs count is: -2, don't need to read it ```
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