<html>
<head>
<base href="https://bugs.freedesktop.org/">
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Backtrace on plugging dock on drm-tip"
href="https://bugs.freedesktop.org/show_bug.cgi?id=111142">111142</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Backtrace on plugging dock on drm-tip
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>DRI git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>lionel.g.landwerlin@linux.intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>Getting a few of those :
Jul 16 08:20:38 delly kernel: WARNING: CPU: 2 PID: 19135 at
drivers/gpu/drm/drm_mode_object.c:45 __drm_mode_object_add+0x97/0xa0 [drm]
Jul 16 08:20:38 delly kernel: Modules linked in: thunderbolt ctr ccm
snd_usb_audio snd_usbmidi_lib snd_rawmidi snd_seq_device tun fuse rfcomm
pci_stub vboxpci(O) vboxnetadp(O) vboxnetflt(O) vboxdrv(O) cdc_ether usbnet
nf_tables nfnetlink r8152 mii cpufreq_powersave cpufreq_conservative
cpufreq_userspace cmac bnep btu
Jul 16 08:20:38 delly kernel: snd_hda_intel rtsx_pci_ms snd_hda_codec
snd_hda_core memstick snd_hwdep efivars snd_pcm pcspkr snd_timer iTCO_wdt
cfg80211 iTCO_vendor_support snd soundcore rfkill mei_me idma64 mei ucsi_acpi
typec_ucsi processor_thermal_device intel_soc_dts_iosf typec intel_pch_thermal
battery soc_butt
Jul 16 08:20:38 delly kernel: i2c_algo_bit prime_numbers drm_kms_helper
i2c_hid aes_x86_64 xhci_pci crypto_simd nvme cryptd glue_helper nvme_core drm
psmouse i2c_i801 xhci_hcd rtsx_pci intel_lpss_pci usbcore intel_lpss thermal
wmi hid video
Jul 16 08:20:38 delly kernel: CPU: 2 PID: 19135 Comm: kworker/2:0 Tainted: G
W O 5.2.0+ #147
Jul 16 08:20:38 delly kernel: Hardware name: Dell Inc. XPS 13 9360/0839Y6, BIOS
2.11.0 03/14/2019
Jul 16 08:20:38 delly kernel: Workqueue: events_long drm_dp_mst_link_probe_work
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: RIP: 0010:__drm_mode_object_add+0x97/0xa0 [drm]
Jul 16 08:20:38 delly kernel: Code: 74 0b 4c 89 75 18 c7 45 10 01 00 00 00 4c
89 ef e8 1e e8 19 ca 85 db b8 00 00 00 00 0f 4e c3 5b 5d 41 5c 41 5d 41 5e 41
5f c3 <0f> 0b eb 8e 0f 1f 44 00 00 0f 1f 44 00 00 45 31 c0 b9 01 00 00 00
Jul 16 08:20:38 delly kernel: RSP: 0000:ffffaf3e452ffbf0 EFLAGS: 00010246
Jul 16 08:20:38 delly kernel: RAX: ffffa09edf832780 RBX: ffffa09f21a50000 RCX:
0000000000000001
Jul 16 08:20:38 delly kernel: RDX: 00000000b0b0b0b0 RSI: ffffa09ee6ce3c10 RDI:
ffffa09f21a50000
Jul 16 08:20:38 delly kernel: RBP: ffffa09ee6ce3c10 R08: 0000000000000000 R09:
ffffa09edf832780
Jul 16 08:20:38 delly kernel: R10: ffffa09f2d8588f0 R11: ffffa09f21a501f8 R12:
00000000b0b0b0b0
Jul 16 08:20:38 delly kernel: R13: 0000000000000002 R14: 0000000000000000 R15:
0000000000000001
Jul 16 08:20:38 delly kernel: FS: 0000000000000000(0000)
GS:ffffa09f2e300000(0000) knlGS:0000000000000000
Jul 16 08:20:38 delly kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Jul 16 08:20:38 delly kernel: CR2: 0000399e42228000 CR3: 00000003d73a4006 CR4:
00000000003606e0
Jul 16 08:20:38 delly kernel: Call Trace:
Jul 16 08:20:38 delly kernel: drm_property_create+0xc3/0x180 [drm]
Jul 16 08:20:38 delly kernel: drm_property_create_range+0x1a/0x40 [drm]
Jul 16 08:20:38 delly kernel: drm_connector_attach_max_bpc_property+0x67/0x80
[drm]
Jul 16 08:20:38 delly kernel: intel_dp_add_mst_connector+0x124/0x150 [i915]
Jul 16 08:20:38 delly kernel: drm_dp_add_port+0x20a/0x430 [drm_kms_helper]
Jul 16 08:20:38 delly kernel: ? try_to_del_timer_sync+0x4d/0x80
Jul 16 08:20:38 delly kernel: ? del_timer_sync+0x35/0x40
Jul 16 08:20:38 delly kernel: ? schedule_timeout+0x168/0x320
Jul 16 08:20:38 delly kernel: ? prepare_to_wait_event+0xb6/0x140
Jul 16 08:20:38 delly kernel: ? finish_wait+0x3c/0x80
Jul 16 08:20:38 delly kernel: ? _cond_resched+0x15/0x30
Jul 16 08:20:38 delly kernel: ? drm_dp_mst_wait_tx_reply+0x6d/0x1f0
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: ? drm_dp_check_mstb_guid+0x3b/0x120
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: drm_dp_send_link_address+0x155/0x1d0
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: drm_dp_check_and_send_link_address+0x9b/0xa0
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: drm_dp_mst_link_probe_work+0x62/0x70
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: process_one_work+0x1ae/0x3d0
Jul 16 08:20:38 delly kernel: worker_thread+0x30/0x3b0
Jul 16 08:20:38 delly kernel: ? create_worker+0x1a0/0x1a0
Jul 16 08:20:38 delly kernel: kthread+0x112/0x130
Jul 16 08:20:38 delly kernel: ? __kthread_parkme+0x70/0x70
Jul 16 08:20:38 delly kernel: ret_from_fork+0x35/0x40
Jul 16 08:20:38 delly kernel: WARNING: CPU: 2 PID: 19135 at
drivers/gpu/drm/drm_mode_object.c:45 __drm_mode_object_add+0x97/0xa0 [drm]
Jul 16 08:20:38 delly kernel: ---[ end trace 58cebd1cf10dfb38 ]---
Jul 16 08:20:38 delly kernel: WARNING: CPU: 2 PID: 19135 at
drivers/gpu/drm/drm_mode_object.c:45 __drm_mode_object_add+0x97/0xa0 [drm]
Jul 16 08:20:38 delly kernel: Modules linked in: thunderbolt ctr ccm
snd_usb_audio snd_usbmidi_lib snd_rawmidi snd_seq_device tun fuse rfcomm
pci_stub vboxpci(O) vboxnetadp(O) vboxnetflt(O) vboxdrv(O) cdc_ether usbnet
nf_tables nfnetlink r8152 mii cpufreq_powersave cpufreq_conservative
cpufreq_userspace cmac bnep btu
Jul 16 08:20:38 delly kernel: snd_hda_intel rtsx_pci_ms snd_hda_codec
snd_hda_core memstick snd_hwdep efivars snd_pcm pcspkr snd_timer iTCO_wdt
cfg80211 iTCO_vendor_support snd soundcore rfkill mei_me idma64 mei ucsi_acpi
typec_ucsi processor_thermal_device intel_soc_dts_iosf typec intel_pch_thermal
battery soc_butt
Jul 16 08:20:38 delly kernel: i2c_algo_bit prime_numbers drm_kms_helper
i2c_hid aes_x86_64 xhci_pci crypto_simd nvme cryptd glue_helper nvme_core drm
psmouse i2c_i801 xhci_hcd rtsx_pci intel_lpss_pci usbcore intel_lpss thermal
wmi hid video
Jul 16 08:20:38 delly kernel: CPU: 2 PID: 19135 Comm: kworker/2:0 Tainted: G
W O 5.2.0+ #147
Jul 16 08:20:38 delly kernel: Hardware name: Dell Inc. XPS 13 9360/0839Y6, BIOS
2.11.0 03/14/2019
Jul 16 08:20:38 delly kernel: Workqueue: events_long drm_dp_mst_link_probe_work
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: RIP: 0010:__drm_mode_object_add+0x97/0xa0 [drm]
Jul 16 08:20:38 delly kernel: Code: 74 0b 4c 89 75 18 c7 45 10 01 00 00 00 4c
89 ef e8 1e e8 19 ca 85 db b8 00 00 00 00 0f 4e c3 5b 5d 41 5c 41 5d 41 5e 41
5f c3 <0f> 0b eb 8e 0f 1f 44 00 00 0f 1f 44 00 00 45 31 c0 b9 01 00 00 00
Jul 16 08:20:38 delly kernel: RSP: 0000:ffffaf3e452ffbf0 EFLAGS: 00010246
Jul 16 08:20:38 delly kernel: RAX: ffffa09edf832820 RBX: ffffa09f21a50000 RCX:
0000000000000001
Jul 16 08:20:38 delly kernel: RDX: 00000000b0b0b0b0 RSI: ffffa09ee6ce3e10 RDI:
ffffa09f21a50000
Jul 16 08:20:38 delly kernel: RBP: ffffa09ee6ce3e10 R08: 0000000000000000 R09:
ffffa09edf832820
Jul 16 08:20:38 delly kernel: R10: ffffa09c701eb270 R11: ffffa09f21a501f8 R12:
00000000b0b0b0b0
Jul 16 08:20:38 delly kernel: R13: 0000000000000002 R14: 0000000000000000 R15:
0000000000000001
Jul 16 08:20:38 delly kernel: FS: 0000000000000000(0000)
GS:ffffa09f2e300000(0000) knlGS:0000000000000000
Jul 16 08:20:38 delly kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Jul 16 08:20:38 delly kernel: CR2: 0000399e42228000 CR3: 00000003d73a4006 CR4:
00000000003606e0
Jul 16 08:20:38 delly kernel: Call Trace:
Jul 16 08:20:38 delly kernel: drm_property_create+0xc3/0x180 [drm]
Jul 16 08:20:38 delly kernel: drm_property_create_range+0x1a/0x40 [drm]
Jul 16 08:20:38 delly kernel: drm_connector_attach_max_bpc_property+0x67/0x80
[drm]
Jul 16 08:20:38 delly kernel: intel_dp_add_mst_connector+0x124/0x150 [i915]
Jul 16 08:20:38 delly kernel: drm_dp_add_port+0x20a/0x430 [drm_kms_helper]
Jul 16 08:20:38 delly kernel: ? try_to_del_timer_sync+0x4d/0x80
Jul 16 08:20:38 delly kernel: ? del_timer_sync+0x35/0x40
Jul 16 08:20:38 delly kernel: ? schedule_timeout+0x168/0x320
Jul 16 08:20:38 delly kernel: ? prepare_to_wait_event+0xb6/0x140
Jul 16 08:20:38 delly kernel: ? finish_wait+0x3c/0x80
Jul 16 08:20:38 delly kernel: ? _cond_resched+0x15/0x30
Jul 16 08:20:38 delly kernel: ? drm_dp_mst_wait_tx_reply+0x6d/0x1f0
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: ? drm_dp_check_mstb_guid+0x3b/0x120
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: drm_dp_send_link_address+0x155/0x1d0
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: drm_dp_check_and_send_link_address+0x9b/0xa0
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: drm_dp_mst_link_probe_work+0x62/0x70
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: process_one_work+0x1ae/0x3d0
Jul 16 08:20:38 delly kernel: worker_thread+0x30/0x3b0
Jul 16 08:20:38 delly kernel: ? create_worker+0x1a0/0x1a0
Jul 16 08:20:38 delly kernel: kthread+0x112/0x130
Jul 16 08:20:38 delly kernel: ? __kthread_parkme+0x70/0x70
Jul 16 08:20:38 delly kernel: ret_from_fork+0x35/0x40
Jul 16 08:20:38 delly kernel: WARNING: CPU: 2 PID: 19135 at
drivers/gpu/drm/drm_mode_object.c:45 __drm_mode_object_add+0x97/0xa0 [drm]
Jul 16 08:20:38 delly kernel: ---[ end trace 58cebd1cf10dfb39 ]---
Jul 16 08:20:38 delly minissdpd[1496]: peer 192.168.0.104:42519 is not from a
LAN
Jul 16 08:20:38 delly kernel: WARNING: CPU: 2 PID: 19135 at
drivers/gpu/drm/drm_mode_object.c:45 __drm_mode_object_add+0x97/0xa0 [drm]
Jul 16 08:20:38 delly kernel: Modules linked in: thunderbolt ctr ccm
snd_usb_audio snd_usbmidi_lib snd_rawmidi snd_seq_device tun fuse rfcomm
pci_stub vboxpci(O) vboxnetadp(O) vboxnetflt(O) vboxdrv(O) cdc_ether usbnet
nf_tables nfnetlink r8152 mii cpufreq_powersave cpufreq_conservative
cpufreq_userspace cmac bnep btu
Jul 16 08:20:38 delly kernel: snd_hda_intel rtsx_pci_ms snd_hda_codec
snd_hda_core memstick snd_hwdep efivars snd_pcm pcspkr snd_timer iTCO_wdt
cfg80211 iTCO_vendor_support snd soundcore rfkill mei_me idma64 mei ucsi_acpi
typec_ucsi processor_thermal_device intel_soc_dts_iosf typec intel_pch_thermal
battery soc_butt
Jul 16 08:20:38 delly kernel: i2c_algo_bit prime_numbers drm_kms_helper
i2c_hid aes_x86_64 xhci_pci crypto_simd nvme cryptd glue_helper nvme_core drm
psmouse i2c_i801 xhci_hcd rtsx_pci intel_lpss_pci usbcore intel_lpss thermal
wmi hid video
Jul 16 08:20:38 delly kernel: CPU: 2 PID: 19135 Comm: kworker/2:0 Tainted: G
W O 5.2.0+ #147
Jul 16 08:20:38 delly kernel: Hardware name: Dell Inc. XPS 13 9360/0839Y6, BIOS
2.11.0 03/14/2019
Jul 16 08:20:38 delly kernel: Workqueue: events_long drm_dp_mst_link_probe_work
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: RIP: 0010:__drm_mode_object_add+0x97/0xa0 [drm]
Jul 16 08:20:38 delly kernel: Code: 74 0b 4c 89 75 18 c7 45 10 01 00 00 00 4c
89 ef e8 1e e8 19 ca 85 db b8 00 00 00 00 0f 4e c3 5b 5d 41 5c 41 5d 41 5e 41
5f c3 <0f> 0b eb 8e 0f 1f 44 00 00 0f 1f 44 00 00 45 31 c0 b9 01 00 00 00
Jul 16 08:20:38 delly kernel: RSP: 0000:ffffaf3e452ffbf0 EFLAGS: 00010246
Jul 16 08:20:38 delly kernel: RAX: ffffa09edf832180 RBX: ffffa09f21a50000 RCX:
0000000000000001
Jul 16 08:20:38 delly kernel: RDX: 00000000b0b0b0b0 RSI: ffffa09ee6ce3f90 RDI:
ffffa09f21a50000
Jul 16 08:20:38 delly kernel: RBP: ffffa09ee6ce3f90 R08: 0000000000000000 R09:
ffffa09edf832180
Jul 16 08:20:38 delly kernel: R10: ffffa09c701eb288 R11: ffffa09f21a501f8 R12:
00000000b0b0b0b0
Jul 16 08:20:38 delly kernel: R13: 0000000000000002 R14: 0000000000000000 R15:
0000000000000001
Jul 16 08:20:38 delly kernel: FS: 0000000000000000(0000)
GS:ffffa09f2e300000(0000) knlGS:0000000000000000
Jul 16 08:20:38 delly kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Jul 16 08:20:38 delly kernel: CR2: 0000564f68e322d9 CR3: 000000045a086004 CR4:
00000000003606e0
Jul 16 08:20:38 delly kernel: Call Trace:
Jul 16 08:20:38 delly kernel: drm_property_create+0xc3/0x180 [drm]
Jul 16 08:20:38 delly kernel: drm_property_create_range+0x1a/0x40 [drm]
Jul 16 08:20:38 delly kernel: drm_connector_attach_max_bpc_property+0x67/0x80
[drm]
Jul 16 08:20:38 delly kernel: intel_dp_add_mst_connector+0x124/0x150 [i915]
Jul 16 08:20:38 delly kernel: drm_dp_add_port+0x20a/0x430 [drm_kms_helper]
Jul 16 08:20:38 delly kernel: ? try_to_del_timer_sync+0x4d/0x80
Jul 16 08:20:38 delly kernel: ? del_timer_sync+0x35/0x40
Jul 16 08:20:38 delly kernel: ? schedule_timeout+0x168/0x320
Jul 16 08:20:38 delly kernel: ? prepare_to_wait_event+0xb6/0x140
Jul 16 08:20:38 delly kernel: ? finish_wait+0x3c/0x80
Jul 16 08:20:38 delly kernel: ? _cond_resched+0x15/0x30
Jul 16 08:20:38 delly kernel: ? drm_dp_mst_wait_tx_reply+0x6d/0x1f0
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: ? drm_dp_check_mstb_guid+0x3b/0x120
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: drm_dp_send_link_address+0x155/0x1d0
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: drm_dp_check_and_send_link_address+0x9b/0xa0
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: drm_dp_mst_link_probe_work+0x62/0x70
[drm_kms_helper]
Jul 16 08:20:38 delly kernel: process_one_work+0x1ae/0x3d0
Jul 16 08:20:38 delly kernel: worker_thread+0x30/0x3b0
Jul 16 08:20:38 delly kernel: ? create_worker+0x1a0/0x1a0
Jul 16 08:20:38 delly kernel: kthread+0x112/0x130
Jul 16 08:20:38 delly kernel: ? __kthread_parkme+0x70/0x70
Jul 16 08:20:38 delly kernel: ret_from_fork+0x35/0x40
Jul 16 08:20:38 delly kernel: WARNING: CPU: 2 PID: 19135 at
drivers/gpu/drm/drm_mode_object.c:45 __drm_mode_object_add+0x97/0xa0 [drm]
Jul 16 08:20:38 delly kernel: ---[ end trace 58cebd1cf10dfb3a ]---</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are on the CC list for the bug.</li>
<li>You are the assignee for the bug.</li>
<li>You are the QA Contact for the bug.</li>
</ul>
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