[Bug 103022] [BAT] igt at kms_* incomplete softdog
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Thu Oct 5 11:33:35 UTC 2017
https://bugs.freedesktop.org/show_bug.cgi?id=103022
--- Comment #4 from Marta Löfstedt <marta.lofstedt at intel.com> ---
Also:
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3171/fi-cfl-s/igt@drv_module_reload@basic-reload-inject.html
and:
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3179/fi-cfl-s/igt@drv_module_reload@basic-no-display.html
Note: before softdog is triggered dmesg:
<4>[ 536.788670] DEBUG_LOCKS_WARN_ON(mutex_is_locked(lock))
<4>[ 536.788683] ------------[ cut here ]------------
<4>[ 536.788723] WARNING: CPU: 0 PID: 4959 at kernel/locking/mutex-debug.c:103
mutex_destroy+0x4e/0x60
<4>[ 536.788748] Modules linked in: i915(-) snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec snd_hwdep
snd_hda_core snd_pcm vgem ax88179_178a usbnet x86_pkg_temp_thermal mii
intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel
e1000e ptp pps_core prime_numbers i2c_hid [last unloaded: snd_hda_intel]
<4>[ 536.788878] CPU: 0 PID: 4959 Comm: drv_module_relo Tainted: G U
4.14.0-rc3-CI-CI_DRM_3171+ #1
<4>[ 536.788905] Hardware name: Intel Corporation CoffeeLake Client
Platform/CoffeeLake S UDIMM RVP, BIOS CNLSFWX1.R00.X104.A03.1709140524
09/14/2017
<4>[ 536.788939] task: ffff8804146b5440 task.stack: ffffc9000054c000
<4>[ 536.788959] RIP: 0010:mutex_destroy+0x4e/0x60
<4>[ 536.788974] RSP: 0018:ffffc9000054fd58 EFLAGS: 00010292
<4>[ 536.788992] RAX: 000000000000002a RBX: ffff88044d8be108 RCX:
0000000000000000
<4>[ 536.789013] RDX: 0000000080000001 RSI: 0000000000000001 RDI:
ffffffff810f0cf0
<4>[ 536.789033] RBP: ffffc9000054fd60 R08: 0000000000000001 R09:
0000000000000001
<4>[ 536.789054] R10: 000000000f21cb81 R11: 0000000000000000 R12:
ffff8803f5d12e98
<4>[ 536.789074] R13: ffffffffa02c1d20 R14: ffffffffa02c1d90 R15:
ffff880459b29308
<4>[ 536.789095] FS: 00007f3c5d91f8c0(0000) GS:ffff88045d200000(0000)
knlGS:0000000000000000
<4>[ 536.789119] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 536.789137] CR2: 000055967e4cf090 CR3: 00000004579f7006 CR4:
00000000003606f0
<4>[ 536.789157] Call Trace:
<4>[ 536.789172] drm_fb_helper_fini+0xd9/0x130
<4>[ 536.789264] intel_fbdev_destroy+0x12/0x60 [i915]
<4>[ 536.789349] intel_fbdev_fini+0x28/0x30 [i915]
<4>[ 536.789432] intel_modeset_cleanup+0x45/0xa0 [i915]
<4>[ 536.789492] i915_driver_unload+0x92/0x180 [i915]
<4>[ 536.789554] i915_pci_remove+0x19/0x30 [i915]
<4>[ 536.789607] pci_device_remove+0x39/0xb0
<4>[ 536.789625] device_release_driver_internal+0x15d/0x220
<4>[ 536.789653] driver_detach+0x40/0x80
<4>[ 536.789673] bus_remove_driver+0x58/0xd0
<4>[ 536.789694] driver_unregister+0x2c/0x40
<4>[ 536.789715] pci_unregister_driver+0x36/0xb0
<4>[ 536.789799] i915_exit+0x1a/0x8b [i915]
<4>[ 536.789821] SyS_delete_module+0x18c/0x1e0
<4>[ 536.789842] entry_SYSCALL_64_fastpath+0x1c/0xb1
<4>[ 536.789858] RIP: 0033:0x7f3c5be37287
<4>[ 536.789871] RSP: 002b:00007ffdf2f1f208 EFLAGS: 00000246 ORIG_RAX:
00000000000000b0
<4>[ 536.789896] RAX: ffffffffffffffda RBX: ffffffff81493a03 RCX:
00007f3c5be37287
<4>[ 536.789917] RDX: 0000000000000001 RSI: 0000000000000800 RDI:
00005641d2708e48
<4>[ 536.789938] RBP: ffffc9000054ff88 R08: 0000000000000000 R09:
0000000000000080
<4>[ 536.789958] R10: 00007f3c5d91f8c0 R11: 0000000000000246 R12:
0000000000000000
<4>[ 536.789978] R13: 00007ffdf2f1f3f0 R14: 0000000000000000 R15:
0000000000000000
<4>[ 536.790003] ? __this_cpu_preempt_check+0x13/0x20
<4>[ 536.790024] Code: 00 00 5b 5d c3 e8 93 b9 3a 00 85 c0 74 ec 8b 05 e1 53
c3 01 85 c0 75 e2 48 c7 c6 86 a6 c7 81 48 c7 c7 8b 8d c6 81 e8 03 ae 01 00 <0f>
ff eb cb 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 55 48 b8
<4>[ 536.790210] ---[ end trace 824a7d8ce15a77b4 ]---
<7>[ 536.829138] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] timed out,
falling back to bit banging on pin 1
<7>[ 536.843505] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent
adapter i915 gmbus dpb
<7>[ 536.895952] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] timed out,
falling back to bit banging on pin 1
<7>[ 536.910417] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID: (err -6)
<7>[ 536.910442] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:62:HDMI-A-1] disconnected
<4>[ 536.910472] general protection fault: 0000 [#1] PREEMPT SMP
<4>[ 536.910488] Modules linked in: i915(-) snd_hda_codec_hdmi
snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec snd_hwdep
snd_hda_core snd_pcm vgem ax88179_178a usbnet x86_pkg_temp_thermal mii
intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel
e1000e ptp pps_core prime_numbers i2c_hid [last unloaded: snd_hda_intel]
<4>[ 536.910601] CPU: 4 PID: 224 Comm: kworker/4:3 Tainted: G U W
4.14.0-rc3-CI-CI_DRM_3171+ #1
<4>[ 536.910625] Hardware name: Intel Corporation CoffeeLake Client
Platform/CoffeeLake S UDIMM RVP, BIOS CNLSFWX1.R00.X104.A03.1709140524
09/14/2017
<4>[ 536.910718] Workqueue: events intel_dp_modeset_retry_work_fn [i915]
<4>[ 536.910738] task: ffff8804573a8040 task.stack: ffffc9000121c000
<4>[ 536.910757] RIP: 0010:drm_setup_crtcs+0x143/0xbf0
<4>[ 536.910771] RSP: 0018:ffffc9000121fd20 EFLAGS: 00010202
<4>[ 536.910787] RAX: 6b6b6b6b6b6b6b6b RBX: 0000000000000031 RCX:
0000000000000000
<4>[ 536.910806] RDX: 0000000000000003 RSI: 0000000000000780 RDI:
ffffc9000121fc98
<4>[ 536.910824] RBP: ffffc9000121fdb8 R08: ffff8804533442f0 R09:
ffff88044dae8e88
<4>[ 536.910842] R10: ffffc9000121fb78 R11: 0000000000000000 R12:
0000000000000004
<4>[ 536.910861] R13: ffff88044d8bdfa8 R14: 0000000000000780 R15:
0000000000000438
<4>[ 536.910880] FS: 0000000000000000(0000) GS:ffff88045d300000(0000)
knlGS:0000000000000000
<4>[ 536.910901] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 536.910917] CR2: 00007f0b3594e000 CR3: 0000000456b07004 CR4:
00000000003606e0
<4>[ 536.910936] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
<4>[ 536.910954] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
<4>[ 536.910971] Call Trace:
<4>[ 536.910990] drm_fb_helper_hotplug_event.part.18+0x7e/0xc0
<4>[ 536.911007] drm_fb_helper_hotplug_event+0x1a/0x20
<4>[ 536.911078] intel_fbdev_output_poll_changed+0x1a/0x20 [i915]
<4>[ 536.911096] drm_kms_helper_hotplug_event+0x27/0x30
<4>[ 536.911162] intel_dp_modeset_retry_work_fn+0x77/0x80 [i915]
<4>[ 536.911181] process_one_work+0x233/0x660
<4>[ 536.911199] worker_thread+0x206/0x3b0
<4>[ 536.911214] kthread+0x152/0x190
<4>[ 536.911226] ? process_one_work+0x660/0x660
<4>[ 536.911240] ? kthread_create_on_node+0x40/0x40
<4>[ 536.911257] ret_from_fork+0x27/0x40
<4>[ 536.911272] Code: 06 00 00 45 8b 45 20 31 db 45 31 e4 45 85 c0 0f 8e 91
06 00 00 44 8b 75 94 44 8b 7d 90 49 8b 45 28 49 63 d4 44 89 f6 41 83 c4 01 <48>
8b 04 d0 44 89 fa 48 8b 38 48 8b 87 a8 01 00 00 ff 50 20 01
<1>[ 536.911432] RIP: drm_setup_crtcs+0x143/0xbf0 RSP: ffffc9000121fd20
<4>[ 536.911472] ---[ end trace 824a7d8ce15a77b5 ]---
<2>[ 618.454192] softdog: Initiating panic
<0>[ 618.454213] Kernel panic - not syncing: Software Watchdog Timer expired
<0>[ 618.454308] Kernel Offset: disabled
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