[Bug 102707] [BAT][CI][GDG, HSW, SNB, KBL] igt at drv_module_reload@[basic-reload-inject|basic-no-display] dmesg-warn in drm_mode_config_cleanup

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=102707

--- Comment #8 from Marta Löfstedt <marta.lofstedt at intel.com> ---
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3293/shard-glkb1/igt@drv_module_reload@basic-no-display.html



[ 4141.102395] ------------[ cut here ]------------
[ 4141.102416] WARNING: CPU: 1 PID: 18487 at
drivers/gpu/drm/drm_mode_config.c:468 drm_mode_config_cleanup+0x250/0x270
[ 4141.102421] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek
snd_hda_codec_generic i915(-) x86_pkg_temp_thermal intel_powerclamp coretemp
crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec snd_hwdep
snd_hda_core snd_pcm prime_numbers mei_me r8169 mei mii i2c_hid
pinctrl_geminilake pinctrl_intel [last unloaded: snd_hda_intel]
[ 4141.102535] CPU: 1 PID: 18487 Comm: drv_module_relo Tainted: G     U  W     
 4.14.0-rc6-CI-CI_DRM_3293+ #1
[ 4141.102540] Hardware name: Intel Corp. Geminilake/GLK RVP2 LP4SD (07), BIOS
GELKRVPA.X64.0062.B30.1708222146 08/22/2017
[ 4141.102546] task: ffff8801737fcec0 task.stack: ffffc90000c14000
[ 4141.102553] RIP: 0010:drm_mode_config_cleanup+0x250/0x270
[ 4141.102558] RSP: 0018:ffffc90000c17d70 EFLAGS: 00010202
[ 4141.102567] RAX: ffff8801457e90a0 RBX: ffff880169300890 RCX:
0000000000000001
[ 4141.102572] RDX: ffff8801693008b8 RSI: 0000000000000000 RDI:
ffff880169300890
[ 4141.102577] RBP: ffffc90000c17d98 R08: 0000000000000000 R09:
0000000000000000
[ 4141.102581] R10: ffffc90000c17cf0 R11: 0000000000000000 R12:
ffff880169300000
[ 4141.102586] R13: ffff8801693006a8 R14: ffffffffa028bd90 R15:
ffff880179c24ae8
[ 4141.102592] FS:  00007f75b68398c0(0000) GS:ffff88017fc80000(0000)
knlGS:0000000000000000
[ 4141.102596] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4141.102601] CR2: 00005571597e5920 CR3: 000000011cde0000 CR4:
00000000003406e0
[ 4141.102606] Call Trace:
[ 4141.102693]  intel_modeset_cleanup+0x9d/0xf0 [i915]
[ 4141.102747]  i915_driver_unload+0x92/0x180 [i915]
[ 4141.102921]  i915_pci_remove+0x19/0x30 [i915]
[ 4141.102935]  pci_device_remove+0x39/0xb0
[ 4141.102949]  device_release_driver_internal+0x15d/0x220
[ 4141.102963]  driver_detach+0x40/0x80
[ 4141.102975]  bus_remove_driver+0x58/0xd0
[ 4141.102984]  driver_unregister+0x2c/0x40
[ 4141.102994]  pci_unregister_driver+0x36/0xb0
[ 4141.103078]  i915_exit+0x1a/0x8b [i915]
[ 4141.103090]  SyS_delete_module+0x18c/0x1e0
[ 4141.103103]  entry_SYSCALL_64_fastpath+0x1c/0xb1
[ 4141.103108] RIP: 0033:0x7f75b4d51287
[ 4141.103113] RSP: 002b:00007fffca2f2a28 EFLAGS: 00000246 ORIG_RAX:
00000000000000b0
[ 4141.103122] RAX: ffffffffffffffda RBX: ffffffff81491ef3 RCX:
00007f75b4d51287
[ 4141.103127] RDX: 0000000000000001 RSI: 0000000000000800 RDI:
000055a94a578e58
[ 4141.103131] RBP: ffffc90000c17f88 R08: 0000000000000000 R09:
00007f75b4d9daa0
[ 4141.103137] R10: 000055a94a572cc0 R11: 0000000000000246 R12:
0000000000000000
[ 4141.103142] R13: 00007fffca2f2c10 R14: 0000000000000000 R15:
0000000000000000
[ 4141.103151]  ? __this_cpu_preempt_check+0x13/0x20
[ 4141.103163] Code: da 31 f6 48 c7 c7 c3 12 c9 81 e8 4c f5 ff ff 48 8d 7d d8
e8 b3 9d ff ff 48 85 c0 75 dd 48 8d 7d d8 e8 55 9e ff ff e9 45 fe ff ff <0f> ff
e9 3a ff ff ff 0f ff 48 83 c4 10 5b 41 5c 41 5d 5d c3 66 
[ 4141.103443] ---[ end trace 4036b02fda94457e ]---

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