[Bug 74033] New: [BYT] DP i2c warning on module unload
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Fri Jan 24 15:44:36 PST 2014
https://bugs.freedesktop.org/show_bug.cgi?id=74033
Priority: medium
Bug ID: 74033
CC: intel-gfx-bugs at lists.freedesktop.org
Assignee: intel-gfx-bugs at lists.freedesktop.org
Summary: [BYT] DP i2c warning on module unload
QA Contact: intel-gfx-bugs at lists.freedesktop.org
Severity: normal
Classification: Unclassified
OS: All
Reporter: jbarnes at virtuousgeek.org
Hardware: Other
Status: NEW
Version: unspecified
Component: DRM/Intel
Product: DRI
[ 63.081970] drm_kms_helper: drm: unregistered panic notifier
[ 63.110173] ------------[ cut here ]------------
[ 63.110187] WARNING: CPU: 1 PID: 1616 at fs/sysfs/group.c:214
sysfs_remove_group+0xb9/0xc0()
[ 63.110191] sysfs group c29498c8 not found for kobject 'i2c-6'
[ 63.110194] Modules linked in: coretemp kvm_intel kvm crc32_pclmul
snd_hda_codec_hdmi aesni_intel snd_hda_codec_realtek aes_i586 xts lrw gf128mul
ablk_helper cryptd snd_hda_intel hid_sensor_accel_3d hid_sensor_gyro_3d
hid_sensor_magn_3d hid_sensor_trigger industrialio_triggered_buffer kfifo_buf
industrialio hid_sensor_iio_common snd_hda_codec snd_hwdep snd_pcm
snd_page_alloc snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq
snd_seq_device snd_timer dm_multipath scsi_dh microcode snd hid_sensor_hub
soundcore dw_dmac_pci dw_dmac_core ppdev asix usbnet mii rfcomm bnep bluetooth
parport_pc binfmt_misc mac_hid lp parport nls_iso8859_1 hid_generic usbhid hid
dm_mirror dm_region_hash dm_log igb dca i915(O-) ptp pps_core i2c_algo_bit
drm_kms_helper(O) video drm(O) ahci libahci
[ 63.110282] CPU: 1 PID: 1616 Comm: rmmod Tainted: G W O 3.13.0-rc8+
#1
[ 63.110286] Hardware name: NEXCOM VTC1010/Aptio CRB, BIOS 5.6.5 09/24/2013
[ 63.110289] 00000000 00000000 f2bf7d0c c264be23 f2bf7d4c f2bf7d3c c20538de
c283cb2c
[ 63.110300] f2bf7d68 00000650 c2836ae1 000000d6 c21d64e9 c21d64e9 00000000
c29498c8
[ 63.110310] f70a18e4 f2bf7d54 c2053933 00000009 f2bf7d4c c283cb2c f2bf7d68
f2bf7d7c
[ 63.110320] Call Trace:
[ 63.110330] [<c264be23>] dump_stack+0x41/0x52
[ 63.110338] [<c20538de>] warn_slowpath_common+0x7e/0xa0
[ 63.110344] [<c21d64e9>] ? sysfs_remove_group+0xb9/0xc0
[ 63.110350] [<c21d64e9>] ? sysfs_remove_group+0xb9/0xc0
[ 63.110356] [<c2053933>] warn_slowpath_fmt+0x33/0x40
[ 63.110362] [<c21d64e9>] sysfs_remove_group+0xb9/0xc0
[ 63.110368] [<c2412047>] dpm_sysfs_remove+0x37/0x40
[ 63.110375] [<c24092d4>] device_del+0x34/0x170
[ 63.110382] [<c2409431>] device_unregister+0x21/0x60
[ 63.110387] [<c21d58a6>] ? sysfs_remove_link+0x16/0x30
[ 63.110393] [<c240daf2>] ? class_compat_remove_link+0x42/0x50
[ 63.110400] [<c24f94bd>] i2c_del_adapter+0x1ad/0x2c0
[ 63.110405] [<c24f7e20>] ? i2c_do_del_adapter+0xe0/0xe0
[ 63.110412] [<c215eb4d>] ? kfree+0xcd/0x100
[ 63.110457] [<f99ffb1d>] intel_dp_encoder_destroy+0x1d/0x70 [i915]
[ 63.110483] [<f880f43a>] drm_mode_config_cleanup+0x3a/0x210 [drm]
[ 63.110521] [<f99f456f>] intel_modeset_cleanup+0xbf/0xd0 [i915]
[ 63.110549] [<f99be1f6>] i915_driver_unload+0x246/0x2f0 [i915]
[ 63.110572] [<f8809443>] drm_dev_unregister+0x23/0x90 [drm]
[ 63.110593] [<f88094ed>] drm_put_dev+0x3d/0x70 [drm]
[ 63.110623] [<f99ba615>] i915_pci_remove+0x15/0x20 [i915]
[ 63.110630] [<c23387ff>] pci_device_remove+0x2f/0xa0
[ 63.110638] [<c240c601>] __device_release_driver+0x61/0xc0
[ 63.110645] [<c240cebf>] driver_detach+0x8f/0xa0
[ 63.110654] [<c240c2df>] bus_remove_driver+0x4f/0xc0
[ 63.110662] [<c240d498>] driver_unregister+0x28/0x60
[ 63.110668] [<c20cebd2>] ? stop_cpus+0x32/0x40
[ 63.110675] [<c20bd4f0>] ? module_refcount+0x90/0x90
[ 63.110682] [<c2337655>] pci_unregister_driver+0x15/0x60
[ 63.110705] [<f880b39f>] drm_pci_exit+0x9f/0xb0 [drm]
[ 63.110746] [<f9a3030a>] i915_exit+0x1b/0x1d [i915]
[ 63.110752] [<c20bf778>] SyS_delete_module+0x158/0x1f0
[ 63.110760] [<c2173aed>] ? ____fput+0xd/0x10
[ 63.110766] [<c206f0fe>] ? task_work_run+0x7e/0xb0
[ 63.110774] [<c265a40d>] sysenter_do_call+0x12/0x28
[ 63.110778] ---[ end trace 43b74c05f338a183 ]---
[ 63.120062] [drm] Module unloaded
[ 63.149171] [drm] Initialized drm 1.1.0 20060810
[ 63.177079] [drm:i915_dump_device_info], i915 device info: gen=7,
pciid=0x0f3
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