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Message #99498
[Bug 1411357] Re: crash in uvc_status_cleanup
I tried latest mainline kernel available and the crash is still present.
# uname -a
Linux minipc 3.19.0-031900rc4-lowlatency #201501112135 SMP PREEMPT Sun Jan 11 21:42:06 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
First I notice that the webcam stops by itself after several seconds with the following trace in syslog :
Jan 15 19:26:35 minipc kernel: [ 214.121777] usb 2-4: USB disconnect, device number 3
Jan 15 19:26:35 minipc kernel: [ 214.125214] uvcvideo: Failed to resubmit video URB (-19).
Jan 15 19:26:35 minipc kernel: [ 214.528043] usb 2-4: new high-speed USB device number 6 using ehci-pci
Jan 15 19:26:35 minipc kernel: [ 214.823034] usb 2-4: new high-speed USB device number 7 using ehci-pci
Jan 15 19:26:36 minipc kernel: [ 215.194593] usb 2-4: New USB device found, idVendor=046d, idProduct=081d
Jan 15 19:26:36 minipc kernel: [ 215.194598] usb 2-4: New USB device strings: Mfr=0, Product=0, SerialNumber=1
Jan 15 19:26:36 minipc kernel: [ 215.452968] usb 2-4: set resolution quirk: cval->res = 384
Jan 15 19:26:36 minipc kernel: [ 215.453468] uvcvideo: Found UVC 1.00 device <unnamed> (046d:081d)
Jan 15 19:26:36 minipc kernel: [ 215.466056] input: UVC Camera (046d:081d) as /devices/pci0000:00/0000:00:1d.7/usb2/2-4/2-4:1.2/input/input14
Jan 15 19:26:36 minipc mtp-probe: checking bus 2, device 7: "/sys/devices/pci0000:00/0000:00:1d.7/usb2/2-4"
Jan 15 19:26:36 minipc mtp-probe: bus: 2, device: 7 was not an MTP device
Jan 15 19:26:36 minipc rtkit-daemon[3019]: Successfully made thread 3492 of process 3017 (n/a) owned by '1000' RT at priority 5.
Jan 15 19:26:36 minipc rtkit-daemon[3019]: Supervising 4 threads of 1 processes of 1 users.
Jan 15 19:27:39 minipc dbus[897]: [system] Activating service name='org.debian.AptXapianIndex' (using servicehelper)
Jan 15 19:27:40 minipc dbus[897]: [system] Successfully activated service 'org.debian.AptXapianIndex'
Jan 15 19:27:47 minipc kernel: [ 286.803565] perf interrupt took too long (2504 > 2500), lowering kernel.perf_event_max_sample_rate to 50000
then when clicking on Hello disconnect button we have the 4 same crashes
appearing at once in syslog
Jan 15 19:29:14 minipc kernel: [ 373.240109] ------------[ cut here ]------------
Jan 15 19:29:14 minipc kernel: [ 373.240124] WARNING: CPU: 1 PID: 3451 at /home/apw/COD/linux/fs/sysfs/group.c:219 sysfs_remove_group+0xa3/0xb0()
Jan 15 19:29:14 minipc kernel: [ 373.240126] sysfs group ffffffff81cb7260 not found for kobject 'event8'
Jan 15 19:29:14 minipc kernel: [ 373.240128] Modules linked in: xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfsv3 bnep rfcomm bluetooth rpcsec_gss_krb5 nfsv4 dm_crypt nfsd auth_rpcgss nfs_acl nfs lockd binfmt_misc grace sunrpc fscache ir_lirc_codec ir_xmp_decoder ir_sharp_decoder lirc_dev ir_mce_kbd_decoder ir_sony_decoder ir_sanyo_decoder ir_rc6_decoder ir_jvc_decoder ir_nec_decoder ir_rc5_decoder rc_rc6_mce pl2303 mceusb rc_core usbserial uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common snd_hda_codec_realtek snd_hda_codec_generic videodev snd_hda_intel snd_usb_audio snd_hda_controller snd_hda_codec media snd_usbmidi_lib snd_hwdep joydev snd_pcm coretemp snd_seq_midi snd_seq_midi_event kvm_intel snd_rawmidi kvm snd_seq snd_seq_device snd_timer snd soundcore serio_raw parport_pc lpc_ich ppdev lp mac_hid parport hid_generic psmouse e1000e pata_acpi i915 usbhid hid video i2c_algo_bit drm_kms_helper drm firewire_ohci firewire_core ptp crc_itu_t pps_core
Jan 15 19:29:14 minipc kernel: [ 373.240226] CPU: 1 PID: 3451 Comm: MediaManager Tainted: G W 3.19.0-031900rc4-lowlatency #201501112135
Jan 15 19:29:14 minipc kernel: [ 373.240228] Hardware name: AOpen i965GMx-IF/i965GMx-IF, BIOS 6.00 PG 10/03/2008
Jan 15 19:29:14 minipc kernel: [ 373.240230] 00000000000000db ffff8800738dfb98 ffffffff817c94ae 0000000000000007
Jan 15 19:29:14 minipc kernel: [ 373.240234] ffff8800738dfbe8 ffff8800738dfbd8 ffffffff81078657 ffff8800738dfbc8
Jan 15 19:29:14 minipc kernel: [ 373.240237] ffffffff81cb7260 ffff8800c942fcc0 0000000000000000 ffff88012a5287a0
Jan 15 19:29:14 minipc kernel: [ 373.240241] Call Trace:
Jan 15 19:29:14 minipc kernel: [ 373.240248] [<ffffffff817c94ae>] dump_stack+0x4c/0x6e
Jan 15 19:29:14 minipc kernel: [ 373.240252] [<ffffffff81078657>] warn_slowpath_common+0x97/0xe0
Jan 15 19:29:14 minipc kernel: [ 373.240256] [<ffffffff81078756>] warn_slowpath_fmt+0x46/0x50
Jan 15 19:29:14 minipc kernel: [ 373.240259] [<ffffffff8126e2e3>] ? kernfs_find_and_get_ns+0x53/0x70
Jan 15 19:29:14 minipc kernel: [ 373.240262] [<ffffffff81272533>] sysfs_remove_group+0xa3/0xb0
Jan 15 19:29:14 minipc kernel: [ 373.240267] [<ffffffff81502e69>] dpm_sysfs_remove+0x59/0x70
Jan 15 19:29:14 minipc kernel: [ 373.240271] [<ffffffff814f6e16>] device_del+0x56/0x230
Jan 15 19:29:14 minipc kernel: [ 373.240275] [<ffffffff814a8846>] ? kbd_disconnect+0x26/0x30
Jan 15 19:29:14 minipc kernel: [ 373.240280] [<ffffffff8161427e>] evdev_disconnect+0x2e/0x70
Jan 15 19:29:14 minipc kernel: [ 373.240283] [<ffffffff8161038d>] __input_unregister_device+0xbd/0x170
Jan 15 19:29:14 minipc kernel: [ 373.240286] [<ffffffff81610495>] input_unregister_device+0x55/0x80
Jan 15 19:29:14 minipc kernel: [ 373.240297] [<ffffffffc07fd176>] uvc_status_cleanup+0x46/0x50 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.240303] [<ffffffffc07f2318>] uvc_delete+0x18/0x160 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.240308] [<ffffffffc07f2555>] uvc_release+0x25/0x30 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.240321] [<ffffffffc0794986>] v4l2_device_release+0xe6/0x120 [videodev]
Jan 15 19:29:14 minipc kernel: [ 373.240324] [<ffffffff814f657e>] device_release+0x3e/0xc0
Jan 15 19:29:14 minipc kernel: [ 373.240330] [<ffffffffc07f5793>] ? uvc_v4l2_release+0x63/0x110 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.240334] [<ffffffff813ad902>] kobject_cleanup+0x82/0x1c0
Jan 15 19:29:14 minipc kernel: [ 373.240337] [<ffffffff813ad790>] kobject_put+0x30/0x70
Jan 15 19:29:14 minipc kernel: [ 373.240340] [<ffffffff814f6247>] put_device+0x17/0x20
Jan 15 19:29:14 minipc kernel: [ 373.240347] [<ffffffffc07934aa>] v4l2_release+0x5a/0x90 [videodev]
Jan 15 19:29:14 minipc kernel: [ 373.240351] [<ffffffff811faad4>] __fput+0xb4/0x240
Jan 15 19:29:14 minipc kernel: [ 373.240354] [<ffffffff811facae>] ____fput+0xe/0x10
Jan 15 19:29:14 minipc kernel: [ 373.240358] [<ffffffff8109542f>] task_work_run+0xaf/0xf0
Jan 15 19:29:14 minipc kernel: [ 373.240363] [<ffffffff81017107>] do_notify_resume+0xc7/0xd0
Jan 15 19:29:14 minipc kernel: [ 373.240366] [<ffffffff817d5e8f>] int_signal+0x12/0x17
Jan 15 19:29:14 minipc kernel: [ 373.240369] ---[ end trace 91c8a7ab90795723 ]---
Jan 15 19:29:14 minipc kernel: [ 373.261071] ------------[ cut here ]------------
Jan 15 19:29:14 minipc kernel: [ 373.261082] WARNING: CPU: 1 PID: 3451 at /home/apw/COD/linux/fs/sysfs/group.c:219 sysfs_remove_group+0xa3/0xb0()
Jan 15 19:29:14 minipc kernel: [ 373.261085] sysfs group ffffffff81cb7260 not found for kobject 'input11'
Jan 15 19:29:14 minipc kernel: [ 373.261087] Modules linked in: xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfsv3 bnep rfcomm bluetooth rpcsec_gss_krb5 nfsv4 dm_crypt nfsd auth_rpcgss nfs_acl nfs lockd binfmt_misc grace sunrpc fscache ir_lirc_codec ir_xmp_decoder ir_sharp_decoder lirc_dev ir_mce_kbd_decoder ir_sony_decoder ir_sanyo_decoder ir_rc6_decoder ir_jvc_decoder ir_nec_decoder ir_rc5_decoder rc_rc6_mce pl2303 mceusb rc_core usbserial uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common snd_hda_codec_realtek snd_hda_codec_generic videodev snd_hda_intel snd_usb_audio snd_hda_controller snd_hda_codec media snd_usbmidi_lib snd_hwdep joydev snd_pcm coretemp snd_seq_midi snd_seq_midi_event kvm_intel snd_rawmidi kvm snd_seq snd_seq_device snd_timer snd soundcore serio_raw parport_pc lpc_ich ppdev lp mac_hid parport hid_generic psmouse e1000e pata_acpi i915 usbhid hid video i2c_algo_bit drm_kms_helper drm firewire_ohci firewire_core ptp crc_itu_t pps_core
Jan 15 19:29:14 minipc kernel: [ 373.261185] CPU: 1 PID: 3451 Comm: MediaManager Tainted: G W 3.19.0-031900rc4-lowlatency #201501112135
Jan 15 19:29:14 minipc kernel: [ 373.261187] Hardware name: AOpen i965GMx-IF/i965GMx-IF, BIOS 6.00 PG 10/03/2008
Jan 15 19:29:14 minipc kernel: [ 373.261189] 00000000000000db ffff8800738dfbc8 ffffffff817c94ae 0000000000000007
Jan 15 19:29:14 minipc kernel: [ 373.261192] ffff8800738dfc18 ffff8800738dfc08 ffffffff81078657 ffff8800738dfbf8
Jan 15 19:29:14 minipc kernel: [ 373.261196] ffffffff81cb7260 ffff8800c9a8f258 0000000000000000 ffff88012a5287a0
Jan 15 19:29:14 minipc kernel: [ 373.261199] Call Trace:
Jan 15 19:29:14 minipc kernel: [ 373.261206] [<ffffffff817c94ae>] dump_stack+0x4c/0x6e
Jan 15 19:29:14 minipc kernel: [ 373.261211] [<ffffffff81078657>] warn_slowpath_common+0x97/0xe0
Jan 15 19:29:14 minipc kernel: [ 373.261214] [<ffffffff81078756>] warn_slowpath_fmt+0x46/0x50
Jan 15 19:29:14 minipc kernel: [ 373.261217] [<ffffffff8126e2e3>] ? kernfs_find_and_get_ns+0x53/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261221] [<ffffffff81272533>] sysfs_remove_group+0xa3/0xb0
Jan 15 19:29:14 minipc kernel: [ 373.261226] [<ffffffff81502e69>] dpm_sysfs_remove+0x59/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261229] [<ffffffff814f6e16>] device_del+0x56/0x230
Jan 15 19:29:14 minipc kernel: [ 373.261233] [<ffffffff810b9523>] ? __wake_up+0x53/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261237] [<ffffffff81610419>] __input_unregister_device+0x149/0x170
Jan 15 19:29:14 minipc kernel: [ 373.261240] [<ffffffff81610495>] input_unregister_device+0x55/0x80
Jan 15 19:29:14 minipc kernel: [ 373.261251] [<ffffffffc07fd176>] uvc_status_cleanup+0x46/0x50 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261256] [<ffffffffc07f2318>] uvc_delete+0x18/0x160 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261262] [<ffffffffc07f2555>] uvc_release+0x25/0x30 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261273] [<ffffffffc0794986>] v4l2_device_release+0xe6/0x120 [videodev]
Jan 15 19:29:14 minipc kernel: [ 373.261276] [<ffffffff814f657e>] device_release+0x3e/0xc0
Jan 15 19:29:14 minipc kernel: [ 373.261282] [<ffffffffc07f5793>] ? uvc_v4l2_release+0x63/0x110 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261286] [<ffffffff813ad902>] kobject_cleanup+0x82/0x1c0
Jan 15 19:29:14 minipc kernel: [ 373.261289] [<ffffffff813ad790>] kobject_put+0x30/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261292] [<ffffffff814f6247>] put_device+0x17/0x20
Jan 15 19:29:14 minipc kernel: [ 373.261299] [<ffffffffc07934aa>] v4l2_release+0x5a/0x90 [videodev]
Jan 15 19:29:14 minipc kernel: [ 373.261303] [<ffffffff811faad4>] __fput+0xb4/0x240
Jan 15 19:29:14 minipc kernel: [ 373.261306] [<ffffffff811facae>] ____fput+0xe/0x10
Jan 15 19:29:14 minipc kernel: [ 373.261309] [<ffffffff8109542f>] task_work_run+0xaf/0xf0
Jan 15 19:29:14 minipc kernel: [ 373.261314] [<ffffffff81017107>] do_notify_resume+0xc7/0xd0
Jan 15 19:29:14 minipc kernel: [ 373.261318] [<ffffffff817d5e8f>] int_signal+0x12/0x17
Jan 15 19:29:14 minipc kernel: [ 373.261320] ---[ end trace 91c8a7ab90795724 ]---
Jan 15 19:29:14 minipc kernel: [ 373.261331] ------------[ cut here ]------------
Jan 15 19:29:14 minipc kernel: [ 373.261335] WARNING: CPU: 1 PID: 3451 at /home/apw/COD/linux/fs/sysfs/group.c:219 sysfs_remove_group+0xa3/0xb0()
Jan 15 19:29:14 minipc kernel: [ 373.261337] sysfs group ffffffff81cd0280 not found for kobject 'input11'
Jan 15 19:29:14 minipc kernel: [ 373.261338] Modules linked in: xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfsv3 bnep rfcomm bluetooth rpcsec_gss_krb5 nfsv4 dm_crypt nfsd auth_rpcgss nfs_acl nfs lockd binfmt_misc grace sunrpc fscache ir_lirc_codec ir_xmp_decoder ir_sharp_decoder lirc_dev ir_mce_kbd_decoder ir_sony_decoder ir_sanyo_decoder ir_rc6_decoder ir_jvc_decoder ir_nec_decoder ir_rc5_decoder rc_rc6_mce pl2303 mceusb rc_core usbserial uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common snd_hda_codec_realtek snd_hda_codec_generic videodev snd_hda_intel snd_usb_audio snd_hda_controller snd_hda_codec media snd_usbmidi_lib snd_hwdep joydev snd_pcm coretemp snd_seq_midi snd_seq_midi_event kvm_intel snd_rawmidi kvm snd_seq snd_seq_device snd_timer snd soundcore serio_raw parport_pc lpc_ich ppdev lp mac_hid parport hid_generic psmouse e1000e pata_acpi i915 usbhid hid video i2c_algo_bit drm_kms_helper drm firewire_ohci firewire_core ptp crc_itu_t pps_core
Jan 15 19:29:14 minipc kernel: [ 373.261411] CPU: 1 PID: 3451 Comm: MediaManager Tainted: G W 3.19.0-031900rc4-lowlatency #201501112135
Jan 15 19:29:14 minipc kernel: [ 373.261413] Hardware name: AOpen i965GMx-IF/i965GMx-IF, BIOS 6.00 PG 10/03/2008
Jan 15 19:29:14 minipc kernel: [ 373.261415] 00000000000000db ffff8800738dfb88 ffffffff817c94ae 0000000000000007
Jan 15 19:29:14 minipc kernel: [ 373.261418] ffff8800738dfbd8 ffff8800738dfbc8 ffffffff81078657 ffff8800738dfbb8
Jan 15 19:29:14 minipc kernel: [ 373.261421] ffffffff81cd0280 ffff8800c9a8f258 0000000000000000 ffffffff81cd0180
Jan 15 19:29:14 minipc kernel: [ 373.261424] Call Trace:
Jan 15 19:29:14 minipc kernel: [ 373.261427] [<ffffffff817c94ae>] dump_stack+0x4c/0x6e
Jan 15 19:29:14 minipc kernel: [ 373.261430] [<ffffffff81078657>] warn_slowpath_common+0x97/0xe0
Jan 15 19:29:14 minipc kernel: [ 373.261433] [<ffffffff81078756>] warn_slowpath_fmt+0x46/0x50
Jan 15 19:29:14 minipc kernel: [ 373.261436] [<ffffffff8126e2e3>] ? kernfs_find_and_get_ns+0x53/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261439] [<ffffffff81272533>] sysfs_remove_group+0xa3/0xb0
Jan 15 19:29:14 minipc kernel: [ 373.261442] [<ffffffff8127257b>] sysfs_remove_groups+0x3b/0x60
Jan 15 19:29:14 minipc kernel: [ 373.261445] [<ffffffff814f6acb>] device_remove_attrs+0x5b/0x80
Jan 15 19:29:14 minipc kernel: [ 373.261448] [<ffffffff814f6ee0>] device_del+0x120/0x230
Jan 15 19:29:14 minipc kernel: [ 373.261451] [<ffffffff810b9523>] ? __wake_up+0x53/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261454] [<ffffffff81610419>] __input_unregister_device+0x149/0x170
Jan 15 19:29:14 minipc kernel: [ 373.261457] [<ffffffff81610495>] input_unregister_device+0x55/0x80
Jan 15 19:29:14 minipc kernel: [ 373.261464] [<ffffffffc07fd176>] uvc_status_cleanup+0x46/0x50 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261469] [<ffffffffc07f2318>] uvc_delete+0x18/0x160 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261475] [<ffffffffc07f2555>] uvc_release+0x25/0x30 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261482] [<ffffffffc0794986>] v4l2_device_release+0xe6/0x120 [videodev]
Jan 15 19:29:14 minipc kernel: [ 373.261485] [<ffffffff814f657e>] device_release+0x3e/0xc0
Jan 15 19:29:14 minipc kernel: [ 373.261491] [<ffffffffc07f5793>] ? uvc_v4l2_release+0x63/0x110 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261494] [<ffffffff813ad902>] kobject_cleanup+0x82/0x1c0
Jan 15 19:29:14 minipc kernel: [ 373.261496] [<ffffffff813ad790>] kobject_put+0x30/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261499] [<ffffffff814f6247>] put_device+0x17/0x20
Jan 15 19:29:14 minipc kernel: [ 373.261506] [<ffffffffc07934aa>] v4l2_release+0x5a/0x90 [videodev]
Jan 15 19:29:14 minipc kernel: [ 373.261509] [<ffffffff811faad4>] __fput+0xb4/0x240
Jan 15 19:29:14 minipc kernel: [ 373.261512] [<ffffffff811facae>] ____fput+0xe/0x10
Jan 15 19:29:14 minipc kernel: [ 373.261515] [<ffffffff8109542f>] task_work_run+0xaf/0xf0
Jan 15 19:29:14 minipc kernel: [ 373.261518] [<ffffffff81017107>] do_notify_resume+0xc7/0xd0
Jan 15 19:29:14 minipc kernel: [ 373.261521] [<ffffffff817d5e8f>] int_signal+0x12/0x17
Jan 15 19:29:14 minipc kernel: [ 373.261523] ---[ end trace 91c8a7ab90795725 ]---
Jan 15 19:29:14 minipc kernel: [ 373.261525] ------------[ cut here ]------------
Jan 15 19:29:14 minipc kernel: [ 373.261528] WARNING: CPU: 1 PID: 3451 at /home/apw/COD/linux/fs/sysfs/group.c:219 sysfs_remove_group+0xa3/0xb0()
Jan 15 19:29:14 minipc kernel: [ 373.261530] sysfs group ffffffff81cd02a0 not found for kobject 'input11'
Jan 15 19:29:14 minipc kernel: [ 373.261531] Modules linked in: xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfsv3 bnep rfcomm bluetooth rpcsec_gss_krb5 nfsv4 dm_crypt nfsd auth_rpcgss nfs_acl nfs lockd binfmt_misc grace sunrpc fscache ir_lirc_codec ir_xmp_decoder ir_sharp_decoder lirc_dev ir_mce_kbd_decoder ir_sony_decoder ir_sanyo_decoder ir_rc6_decoder ir_jvc_decoder ir_nec_decoder ir_rc5_decoder rc_rc6_mce pl2303 mceusb rc_core usbserial uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common snd_hda_codec_realtek snd_hda_codec_generic videodev snd_hda_intel snd_usb_audio snd_hda_controller snd_hda_codec media snd_usbmidi_lib snd_hwdep joydev snd_pcm coretemp snd_seq_midi snd_seq_midi_event kvm_intel snd_rawmidi kvm snd_seq snd_seq_device snd_timer snd soundcore serio_raw parport_pc lpc_ich ppdev lp mac_hid parport hid_generic psmouse e1000e pata_acpi i915 usbhid hid video i2c_algo_bit drm_kms_helper drm firewire_ohci firewire_core ptp crc_itu_t pps_core
Jan 15 19:29:14 minipc kernel: [ 373.261609] CPU: 1 PID: 3451 Comm: MediaManager Tainted: G W 3.19.0-031900rc4-lowlatency #201501112135
Jan 15 19:29:14 minipc kernel: [ 373.261611] Hardware name: AOpen i965GMx-IF/i965GMx-IF, BIOS 6.00 PG 10/03/2008
Jan 15 19:29:14 minipc kernel: [ 373.261612] 00000000000000db ffff8800738dfb88 ffffffff817c94ae 0000000000000007
Jan 15 19:29:14 minipc kernel: [ 373.261615] ffff8800738dfbd8 ffff8800738dfbc8 ffffffff81078657 ffff8800738dfbb8
Jan 15 19:29:14 minipc kernel: [ 373.261618] ffffffff81cd02a0 ffff8800c9a8f258 0000000000000000 ffffffff81cd0180
Jan 15 19:29:14 minipc kernel: [ 373.261621] Call Trace:
Jan 15 19:29:14 minipc kernel: [ 373.261624] [<ffffffff817c94ae>] dump_stack+0x4c/0x6e
Jan 15 19:29:14 minipc kernel: [ 373.261628] [<ffffffff81078657>] warn_slowpath_common+0x97/0xe0
Jan 15 19:29:14 minipc kernel: [ 373.261631] [<ffffffff81078756>] warn_slowpath_fmt+0x46/0x50
Jan 15 19:29:14 minipc kernel: [ 373.261634] [<ffffffff8126e2e3>] ? kernfs_find_and_get_ns+0x53/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261637] [<ffffffff81272533>] sysfs_remove_group+0xa3/0xb0
Jan 15 19:29:14 minipc kernel: [ 373.261640] [<ffffffff8127257b>] sysfs_remove_groups+0x3b/0x60
Jan 15 19:29:14 minipc kernel: [ 373.261643] [<ffffffff814f6acb>] device_remove_attrs+0x5b/0x80
Jan 15 19:29:14 minipc kernel: [ 373.261646] [<ffffffff814f6ee0>] device_del+0x120/0x230
Jan 15 19:29:14 minipc kernel: [ 373.261649] [<ffffffff810b9523>] ? __wake_up+0x53/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261652] [<ffffffff81610419>] __input_unregister_device+0x149/0x170
Jan 15 19:29:14 minipc kernel: [ 373.261655] [<ffffffff81610495>] input_unregister_device+0x55/0x80
Jan 15 19:29:14 minipc kernel: [ 373.261661] [<ffffffffc07fd176>] uvc_status_cleanup+0x46/0x50 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261667] [<ffffffffc07f2318>] uvc_delete+0x18/0x160 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261672] [<ffffffffc07f2555>] uvc_release+0x25/0x30 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261680] [<ffffffffc0794986>] v4l2_device_release+0xe6/0x120 [videodev]
Jan 15 19:29:14 minipc kernel: [ 373.261683] [<ffffffff814f657e>] device_release+0x3e/0xc0
Jan 15 19:29:14 minipc kernel: [ 373.261689] [<ffffffffc07f5793>] ? uvc_v4l2_release+0x63/0x110 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261692] [<ffffffff813ad902>] kobject_cleanup+0x82/0x1c0
Jan 15 19:29:14 minipc kernel: [ 373.261694] [<ffffffff813ad790>] kobject_put+0x30/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261697] [<ffffffff814f6247>] put_device+0x17/0x20
Jan 15 19:29:14 minipc kernel: [ 373.261704] [<ffffffffc07934aa>] v4l2_release+0x5a/0x90 [videodev]
Jan 15 19:29:14 minipc kernel: [ 373.261707] [<ffffffff811faad4>] __fput+0xb4/0x240
Jan 15 19:29:14 minipc kernel: [ 373.261710] [<ffffffff811facae>] ____fput+0xe/0x10
Jan 15 19:29:14 minipc kernel: [ 373.261713] [<ffffffff8109542f>] task_work_run+0xaf/0xf0
Jan 15 19:29:14 minipc kernel: [ 373.261716] [<ffffffff81017107>] do_notify_resume+0xc7/0xd0
Jan 15 19:29:14 minipc kernel: [ 373.261719] [<ffffffff817d5e8f>] int_signal+0x12/0x17
Jan 15 19:29:14 minipc kernel: [ 373.261721] ---[ end trace 91c8a7ab90795726 ]---
Jan 15 19:29:14 minipc kernel: [ 373.261802] ------------[ cut here ]------------
Jan 15 19:29:14 minipc kernel: [ 373.261806] WARNING: CPU: 1 PID: 3451 at /home/apw/COD/linux/fs/sysfs/group.c:219 sysfs_remove_group+0xa3/0xb0()
Jan 15 19:29:14 minipc kernel: [ 373.261808] sysfs group ffffffff81cb7260 not found for kobject 'media0'
Jan 15 19:29:14 minipc kernel: [ 373.261809] Modules linked in: xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfsv3 bnep rfcomm bluetooth rpcsec_gss_krb5 nfsv4 dm_crypt nfsd auth_rpcgss nfs_acl nfs lockd binfmt_misc grace sunrpc fscache ir_lirc_codec ir_xmp_decoder ir_sharp_decoder lirc_dev ir_mce_kbd_decoder ir_sony_decoder ir_sanyo_decoder ir_rc6_decoder ir_jvc_decoder ir_nec_decoder ir_rc5_decoder rc_rc6_mce pl2303 mceusb rc_core usbserial uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common snd_hda_codec_realtek snd_hda_codec_generic videodev snd_hda_intel snd_usb_audio snd_hda_controller snd_hda_codec media snd_usbmidi_lib snd_hwdep joydev snd_pcm coretemp snd_seq_midi snd_seq_midi_event kvm_intel snd_rawmidi kvm snd_seq snd_seq_device snd_timer snd soundcore serio_raw parport_pc lpc_ich ppdev lp mac_hid parport hid_generic psmouse e1000e pata_acpi i915 usbhid hid video i2c_algo_bit drm_kms_helper drm firewire_ohci firewire_core ptp crc_itu_t pps_core
Jan 15 19:29:14 minipc kernel: [ 373.261884] CPU: 1 PID: 3451 Comm: MediaManager Tainted: G W 3.19.0-031900rc4-lowlatency #201501112135
Jan 15 19:29:14 minipc kernel: [ 373.261886] Hardware name: AOpen i965GMx-IF/i965GMx-IF, BIOS 6.00 PG 10/03/2008
Jan 15 19:29:14 minipc kernel: [ 373.261887] 00000000000000db ffff8800738dfbc8 ffffffff817c94ae 0000000000000007
Jan 15 19:29:14 minipc kernel: [ 373.261890] ffff8800738dfc18 ffff8800738dfc08 ffffffff81078657 ffff8800738dfbf8
Jan 15 19:29:14 minipc kernel: [ 373.261893] ffffffff81cb7260 ffff880129913898 0000000000000000 ffff88012a5287a0
Jan 15 19:29:14 minipc kernel: [ 373.261896] Call Trace:
Jan 15 19:29:14 minipc kernel: [ 373.261899] [<ffffffff817c94ae>] dump_stack+0x4c/0x6e
Jan 15 19:29:14 minipc kernel: [ 373.261903] [<ffffffff81078657>] warn_slowpath_common+0x97/0xe0
Jan 15 19:29:14 minipc kernel: [ 373.261906] [<ffffffff81078756>] warn_slowpath_fmt+0x46/0x50
Jan 15 19:29:14 minipc kernel: [ 373.261909] [<ffffffff8126e2e3>] ? kernfs_find_and_get_ns+0x53/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261912] [<ffffffff81272533>] sysfs_remove_group+0xa3/0xb0
Jan 15 19:29:14 minipc kernel: [ 373.261915] [<ffffffff81502e69>] dpm_sysfs_remove+0x59/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261918] [<ffffffff814f6e16>] device_del+0x56/0x230
Jan 15 19:29:14 minipc kernel: [ 373.261922] [<ffffffff814f7012>] device_unregister+0x22/0x60
Jan 15 19:29:14 minipc kernel: [ 373.261929] [<ffffffffc0713055>] media_devnode_unregister+0x45/0x50 [media]
Jan 15 19:29:14 minipc kernel: [ 373.261935] [<ffffffffc07122bd>] media_device_unregister+0x5d/0x70 [media]
Jan 15 19:29:14 minipc kernel: [ 373.261940] [<ffffffffc07f2451>] uvc_delete+0x151/0x160 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261946] [<ffffffffc07f2555>] uvc_release+0x25/0x30 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261953] [<ffffffffc0794986>] v4l2_device_release+0xe6/0x120 [videodev]
Jan 15 19:29:14 minipc kernel: [ 373.261957] [<ffffffff814f657e>] device_release+0x3e/0xc0
Jan 15 19:29:14 minipc kernel: [ 373.261962] [<ffffffffc07f5793>] ? uvc_v4l2_release+0x63/0x110 [uvcvideo]
Jan 15 19:29:14 minipc kernel: [ 373.261965] [<ffffffff813ad902>] kobject_cleanup+0x82/0x1c0
Jan 15 19:29:14 minipc kernel: [ 373.261968] [<ffffffff813ad790>] kobject_put+0x30/0x70
Jan 15 19:29:14 minipc kernel: [ 373.261971] [<ffffffff814f6247>] put_device+0x17/0x20
Jan 15 19:29:14 minipc kernel: [ 373.261978] [<ffffffffc07934aa>] v4l2_release+0x5a/0x90 [videodev]
Jan 15 19:29:14 minipc kernel: [ 373.261981] [<ffffffff811faad4>] __fput+0xb4/0x240
Jan 15 19:29:14 minipc kernel: [ 373.261984] [<ffffffff811facae>] ____fput+0xe/0x10
Jan 15 19:29:14 minipc kernel: [ 373.261987] [<ffffffff8109542f>] task_work_run+0xaf/0xf0
Jan 15 19:29:14 minipc kernel: [ 373.261990] [<ffffffff81017107>] do_notify_resume+0xc7/0xd0
Jan 15 19:29:14 minipc kernel: [ 373.261993] [<ffffffff817d5e8f>] int_signal+0x12/0x17
Jan 15 19:29:14 minipc kernel: [ 373.261995] ---[ end trace 91c8a7ab90795727 ]---
Note that relaunching firefox Hello make the webcam work again then
stops and crashes appear upon disconecting application.
Thus this is always reproducible.
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1411357
Title:
crash in uvc_status_cleanup
Status in linux package in Ubuntu:
Incomplete
Bug description:
when using firefox Hello videochat application, the webcam crashes.
Step to reproduce:
1. start firefox Hello
2. click on start a conversation
3. the webcam starts and hello displays the video
4. just wait until the webcam disconnects
then the following appear in the syslog :
Jan 15 18:57:26 minipc kernel: [ 2905.741347] usb 2-4: USB disconnect, device number 7
Jan 15 18:57:26 minipc kernel: [ 2905.742553] uvcvideo: Failed to resubmit video URB (-19).
Jan 15 18:57:26 minipc kernel: [ 2905.964033] usb 2-4: new high-speed USB device number 8 using ehci-pci
Jan 15 18:57:27 minipc kernel: [ 2906.334628] usb 2-4: New USB device found, idVendor=046d, idProduct=081d
Jan 15 18:57:27 minipc kernel: [ 2906.334633] usb 2-4: New USB device strings: Mfr=0, Product=0, SerialNumber=1
Jan 15 18:57:27 minipc kernel: [ 2906.334636] usb 2-4: SerialNumber: 451406C0
Jan 15 18:57:27 minipc kernel: [ 2906.593255] usb 2-4: set resolution quirk: cval->res = 384
Jan 15 18:57:27 minipc kernel: [ 2906.593705] uvcvideo: Found UVC 1.00 device <unnamed> (046d:081d)
Jan 15 18:57:27 minipc kernel: [ 2906.606593] input: UVC Camera (046d:081d) as /devices/pci0000:00/0000:00:1d.7/usb2/2-4/2-4:1.2/input/input17
Jan 15 18:57:27 minipc mtp-probe: checking bus 2, device 8: "/sys/devices/pci0000:00/0000:00:1d.7/usb2/2-4"
Jan 15 18:57:27 minipc mtp-probe: bus: 2, device: 8 was not an MTP device
Jan 15 18:57:27 minipc rtkit-daemon[3179]: Successfully made thread 5057 of process 3177 (n/a) owned by '1000' RT at priority 5.
Jan 15 18:57:27 minipc rtkit-daemon[3179]: Supervising 4 threads of 1 processes of 1 users.
Jan 15 18:58:07 minipc kernel: [ 2946.177078] ------------[ cut here ]------------
Jan 15 18:58:07 minipc kernel: [ 2946.177094] WARNING: CPU: 1 PID: 4716 at /build/buildd/linux-3.16.0/fs/sysfs/group.c:219 sysfs_remove_group+0x99/0xa0()
Jan 15 18:58:07 minipc kernel: [ 2946.177096] sysfs group ffffffff81cbe920 not found for kobject 'event10'
Jan 15 18:58:07 minipc kernel: [ 2946.177098] Modules linked in: uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media snd_usb_audio snd_usbmidi_lib xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc nfsv3 ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi bnep rfcomm bluetooth 6lowpan_iphc rpcsec_gss_krb5 dm_crypt nfsv4 binfmt_misc nfsd auth_rpcgss nfs_acl nfs lockd sunrpc fscache ir_lirc_codec ir_mce_kbd_decoder lirc_dev ir_sharp_decoder ir_sanyo_decoder ir_sony_decoder ir_jvc_decoder ir_rc6_decoder ir_nec_decoder ir_rc5_decoder rc_rc6_mce pl2303 usbserial mceusb rc_core joydev coretemp kvm_intel snd_hda_codec_realtek kvm snd_hda_codec_generic snd_hda_intel snd_hda_controller serio_raw snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer snd lpc_ich soundcore mac_hid parport_pc ppdev lp parport hid_generic usbhid hid i915 video i2c_algo_bit drm_kms_helper psmouse drm e1000e firewire_ohci firewire_core ptp crc_itu_t pata_acpi pps_core
Jan 15 18:58:07 minipc kernel: [ 2946.177199] CPU: 1 PID: 4716 Comm: MediaManager Tainted: G W 3.16.0-29-lowlatency #39-Ubuntu
Jan 15 18:58:07 minipc kernel: [ 2946.177201] Hardware name: AOpen i965GMx-IF/i965GMx-IF, BIOS 6.00 PG 10/03/2008
Jan 15 18:58:07 minipc kernel: [ 2946.177203] 0000000000000009 ffff8800747d7c10 ffffffff8178100b ffff8800747d7c58
Jan 15 18:58:07 minipc kernel: [ 2946.177207] ffff8800747d7c48 ffffffff8107199d 0000000000000000 ffffffff81cbe920
Jan 15 18:58:07 minipc kernel: [ 2946.177210] ffff88011e047cc0 ffff880123c55898 ffff88012953a520 ffff8800747d7ca8
Jan 15 18:58:07 minipc kernel: [ 2946.177213] Call Trace:
Jan 15 18:58:07 minipc kernel: [ 2946.177221] [<ffffffff8178100b>] dump_stack+0x4d/0x6f
Jan 15 18:58:07 minipc kernel: [ 2946.177226] [<ffffffff8107199d>] warn_slowpath_common+0x7d/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.177229] [<ffffffff81071a0c>] warn_slowpath_fmt+0x4c/0x50
Jan 15 18:58:07 minipc kernel: [ 2946.177233] [<ffffffff81258ed8>] ? kernfs_find_and_get_ns+0x48/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.177236] [<ffffffff8125c949>] sysfs_remove_group+0x99/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.177240] [<ffffffff814da277>] dpm_sysfs_remove+0x57/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.177245] [<ffffffff814cf4b5>] device_del+0x45/0x1d0
Jan 15 18:58:07 minipc kernel: [ 2946.177248] [<ffffffff815d28a3>] evdev_disconnect+0x23/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.177252] [<ffffffff815cf01f>] __input_unregister_device+0xaf/0x160
Jan 15 18:58:07 minipc kernel: [ 2946.177255] [<ffffffff815cf18d>] input_unregister_device+0x4d/0x80
Jan 15 18:58:07 minipc kernel: [ 2946.177262] [<ffffffffc0b95172>] uvc_status_cleanup+0x42/0x50 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.177266] [<ffffffffc0b8a1fd>] uvc_delete+0x2d/0x180 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.177269] [<ffffffffc0b8a439>] uvc_release+0x29/0x30 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.177279] [<ffffffffc0b4a9f9>] v4l2_device_release+0xd9/0x110 [videodev]
Jan 15 18:58:07 minipc kernel: [ 2946.177283] [<ffffffff814ced02>] device_release+0x32/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.177287] [<ffffffff813a136a>] kobject_release+0x7a/0x1c0
Jan 15 18:58:07 minipc kernel: [ 2946.177290] [<ffffffff813a120d>] kobject_put+0x2d/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.177293] [<ffffffff814cf017>] put_device+0x17/0x20
Jan 15 18:58:07 minipc kernel: [ 2946.177298] [<ffffffffc0b49491>] v4l2_release+0x51/0x80 [videodev]
Jan 15 18:58:07 minipc kernel: [ 2946.177301] [<ffffffff811e4593>] __fput+0xd3/0x230
Jan 15 18:58:07 minipc kernel: [ 2946.177304] [<ffffffff811e473e>] ____fput+0xe/0x10
Jan 15 18:58:07 minipc kernel: [ 2946.177308] [<ffffffff810926d7>] task_work_run+0xb7/0xf0
Jan 15 18:58:07 minipc kernel: [ 2946.177313] [<ffffffff81015267>] do_notify_resume+0x97/0xb0
Jan 15 18:58:07 minipc kernel: [ 2946.177318] [<ffffffff81788cea>] int_signal+0x12/0x17
Jan 15 18:58:07 minipc kernel: [ 2946.177320] ---[ end trace 167074d7c3fac550 ]---
Jan 15 18:58:07 minipc kernel: [ 2946.184034] ------------[ cut here ]------------
Jan 15 18:58:07 minipc kernel: [ 2946.184045] WARNING: CPU: 1 PID: 4716 at /build/buildd/linux-3.16.0/fs/sysfs/group.c:219 sysfs_remove_group+0x99/0xa0()
Jan 15 18:58:07 minipc kernel: [ 2946.184047] sysfs group ffffffff81cbe920 not found for kobject 'input16'
Jan 15 18:58:07 minipc kernel: [ 2946.184049] Modules linked in: uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media snd_usb_audio snd_usbmidi_lib xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc nfsv3 ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi bnep rfcomm bluetooth 6lowpan_iphc rpcsec_gss_krb5 dm_crypt nfsv4 binfmt_misc nfsd auth_rpcgss nfs_acl nfs lockd sunrpc fscache ir_lirc_codec ir_mce_kbd_decoder lirc_dev ir_sharp_decoder ir_sanyo_decoder ir_sony_decoder ir_jvc_decoder ir_rc6_decoder ir_nec_decoder ir_rc5_decoder rc_rc6_mce pl2303 usbserial mceusb rc_core joydev coretemp kvm_intel snd_hda_codec_realtek kvm snd_hda_codec_generic snd_hda_intel snd_hda_controller serio_raw snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer snd lpc_ich soundcore mac_hid parport_pc ppdev lp parport hid_generic usbhid hid i915 video i2c_algo_bit drm_kms_helper psmouse drm e1000e firewire_ohci firewire_core ptp crc_itu_t pata_acpi pps_core
Jan 15 18:58:07 minipc kernel: [ 2946.184137] CPU: 1 PID: 4716 Comm: MediaManager Tainted: G W 3.16.0-29-lowlatency #39-Ubuntu
Jan 15 18:58:07 minipc kernel: [ 2946.184139] Hardware name: AOpen i965GMx-IF/i965GMx-IF, BIOS 6.00 PG 10/03/2008
Jan 15 18:58:07 minipc kernel: [ 2946.184141] 0000000000000009 ffff8800747d7c38 ffffffff8178100b ffff8800747d7c80
Jan 15 18:58:07 minipc kernel: [ 2946.184144] ffff8800747d7c70 ffffffff8107199d 0000000000000000 ffffffff81cbe920
Jan 15 18:58:07 minipc kernel: [ 2946.184147] ffff880123c53a58 ffff880123c55898 ffff88012953a520 ffff8800747d7cd0
Jan 15 18:58:07 minipc kernel: [ 2946.184151] Call Trace:
Jan 15 18:58:07 minipc kernel: [ 2946.184157] [<ffffffff8178100b>] dump_stack+0x4d/0x6f
Jan 15 18:58:07 minipc kernel: [ 2946.184161] [<ffffffff8107199d>] warn_slowpath_common+0x7d/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184164] [<ffffffff81071a0c>] warn_slowpath_fmt+0x4c/0x50
Jan 15 18:58:07 minipc kernel: [ 2946.184167] [<ffffffff81258ed8>] ? kernfs_find_and_get_ns+0x48/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.184170] [<ffffffff8125c949>] sysfs_remove_group+0x99/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184175] [<ffffffff814da277>] dpm_sysfs_remove+0x57/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.184178] [<ffffffff814cf4b5>] device_del+0x45/0x1d0
Jan 15 18:58:07 minipc kernel: [ 2946.184183] [<ffffffff815cf0ac>] __input_unregister_device+0x13c/0x160
Jan 15 18:58:07 minipc kernel: [ 2946.184186] [<ffffffff815cf18d>] input_unregister_device+0x4d/0x80
Jan 15 18:58:07 minipc kernel: [ 2946.184192] [<ffffffffc0b95172>] uvc_status_cleanup+0x42/0x50 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.184195] [<ffffffffc0b8a1fd>] uvc_delete+0x2d/0x180 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.184199] [<ffffffffc0b8a439>] uvc_release+0x29/0x30 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.184208] [<ffffffffc0b4a9f9>] v4l2_device_release+0xd9/0x110 [videodev]
Jan 15 18:58:07 minipc kernel: [ 2946.184211] [<ffffffff814ced02>] device_release+0x32/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184215] [<ffffffff813a136a>] kobject_release+0x7a/0x1c0
Jan 15 18:58:07 minipc kernel: [ 2946.184218] [<ffffffff813a120d>] kobject_put+0x2d/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.184221] [<ffffffff814cf017>] put_device+0x17/0x20
Jan 15 18:58:07 minipc kernel: [ 2946.184225] [<ffffffffc0b49491>] v4l2_release+0x51/0x80 [videodev]
Jan 15 18:58:07 minipc kernel: [ 2946.184229] [<ffffffff811e4593>] __fput+0xd3/0x230
Jan 15 18:58:07 minipc kernel: [ 2946.184232] [<ffffffff811e473e>] ____fput+0xe/0x10
Jan 15 18:58:07 minipc kernel: [ 2946.184235] [<ffffffff810926d7>] task_work_run+0xb7/0xf0
Jan 15 18:58:07 minipc kernel: [ 2946.184239] [<ffffffff81015267>] do_notify_resume+0x97/0xb0
Jan 15 18:58:07 minipc kernel: [ 2946.184243] [<ffffffff81788cea>] int_signal+0x12/0x17
Jan 15 18:58:07 minipc kernel: [ 2946.184245] ---[ end trace 167074d7c3fac551 ]---
Jan 15 18:58:07 minipc kernel: [ 2946.184256] ------------[ cut here ]------------
Jan 15 18:58:07 minipc kernel: [ 2946.184260] WARNING: CPU: 1 PID: 4716 at /build/buildd/linux-3.16.0/fs/sysfs/group.c:219 sysfs_remove_group+0x99/0xa0()
Jan 15 18:58:07 minipc kernel: [ 2946.184261] sysfs group ffffffff81cd6dc0 not found for kobject 'input16'
Jan 15 18:58:07 minipc kernel: [ 2946.184263] Modules linked in: uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media snd_usb_audio snd_usbmidi_lib xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc nfsv3 ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi bnep rfcomm bluetooth 6lowpan_iphc rpcsec_gss_krb5 dm_crypt nfsv4 binfmt_misc nfsd auth_rpcgss nfs_acl nfs lockd sunrpc fscache ir_lirc_codec ir_mce_kbd_decoder lirc_dev ir_sharp_decoder ir_sanyo_decoder ir_sony_decoder ir_jvc_decoder ir_rc6_decoder ir_nec_decoder ir_rc5_decoder rc_rc6_mce pl2303 usbserial mceusb rc_core joydev coretemp kvm_intel snd_hda_codec_realtek kvm snd_hda_codec_generic snd_hda_intel snd_hda_controller serio_raw snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer snd lpc_ich soundcore mac_hid parport_pc ppdev lp parport hid_generic usbhid hid i915 video i2c_algo_bit drm_kms_helper psmouse drm e1000e firewire_ohci firewire_core ptp crc_itu_t pata_acpi pps_core
Jan 15 18:58:07 minipc kernel: [ 2946.184330] CPU: 1 PID: 4716 Comm: MediaManager Tainted: G W 3.16.0-29-lowlatency #39-Ubuntu
Jan 15 18:58:07 minipc kernel: [ 2946.184332] Hardware name: AOpen i965GMx-IF/i965GMx-IF, BIOS 6.00 PG 10/03/2008
Jan 15 18:58:07 minipc kernel: [ 2946.184333] 0000000000000009 ffff8800747d7c00 ffffffff8178100b ffff8800747d7c48
Jan 15 18:58:07 minipc kernel: [ 2946.184336] ffff8800747d7c38 ffffffff8107199d 0000000000000000 ffffffff81cd6dc0
Jan 15 18:58:07 minipc kernel: [ 2946.184339] ffff880123c53a58 ffffffff81cd6bc0 ffff88012953a520 ffff8800747d7c98
Jan 15 18:58:07 minipc kernel: [ 2946.184342] Call Trace:
Jan 15 18:58:07 minipc kernel: [ 2946.184345] [<ffffffff8178100b>] dump_stack+0x4d/0x6f
Jan 15 18:58:07 minipc kernel: [ 2946.184349] [<ffffffff8107199d>] warn_slowpath_common+0x7d/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184351] [<ffffffff81071a0c>] warn_slowpath_fmt+0x4c/0x50
Jan 15 18:58:07 minipc kernel: [ 2946.184354] [<ffffffff81258ed8>] ? kernfs_find_and_get_ns+0x48/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.184357] [<ffffffff8125c949>] sysfs_remove_group+0x99/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184360] [<ffffffff8125ca23>] sysfs_remove_groups+0x33/0x50
Jan 15 18:58:07 minipc kernel: [ 2946.184363] [<ffffffff814cec3e>] device_remove_attrs+0x5e/0x80
Jan 15 18:58:07 minipc kernel: [ 2946.184366] [<ffffffff814cf591>] device_del+0x121/0x1d0
Jan 15 18:58:07 minipc kernel: [ 2946.184369] [<ffffffff815cf0ac>] __input_unregister_device+0x13c/0x160
Jan 15 18:58:07 minipc kernel: [ 2946.184372] [<ffffffff815cf18d>] input_unregister_device+0x4d/0x80
Jan 15 18:58:07 minipc kernel: [ 2946.184376] [<ffffffffc0b95172>] uvc_status_cleanup+0x42/0x50 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.184380] [<ffffffffc0b8a1fd>] uvc_delete+0x2d/0x180 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.184383] [<ffffffffc0b8a439>] uvc_release+0x29/0x30 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.184388] [<ffffffffc0b4a9f9>] v4l2_device_release+0xd9/0x110 [videodev]
Jan 15 18:58:07 minipc kernel: [ 2946.184391] [<ffffffff814ced02>] device_release+0x32/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184394] [<ffffffff813a136a>] kobject_release+0x7a/0x1c0
Jan 15 18:58:07 minipc kernel: [ 2946.184397] [<ffffffff813a120d>] kobject_put+0x2d/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.184400] [<ffffffff814cf017>] put_device+0x17/0x20
Jan 15 18:58:07 minipc kernel: [ 2946.184404] [<ffffffffc0b49491>] v4l2_release+0x51/0x80 [videodev]
Jan 15 18:58:07 minipc kernel: [ 2946.184407] [<ffffffff811e4593>] __fput+0xd3/0x230
Jan 15 18:58:07 minipc kernel: [ 2946.184410] [<ffffffff811e473e>] ____fput+0xe/0x10
Jan 15 18:58:07 minipc kernel: [ 2946.184413] [<ffffffff810926d7>] task_work_run+0xb7/0xf0
Jan 15 18:58:07 minipc kernel: [ 2946.184416] [<ffffffff81015267>] do_notify_resume+0x97/0xb0
Jan 15 18:58:07 minipc kernel: [ 2946.184419] [<ffffffff81788cea>] int_signal+0x12/0x17
Jan 15 18:58:07 minipc kernel: [ 2946.184421] ---[ end trace 167074d7c3fac552 ]---
Jan 15 18:58:07 minipc kernel: [ 2946.184422] ------------[ cut here ]------------
Jan 15 18:58:07 minipc kernel: [ 2946.184425] WARNING: CPU: 1 PID: 4716 at /build/buildd/linux-3.16.0/fs/sysfs/group.c:219 sysfs_remove_group+0x99/0xa0()
Jan 15 18:58:07 minipc kernel: [ 2946.184427] sysfs group ffffffff81cd6c20 not found for kobject 'input16'
Jan 15 18:58:07 minipc kernel: [ 2946.184428] Modules linked in: uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media snd_usb_audio snd_usbmidi_lib xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc nfsv3 ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi bnep rfcomm bluetooth 6lowpan_iphc rpcsec_gss_krb5 dm_crypt nfsv4 binfmt_misc nfsd auth_rpcgss nfs_acl nfs lockd sunrpc fscache ir_lirc_codec ir_mce_kbd_decoder lirc_dev ir_sharp_decoder ir_sanyo_decoder ir_sony_decoder ir_jvc_decoder ir_rc6_decoder ir_nec_decoder ir_rc5_decoder rc_rc6_mce pl2303 usbserial mceusb rc_core joydev coretemp kvm_intel snd_hda_codec_realtek kvm snd_hda_codec_generic snd_hda_intel snd_hda_controller serio_raw snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer snd lpc_ich soundcore mac_hid parport_pc ppdev lp parport hid_generic usbhid hid i915 video i2c_algo_bit drm_kms_helper psmouse drm e1000e firewire_ohci firewire_core ptp crc_itu_t pata_acpi pps_core
Jan 15 18:58:07 minipc kernel: [ 2946.184496] CPU: 1 PID: 4716 Comm: MediaManager Tainted: G W 3.16.0-29-lowlatency #39-Ubuntu
Jan 15 18:58:07 minipc kernel: [ 2946.184497] Hardware name: AOpen i965GMx-IF/i965GMx-IF, BIOS 6.00 PG 10/03/2008
Jan 15 18:58:07 minipc kernel: [ 2946.184499] 0000000000000009 ffff8800747d7c00 ffffffff8178100b ffff8800747d7c48
Jan 15 18:58:07 minipc kernel: [ 2946.184502] ffff8800747d7c38 ffffffff8107199d 0000000000000000 ffffffff81cd6c20
Jan 15 18:58:07 minipc kernel: [ 2946.184505] ffff880123c53a58 ffffffff81cd6bc0 ffff88012953a520 ffff8800747d7c98
Jan 15 18:58:07 minipc kernel: [ 2946.184508] Call Trace:
Jan 15 18:58:07 minipc kernel: [ 2946.184511] [<ffffffff8178100b>] dump_stack+0x4d/0x6f
Jan 15 18:58:07 minipc kernel: [ 2946.184514] [<ffffffff8107199d>] warn_slowpath_common+0x7d/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184517] [<ffffffff81071a0c>] warn_slowpath_fmt+0x4c/0x50
Jan 15 18:58:07 minipc kernel: [ 2946.184520] [<ffffffff81258ed8>] ? kernfs_find_and_get_ns+0x48/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.184522] [<ffffffff8125c949>] sysfs_remove_group+0x99/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184525] [<ffffffff8125ca23>] sysfs_remove_groups+0x33/0x50
Jan 15 18:58:07 minipc kernel: [ 2946.184528] [<ffffffff814cec3e>] device_remove_attrs+0x5e/0x80
Jan 15 18:58:07 minipc kernel: [ 2946.184531] [<ffffffff814cf591>] device_del+0x121/0x1d0
Jan 15 18:58:07 minipc kernel: [ 2946.184534] [<ffffffff815cf0ac>] __input_unregister_device+0x13c/0x160
Jan 15 18:58:07 minipc kernel: [ 2946.184537] [<ffffffff815cf18d>] input_unregister_device+0x4d/0x80
Jan 15 18:58:07 minipc kernel: [ 2946.184541] [<ffffffffc0b95172>] uvc_status_cleanup+0x42/0x50 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.184545] [<ffffffffc0b8a1fd>] uvc_delete+0x2d/0x180 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.184548] [<ffffffffc0b8a439>] uvc_release+0x29/0x30 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.184553] [<ffffffffc0b4a9f9>] v4l2_device_release+0xd9/0x110 [videodev]
Jan 15 18:58:07 minipc kernel: [ 2946.184556] [<ffffffff814ced02>] device_release+0x32/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184559] [<ffffffff813a136a>] kobject_release+0x7a/0x1c0
Jan 15 18:58:07 minipc kernel: [ 2946.184562] [<ffffffff813a120d>] kobject_put+0x2d/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.184565] [<ffffffff814cf017>] put_device+0x17/0x20
Jan 15 18:58:07 minipc kernel: [ 2946.184570] [<ffffffffc0b49491>] v4l2_release+0x51/0x80 [videodev]
Jan 15 18:58:07 minipc kernel: [ 2946.184572] [<ffffffff811e4593>] __fput+0xd3/0x230
Jan 15 18:58:07 minipc kernel: [ 2946.184575] [<ffffffff811e473e>] ____fput+0xe/0x10
Jan 15 18:58:07 minipc kernel: [ 2946.184578] [<ffffffff810926d7>] task_work_run+0xb7/0xf0
Jan 15 18:58:07 minipc kernel: [ 2946.184581] [<ffffffff81015267>] do_notify_resume+0x97/0xb0
Jan 15 18:58:07 minipc kernel: [ 2946.184584] [<ffffffff81788cea>] int_signal+0x12/0x17
Jan 15 18:58:07 minipc kernel: [ 2946.184586] ---[ end trace 167074d7c3fac553 ]---
Jan 15 18:58:07 minipc kernel: [ 2946.184691] ------------[ cut here ]------------
Jan 15 18:58:07 minipc kernel: [ 2946.184696] WARNING: CPU: 1 PID: 4716 at /build/buildd/linux-3.16.0/fs/sysfs/group.c:219 sysfs_remove_group+0x99/0xa0()
Jan 15 18:58:07 minipc kernel: [ 2946.184697] sysfs group ffffffff81cbe920 not found for kobject 'media0'
Jan 15 18:58:07 minipc kernel: [ 2946.184699] Modules linked in: uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media snd_usb_audio snd_usbmidi_lib xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc nfsv3 ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi bnep rfcomm bluetooth 6lowpan_iphc rpcsec_gss_krb5 dm_crypt nfsv4 binfmt_misc nfsd auth_rpcgss nfs_acl nfs lockd sunrpc fscache ir_lirc_codec ir_mce_kbd_decoder lirc_dev ir_sharp_decoder ir_sanyo_decoder ir_sony_decoder ir_jvc_decoder ir_rc6_decoder ir_nec_decoder ir_rc5_decoder rc_rc6_mce pl2303 usbserial mceusb rc_core joydev coretemp kvm_intel snd_hda_codec_realtek kvm snd_hda_codec_generic snd_hda_intel snd_hda_controller serio_raw snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer snd lpc_ich soundcore mac_hid parport_pc ppdev lp parport hid_generic usbhid hid i915 video i2c_algo_bit drm_kms_helper psmouse drm e1000e firewire_ohci firewire_core ptp crc_itu_t pata_acpi pps_core
Jan 15 18:58:07 minipc kernel: [ 2946.184768] CPU: 1 PID: 4716 Comm: MediaManager Tainted: G W 3.16.0-29-lowlatency #39-Ubuntu
Jan 15 18:58:07 minipc kernel: [ 2946.184769] Hardware name: AOpen i965GMx-IF/i965GMx-IF, BIOS 6.00 PG 10/03/2008
Jan 15 18:58:07 minipc kernel: [ 2946.184771] 0000000000000009 ffff8800747d7c38 ffffffff8178100b ffff8800747d7c80
Jan 15 18:58:07 minipc kernel: [ 2946.184774] ffff8800747d7c70 ffffffff8107199d 0000000000000000 ffffffff81cbe920
Jan 15 18:58:07 minipc kernel: [ 2946.184777] ffff880123c51898 ffff880123c55898 ffff88012953a520 ffff8800747d7cd0
Jan 15 18:58:07 minipc kernel: [ 2946.184780] Call Trace:
Jan 15 18:58:07 minipc kernel: [ 2946.184783] [<ffffffff8178100b>] dump_stack+0x4d/0x6f
Jan 15 18:58:07 minipc kernel: [ 2946.184787] [<ffffffff8107199d>] warn_slowpath_common+0x7d/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184789] [<ffffffff81071a0c>] warn_slowpath_fmt+0x4c/0x50
Jan 15 18:58:07 minipc kernel: [ 2946.184792] [<ffffffff81258ed8>] ? kernfs_find_and_get_ns+0x48/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.184795] [<ffffffff8125c949>] sysfs_remove_group+0x99/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184798] [<ffffffff814da277>] dpm_sysfs_remove+0x57/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.184801] [<ffffffff814cf4b5>] device_del+0x45/0x1d0
Jan 15 18:58:07 minipc kernel: [ 2946.184804] [<ffffffff814cf65e>] device_unregister+0x1e/0x70
Jan 15 18:58:07 minipc kernel: [ 2946.184809] [<ffffffffc0b3df89>] media_devnode_unregister+0x49/0x50 [media]
Jan 15 18:58:07 minipc kernel: [ 2946.184813] [<ffffffffc0b3daec>] media_device_unregister+0x5c/0x70 [media]
Jan 15 18:58:07 minipc kernel: [ 2946.184816] [<ffffffffc0b8a342>] uvc_delete+0x172/0x180 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.184820] [<ffffffffc0b8a439>] uvc_release+0x29/0x30 [uvcvideo]
Jan 15 18:58:07 minipc kernel: [ 2946.184825] [<ffffffffc0b4a9f9>] v4l2_device_release+0xd9/0x110 [videodev]
Jan 15 18:58:07 minipc kernel: [ 2946.184828] [<ffffffff814ced02>] device_release+0x32/0xa0
Jan 15 18:58:07 minipc kernel: [ 2946.184831] [<ffffffff813a136a>] kobject_release+0x7a/0x1c0
Jan 15 18:58:07 minipc kernel: [ 2946.184834] [<ffffffff813a120d>] kobject_put+0x2d/0x60
Jan 15 18:58:07 minipc kernel: [ 2946.184837] [<ffffffff814cf017>] put_device+0x17/0x20
Jan 15 18:58:07 minipc kernel: [ 2946.184841] [<ffffffffc0b49491>] v4l2_release+0x51/0x80 [videodev]
Jan 15 18:58:07 minipc kernel: [ 2946.184844] [<ffffffff811e4593>] __fput+0xd3/0x230
Jan 15 18:58:07 minipc kernel: [ 2946.184847] [<ffffffff811e473e>] ____fput+0xe/0x10
Jan 15 18:58:07 minipc kernel: [ 2946.184849] [<ffffffff810926d7>] task_work_run+0xb7/0xf0
Jan 15 18:58:07 minipc kernel: [ 2946.184853] [<ffffffff81015267>] do_notify_resume+0x97/0xb0
Jan 15 18:58:07 minipc kernel: [ 2946.184856] [<ffffffff81788cea>] int_signal+0x12/0x17
Jan 15 18:58:07 minipc kernel: [ 2946.184858] ---[ end trace 167074d7c3fac554 ]---
ProblemType: Bug
DistroRelease: Ubuntu 14.10
Package: linux-image-lowlatency 3.16.0.29.30
ProcVersionSignature: Ubuntu 3.16.0-29.39-lowlatency 3.16.7-ckt2
Uname: Linux 3.16.0-29-lowlatency x86_64
ApportVersion: 2.14.7-0ubuntu8
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: pascal 3177 F.... pulseaudio
/dev/snd/pcmC0D0p: pascal 3177 F...m pulseaudio
/dev/snd/controlC0: pascal 3177 F.... pulseaudio
CurrentDesktop: KDE
Date: Thu Jan 15 18:59:43 2015
EcryptfsInUse: Yes
InstallationDate: Installed on 2015-01-03 (12 days ago)
InstallationMedia: Kubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
IwConfig:
eth0 no wireless extensions.
virbr0 no wireless extensions.
lo no wireless extensions.
MachineType: AOpen i965GMx-IF
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-29-lowlatency root=UUID=076b58d2-a51a-4802-a928-ddafdecc1b83 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.16.0-29-lowlatency N/A
linux-backports-modules-3.16.0-29-lowlatency N/A
linux-firmware 1.138.1
RfKill:
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/03/2008
dmi.bios.vendor: Phoenix Technologies, LTD
dmi.bios.version: 6.00 PG
dmi.board.name: i965GMx-IF
dmi.board.vendor: AOpen
dmi.board.version: 558EX10I690
dmi.chassis.type: 3
dmi.chassis.vendor: AOpen
dmi.chassis.version: i965GMx-IF
dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvr6.00PG:bd10/03/2008:svnAOpen:pni965GMx-IF:pvrAO00001JW:rvnAOpen:rni965GMx-IF:rvr558EX10I690:cvnAOpen:ct3:cvri965GMx-IF:
dmi.product.name: i965GMx-IF
dmi.product.version: AO00001JW
dmi.sys.vendor: AOpen
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References
