The camera freezes while using skype. Also, it's definitely not the
upgrader bug.
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Also affects: v4l-utils (Ubuntu)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu)
Status: New => Confirmed
** Changed in: ubuntu-release-upgrader (Ubuntu)
Status: Confirmed => Invalid
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https://bugs.launchpad.net/bugs/1388239
Title:
CPU: 1 PID: 11025 at
/build/buildd/linux-3.16.0/drivers/media/v4l2-core/videobuf2-core.c:2120
__vb2_queue_cancel+0x116/0x180 [videobuf2_core]()
Status in “linux” package in Ubuntu:
Confirmed
Status in “ubuntu-release-upgrader” package in Ubuntu:
Invalid
Status in “v4l-utils” package in Ubuntu:
New
Bug description:
Found theses warnings when using the webcam on flash site under
firefox.
[418114.773634] ------------[ cut here ]------------
[418114.773674] WARNING: CPU: 1 PID: 11025 at
/build/buildd/linux-3.16.0/drivers/media/v4l2-core/videobuf2-core.c:2120
__vb2_queue_cancel+0x116/0x180 [videobuf2_core]()
[418114.773677] Modules linked in: btrfs xor raid6_pq ufs qnx4 hfsplus hfs
minix ntfs msdos jfs xfs libcrc32c 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 snd_hrtimer nfsv3 rpcsec_gss_krb5 nfsv4 ib_iser rdma_cm iw_cm ib_cm ib_sa
ib_mad ib_core ib_addr bnep iscsi_tcp libiscsi_tcp libiscsi
scsi_transport_iscsi rfcomm bluetooth 6lowpan_iphc nfsd auth_rpcgss binfmt_misc
nfs_acl nfs lockd sunrpc fscache dm_crypt ir_lirc_codec lirc_dev ir_rc5_decoder
ir_mce_kbd_decoder ir_sharp_decoder ir_jvc_decoder ir_sony_decoder
ir_sanyo_decoder ir_rc6_decoder ir_nec_decoder rc_rc6_mce mceusb rc_core pl2303
usbserial snd_hda_codec_realtek uvcvideo videobuf2_vmalloc
[418114.773763] videobuf2_memops snd_hda_codec_generic snd_usb_audio
videobuf2_core v4l2_common snd_hda_intel videodev snd_hda_controller media
joydev snd_usbmidi_lib snd_hda_codec snd_hwdep coretemp snd_pcm kvm_intel
snd_seq_midi dm_multipath kvm snd_seq_midi_event scsi_dh snd_rawmidi snd_seq
snd_seq_device serio_raw snd_timer cuse snd lpc_ich parport_pc soundcore ppdev
mac_hid lp parport i915 hid_generic e1000e ptp video i2c_algo_bit
drm_kms_helper usbhid drm firewire_ohci hid pata_acpi firewire_core crc_itu_t
pps_core
[418114.773829] CPU: 1 PID: 11025 Comm: plugin-containe Tainted: G W
3.16.0-23-lowlatency #31-Ubuntu
[418114.773833] Hardware name: AOpen i965GMx-IF/i965GMx-IF, BIOS 6.00 PG
10/03/2008
[418114.773836] 0000000000000009 ffff8800115c7c00 ffffffff8177ec5d
0000000000000000
[418114.773843] ffff8800115c7c38 ffffffff8107183d 0000000000000000
0000000000000000
[418114.773848] ffff88008b044af0 ffff88008b0448d8 ffff8801215cb180
ffff8800115c7c48
[418114.773854] Call Trace:
[418114.773867] [<ffffffff8177ec5d>] dump_stack+0x4d/0x6f
[418114.773875] [<ffffffff8107183d>] warn_slowpath_common+0x7d/0xa0
[418114.773881] [<ffffffff8107191a>] warn_slowpath_null+0x1a/0x20
[418114.773893] [<ffffffffc0701596>] __vb2_queue_cancel+0x116/0x180
[videobuf2_core]
[418114.773905] [<ffffffffc0702cf5>] vb2_internal_streamoff+0x35/0x90
[videobuf2_core]
[418114.773916] [<ffffffffc0702db5>] vb2_streamoff+0x65/0x70 [videobuf2_core]
[418114.773928] [<ffffffffc075e855>] uvc_queue_enable+0x65/0xa0 [uvcvideo]
[418114.773939] [<ffffffffc076360a>] uvc_video_enable+0x4a/0x1b0 [uvcvideo]
[418114.773958] [<ffffffffc07601e2>] uvc_v4l2_do_ioctl+0x962/0x14b0
[uvcvideo]
[418114.773962] [<ffffffff81192373>] ? copy_page_from_iter_iovec+0x183/0x2d0
[418114.773976] [<ffffffffc06e02c6>] video_usercopy+0x366/0x600 [videodev]
[418114.773979] [<ffffffff811e4bd9>] ? __sb_start_write+0x49/0xf0
[418114.773985] [<ffffffffc075f880>] ? uvc_v4l2_open+0x150/0x150 [uvcvideo]
[418114.773988] [<ffffffff811e4b61>] ? __sb_end_write+0x31/0x60
[418114.773992] [<ffffffff811eaad3>] ? pipe_write+0x393/0x450
[418114.773997] [<ffffffffc075ec3f>] uvc_v4l2_ioctl+0x2f/0x70 [uvcvideo]
[418114.774004] [<ffffffffc06da734>] v4l2_ioctl+0x154/0x190 [videodev]
[418114.774008] [<ffffffff811f6468>] do_vfs_ioctl+0x2c8/0x4a0
[418114.774011] [<ffffffff812007de>] ? __fget+0x6e/0xb0
[418114.774029] [<ffffffff811f66c1>] SyS_ioctl+0x81/0xa0
[418114.774039] [<ffffffff8178666d>] system_call_fastpath+0x1a/0x1f
[418114.774084] ---[ end trace 36d13fa659268ece ]---
ProblemType: Bug
DistroRelease: Ubuntu 14.10
Package: ubuntu-release-upgrader-core 1:14.10.9
ProcVersionSignature: Ubuntu 3.16.0-23.31-lowlatency 3.16.4
Uname: Linux 3.16.0-23-lowlatency x86_64
ApportVersion: 2.14.7-0ubuntu8
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: KDE
Date: Fri Oct 31 20:35:55 2014
InstallationDate: Installed on 2011-10-23 (1103 days ago)
InstallationMedia: Kubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
Symptom: ubuntu-release-upgrader
UpgradeStatus: Upgraded to utopic on 2014-10-24 (7 days ago)
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