Bug#827510: videobuf2-core.c:1781 vb2_start_streaming+0xf8/0x180 [videobuf2_core]()
Package: linux-image-amd64
Version: 3.16+63
I cannot use any more my oldish webcam: Philips PCVC730K (ToUCam
Fun)/PCVC830 (ToUCam II) USB webcam. If I start:
$ cheese -d /dev/video1
Here is what I see in dmesg:
[271571.088304] usb 4-1.3: new full-speed USB device number 6 using ehci-pci
[271571.299739] usb 4-1.3: New USB device found, idVendor=0471, idProduct=0310
[271571.299749] usb 4-1.3: New USB device strings: Mfr=0, Product=0,
SerialNumber=1
[271571.299754] usb 4-1.3: SerialNumber: 0169000099000000
[271572.079293] pwc: Philips PCVC730K (ToUCam Fun)/PCVC830 (ToUCam II)
USB webcam detected.
[271572.320099] pwc: Registered as video1.
[271572.320233] input: PWC snapshot button as
/devices/pci0000:00/0000:00:1d.0/usb4/4-1/4-1.3/input/input16
[271572.320508] usbcore: registered new interface driver Philips webcam
[271575.258917] usbcore: registered new interface driver snd-usb-audio
[271660.187958] pwc: isoc_init() submit_urb 0 failed with error -28
[271660.191229] ------------[ cut here ]------------
[271660.191257] WARNING: CPU: 6 PID: 11323 at
/build/linux-zbOcpU/linux-3.16.7-ckt25/drivers/media/v4l2-core/videobuf2-core.c:1781
vb2_start_streaming+0xf8/0x180 [videobuf2_core]()
[271660.191261] Modules linked in: snd_usb_audio snd_usbmidi_lib
snd_rawmidi snd_seq_device pwc nls_utf8 isofs 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
cpufreq_stats cpufreq_powersave cpufreq_conservative cpufreq_userspace
ctr ccm binfmt_misc bnep nfsd auth_rpcgss oid_registry nfs_acl nfs
lockd fscache sunrpc uvcvideo videobuf2_vmalloc videobuf2_memops
videobuf2_core x86_pkg_temp_thermal intel_powerclamp v4l2_common
intel_rapl videodev kvm_intel media kvm arc4 crc32_pclmul iwldvm
mac80211 aesni_intel aes_x86_64 i915 snd_hda_codec_realtek
snd_hda_codec_generic ecb drm_kms_helper snd_hda_intel iwlwifi
snd_hda_controller snd_hda_codec drm btusb
[271660.191331] lrw snd_hwdep iTCO_wdt iTCO_vendor_support dell_wmi
bluetooth sparse_keymap gf128mul i2c_algo_bit dell_laptop snd_pcm
lpc_ich cfg80211 6lowpan_iphc dcdbas mfd_core rfkill glue_helper
i2c_i801 i2c_core snd_timer mei_me mei snd ablk_helper shpchp evdev
cryptd pcspkr soundcore processor joydev serio_raw video wmi
dell_smo8800 button battery ac coretemp loop fuse autofs4 ext4 crc16
mbcache jbd2 btrfs xor raid6_pq dm_mod md_mod sg sd_mod sr_mod
crc_t10dif cdrom crct10dif_generic ums_realtek usb_storage ahci
libahci ehci_pci crct10dif_pclmul crct10dif_common xhci_hcd ehci_hcd
crc32c_intel libata psmouse scsi_mod r8169 mii usbcore usb_common
thermal thermal_sys
[271660.191415] CPU: 6 PID: 11323 Comm: video_source:sr Not tainted
3.16.0-4-amd64 #1 Debian 3.16.7-ckt25-1
[271660.191418] Hardware name: Dell Inc. Dell System Vostro
3750/0VP036, BIOS A14 09/26/2012
[271660.191422] 0000000000000000 ffffffff8150e835 0000000000000000
0000000000000009
[271660.191428] ffffffff810677f7 00000000ffffffe4 ffff880119d00610
ffff880119d004b8
[271660.191433] 0000000000000000 ffff8800775cbdf8 ffffffffa070ef18
ffff880119d004b8
[271660.191438] Call Trace:
[271660.191451] [<ffffffff8150e835>] ? dump_stack+0x5d/0x78
[271660.191460] [<ffffffff810677f7>] ? warn_slowpath_common+0x77/0x90
[271660.191470] [<ffffffffa070ef18>] ? vb2_start_streaming+0xf8/0x180
[videobuf2_core]
[271660.191479] [<ffffffffa0710eed>] ?
vb2_internal_streamon+0x15d/0x1b0 [videobuf2_core]
[271660.191491] [<ffffffffa07ed773>] ? __video_do_ioctl+0x2a3/0x330 [videodev]
[271660.191503] [<ffffffffa07ed4d0>] ? video_ioctl2+0x20/0x20 [videodev]
[271660.191513] [<ffffffffa07ed16e>] ? video_usercopy+0x1fe/0x540 [videodev]
[271660.191522] [<ffffffff810d215f>] ? futex_wake+0x6f/0x120
[271660.191529] [<ffffffff810d40ee>] ? do_futex+0x11e/0xb60
[271660.191539] [<ffffffffa07e867b>] ? v4l2_ioctl+0x10b/0x150 [videodev]
[271660.191546] [<ffffffff811bacdf>] ? do_vfs_ioctl+0x2cf/0x4b0
[271660.191553] [<ffffffff810d4b9e>] ? SyS_futex+0x6e/0x150
[271660.191558] [<ffffffff811baf41>] ? SyS_ioctl+0x81/0xa0
[271660.191566] [<ffffffff81514a0d>] ? system_call_fast_compare_end+0x10/0x15
[271660.191570] ---[ end trace 45f9521fea01f64c ]---
[271697.429869] pwc: isoc_init() submit_urb 0 failed with error -28
[271697.433143] ------------[ cut here ]------------
[271697.433183] WARNING: CPU: 2 PID: 11349 at
/build/linux-zbOcpU/linux-3.16.7-ckt25/drivers/media/v4l2-core/videobuf2-core.c:1781
vb2_start_streaming+0xf8/0x180 [videobuf2_core]()
[271697.433187] Modules linked in: snd_usb_audio snd_usbmidi_lib
snd_rawmidi snd_seq_device pwc nls_utf8 isofs 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
cpufreq_stats cpufreq_powersave cpufreq_conservative cpufreq_userspace
ctr ccm binfmt_misc bnep nfsd auth_rpcgss oid_registry nfs_acl nfs
lockd fscache sunrpc uvcvideo videobuf2_vmalloc videobuf2_memops
videobuf2_core x86_pkg_temp_thermal intel_powerclamp v4l2_common
intel_rapl videodev kvm_intel media kvm arc4 crc32_pclmul iwldvm
mac80211 aesni_intel aes_x86_64 i915 snd_hda_codec_realtek
snd_hda_codec_generic ecb drm_kms_helper snd_hda_intel iwlwifi
snd_hda_controller snd_hda_codec drm btusb
[271697.433259] lrw snd_hwdep iTCO_wdt iTCO_vendor_support dell_wmi
bluetooth sparse_keymap gf128mul i2c_algo_bit dell_laptop snd_pcm
lpc_ich cfg80211 6lowpan_iphc dcdbas mfd_core rfkill glue_helper
i2c_i801 i2c_core snd_timer mei_me mei snd ablk_helper shpchp evdev
cryptd pcspkr soundcore processor joydev serio_raw video wmi
dell_smo8800 button battery ac coretemp loop fuse autofs4 ext4 crc16
mbcache jbd2 btrfs xor raid6_pq dm_mod md_mod sg sd_mod sr_mod
crc_t10dif cdrom crct10dif_generic ums_realtek usb_storage ahci
libahci ehci_pci crct10dif_pclmul crct10dif_common xhci_hcd ehci_hcd
crc32c_intel libata psmouse scsi_mod r8169 mii usbcore usb_common
thermal thermal_sys
[271697.433356] CPU: 2 PID: 11349 Comm: video_source:sr Tainted: G
W 3.16.0-4-amd64 #1 Debian 3.16.7-ckt25-1
[271697.433361] Hardware name: Dell Inc. Dell System Vostro
3750/0VP036, BIOS A14 09/26/2012
[271697.433365] 0000000000000000 ffffffff8150e835 0000000000000000
0000000000000009
[271697.433376] ffffffff810677f7 00000000ffffffe4 ffff880119d00610
ffff880119d004b8
[271697.433380] 0000000000000000 ffff8800b6bd7df8 ffffffffa070ef18
ffff880119d004b8
[271697.433385] Call Trace:
[271697.433398] [<ffffffff8150e835>] ? dump_stack+0x5d/0x78
[271697.433408] [<ffffffff810677f7>] ? warn_slowpath_common+0x77/0x90
[271697.433418] [<ffffffffa070ef18>] ? vb2_start_streaming+0xf8/0x180
[videobuf2_core]
[271697.433425] [<ffffffffa0710eed>] ?
vb2_internal_streamon+0x15d/0x1b0 [videobuf2_core]
[271697.433437] [<ffffffffa07ed773>] ? __video_do_ioctl+0x2a3/0x330 [videodev]
[271697.433449] [<ffffffffa07ed4d0>] ? video_ioctl2+0x20/0x20 [videodev]
[271697.433458] [<ffffffffa07ed16e>] ? video_usercopy+0x1fe/0x540 [videodev]
[271697.433466] [<ffffffff810d215f>] ? futex_wake+0x6f/0x120
[271697.433472] [<ffffffff810d40ee>] ? do_futex+0x11e/0xb60
[271697.433481] [<ffffffffa07e867b>] ? v4l2_ioctl+0x10b/0x150 [videodev]
[271697.433488] [<ffffffff811bacdf>] ? do_vfs_ioctl+0x2cf/0x4b0
[271697.433494] [<ffffffff810d4b9e>] ? SyS_futex+0x6e/0x150
[271697.433498] [<ffffffff811baf41>] ? SyS_ioctl+0x81/0xa0
[271697.433505] [<ffffffff81514a0d>] ? system_call_fast_compare_end+0x10/0x15
[271697.433509] ---[ end trace 45f9521fea01f64d ]---
[271698.036841] pwc: isoc_init() submit_urb 0 failed with error -28
[271698.040191] ------------[ cut here ]------------
[271698.040222] WARNING: CPU: 6 PID: 11355 at
/build/linux-zbOcpU/linux-3.16.7-ckt25/drivers/media/v4l2-core/videobuf2-core.c:1781
vb2_start_streaming+0xf8/0x180 [videobuf2_core]()
[271698.040226] Modules linked in: snd_usb_audio snd_usbmidi_lib
snd_rawmidi snd_seq_device pwc nls_utf8 isofs 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
cpufreq_stats cpufreq_powersave cpufreq_conservative cpufreq_userspace
ctr ccm binfmt_misc bnep nfsd auth_rpcgss oid_registry nfs_acl nfs
lockd fscache sunrpc uvcvideo videobuf2_vmalloc videobuf2_memops
videobuf2_core x86_pkg_temp_thermal intel_powerclamp v4l2_common
intel_rapl videodev kvm_intel media kvm arc4 crc32_pclmul iwldvm
mac80211 aesni_intel aes_x86_64 i915 snd_hda_codec_realtek
snd_hda_codec_generic ecb drm_kms_helper snd_hda_intel iwlwifi
snd_hda_controller snd_hda_codec drm btusb
[271698.040299] lrw snd_hwdep iTCO_wdt iTCO_vendor_support dell_wmi
bluetooth sparse_keymap gf128mul i2c_algo_bit dell_laptop snd_pcm
lpc_ich cfg80211 6lowpan_iphc dcdbas mfd_core rfkill glue_helper
i2c_i801 i2c_core snd_timer mei_me mei snd ablk_helper shpchp evdev
cryptd pcspkr soundcore processor joydev serio_raw video wmi
dell_smo8800 button battery ac coretemp loop fuse autofs4 ext4 crc16
mbcache jbd2 btrfs xor raid6_pq dm_mod md_mod sg sd_mod sr_mod
crc_t10dif cdrom crct10dif_generic ums_realtek usb_storage ahci
libahci ehci_pci crct10dif_pclmul crct10dif_common xhci_hcd ehci_hcd
crc32c_intel libata psmouse scsi_mod r8169 mii usbcore usb_common
thermal thermal_sys
[271698.040388] CPU: 6 PID: 11355 Comm: video_source:sr Tainted: G
W 3.16.0-4-amd64 #1 Debian 3.16.7-ckt25-1
[271698.040392] Hardware name: Dell Inc. Dell System Vostro
3750/0VP036, BIOS A14 09/26/2012
[271698.040395] 0000000000000000 ffffffff8150e835 0000000000000000
0000000000000009
[271698.040401] ffffffff810677f7 00000000ffffffe4 ffff880119d00610
ffff880119d004b8
[271698.040407] 0000000000000000 ffff88008ce9fdf8 ffffffffa070ef18
ffff880119d004b8
[271698.040413] Call Trace:
[271698.040428] [<ffffffff8150e835>] ? dump_stack+0x5d/0x78
[271698.040437] [<ffffffff810677f7>] ? warn_slowpath_common+0x77/0x90
[271698.040448] [<ffffffffa070ef18>] ? vb2_start_streaming+0xf8/0x180
[videobuf2_core]
[271698.040458] [<ffffffffa0710eed>] ?
vb2_internal_streamon+0x15d/0x1b0 [videobuf2_core]
[271698.040472] [<ffffffffa07ed773>] ? __video_do_ioctl+0x2a3/0x330 [videodev]
[271698.040487] [<ffffffffa07ed4d0>] ? video_ioctl2+0x20/0x20 [videodev]
[271698.040498] [<ffffffffa07ed16e>] ? video_usercopy+0x1fe/0x540 [videodev]
[271698.040508] [<ffffffff810d215f>] ? futex_wake+0x6f/0x120
[271698.040515] [<ffffffff810d40ee>] ? do_futex+0x11e/0xb60
[271698.040525] [<ffffffffa07e867b>] ? v4l2_ioctl+0x10b/0x150 [videodev]
[271698.040532] [<ffffffff811bacdf>] ? do_vfs_ioctl+0x2cf/0x4b0
[271698.040539] [<ffffffff810d4b9e>] ? SyS_futex+0x6e/0x150
[271698.040544] [<ffffffff811baf41>] ? SyS_ioctl+0x81/0xa0
[271698.040552] [<ffffffff81514a0d>] ? system_call_fast_compare_end+0x10/0x15
[271698.040555] ---[ end trace 45f9521fea01f64e ]---
[271912.563826] usb 4-1.3: USB disconnect, device number 6
Reply to: