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Bug#827510: marked as done (videobuf2-core.c:1781 vb2_start_streaming+0xf8/0x180 [videobuf2_core]())

Your message dated Sun, 09 May 2021 12:55:48 -0700 (PDT)
with message-id <60983e44.1c69fb81.d03bc.25f8@mx.google.com>
and subject line Closing this bug (BTS maintenance for src:linux bugs)
has caused the Debian Bug report #827510,
regarding videobuf2-core.c:1781 vb2_start_streaming+0xf8/0x180 [videobuf2_core]()
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

(NB: If you are a system administrator and have no idea what this
message is talking about, this may indicate a serious mail system
misconfiguration somewhere. Please contact owner@bugs.debian.org
immediately.)


-- 
827510: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=827510
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems
--- Begin Message --- 
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

--- End Message ---
--- Begin Message --- 
Hi

This bug was filed for a very old kernel or the bug is old itself
without resolution.

If you can reproduce it with

- the current version in unstable/testing
- the latest kernel from backports

please reopen the bug, see https://www.debian.org/Bugs/server-control
for details.

Regards,
Salvatore

--- End Message ---
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