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Groups > linux.debian.bugs.dist > #1314021

Bug#1151339: linux-image-7.2.11+deb14-amd64 prevents Behringer UMC404HD USB audio interface from working

Cross-posted to 2 groups.

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Control: tags -1 + upstream
Control: forwarded -1 https://lore.kernel.org/regressions/45162613-2802-401c-84c9-742f9c8c68e6@app.fastmail.com/

Hi Mark,

On Tue, Oct 20, 2026 at 09:51:15AM +1300, Mark Cookson wrote:
> Package: src:linux
> Version: 7.2.11-1
> Severity: normal
> X-Debbugs-Cc: markcookson@yahoo.com
> 
> Dear Maintainer,
> 
> Upgrading Debian kernel from 7.2.9+deb14-amd64 to 7.2.11+deb14-amd64 has caused my USB audio interface, a Behringer UMC404HD, to stop functioning, with the errors listed below.
> Expected result: device initializes and functions normally for audio output.
> Actual result: device seems to fail to initialize. Front lights flicker once per second and audio pops. In normal operation, this only happens once as device is powered on.
> Reverting to kernel 7.2.9+deb14-amd64 fixes the issue.
> 
> 
> -- Package-specific info:
> ** Version:
> Linux version 7.2.11+deb14-amd64 (debian-kernel@lists.debian.org) (x86_64-linux-gnu-gcc-16 (Debian 16.2.0-3) 16.2.0, GNU ld (GNU Binutils for Debian) 2.47) #1 SMP PREEMPT_DYNAMIC Debian 7.2.11-1 (2026-10-15)
> 
> ** Command line:
> BOOT_IMAGE=/boot/vmlinuz-7.2.11+deb14-amd64 root=UUID=0fc7f638-076a-4e1c-86f9-332f9617c389 ro quiet
> 
> ** Not tainted
> 
> ** Kernel log:
> [  610.037619] snd-usb-audio 1-1.1:1.3: probe with driver snd-usb-audio failed with error -71
> [  610.046598] usb 1-1.1: failed to read device descriptor: -71
> [  610.046603] snd-usb-audio 1-1.1:1.4: probe with driver snd-usb-audio failed with error -71
> [  610.187355] usb 1-1.1: USB disconnect, device number 17
> [  611.040293] usb 1-1.1: new high-speed USB device number 18 using xhci_hcd
> [  611.167353] usb 1-1.1: New USB device found, idVendor=1397, idProduct=0509, bcdDevice= 1.35
> [  611.193353] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> [  611.193360] usb 1-1.1: Product: UMC404HD 192k
> [  611.193362] usb 1-1.1: Manufacturer: BEHRINGER
> [  611.227588] usb 1-1.1: failed to read device descriptor: -71
> [  611.227594] snd-usb-audio 1-1.1:1.0: probe with driver snd-usb-audio failed with error -71
> [  611.236587] usb 1-1.1: failed to read device descriptor: -71
> [  611.236591] snd-usb-audio 1-1.1:1.3: probe with driver snd-usb-audio failed with error -71
> [  611.245586] usb 1-1.1: failed to read device descriptor: -71
> [  611.245590] snd-usb-audio 1-1.1:1.4: probe with driver snd-usb-audio failed with error -71
> [  611.467343] usb 1-1.1: USB disconnect, device number 18
> [  612.240212] usb 1-1.1: new high-speed USB device number 19 using xhci_hcd
> [  612.367629] usb 1-1.1: New USB device found, idVendor=1397, idProduct=0509, bcdDevice= 1.35
> [  612.393451] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> [  612.393457] usb 1-1.1: Product: UMC404HD 192k
> [  612.393460] usb 1-1.1: Manufacturer: BEHRINGER
> [  612.428969] usb 1-1.1: failed to read device descriptor: -71
> [  612.428978] snd-usb-audio 1-1.1:1.0: probe with driver snd-usb-audio failed with error -71
> [  612.437591] usb 1-1.1: failed to read device descriptor: -71
> [  612.437597] snd-usb-audio 1-1.1:1.3: probe with driver snd-usb-audio failed with error -71
> [  612.446577] usb 1-1.1: failed to read device descriptor: -71
> [  612.446581] snd-usb-audio 1-1.1:1.4: probe with driver snd-usb-audio failed with error -71
> [  612.491319] usb 1-1.1: USB disconnect, device number 19
> [  613.444194] usb 1-1.1: new high-speed USB device number 20 using xhci_hcd
> [  613.571610] usb 1-1.1: New USB device found, idVendor=1397, idProduct=0509, bcdDevice= 1.35
> [  613.597336] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> [  613.597342] usb 1-1.1: Product: UMC404HD 192k
> [  613.597345] usb 1-1.1: Manufacturer: BEHRINGER
> [  613.631565] usb 1-1.1: failed to read device descriptor: -71
> [  613.631571] snd-usb-audio 1-1.1:1.0: probe with driver snd-usb-audio failed with error -71
> [  613.640567] usb 1-1.1: failed to read device descriptor: -71
> [  613.640571] snd-usb-audio 1-1.1:1.3: probe with driver snd-usb-audio failed with error -71
> [  613.649565] usb 1-1.1: failed to read device descriptor: -71
> [  613.649569] snd-usb-audio 1-1.1:1.4: probe with driver snd-usb-audio failed with error -71
> [  613.771319] usb 1-1.1: USB disconnect, device number 20
> [  614.644192] usb 1-1.1: new high-speed USB device number 21 using xhci_hcd
> [  614.771608] usb 1-1.1: New USB device found, idVendor=1397, idProduct=0509, bcdDevice= 1.35
> [  614.797326] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> [  614.797332] usb 1-1.1: Product: UMC404HD 192k
> [  614.797335] usb 1-1.1: Manufacturer: BEHRINGER
> [  614.831580] usb 1-1.1: failed to read device descriptor: -71
> [  614.831587] snd-usb-audio 1-1.1:1.0: probe with driver snd-usb-audio failed with error -71
> [  614.840552] usb 1-1.1: failed to read device descriptor: -71
> [  614.840557] snd-usb-audio 1-1.1:1.3: probe with driver snd-usb-audio failed with error -71
> [  614.849549] usb 1-1.1: failed to read device descriptor: -71
> [  614.849554] snd-usb-audio 1-1.1:1.4: probe with driver snd-usb-audio failed with error -71
> [  615.051591] usb 1-1.1: USB disconnect, device number 21
> [  615.844205] usb 1-1.1: new high-speed USB device number 22 using xhci_hcd
> [  615.971628] usb 1-1.1: New USB device found, idVendor=1397, idProduct=0509, bcdDevice= 1.35
> [  615.997299] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> [  615.997305] usb 1-1.1: Product: UMC404HD 192k
> [  615.997307] usb 1-1.1: Manufacturer: BEHRINGER
> [  616.031539] usb 1-1.1: failed to read device descriptor: -71
> [  616.031546] snd-usb-audio 1-1.1:1.0: probe with driver snd-usb-audio failed with error -71
> [  616.040540] usb 1-1.1: failed to read device descriptor: -71
> [  616.040544] snd-usb-audio 1-1.1:1.3: probe with driver snd-usb-audio failed with error -71
> [  616.049540] usb 1-1.1: failed to read device descriptor: -71
> [  616.049544] snd-usb-audio 1-1.1:1.4: probe with driver snd-usb-audio failed with error -71
> [  616.075281] usb 1-1.1: USB disconnect, device number 22
> [  617.044207] usb 1-1.1: new high-speed USB device number 23 using xhci_hcd
> [  617.171589] usb 1-1.1: New USB device found, idVendor=1397, idProduct=0509, bcdDevice= 1.35
> [  617.197296] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> [  617.197302] usb 1-1.1: Product: UMC404HD 192k
> [  617.197304] usb 1-1.1: Manufacturer: BEHRINGER
> [  617.231538] usb 1-1.1: failed to read device descriptor: -71
> [  617.231544] snd-usb-audio 1-1.1:1.0: probe with driver snd-usb-audio failed with error -71
> [  617.240538] usb 1-1.1: failed to read device descriptor: -71
> [  617.240543] snd-usb-audio 1-1.1:1.3: probe with driver snd-usb-audio failed with error -71
> [  617.249537] usb 1-1.1: failed to read device descriptor: -71
> [  617.249542] snd-usb-audio 1-1.1:1.4: probe with driver snd-usb-audio failed with error -71
> [  617.259282] usb 1-1.1: USB disconnect, device number 23
> [  618.244182] usb 1-1.1: new high-speed USB device number 24 using xhci_hcd
> [  618.371571] usb 1-1.1: New USB device found, idVendor=1397, idProduct=0509, bcdDevice= 1.35
> [  618.397290] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> [  618.397295] usb 1-1.1: Product: UMC404HD 192k
> [  618.397298] usb 1-1.1: Manufacturer: BEHRINGER
> [  618.431515] usb 1-1.1: failed to read device descriptor: -71
> [  618.431521] snd-usb-audio 1-1.1:1.0: probe with driver snd-usb-audio failed with error -71
> [  618.440518] usb 1-1.1: failed to read device descriptor: -71
> [  618.440522] snd-usb-audio 1-1.1:1.3: probe with driver snd-usb-audio failed with error -71
> [  618.449517] usb 1-1.1: failed to read device descriptor: -71
> [  618.449521] snd-usb-audio 1-1.1:1.4: probe with driver snd-usb-audio failed with error -71
> [  618.635270] usb 1-1.1: USB disconnect, device number 24
> [  619.444185] usb 1-1.1: new high-speed USB device number 25 using xhci_hcd
> [  619.571326] usb 1-1.1: New USB device found, idVendor=1397, idProduct=0509, bcdDevice= 1.35
> [  619.597560] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
> [  619.597566] usb 1-1.1: Product: UMC404HD 192k
> [  619.597569] usb 1-1.1: Manufacturer: BEHRINGER
> [  619.633547] usb 1-1.1: failed to read device descriptor: -71
> [  619.633556] snd-usb-audio 1-1.1:1.0: probe with driver snd-usb-audio failed with error -71
> [  619.642546] usb 1-1.1: failed to read device descriptor: -71
> [  619.642554] snd-usb-audio 1-1.1:1.3: probe with driver snd-usb-audio failed with error -71
> [  619.651515] usb 1-1.1: failed to read device descriptor: -71
> [  619.651521] snd-usb-audio 1-1.1:1.4: probe with driver snd-usb-audio failed with error -71
> [  619.661246] usb 1-1.1: USB disconnect, device number 25

Looks this regression got reported already in
https://lore.kernel.org/regressions/45162613-2802-401c-84c9-742f9c8c68e6@app.fastmail.com/
and a fix should be upcoming.

Regards,
Salvatore

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Bug#1151339: linux-image-7.2.11+deb14-amd64 prevents Behringer UMC404HD USB audio interface from working Mark Cookson <markcookson@yahoo.com> - 2026-10-19 23:00 +0200
  Bug#1151339: linux-image-7.2.11+deb14-amd64 prevents Behringer UMC404HD USB audio interface from working Salvatore Bonaccorso <carnil@debian.org> - 2026-10-21 22:30 +0200

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