[Pkg-alsa-devel] Bug#913486: Bug#913486: libasound2: segfault on usb audio devive

[Elimar Riesebieter]

Control: reassign -1 libasound2-plugins 1.1.7-2
Control: forcemerge 912921 -1

* Grant Johnson <grant at amadensor.com> [2018-11-11 07:50 -0700]:

> Package: libasound2
> Version: 1.1.7-2
> Severity: grave
> Justification: renders package unusable
> 
> Dear Maintainer,
> 
> *** Reporter, please consider answering these questions, where appropriate ***
> 
>    * What led up to the situation?
> After upgrading from 1.1.6-1 to 1.1.7-2, the crash began every time the device
> was connected.
> 
>    * What exactly did you do (or not do) that was effective (or
>      ineffective)?
> I downgraded back to 1.1.6-1
> 
>    * What was the outcome of this action?
> It works again
> 
>    * What outcome did you expect instead?
> 
> Here is the dmesg from the crash:
> 
> [  321.160923] usb 2-3: new high-speed USB device number 4 using xhci_hcd
> [  321.319001] usb 2-3: New USB device found, idVendor=2972, idProduct=0035,
> bcdDevice= 1.05
> [  321.319007] usb 2-3: New USB device strings: Mfr=1, Product=3,
> SerialNumber=2
> [  321.319010] usb 2-3: Product: FiiO Q1
> [  321.319013] usb 2-3: Manufacturer: GuangZhou FiiO Electronics Co.,Ltd
> [  321.319015] usb 2-3: SerialNumber: FFB14517
> [  324.611237] usb 2-3: 1:3 : unsupported format bits 0x100000000
> [  324.819415] usbcore: registered new interface driver snd-usb-audio
> [  326.361759] pulseaudio[2051]: segfault at fffffffffffffff0 ip
> 00007f7caa8bb906 sp 00007fff6ac1f110 error 5 in
> libasound.so.2.0.0[7f7caa8ae000+8f000]
> [  326.361767] Code: 36 08 00 e8 8c 2c ff ff 66 66 2e 0f 1f 84 00 00 00 00 00
> 90 55 53 48 83 ec 08 48 8b 35 13 47 0c 00 48 85 ff 0f 84 0d 01 00 00 <48> 8b 57
> 20 48 8b 4f 28 48 89 fb 31 ed 48 8d 05 f6 46 0c 00 48 89
> [  327.803101] pulseaudio[3544]: segfault at 51 ip 00007f965056391a sp
> 00007ffc5cbca870 error 6 in libasound.so.2.0.0[7f9650556000+8f000]
> [  327.803108] Code: 55 53 48 83 ec 08 48 8b 35 13 47 0c 00 48 85 ff 0f 84 0d
> 01 00 00 48 8b 57 20 48 8b 4f 28 48 89 fb 31 ed 48 8d 05 f6 46 0c 00 <48> 89 11
> 48 89 4a 08 48 39 c6 74 05 48 39 00 74 75 8b 03 85 c0 74
> [  329.213504] pulseaudio[3547]: segfault at fffffffffffffff0 ip
> 00007f30e2b3b906 sp 00007ffec3480d80 error 5 in
> libasound.so.2.0.0[7f30e2b2e000+8f000]
> [  329.213511] Code: 36 08 00 e8 8c 2c ff ff 66 66 2e 0f 1f 84 00 00 00 00 00
> 90 55 53 48 83 ec 08 48 8b 35 13 47 0c 00 48 85 ff 0f 84 0d 01 00 00 <48> 8b 57
> 20 48 8b 4f 28 48 89 fb 31 ed 48 8d 05 f6 46 0c 00 48 89
> [  330.451686] traps: pulseaudio[3551] general protection ip:7fbb1ef2f5d6
> sp:7ffdbe6617a8 error:0 in libasound.so.2.0.0[7fbb1eef6000+8f000]
> [  331.698768] traps: pulseaudio[3555] general protection ip:7f91d50c73b9
> sp:7ffdc2da0490 error:0 in libasound.so.2.0.0[7f91d508e000+8f000]
> [  332.940592] traps: pulseaudio[3558] general protection ip:7f24d3043906
> sp:7fff49355f10 error:0 in libasound.so.2.0.0[7f24d3036000+8f000]
> 
> 
> *** End of the template - remove these template lines ***

Symptoms are similar to #912921

Elimar
-- 
  Do you smell something burning or is it me?
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