[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 Hans Petter Selasky changed: What|Removed |Added Status|New |In Progress

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #26 from commit-h...@freebsd.org --- A commit references this bug: Author: hselasky Date: Wed Mar 11 08:26:53 UTC 2020 New revision: 358880 URL: https://svnweb.freebsd.org/changeset/base/358880 Log: MFC r358629: Implement

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #25 from commit-h...@freebsd.org --- A commit references this bug: Author: hselasky Date: Wed Mar 11 08:26:12 UTC 2020 New revision: 358879 URL: https://svnweb.freebsd.org/changeset/base/358879 Log: MFC r358629: Implement

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #24 from commit-h...@freebsd.org --- A commit references this bug: Author: hselasky Date: Wed Mar 11 08:25:34 UTC 2020 New revision: 358878 URL: https://svnweb.freebsd.org/changeset/base/358878 Log: MFC r358629: Implement

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #23 from commit-h...@freebsd.org --- A commit references this bug: Author: hselasky Date: Wed Mar 11 08:24:51 UTC 2020 New revision: 358877 URL: https://svnweb.freebsd.org/changeset/base/358877 Log: MFC r358629: Implement

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #22 from commit-h...@freebsd.org --- A commit references this bug: Author: hselasky Date: Wed Mar 4 17:23:21 UTC 2020 New revision: 358629 URL: https://svnweb.freebsd.org/changeset/base/358629 Log: Implement a detaching

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #21 from Hans Petter Selasky --- There has been no kernel changes in this area for a long time. Likely some applications which keep the device open. --HPS -- You are receiving this mail because: You are the assignee for the

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 Allan Jude changed: What|Removed |Added CC||allanj...@freebsd.org --- Comment

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 Hans Petter Selasky changed: What|Removed |Added CC||y...@freebsd.org ---

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 Greg V changed: What|Removed |Added CC||greg@unrelenting.technology --- Comment

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 Matthias Oestreicher changed: What|Removed |Added CC||matth...@smormegpa.no ---

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 Theron Tarigo changed: What|Removed |Added CC||theron.tar...@gmail.com ---

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 benibi...@gmail.com changed: What|Removed |Added CC||benibi...@gmail.com ---

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #13 from Ivan --- (In reply to Hans Petter Selasky from comment #10) I've made a simple script that kills all processes that hold descriptor, they are just quit, so I need to restart them. I don't think this is kmix only issue,

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #12 from Hans Petter Selasky --- The problem is that the application, in this case a desktop application will stop working, because it will never detect that the mixer device is gone. --HPS -- You are receiving this mail

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #11 from Andriy Gapon --- (In reply to Hans Petter Selasky from comment #9) I think that in FreeBSD we have an ability to revoke a file descriptor. Can we use it to disassociate anything that userland has open from the device

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #10 from Hans Petter Selasky --- I'm not sure what will happen if kmix is killed. Will it be restarted somehow? I guess this needs a better fix. -- You are receiving this mail because: You are the assignee for the bug.

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #9 from Hans Petter Selasky --- One solution here is that the sound driver waits a bit and then kills the process in question with SIGPIPE. -- You are receiving this mail because: You are the assignee for the bug.

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #8 from Hans Petter Selasky --- kmix is a process in KDE5. Why not just fix it? --HPS -- You are receiving this mail because: You are the assignee for the bug. ___

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #7 from Ivan --- Interesting solution indeed! However, looks like I'm out of luck as several processes attached to mixer. abishai@darkstar:~ % fstat /dev/dsp* /dev/mixer* USER CMD PID FD MOUNT INUM MODE

Re: [Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

On 2018-06-22 10:49, bugzilla-nore...@freebsd.org wrote: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 Ivan changed: What|Removed |Added CC|

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #6 from Hans Petter Selasky --- Hi, Applications must close their handles upon detecting failures, like detach. Else device numbers will be used up pretty quickly. This is a known issue. One solution is perhaps to use

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 Ivan changed: What|Removed |Added CC||b...@abinet.ru --- Comment #5 from Ivan

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 Cory Smelosky changed: What|Removed |Added CC|

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #4 from Hans Petter Selasky --- Hi, Yes, mixer apps must close their handles when they detect the device is gone! --HPS -- You are receiving this mail because: You are the assignee for the bug.

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 Hans Petter Selasky hsela...@freebsd.org changed: What|Removed |Added CC|

[Bug 194727] uaudio device gets disconnected, and hangs usb until everything using /dev/mixer* is closed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194727 --- Comment #2 from tcber...@gmail.com --- Hi 2204 was mplayer. The one I had to kill to get the stack unhung was kdeinit. So I guess it is a problem in kde. mfg Tobias -- You are receiving this mail because: You are the assignee for