[mythtv-users] master: DVB-T segfaults in mythtv-setup and mythbackend

Klaas de Waal klaas.de.waal at gmail.com
Sun Jan 31 17:08:19 UTC 2021


On Sun, 31 Jan 2021 at 16:08, John Pilkington <johnpilk222 at gmail.com> wrote:

> On 31/01/2021 12:30, John Pilkington wrote:
> > Hi:  I now have current master 823e708 built and installed under el7;
> > thanks to Gary for his taglib bump.
> >
> > But it has a DVB-segfault problem which also affects the Fedora 32 box
> > at ccec025, and I saw something very similar with the ubuntu 18.04 ppa
> > on Thursday before that box got reconfigured (rather more drastically
> > than I had intended) for other duties.
> >
> > The F32 box seems normal unless in Live TV mode, when it fails to lock.
> > I have tried retuning the el7 box but that segfaults before the end of
> > an 'all transports' scan.  It also shows this on an in-and-out run (from
> > the command line) of 'MYTHTV_NO_EGL=1 mythtv-setup'
> >
>
> This very strange.  I started mythbackend and let it run.  EIT crawl
> stared after 5 min and reported a segfault.  A recording is still
> playing with an overlay saying that MythContext cannot connect.  At one
> stage I could select any one of the latest 10 or so recordings to play,
> but now there's only the 'Could not connect' box.
>
> On restarting the backend it looks likely to repeat the sequence.
>
> (((
>
> 2021-01-31 14:36:02.784 I  TVRec[3]: TuningFrequency
> 2021-01-31 14:41:07.880 I  Reschedule requested for MATCH 0 1 0
> 2021-02-07T22:00:00Z EITScanner
> 2021-01-31 14:41:08.032 I  Scheduled 2 items in 0.0 = 0.01 match + 0.01
> check + 0.01 place
> 2021-01-31 14:41:08.326 C  'DVBRead': MThread epilog was never run!
> (DVBRead)
> 2021-01-31 14:41:08.326 C  'DVBRead': MThread destructor called while
> thread still running! (DVBRead)
> 2021-01-31 14:41:08.354 C  Received Segmentation fault: Code 2, PID
> -121778576, UID 32718, Value 0x00000000
> Segmentation fault
> [john at HP_Box ~]$
>
> }}}
>

The mythfrontend of today's master is also broken; after showing the
program guide and then going back it hangs forever. This is on my living
room system that runs Ubuntu 18 with Nvidia/VDPAU graphics.



>
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