[mythtv-users] HD-PVR problem

James Orr james.orr7 at gmail.com
Wed Jul 14 19:06:25 UTC 2010

On Sat, Jul 10, 2010 at 8:17 AM, Mark <fairlane at springcom.com> wrote:

> Christian Szpilfogel wrote:
>> There is and just this week in fact but if you have followed that thread
>> on this mailing list, I wouldn't rush to it. I'm also not convinced yet that
>> it is an HD-PVR issue. I have two HD-PVRs and in 0.22 I used to be able to
>> go about 2 months before seeing this issue on either of them. In 0.23 it
>> happens roughly every 1 to 2 weeks on both. Not likely a coincidence but
>> then I haven't had time to try and isolate the issue myself; I have simply
>> observed it and corrected it when I notice a stuck recorder.
>> Note most of the time I see it stuck in recording mode which is why it is
>> easy to pick up. But sometime it is stuck in idle mode.
>>  Good luck tracking this down.  I had this issue months ago and NOBODY had
> any answers.  I even subscribed to the linux-dvb list that supposedly
> maintains the driver.  Lots of blank stares.
> Mine just flat refuses to work in Linux now, even though it works fine in
> windows and is updated to the firmware before this new one.   I think the
> driver for this hardware is not that stable and
> the maintainer just dropped off the face of the earth.  My myth HDPVR
> install has been broken for months and no amount of banging on it seems to
> help.
> *have fun*!
Getting worse ... now a power cycle does not fix it.  In fact now it's
crashing the backend.

2010-07-14 14:54:46.157 ProgramInfo(): Updated pathname '':'' ->
2010-07-14 14:54:46.179 ProgramInfo(): Updated pathname '':'' ->
2010-07-14 14:54:52.080 DevRdB(/dev/video0) Error: Poll giving up
2010-07-14 14:54:52.085 MPEGRec(/dev/video0) Error: Device error detected
2010-07-14 14:54:52.086 DevRdB(/dev/video0): Stop(): Not running.
2010-07-14 14:54:52.670 RingBuf(/mnt/be1hd1/1195_20100714145445.mpg):
Invalid file (fd -1) when opening '/mnt/be1hd1/1195_20100714145445.mpg'.
2010-07-14 14:54:52.719 ProgramInfo(): Updated pathname '':'' ->
2010-07-14 14:54:52.790 ProgramInfo(): Updated pathname '':'' ->
2010-07-14 14:54:52.815 RingBuf(/mnt/be1hd1/1195_20100714145445.mpg) Error:
Invalid file descriptor in 'safe_read()'
2010-07-14 14:54:53.006 RingBuf(/mnt/be1hd1/1195_20100714145445.mpg) Error:
Invalid file descriptor in 'safe_read()'
2010-07-14 14:54:53.206 RingBuf(/mnt/be1hd1/1195_20100714145445.mpg) Error:
Invalid file descriptor in 'safe_read()'
2010-07-14 14:54:53.406 RingBuf(/mnt/be1hd1/1195_20100714145445.mpg) Error:
Invalid file descriptor in 'safe_read()'

That's repeated a lot until ...

2010-07-14 14:55:09.130 ProgramInfo(): Updated pathname '':'' ->
2010-07-14 14:55:09.131 TVRec(25): Changing from WatchingLiveTV to None
2010-07-14 14:55:09.134 ProgramInfo(1195_20100714145445.mpg), Error: Unknown
type, recording width was 0
*** glibc detected *** /usr/bin/mythbackend: malloc(): memory corruption:
0x08459881 ***
======= Backtrace: =========
======= Memory map: ========
08048000-081aa000 r-xp 00000000 03:03 4014102    /usr/bin/mythbackend
081aa000-081ab000 r--p 00161000 03:03 4014102    /usr/bin/mythbackend

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