[PD] setuid root problem: "failed to map segment from shared object: Resource temporarily unavailable"
derek holzer
derek at x-i.net
Mon Jan 3 17:18:17 CET 2005
OK, Wade, forget I mentioned this little trick. PD simple doesn't run
with it. Still curious why not, however...
d.
pd: getbytes() failed -- out of memory
error: env: couldn't allocate buffer
env~ 8192
... couldn't create
pd: getbytes() failed -- out of memory
error: env: couldn't allocate buffer
env~ 8192
... couldn't create
pd: getbytes() failed -- out of memory
error: env: couldn't allocate buffer
env~ 8192
... couldn't create
pd: getbytes() failed -- out of memory
error: env: couldn't allocate buffer
env~ 8192
... couldn't create
pd: getbytes() failed -- out of memory
error: env: couldn't allocate buffer
env~ 8192
... couldn't create
pd: getbytes() failed -- out of memory
error: env: couldn't allocate buffer
env~ 8192
... couldn't create
-------audio---- 12 0 7 0 (text->int) connection failed
-------audio---- 36 0 35 0 (text->int) connection failed
-------audio---- 53 0 52 0 (text->int) connection failed
-------audio---- 63 0 62 0 (text->int) connection failed
-------audio---- 73 0 72 0 (text->int) connection failed
-------audio---- 83 0 82 0 (text->int) connection failed
-------audio---- 103 0 12 0 (hip~->text) connection failed
-------audio---- 104 0 36 0 (hip~->text) connection failed
-------audio---- 105 0 53 0 (hip~->text) connection failed
-------audio---- 106 0 63 0 (hip~->text) connection failed
-------audio---- 107 0 73 0 (hip~->text) connection failed
-------audio---- 108 0 83 0 (hip~->text) connection failed
derek holzer wrote:
> Hi gang,
>
> just recommended Wade try the "chown root/chmod u+s" trick, and now it
> see it causes me some headaches that weren't there before.
>
> I was also unable to run pd -rt with realtime-lsm as a user, but *only*
> on my laptop. I must have done something different to my dekstop a while
> back, but who knows what that was!!! I also could not connect a "sudo pd
> -rt" to a "qjackctl" running RT as a user. I did not get a failure
> connect segfault, but I'm also not running pd 0.38 [only pd 0.37-4].
>
> So, to cut to the chase...after doing this:
>
> chown root /usr/local/bin/pd
> chmod u+s /usr/local/bin/pd
>
> and running pd -rt, I get some problems loading externals:
>
> priority 8 scheduling enabled.
> memory locking enabled.
> priority 6 scheduling enabled.
> memory locking enabled.
> zexy: can't load library
> /usr/local/lib/pd/extra/iemlib1.pd_linux:
> /usr/local/lib/pd/extra/iemlib1.pd_linux: failed to map segment from
> shared object: Resource temporarily unavailable
> iemlib1: can't load library
> /usr/local/lib/pd/extra/iemlib2.pd_linux:
> /usr/local/lib/pd/extra/iemlib2.pd_linux: failed to map segment from
> shared object: Resource temporarily unavailable
> iemlib2: can't load library
> /usr/local/lib/pd/extra/iem_mp3.pd_linux:
> /usr/local/lib/pd/extra/iem_mp3.pd_linux: failed to map segment from
> shared object: Resource temporarily unavailable
> iem_mp3: can't load library
> iem_t3_lib (R-1.15) library loaded!
>
> But this problem does not occur when I do not run -rt.
>
> Curiously, iem_t3_lib loads, even though all have the same permissions:
>
> -rwxr-xr-x 1 root root 17176 Jan 3 16:52 iem_t3_lib.pd_linux
> -rwxr-xr-x 1 root root 71364 Jan 3 16:54 iemlib1.pd_linux
> -rwxr-xr-x 1 root root 99664 Jan 3 16:52 iemlib2.pd_linux
> -rwxr-xr-x 1 root root 69388 Jan 3 16:52 iem_mp3.pd_linux
>
> Can anyone explain this one?
> d.
>
--
derek holzer ::: http://www.umatic.nl
---Oblique Strategy # 36:
"Consult other sources
-promising
-unpromising"
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