[lttng-dev] lttng_abi_map_channel: Assertion `chan' failed

[Anand Neeli]

Hi All,
Sorry for raising this issue, i was not installing lttng properly and had
my LD_LIBRARY_PATH wrongly configured.
Please ignore my previous mail

Thanks,
Anand Neeli

On Thu, Apr 2, 2015 at 2:00 AM, Anand Neeli <anand.neeli at gmail.com> wrote:

> Hi,
> I'm running sample app in lttng-ust/doc/examples/easy-ust and it is
> crashing with following traceback. (infact all the instrumented app's crash)
>
> I have attached complete lttng logs.
> I'm using 2.6.0
> Can you please let me know if i'm missing anything here?
>
> aneeli at aneeli-desktop: easy-ust$ ./sample
> sample: lttng-ust-abi.c:436: lttng_abi_map_channel: Assertion `chan'
> failed.
> Aborted (core dumped)
>
> TRACEBACK
> Core was generated by `./sample'.
> Program terminated with signal 6, Aborted.
> #0  0x00007f28ef322425 in __GI_raise (sig=<optimized out>)
>     at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
> 64      ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
> (gdb) bt
> #0  0x00007f28ef322425 in __GI_raise (sig=<optimized out>)
>     at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
> #1  0x00007f28ef325b8b in __GI_abort () at abort.c:91
> #2  0x00007f28ef31b0ee in __assert_fail_base (fmt=<optimized out>,
>     assertion=0x7f28ef6e4de5 "chan", file=0x7f28ef6e4d35
> "lttng-ust-abi.c",
>     line=<optimized out>, function=<optimized out>) at assert.c:94
> #3  0x00007f28ef31b192 in __GI___assert_fail (assertion=0x7f28ef6e4de5
> "chan",
>     file=0x7f28ef6e4d35 "lttng-ust-abi.c", line=436,
>     function=0x7f28ef6e50d0 "lttng_abi_map_channel") at assert.c:103
> #4  0x00007f28ef6c26ea in lttng_abi_map_channel (session_objd=1,
>     ust_chan=<optimized out>, uargs=<optimized out>, owner=0x7f28ef8f27a0)
>     at lttng-ust-abi.c:436
> #5  0x00007f28ef6c2790 in lttng_session_cmd (objd=1, cmd=<optimized out>,
>     arg=139813769041368, uargs=0x7f28ee09d280, owner=0x7f28ef8f27a0)
>     at lttng-ust-abi.c:567
> #6  0x00007f28ef6bfa22 in handle_message (lum=0x7f28ee09d5b0, sock=4,
>     sock_info=0x7f28ef8f27a0) at lttng-ust-comm.c:645
> #7  ust_listener_thread (arg=0x7f28ef8f27a0) at lttng-ust-comm.c:1246
> #8  0x00007f28ee8a7e9a in start_thread (arg=0x7f28ee09e700)
>     at pthread_create.c:308
> #9  0x00007f28ef3e03fd in clone ()
>     at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
> #10 0x0000000000000000 in ?? ()
> (gdb)
>
>
> Thanks,
> Anand Neeli
>
>
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