[Valgrind-users] Error with running valgrind against code with 'system' call

[Lee, T. <TL...@ft...>]

Hi --
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Apologies in advance if this is a usage error on my part or as has been
documented as I am new to valgrind.
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I got the following error when running valgrind against when making the
'system' call:
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+ valgrind --leak-check=3Dyes -v --num-callers=3D20 --track-fds=3Dyes =
vtest
=3D=3D3526=3D=3D Memcheck, a memory error detector for x86-linux.
=3D=3D3526=3D=3D Copyright (C) 2002-2003, and GNU GPL'd, by Julian =
Seward.
=3D=3D3526=3D=3D Using valgrind-2.1.0, a program supervision framework =
for
x86-linux.
=3D=3D3526=3D=3D Copyright (C) 2000-2003, and GNU GPL'd, by Julian =
Seward.
=3D=3D3526=3D=3D Command line
=3D=3D3526=3D=3D    vtest
=3D=3D3526=3D=3D Startup, with flags:
=3D=3D3526=3D=3D
--suppressions=3D/dcaclearcase/vobs/eParty/valgrind/Bin/Linux/lib/valgrin=
d
/default.supp
=3D=3D3526=3D=3D    --leak-check=3Dyes
=3D=3D3526=3D=3D    -v
=3D=3D3526=3D=3D    --num-callers=3D20
=3D=3D3526=3D=3D    --track-fds=3Dyes
=3D=3D3526=3D=3D Reading syms from /home/fes620/test/vtest
=3D=3D3526=3D=3D Reading syms from /lib/ld-2.2.4.so
=3D=3D3526=3D=3D Reading syms from
/VIEWS/fes620_DEV630_linux.vws/.s/00027/800001753ffc701cvgskin_memcheck.
so
=3D=3D3526=3D=3D Reading syms from
/VIEWS/fes620_DEV630_linux.vws/.s/00027/8000015a3ffc7001valgrind.so
=3D=3D3526=3D=3D Reading syms from /lib/libc-2.2.4.so
=3D=3D3526=3D=3D    object doesn't have a symbol table
=3D=3D3526=3D=3D    object doesn't have any debug info
=3D=3D3526=3D=3D Reading suppressions file:
/dcaclearcase/vobs/eParty/valgrind/Bin/Linux/lib/valgrind/default.supp
=3D=3D3526=3D=3D Estimated CPU clock rate is 997 MHz
=3D=3D3526=3D=3D=20
Hello World
proxy 3534 for tid 1 exited status -1, res 0
got signal 17 in LWP 3526 (3526)
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valgrind: vg_signals.c:1558 (vg_async_signalhandler): Assertion
`vgPlain_ksigismember(&uc->uc_sigmask, sigNo)' failed.
=3D=3D3526=3D=3D    at 0x401749FE: (within
/VIEWS/fes620_DEV630_linux.vws/.s/00027/8000015a3ffc7001valgrind.so)
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sched status:
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Thread 1: status =3D Runnable, associated_mx =3D 0x0, associated_cv =3D =
0x0
=3D=3D3526=3D=3D    at 0x40257BA0: sigprocmask (in /lib/libc-2.2.4.so)
=3D=3D3526=3D=3D    by 0x402788F0: __libc_system (in /lib/libc-2.2.4.so)
=3D=3D3526=3D=3D    by 0x80484B2: main (vtest.c:4)
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Here is a test program I wrote to produce the above error:
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int main ()
{
  printf ("Hello World\n");
  system ("ls >/tmp/junk");
}

Info related to valgrind environment and usage:
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valgrind command invokation: valgrind --leak-check=3Dyes -v
--num-callers=3D20 --track-fds=3Dyes vtest
valgrind version: valgrind-2.1.0
Linux distribution: Red Hat Advanced Server 2.1
Kernel version: 2.4.9-e.5
glibc version: gcc version 2.96 20000731 (Red Hat Linux 7.2 2.96-108.1)
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Thanks,
Tim
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