[gmx-developers] release-4-5 and 4-6 crash compiled with -DCMAKE_BUILD_TYPE:STRING=Debug. Thread code to blame?

Roland Schulz roland at utk.edu
Wed Feb 1 21:22:48 CET 2012


On Mon, Jan 2, 2012 at 4:48 AM, David van der Spoel <spoel at xray.bmc.uu.se>wrote:

> I'm trying to debug some redmine issues and find myself stuck due to
> above error:
>
> Program received signal EXC_BAD_ACCESS, Could not access memory.
> Reason: KERN_INVALID_ADDRESS at address: 0x0000000000000001
> 0x00000001006521b1 in tMPI_Spinlock_trylock (x=0x100d00fa0) at
> gcc_x86.h:244
> 244         __asm__ __volatile__("\tmovl $1, %0\n"     /* set eax to 1, the
> locked
> (gdb) where
> #0  0x00000001006521b1 in tMPI_Spinlock_trylock (x=0x100d00fa0) at
> gcc_x86.h:244
> #1  0x000000010065225f in tMPI_Lock_lock (lock=0x100d00fa0) at lock.c:69
> #2  0x00000001003d1635 in gmx_fio_lock (fio=0x100d00f20) at gmxfio.c:252
> #3  0x00000001003d176c in gmx_fio_insert (fio=0x100d00f20) at gmxfio.c:305
> #4  0x00000001003d1fb3 in gmx_fio_open (fn=0x100d01a20 "md.log",
> mode=0x100671a8e "w+") at gmxfio.c:570
> #5  0x00000001003d2273 in gmx_fio_fopen (fn=0x100d01a20 "md.log",
> mode=0x100671a8e "w+") at gmxfio.c:643
> #6  0x00000001003e5bbb in gmx_log_open (lognm=0x100d00c10 "md.log",
> cr=0x100d00900, bMasterOnly=1, Flags=7168, fplog=0x7fff5fbfe4a0) at
> main.c:310
> #7  0x00000001000269fe in main (argc=1, argv=0x7fff5fbff790) at mdrun.c:651
>
> I'm on Mac OSX Lion (10.7.2)
> [artemisiabmcuuse:713/spc] % gcc -h
> i686-apple-darwin11-llvm-gcc-4.2: no input files
>
> Any clues?
>

Any news on this problem? It seems to occur only with llvm backend. GCC
with standard backend or ICC on Mac are both OK.

Roland


>
> Will try it on Linux next.
>
> --
> David van der Spoel, Ph.D., Professor of Biology
> Dept. of Cell & Molec. Biol., Uppsala University.
> Box 596, 75124 Uppsala, Sweden. Phone:  +46184714205.
> spoel at xray.bmc.uu.se    http://folding.bmc.uu.se
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