Hi! uname -a: Linux knut-ThinkPad-X220 3.0.0-16-generic #29-Ubuntu SMP Tue Feb 14 12:48:51 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux This is what I get as an ouput when starting valgrind on my code: knut@knut-ThinkPad-X220:~/repos/private/control/rods/BASim/build_07-11-2011/Apps/BASimulator$ valgrind -v ./BASimulator -r 8 -f options.txt -s solver.txt ==24908== Memcheck, a memory error detector ==24908== Copyright (C) 2002-2011, and GNU GPL'd, by Julian Seward et al. ==24908== Using Valgrind-3.8.0.SVN and LibVEX; rerun with -h for copyright info ==24908== Command: ./BASimulator -r 8 -f options.txt -s solver.txt ==24908== --24908-- Valgrind options: --24908-- -v --24908-- Contents of /proc/version: --24908-- Linux version 3.0.0-16-generic (buildd@roseapple) (gcc version 4.6.1 (Ubuntu/Linaro 4.6.1-9ubuntu3) ) #29-Ubuntu SMP Tue Feb 14 12:48:51 UTC 2012 --24908-- Arch and hwcaps: AMD64, amd64-sse3-cx16 --24908-- Page sizes: currently 4096, max supported 4096 --24908-- Valgrind library directory: /usr/local/lib/valgrind --24908-- Reading syms from /home/knut/repos/private/control/rods/BASim/build_07-11-2011/Apps/BASimulator/BASimulator (0x400000) --24908-- Reading syms from /lib/x86_64-linux-gnu/ld-2.13.so (0x4000000) --24908-- Considering /lib/x86_64-linux-gnu/ld-2.13.so .. --24908-- .. CRC mismatch (computed 239c9234 wanted 624d705d) --24908-- Considering /usr/lib/debug/lib/x86_64-linux-gnu/ld-2.13.so .. --24908-- .. CRC is valid --24908-- Reading syms from /usr/local/lib/valgrind/memcheck-amd64-linux (0x38000000) --24908-- object doesn't have a dynamic symbol table --24908-- Scheduler: using generic scheduler lock implementation. --24908-- Reading suppressions file: /usr/local/lib/valgrind/default.supp ==24908== embedded gdbserver: reading from /tmp/vgdb-pipe-from-vgdb-to-24908-by-knut-on-??? ==24908== embedded gdbserver: writing to /tmp/vgdb-pipe-to-vgdb-from-24908-by-knut-on-??? ==24908== embedded gdbserver: shared mem /tmp/vgdb-pipe-shared-mem-vgdb-24908-by-knut-on-??? ==24908== ==24908== TO CONTROL THIS PROCESS USING vgdb (which you probably ==24908== don't want to do, unless you know exactly what you're doing, ==24908== or are doing some strange experiment): ==24908== /usr/local/lib/valgrind/../../bin/vgdb --pid=24908 ...command... ==24908== ==24908== TO DEBUG THIS PROCESS USING GDB: start GDB like this ==24908== /path/to/gdb ./BASimulator ==24908== and then give GDB the following command ==24908== target remote | /usr/local/lib/valgrind/../../bin/vgdb --pid=24908 ==24908== --pid is optional if only one valgrind process is running ==24908== --24908-- REDIR: 0x4017690 (strlen) redirected to 0x38061811 (vgPlain_amd64_linux_REDIR_FOR_strlen) --24908-- Reading syms from /usr/local/lib/valgrind/vgpreload_core-amd64-linux.so (0x4a23000) --24908-- Reading syms from /usr/local/lib/valgrind/vgpreload_memcheck-amd64-linux.so (0x4c25000) --24908-- REDIR: 0x4017500 (index) redirected to 0x4c29820 (index) --24908-- REDIR: 0x4017580 (strcmp) redirected to 0x4c2a7e0 (strcmp) --24908-- Reading syms from /home/knut/repos/private/control/rods/BASim/build_07-11-2011/BASim/src/libBASim.so (0x4e30000) --24908-- Reading syms from /lib/x86_64-linux-gnu/libpng12.so.0.46.0 (0x5124000) --24908-- Considering /lib/x86_64-linux-gnu/libpng12.so.0.46.0 .. --24908-- .. CRC mismatch (computed b98a01aa wanted e40c0b7d) --24908-- object doesn't have a symbol table --24908-- Reading syms from /lib/x86_64-linux-gnu/libz.so.1.2.3.4 (0x534c000) --24908-- Considering /lib/x86_64-linux-gnu/libz.so.1.2.3.4 .. --24908-- .. CRC mismatch (computed b54939ee wanted d8f448b1) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/lapack/liblapack.so.3gf.0 (0x5564000) --24908-- Considering /usr/lib/lapack/liblapack.so.3gf.0 .. --24908-- .. CRC mismatch (computed 9e031c63 wanted 0f3366f9) --24908-- object doesn't have a symbol table --24908-- Reading syms from /home/knut/repos/private/control/rods/BASim/extlibs/libpardiso412-GNU450-X86-64.so (0x615a000) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/libblas/libblas.so.3gf.0 (0x65cc000) --24908-- Considering /usr/lib/libblas/libblas.so.3gf.0 .. --24908-- .. CRC mismatch (computed 3acc701f wanted 840f7f05) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libGLU.so.1.3.071100 (0x6866000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libGLU.so.1.3.071100 .. --24908-- .. CRC mismatch (computed ff62151c wanted d73810fa) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1.2 (0x6ad3000) --24908-- Considering /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1.2 .. --24908-- .. CRC mismatch (computed bbcdf0d0 wanted ed505026) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libSM.so.6.0.1 (0x6d2f000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libSM.so.6.0.1 .. --24908-- .. CRC mismatch (computed 1af99dbe wanted 74761afd) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libICE.so.6.3.0 (0x6f37000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libICE.so.6.3.0 .. --24908-- .. CRC mismatch (computed dcd894c7 wanted b63c426a) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libX11.so.6.3.0 (0x7151000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libX11.so.6.3.0 .. --24908-- .. CRC mismatch (computed 73a0d8f0 wanted 0aaf2a88) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libXext.so.6.4.0 (0x7489000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libXext.so.6.4.0 .. --24908-- .. CRC mismatch (computed 1d428869 wanted 79cc9d07) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/libglut.so.3.9.0 (0x769c000) --24908-- Considering /usr/lib/libglut.so.3.9.0 .. --24908-- .. CRC mismatch (computed 7749992a wanted 8d5401b8) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.16 (0x78e2000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.16 .. --24908-- .. CRC mismatch (computed 0897570d wanted 816d0d07) --24908-- object doesn't have a symbol table --24908-- Reading syms from /lib/x86_64-linux-gnu/libm-2.13.so (0x7be9000) --24908-- Considering /lib/x86_64-linux-gnu/libm-2.13.so .. --24908-- .. CRC mismatch (computed 4e6b4dc1 wanted 1e79dafa) --24908-- Considering /usr/lib/debug/lib/x86_64-linux-gnu/libm-2.13.so .. --24908-- .. CRC is valid --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libgomp.so.1.0.0 (0x7e6d000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libgomp.so.1.0.0 .. --24908-- .. CRC mismatch (computed d04df267 wanted 54e1933c) --24908-- object doesn't have a symbol table --24908-- Reading syms from /lib/x86_64-linux-gnu/libgcc_s.so.1 (0x807b000) --24908-- Considering /lib/x86_64-linux-gnu/libgcc_s.so.1 .. --24908-- .. CRC mismatch (computed d46494c8 wanted 768844ac) --24908-- object doesn't have a symbol table --24908-- Reading syms from /lib/x86_64-linux-gnu/libpthread-2.13.so (0x8291000) --24908-- Considering /lib/x86_64-linux-gnu/libpthread-2.13.so .. --24908-- .. CRC mismatch (computed 981f9a9f wanted 4b958e11) --24908-- Considering /usr/lib/debug/lib/x86_64-linux-gnu/libpthread-2.13.so .. --24908-- .. CRC is valid --24908-- Reading syms from /lib/x86_64-linux-gnu/libc-2.13.so (0x84ae000) --24908-- Considering /lib/x86_64-linux-gnu/libc-2.13.so .. --24908-- .. CRC mismatch (computed e7964f05 wanted 8de95180) --24908-- Considering /usr/lib/debug/lib/x86_64-linux-gnu/libc-2.13.so .. --24908-- .. CRC is valid --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libgfortran.so.3.0.0 (0x884f000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libgfortran.so.3.0.0 .. --24908-- .. CRC mismatch (computed e3e63805 wanted cda8841a) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libglapi.so.0.0.0 (0x8b65000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libglapi.so.0.0.0 .. --24908-- .. CRC mismatch (computed 133f35d8 wanted ad969c2d) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libXdamage.so.1.1.0 (0x8d89000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libXdamage.so.1.1.0 .. --24908-- .. CRC mismatch (computed 58969fe6 wanted 800007a9) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libXfixes.so.3.1.0 (0x8f8c000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libXfixes.so.3.1.0 .. --24908-- .. CRC mismatch (computed eb19c267 wanted ae296b7d) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libXxf86vm.so.1.0.0 (0x9192000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libXxf86vm.so.1.0.0 .. --24908-- .. CRC mismatch (computed 0cd2b4e7 wanted 7ba8482f) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libdrm.so.2.4.0 (0x9398000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libdrm.so.2.4.0 .. --24908-- .. CRC mismatch (computed c5ac9f5c wanted 4fe321f0) --24908-- object doesn't have a symbol table --24908-- Reading syms from /lib/x86_64-linux-gnu/libdl-2.13.so (0x95a3000) --24908-- Considering /lib/x86_64-linux-gnu/libdl-2.13.so .. --24908-- .. CRC mismatch (computed 318daa90 wanted 12ac28da) --24908-- Considering /usr/lib/debug/lib/x86_64-linux-gnu/libdl-2.13.so .. --24908-- .. CRC is valid --24908-- Reading syms from /lib/x86_64-linux-gnu/libuuid.so.1.3.0 (0x97a7000) --24908-- Considering /lib/x86_64-linux-gnu/libuuid.so.1.3.0 .. --24908-- .. CRC mismatch (computed e71e6ffc wanted 37013bdd) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libxcb.so.1.1.0 (0x99ac000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libxcb.so.1.1.0 .. --24908-- .. CRC mismatch (computed d4f9abcc wanted ec76accd) --24908-- object doesn't have a symbol table --24908-- Reading syms from /lib/x86_64-linux-gnu/librt-2.13.so (0x9bc8000) --24908-- Considering /lib/x86_64-linux-gnu/librt-2.13.so .. --24908-- .. CRC mismatch (computed 8832f78b wanted 6baa7c17) --24908-- Considering /usr/lib/debug/lib/x86_64-linux-gnu/librt-2.13.so .. --24908-- .. CRC is valid --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libquadmath.so.0.0.0 (0x9dd0000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libquadmath.so.0.0.0 .. --24908-- .. CRC mismatch (computed ed1e66a2 wanted 0a349e1e) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libXau.so.6.0.0 (0xa006000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libXau.so.6.0.0 .. --24908-- .. CRC mismatch (computed b421da05 wanted 2d2a1d0a) --24908-- object doesn't have a symbol table --24908-- Reading syms from /usr/lib/x86_64-linux-gnu/libXdmcp.so.6.0.0 (0xa209000) --24908-- Considering /usr/lib/x86_64-linux-gnu/libXdmcp.so.6.0.0 .. --24908-- .. CRC mismatch (computed ff16b43d wanted 5b3f35a8) --24908-- object doesn't have a symbol table --24908-- REDIR: 0x8538090 (strncasecmp) redirected to 0x4a2360a (_vgnU_ifunc_wrapper) --24908-- REDIR: 0x8535dd0 (strcasecmp) redirected to 0x4a2360a (_vgnU_ifunc_wrapper) --24908-- REDIR: 0x8533e60 (__GI_strrchr) redirected to 0x4c29640 (__GI_strrchr) --24908-- REDIR: 0x852d620 (calloc) redirected to 0x4c27c8b (calloc) --24908-- REDIR: 0x852c360 (malloc) redirected to 0x4c29291 (malloc) --24908-- REDIR: 0x8532360 (__GI_strlen) redirected to 0x4c29b80 (__GI_strlen) --24908-- REDIR: 0x8532320 (strlen) redirected to 0x4a2360a (_vgnU_ifunc_wrapper) --24908-- REDIR: 0x85d8970 (__strlen_sse42) redirected to 0x4c29b60 (strlen) --24908-- REDIR: 0x853a760 (memcpy) redirected to 0x4a2360a (_vgnU_ifunc_wrapper) --24908-- REDIR: 0x85e6c30 (__memcpy_ssse3_back) redirected to 0x4c2ad90 (memcpy) --24908-- REDIR: 0x8534bd0 (memset) redirected to 0x4a2360a (_vgnU_ifunc_wrapper) --24908-- REDIR: 0x8534c10 (__GI_memset) redirected to 0x4c2bc40 (memset) --24908-- REDIR: 0x85308e0 (strcmp) redirected to 0x4a2360a (_vgnU_ifunc_wrapper) --24908-- REDIR: 0x85ce710 (__strcmp_sse42) redirected to 0x4c2a720 (strcmp) vex amd64->IR: unhandled instruction bytes: 0xC5 0xF9 0x57 0xC0 0x48 0x8B 0x35 0x3 ==24908== valgrind: Unrecognised instruction at address 0x4ef468a. ==24908== at 0x4EF468A: global constructors keyed to RodForce.cc (in /home/knut/repos/private/control/rods/BASim/build_07-11-2011/BASim/src/libBASim.so) ==24908== by 0x400EB55: call_init.part.0 (dl-init.c:85) ==24908== by 0x400EC2E: _dl_init (dl-init.c:52) ==24908== by 0x40015E9: ??? (in /lib/x86_64-linux-gnu/ld-2.13.so) ==24908== by 0x6: ??? ==24908== by 0x7FEFFFEAA: ??? ==24908== by 0x7FEFFFEB8: ??? ==24908== by 0x7FEFFFEBB: ??? ==24908== by 0x7FEFFFEBD: ??? ==24908== by 0x7FEFFFEC0: ??? ==24908== by 0x7FEFFFECC: ??? ==24908== by 0x7FEFFFECF: ??? ==24908== Your program just tried to execute an instruction that Valgrind ==24908== did not recognise. There are two possible reasons for this. ==24908== 1. Your program has a bug and erroneously jumped to a non-code ==24908== location. If you are running Memcheck and you just saw a ==24908== warning about a bad jump, it's probably your program's fault. ==24908== 2. The instruction is legitimate but Valgrind doesn't handle it, ==24908== i.e. it's Valgrind's fault. If you think this is the case or ==24908== you are not sure, please let us know and we'll try to fix it. ==24908== Either way, Valgrind will now raise a SIGILL signal which will ==24908== probably kill your program. ==24908== ==24908== Process terminating with default action of signal 4 (SIGILL) ==24908== Illegal opcode at address 0x4EF468A ==24908== at 0x4EF468A: global constructors keyed to RodForce.cc (in /home/knut/repos/private/control/rods/BASim/build_07-11-2011/BASim/src/libBASim.so) ==24908== by 0x400EB55: call_init.part.0 (dl-init.c:85) ==24908== by 0x400EC2E: _dl_init (dl-init.c:52) ==24908== by 0x40015E9: ??? (in /lib/x86_64-linux-gnu/ld-2.13.so) ==24908== by 0x6: ??? ==24908== by 0x7FEFFFEAA: ??? ==24908== by 0x7FEFFFEB8: ??? ==24908== by 0x7FEFFFEBB: ??? ==24908== by 0x7FEFFFEBD: ??? ==24908== by 0x7FEFFFEC0: ??? ==24908== by 0x7FEFFFECC: ??? ==24908== by 0x7FEFFFECF: ??? --24908-- REDIR: 0x852c960 (free) redirected to 0x4c285cd (free) ==24908== ==24908== HEAP SUMMARY: ==24908== in use at exit: 814,413 bytes in 16 blocks ==24908== total heap usage: 20 allocs, 4 frees, 822,553 bytes allocated ==24908== ==24908== Searching for pointers to 16 not-freed blocks ==24908== Checked 2,399,432 bytes ==24908== ==24908== LEAK SUMMARY: ==24908== definitely lost: 0 bytes in 0 blocks ==24908== indirectly lost: 0 bytes in 0 blocks ==24908== possibly lost: 0 bytes in 0 blocks ==24908== still reachable: 814,413 bytes in 16 blocks ==24908== suppressed: 0 bytes in 0 blocks ==24908== Rerun with --leak-check=full to see details of leaked memory ==24908== ==24908== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 2 from 2) --24908-- --24908-- used_suppression: 2 U1004-ARM-_dl_relocate_object ==24908== ==24908== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 2 from 2) Ungültiger Maschinenbefehl Unfortunately I cannot come up with a simple example code. Kind regards, Knut. Reproducible: Always Might it be related to the usage of OpenGL?
*** This bug has been marked as a duplicate of bug 273475 ***