In our build system we have recently integrated ASAN tool (adding -fsanitize=address) to CFLAGS & also while linking , creating library .so files. Note:- We are using GCC 6.3 compiler.
We are able to successfully build our code. But while running it fails with following issue:
==52215==ASan runtime does not come first in initial library list; you should either link runtime to your application or manually preload it with LD_PRELOAD.
Here is my gcc command:-
/local/common/pkgs/gcc/v6.3.0/bin/gcc -m32 -shared -o /local/testing/build/new_tool/asan_build/syn/verilog/libspd.so -Wl,-rpath=\$ORIGIN/lib -Wl,-rpath=\$ORIGIN/../lib -W1,-rpath=/local/common/gcc/v6.3.0/lib -fsanitize=address -L/local/testing/build/new_tool/asan_build/modules /local/testing/build/new_tool/asan_build/modules/silvpi.o /local/testing/build/new_tool/asan_build/modules/sypsv.o /local/testing/build/new_tool/asan_build/modules/cdnsv_tfs.o /local/testing/build/new_tool/asan_build/modules/libcore.o /local/testing/build/new_tool/asan_build/modules/vpi_user.o /local/testing/build/new_tool/asan_build/modules/libdenbase.a /local/testing/build/new_tool/asan_build/modules/libbdd.a -L/local/testing/build/new_tool/asan_build/syn/lib -L/local/testing/build/new_tool/asan_build/modules -L/home/local/outer/Linux/lib /local/testing/build/new_tool/asan_build/modules/vhpimodelfunc.o /local/testing/build/new_tool/asan_build/modules/vipcommonlib.a -lm -lc -ldenbase -lbdd -ldenbase -lviputil -llocalCommonMT_sh
I am able to build library libspd.so
successfully. But when we try to run it fails with above error i mentioned.
i can see the dependent library list of libspd.so
ldd /local/testing/build/new_tool/asan_build/syn/verilog/libspd.so
linux-gate.so.1 => (0x00279000)
libasan.so.3 => /local/pkgs/gcc/v6.3.0/lib/libasan.so.3 (0xf7175000)
libm.so.6 => /lib/libm.so.6 (0x0014e000)
libc.so.6 => /lib/libc.so.6 (0xf6f83000)
libcdsCommonMT_sh.so => /local/testing/build/new_tool/asan_build/verilog/../lib/liblocalCommonMT_sh.so (0x00178000)
libdl.so.2 => /lib/libdl.so.2 (0x00197000)
Based on the error i tried to set LD_PRELOAD Variable to complete path of asan library i.e.setenv LD_PRELOAD /local/pkgs/gcc/v6.3.0/lib/libasan.so
in one of my environment file where LD_LIBRARY_PATH
was also set there. Then after i started running, Now it is failing with
error : ERROR: ld.so: object '/local/pkgs/gcc/v6.3.0/lib/libasan.so' from LD_PRELOAD cannot be preloaded: ignored.
Not sure whats going wrong here. How can i resolve this issue?
Any idea? Thanks and regards!