#### code #### /* compile with -ljemalloc */ /* confdefs.h */ #define PACKAGE_NAME "" #define PACKAGE_TARNAME "" #define PACKAGE_VERSION "" #define PACKAGE_STRING "" #define PACKAGE_BUGREPORT "" #define PACKAGE_URL "" #define CANONICALIZATION_FOR_MATHN 1 #define STDC_HEADERS 1 #define HAVE_SYS_TYPES_H 1 #define HAVE_SYS_STAT_H 1 #define HAVE_STDLIB_H 1 #define HAVE_STRING_H 1 #define HAVE_MEMORY_H 1 #define HAVE_STRINGS_H 1 #define HAVE_INTTYPES_H 1 #define HAVE_STDINT_H 1 #define HAVE_UNISTD_H 1 #define __EXTENSIONS__ 1 #define _ALL_SOURCE 1 #define _GNU_SOURCE 1 #define _POSIX_PTHREAD_SEMANTICS 1 #define _TANDEM_SOURCE 1 #define HAVE_INFINITY 1 #define HAVE_NAN 1 #define RUBY_SYMBOL_EXPORT_BEGIN _Pragma("GCC visibility push(default)") #define RUBY_SYMBOL_EXPORT_END _Pragma("GCC visibility pop") #define HAVE_LIBCRYPT 1 #define HAVE_LIBDL 1 #define HAVE_DIRENT_H 1 #define HAVE__BOOL 1 #define HAVE_STDBOOL_H 1 #define HAVE_SYS_WAIT_H 1 #define HAVE_A_OUT_H 1 #define HAVE_GRP_H 1 #define HAVE_FCNTL_H 1 #define HAVE_FLOAT_H 1 #define HAVE_LANGINFO_H 1 #define HAVE_LIMITS_H 1 #define HAVE_LOCALE_H 1 #define HAVE_MALLOC_H 1 #define HAVE_PWD_H 1 #define HAVE_SYS_FCNTL_H 1 #define HAVE_SYS_FILE_H 1 #define HAVE_SYS_IOCTL_H 1 #define HAVE_SYS_PARAM_H 1 #define HAVE_SYS_PRCTL_H 1 #define HAVE_SYS_RESOURCE_H 1 #define HAVE_SYS_SELECT_H 1 #define HAVE_SYS_SENDFILE_H 1 #define HAVE_SYS_SOCKET_H 1 #define HAVE_SYS_SYSCALL_H 1 #define HAVE_SYS_SYSMACROS_H 1 #define HAVE_SYS_TIME_H 1 #define HAVE_SYS_TIMES_H 1 #define HAVE_SYS_UIO_H 1 #define HAVE_SYSCALL_H 1 #define HAVE_TIME_H 1 #define HAVE_UCONTEXT_H 1 #define HAVE_UTIME_H 1 #define HAVE_GMP_H 1 #define HAVE_LIBGMP 1 #define HAVE_LIBJEMALLOC 1 #define RUBY_ALTERNATIVE_MALLOC_HEADER #define HAVE_MALLOC_CONF 1 #define HAVE_TYPEOF 1 #define HAVE_LONG_LONG 1 #define HAVE_OFF_T 1 #define SIZEOF_INT 4 #define SIZEOF_SHORT 2 #define SIZEOF_LONG 8 #define SIZEOF_LONG_LONG 8 #define SIZEOF___INT64 0 #define SIZEOF___INT128 16 #define SIZEOF_OFF_T 8 #define SIZEOF_VOIDP 8 #define SIZEOF_FLOAT 4 #define SIZEOF_DOUBLE 8 #define SIZEOF_TIME_T 8 #define SIZEOF_CLOCK_T 8 #define PACKED_STRUCT(x) x __attribute__((packed)) #define USE_UNALIGNED_MEMBER_ACCESS 1 #define PRI_LL_PREFIX "ll" #define rb_pid_t pid_t #define SIGNEDNESS_OF_PID_T -1 #define PIDT2NUM(v) INT2NUM(v) #define NUM2PIDT(v) NUM2INT(v) #define PRI_PIDT_PREFIX PRI_INT_PREFIX #define rb_uid_t uid_t #define SIGNEDNESS_OF_UID_T +1 #define UIDT2NUM(v) UINT2NUM(v) #define NUM2UIDT(v) NUM2UINT(v) #define PRI_UIDT_PREFIX PRI_INT_PREFIX #define rb_gid_t gid_t #define SIGNEDNESS_OF_GID_T +1 #define GIDT2NUM(v) UINT2NUM(v) #define NUM2GIDT(v) NUM2UINT(v) #define PRI_GIDT_PREFIX PRI_INT_PREFIX #define rb_time_t time_t #define SIGNEDNESS_OF_TIME_T -1 #define TIMET2NUM(v) LONG2NUM(v) #define NUM2TIMET(v) NUM2LONG(v) #define PRI_TIMET_PREFIX PRI_LONG_PREFIX #define rb_dev_t dev_t #define SIGNEDNESS_OF_DEV_T +1 #define DEVT2NUM(v) ULONG2NUM(v) #define NUM2DEVT(v) NUM2ULONG(v) #define PRI_DEVT_PREFIX PRI_LONG_PREFIX #define rb_mode_t mode_t #define SIGNEDNESS_OF_MODE_T +1 #define MODET2NUM(v) UINT2NUM(v) #define NUM2MODET(v) NUM2UINT(v) #define PRI_MODET_PREFIX PRI_INT_PREFIX #define rb_rlim_t rlim_t #define SIGNEDNESS_OF_RLIM_T +1 #define RLIM2NUM(v) ULONG2NUM(v) #define NUM2RLIM(v) NUM2ULONG(v) #define PRI_RLIM_PREFIX PRI_LONG_PREFIX #define rb_off_t off_t #define SIGNEDNESS_OF_OFF_T -1 #define OFFT2NUM(v) LONG2NUM(v) #define NUM2OFFT(v) NUM2LONG(v) #define PRI_OFFT_PREFIX PRI_LONG_PREFIX #define rb_clockid_t clockid_t #define SIGNEDNESS_OF_CLOCKID_T -1 #define CLOCKID2NUM(v) INT2NUM(v) #define NUM2CLOCKID(v) NUM2INT(v) #define PRI_CLOCKID_PREFIX PRI_INT_PREFIX #define HAVE_PROTOTYPES 1 #define TOKEN_PASTE(x,y) x##y #define STRINGIZE(expr) STRINGIZE0(expr) #define HAVE_STDARG_PROTOTYPES 1 #define HAVE_VA_ARGS_MACRO 1 #define CONSTFUNC(x) __attribute__ ((__const__)) x #define PUREFUNC(x) __attribute__ ((__pure__)) x #define NORETURN(x) __attribute__ ((__noreturn__)) x #define DEPRECATED(x) __attribute__ ((__deprecated__)) x #define DEPRECATED_BY(n,x) __attribute__ ((__deprecated__("by "#n))) x #define DEPRECATED_TYPE(mesg,x) __attribute__ ((__deprecated__ mesg)) x #define NOINLINE(x) __attribute__ ((__noinline__)) x #define ALWAYS_INLINE(x) __attribute__ ((__always_inline__)) x #define WARN_UNUSED_RESULT(x) __attribute__ ((__warn_unused_result__)) x #define MAYBE_UNUSED(x) __attribute__ ((__unused__)) x #define ERRORFUNC(mesg,x) __attribute__ ((__error__ mesg)) x #define WARNINGFUNC(mesg,x) __attribute__ ((__warning__ mesg)) x #define WEAK(x) __attribute__ ((__weak__)) x #define HAVE_FUNC_WEAK 1 #define FUNC_UNOPTIMIZED(x) __attribute__ ((__optimize__("O0"))) x #define FUNC_MINIMIZED(x) __attribute__ ((__optimize__("-Os","-fomit-frame-pointer"))) x #define HAVE_ATTRIBUTE_FUNCTION_ALIAS 1 #define RUBY_ALIAS_FUNCTION_TYPE(type, prot, name, args) type prot __attribute__((alias(#name))); #define RUBY_ALIAS_FUNCTION_VOID(prot, name, args) RUBY_ALIAS_FUNCTION_TYPE(void, prot, name, args) #define HAVE_GCC_ATOMIC_BUILTINS 1 #define HAVE_GCC_SYNC_BUILTINS 1 #define UNREACHABLE __builtin_unreachable() #define RUBY_FUNC_EXPORTED __attribute__ ((__visibility__("default"))) extern #define RUBY_FUNCTION_NAME_STRING __func__ #define ENUM_OVER_INT 1 #define HAVE_DECL_SYS_NERR 1 #define HAVE_DECL_GETENV 1 #define SIZEOF_SIZE_T 8 #define SIZEOF_PTRDIFF_T 8 #define PRI_SIZE_PREFIX "z" #define PRI_PTRDIFF_PREFIX "t" #define HAVE_STRUCT_STAT_ST_BLKSIZE 1 #define HAVE_ST_BLKSIZE 1 #define HAVE_STRUCT_STAT_ST_BLOCKS 1 #define HAVE_ST_BLOCKS 1 #define HAVE_STRUCT_STAT_ST_RDEV 1 #define HAVE_ST_RDEV 1 #define SIZEOF_STRUCT_STAT_ST_SIZE SIZEOF_OFF_T #define SIZEOF_STRUCT_STAT_ST_BLOCKS SIZEOF_OFF_T #define SIZEOF_STRUCT_STAT_ST_INO SIZEOF_LONG #define HAVE_STRUCT_STAT_ST_ATIM 1 #define HAVE_STRUCT_STAT_ST_MTIM 1 #define HAVE_STRUCT_STAT_ST_CTIM 1 #define HAVE_STRUCT_TIMEVAL 1 #define SIZEOF_STRUCT_TIMEVAL_TV_SEC SIZEOF_TIME_T #define HAVE_STRUCT_TIMESPEC 1 #define HAVE_STRUCT_TIMEZONE 1 #define HAVE_CLOCKID_T 1 #define HAVE_RB_FD_INIT 1 #define HAVE_INT8_T 1 #define SIZEOF_INT8_T 1 #define HAVE_UINT8_T 1 #define SIZEOF_UINT8_T 1 #define HAVE_INT16_T 1 #define SIZEOF_INT16_T 2 #define HAVE_UINT16_T 1 #define SIZEOF_UINT16_T 2 #define HAVE_INT32_T 1 #define SIZEOF_INT32_T 4 #define HAVE_UINT32_T 1 #define SIZEOF_UINT32_T 4 #define HAVE_INT64_T 1 #define SIZEOF_INT64_T 8 #define HAVE_UINT64_T 1 #define SIZEOF_UINT64_T 8 #define HAVE_INT128_T 1 #define int128_t __int128 #define SIZEOF_INT128_T SIZEOF___INT128 #define HAVE_UINT128_T 1 #define uint128_t unsigned __int128 #define SIZEOF_UINT128_T SIZEOF___INT128 #define HAVE_INTPTR_T 1 #define SIZEOF_INTPTR_T 8 #define HAVE_UINTPTR_T 1 #define SIZEOF_UINTPTR_T 8 #define HAVE_SSIZE_T 1 #define SIZEOF_SSIZE_T 8 #define STACK_END_ADDRESS __libc_stack_end #define GETGROUPS_T gid_t #define RETSIGTYPE void #define HAVE_ALLOCA_H 1 #define HAVE_ALLOCA 1 #define HAVE_ACOSH 1 #define HAVE_CBRT 1 #define HAVE_CRYPT 1 #define HAVE_DUP2 1 #define HAVE_ERF 1 #define HAVE_EXPLICIT_BZERO 1 #define HAVE_FFS 1 #define HAVE_FINITE 1 #define HAVE_FLOCK 1 #define HAVE_HYPOT 1 #define HAVE_ISINF 1 #define HAVE_ISNAN 1 #define HAVE_LGAMMA_R 1 #define HAVE_MEMMOVE 1 #define HAVE_NEXTAFTER 1 #define HAVE_STRCHR 1 #define HAVE_STRERROR 1 #define HAVE_STRSTR 1 #define HAVE_TGAMMA 1 #define SPT_TYPE SPT_REUSEARGV #define HAVE_SIGNBIT 1 #define HAVE_FORK 1 #define HAVE_VFORK 1 #define HAVE_WORKING_VFORK 1 #define HAVE_WORKING_FORK 1 #define HAVE__LONGJMP 1 #define HAVE_ATAN2L 1 #define HAVE_ATAN2F 1 #define HAVE_CHROOT 1 #define HAVE_CLOCK_GETTIME 1 #define HAVE_COSH 1 #define HAVE_CRYPT_R 1 #define HAVE_DIRFD 1 #define HAVE_DL_ITERATE_PHDR 1 #define HAVE_DLOPEN 1 #define HAVE_DLADDR 1 #define HAVE_DUP 1 #define HAVE_DUP3 1 #define HAVE_EACCESS 1 #define HAVE_ENDGRENT 1 #define HAVE_FCHMOD 1 #define HAVE_FCHOWN 1 #define HAVE_FCNTL 1 #define HAVE_FDATASYNC 1 #define HAVE_FDOPENDIR 1 #define HAVE_FMOD 1 #define HAVE_FSTATAT 1 #define HAVE_FSYNC 1 #define HAVE_FTRUNCATE 1 #define HAVE_FTRUNCATE64 1 #define HAVE_GETCWD 1 #define HAVE_GETGRNAM 1 #define HAVE_GETGRNAM_R 1 #define HAVE_GETGROUPS 1 #define HAVE_GETPGID 1 #define HAVE_GETPGRP 1 #define HAVE_GETPRIORITY 1 #define HAVE_GETPWNAM_R 1 #define HAVE_GETRESGID 1 #define HAVE_GETRESUID 1 #define HAVE_GETRLIMIT 1 #define HAVE_GETSID 1 #define HAVE_GETTIMEOFDAY 1 #define HAVE_GMTIME_R 1 #define HAVE_INITGROUPS 1 #define HAVE_IOCTL 1 #define HAVE_KILLPG 1 #define HAVE_LCHOWN 1 #define HAVE_LINK 1 #define HAVE_LLABS 1 #define HAVE_LOCKF 1 #define HAVE_LOG2 1 #define HAVE_LSTAT 1 #define HAVE_LUTIMES 1 #define HAVE_MALLOC_USABLE_SIZE 1 #define HAVE_MBLEN 1 #define HAVE_MEMALIGN 1 #define HAVE_WRITEV 1 #define HAVE_MEMRCHR 1 #define HAVE_MEMMEM 1 #define HAVE_MKFIFO 1 #define HAVE_MKNOD 1 #define HAVE_MKTIME 1 #define HAVE_OPENAT 1 #define HAVE_PIPE2 1 #define HAVE_POLL 1 #define HAVE_POSIX_FADVISE 1 #define HAVE_POSIX_MEMALIGN 1 #define HAVE_PPOLL 1 #define HAVE_PREAD 1 #define HAVE_PWRITE 1 #define HAVE_QSORT_R 1 #define HAVE_READLINK 1 #define HAVE_ROUND 1 #define HAVE_SCHED_GETAFFINITY 1 #define HAVE_SEEKDIR 1 #define HAVE_SENDFILE 1 #define HAVE_SETEGID 1 #define HAVE_SETENV 1 #define HAVE_SETEUID 1 #define HAVE_SETGID 1 #define HAVE_SETGROUPS 1 #define HAVE_SETPGID 1 #define HAVE_SETPGRP 1 #define HAVE_SETREGID 1 #define HAVE_SETRESGID 1 #define HAVE_SETRESUID 1 #define HAVE_SETREUID 1 #define HAVE_SETRLIMIT 1 #define HAVE_SETSID 1 #define HAVE_SETUID 1 #define HAVE_SHUTDOWN 1 #define HAVE_SIGACTION 1 #define HAVE_SIGALTSTACK 1 #define HAVE_SIGPROCMASK 1 #define HAVE_SINH 1 #define HAVE_SYMLINK 1 #define HAVE_SYSCALL 1 #define HAVE_SYSCONF 1 #define HAVE_TANH 1 #define HAVE_TELLDIR 1 #define HAVE_TIMEGM 1 #define HAVE_TIMES 1 #define HAVE_TRUNCATE 1 #define HAVE_TRUNCATE64 1 #define HAVE_UNSETENV 1 #define HAVE_UTIMENSAT 1 #define HAVE_UTIMES 1 #define HAVE_WAIT4 1 #define HAVE_WAITPID 1 #define HAVE_CRYPT_H 1 #define HAVE_STRUCT_CRYPT_DATA_INITIALIZED 1 #define HAVE_BUILTIN___BUILTIN_BSWAP16 1 #define HAVE_BUILTIN___BUILTIN_BSWAP32 1 #define HAVE_BUILTIN___BUILTIN_BSWAP64 1 #define HAVE_BUILTIN___BUILTIN_POPCOUNT 1 #define HAVE_BUILTIN___BUILTIN_POPCOUNTLL 1 #define HAVE_BUILTIN___BUILTIN_CLZ 1 #define HAVE_BUILTIN___BUILTIN_CLZL 1 #define HAVE_BUILTIN___BUILTIN_CLZLL 1 #define HAVE_BUILTIN___BUILTIN_CTZ 1 #define HAVE_BUILTIN___BUILTIN_CTZLL 1 #define HAVE_BUILTIN___BUILTIN_ADD_OVERFLOW 1 #define HAVE_BUILTIN___BUILTIN_SUB_OVERFLOW 1 #define HAVE_BUILTIN___BUILTIN_MUL_OVERFLOW 1 #define HAVE_BUILTIN___BUILTIN_MUL_OVERFLOW_P 1 #define HAVE_BUILTIN___BUILTIN_CONSTANT_P 1 #define HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR 1 #define HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P 1 #define HAVE_BUILTIN___BUILTIN_TYPES_COMPATIBLE_P 1 #define HAVE_GNU_QSORT_R 1 #define ATAN2_INF_C99 1 #define HAVE_CLOCK_GETRES 1 #define HAVE_STRUCT_TM_TM_ZONE 1 #define HAVE_TM_ZONE 1 #define HAVE_STRUCT_TM_TM_GMTOFF 1 #define HAVE_DAYLIGHT 1 #define NEGATIVE_TIME_T 1 #define POSIX_SIGNAL 1 #define HAVE_SIG_T 1 #define RSHIFT(x,y) ((x)>>(int)(y)) #define HAVE__SC_CLK_TCK 1 #define STACK_GROW_DIRECTION -1 #define _REENTRANT 1 #define _THREAD_SAFE 1 #define HAVE_LIBPTHREAD 1 #define HAVE_SCHED_YIELD 1 #define HAVE_PTHREAD_ATTR_SETINHERITSCHED 1 #define HAVE_PTHREAD_ATTR_GETSTACK 1 #define HAVE_PTHREAD_ATTR_INIT 1 #define HAVE_PTHREAD_COND_INIT 1 #define HAVE_PTHREAD_CONDATTR_SETCLOCK 1 #define HAVE_PTHREAD_CONDATTR_INIT 1 #define HAVE_PTHREAD_SIGMASK 1 #define HAVE_PTHREAD_SETNAME_NP 1 #define HAVE_PTHREAD_GETATTR_NP 1 #define SET_CURRENT_THREAD_NAME(name) pthread_setname_np(pthread_self(), name) #define SET_ANOTHER_THREAD_NAME(thid,name) pthread_setname_np(thid, name) #define DEFINE_MCONTEXT_PTR(mc, uc) mcontext_t *mc = &(uc)->uc_mcontext #define HAVE_GETCONTEXT 1 #define HAVE_SETCONTEXT 1 #define USE_ELF 1 #define HAVE_ELF_H 1 #define HAVE_BACKTRACE 1 /* end confdefs.h. */ #include #include #include #include #include #include #include #define TRACE_SIZE 256 void sigsegv(int signum, siginfo_t *info, void *ctx){ void *trace[TRACE_SIZE]; int n = backtrace(trace, TRACE_SIZE); fprintf(stdout, "segfault handler:%d\n",n); fflush(stdout); if (n > 0) { fprintf(stdout, "backtrace:%d\n",n); fflush(stdout); } else { _exit(EXIT_FAILURE); } _exit(EXIT_SUCCESS); } int main(void) { volatile int *a = NULL; stack_t ss; ss.ss_sp = malloc(SIGSTKSZ); if (ss.ss_sp == NULL) { fprintf(stderr, "cannot allocate memory for sigaltstack\n"); return EXIT_FAILURE; } ss.ss_size = SIGSTKSZ; ss.ss_flags = 0; if (sigaltstack(&ss, NULL) == -1) { fprintf(stderr, "sigaltstack failed\n"); return EXIT_FAILURE; } struct sigaction sa; memset(&sa, 0, sizeof(struct sigaction)); sigemptyset(&sa.sa_mask); sa.sa_sigaction = sigsegv; sa.sa_flags |= SA_SIGINFO; sa.sa_flags |= SA_ONSTACK; sigaction(SIGSEGV, &sa, NULL); a[0] = 1; return EXIT_SUCCESS; } #### backtrace with LD_PRELOAD=libsandbox.so #### #0 0x00007fd62785b11c in __lll_lock_wait () from /lib64/libpthread.so.0 #1 0x00007fd627852c6d in pthread_mutex_lock () from /lib64/libpthread.so.0 #2 0x00007fd6284a3543 in malloc_mutex_lock_final (mutex=0x7fd6286bd200 ) at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/include/jemalloc/internal/mutex.h:141 #3 je_malloc_mutex_lock_slow (mutex=mutex@entry=0x7fd6286bd200 ) at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/mutex.c:65 #4 0x00007fd62847cc88 in malloc_mutex_lock (tsdn=0x0, mutex=0x7fd6286bd200 ) at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/include/jemalloc/internal/mutex.h:205 #5 malloc_init_hard () at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/jemalloc.c:1452 #6 0x00007fd6284801e5 in malloc_init () at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/jemalloc.c:216 #7 imalloc (dopts=, sopts=) at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/jemalloc.c:1927 #8 calloc (num=1, size=32) at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/jemalloc.c:2060 #9 0x00007fd627ea1919 in ?? () from /lib64/libdl.so.2 #10 0x00007fd627ea136e in dlvsym () from /lib64/libdl.so.2 #11 0x00007fd6288d47ce in get_dlsym () from /usr/lib64/libsandbox.so #12 0x00007fd6288d4e1f in sb_unwrapped_open_DEFAULT () from /usr/lib64/libsandbox.so #13 0x00007fd6288d95a6 in open () from /usr/lib64/libsandbox.so #14 0x00007fd6284a4484 in open (__oflag=524288, __path=0x7fd6284adc70 "/proc/sys/vm/overcommit_memory") at /usr/include/bits/fcntl2.h:53 #15 os_overcommits_proc () at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/pages.c:362 #16 je_pages_boot () at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/pages.c:411 #17 0x00007fd62847cb5a in malloc_init_hard_a0_locked () at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/jemalloc.c:1237 #18 0x00007fd62847cd83 in malloc_init_hard () at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/jemalloc.c:1463 #19 0x00007fd62847e555 in malloc_init () at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/jemalloc.c:216 #20 imalloc (dopts=, sopts=) at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/jemalloc.c:1927 #21 malloc (size=72704) at /usr/src/debug/dev-libs/jemalloc-5.0.1/jemalloc-5.0.1/src/jemalloc.c:1977 #22 0x00007fd627afd305 in ?? () from /usr/lib/gcc/x86_64-pc-linux-gnu/7.3.0/libstdc++.so.6 #23 0x00007fd628afce3a in ?? () from /lib64/ld-linux-x86-64.so.2 #24 0x00007fd628afcf55 in ?? () from /lib64/ld-linux-x86-64.so.2 #25 0x00007fd628aede4a in ?? () from /lib64/ld-linux-x86-64.so.2 #26 0x0000000000000001 in ?? () #27 0x00007fffffffe06c in ?? () #28 0x0000000000000000 in ?? ()