В догонку, проблемный код valgrind такой:

#           define FIND(_sec, _seg) \
            do { \
               ElfXX_Shdr a_shdr; \
               ML_(img_get)(&a_shdr, dimg, \
                            INDEX_BIS(shdr_dioff, i, shdr_dent_szB), \
                            sizeof(a_shdr)); \
               if (di->_sec##_present \
                   && 0 == ML_(img_strcmp_c)(dimg, shdr_strtab_dioff \
                                             + a_shdr.sh_name, "." #_sec)) { \
                  vg_assert(di->_sec##_size == a_shdr.sh_size); \
                  /* JRS 2013-Jun-01: the following assert doesn't contain */ \
                  /* any ==s, which seems to me to be suspicious. */ \
                  vg_assert(di->_sec##_avma +  a_shdr.sh_addr + _seg##_dbias); \
                  /* Assume we have a correct value for the main */ \
                  /* object's bias.  Use that to derive the debuginfo */ \
                  /* object's bias, by adding the difference in SVMAs */ \
                  /* for the corresponding sections in the two files. */ \
                  /* That should take care of all prelinking effects. */ \
                  di->_sec##_debug_svma = a_shdr.sh_addr; \
                  di->_sec##_debug_bias \
                     = di->_sec##_bias + \
                       di->_sec##_svma - di->_sec##_debug_svma; \
                  TRACE_SYMTAB("acquiring ." #_sec \
                               " debug svma = %#lx .. %#lx\n",       \
                               di->_sec##_debug_svma, \
                               di->_sec##_debug_svma + di->_sec##_size - 1); \
                  TRACE_SYMTAB("acquiring ." #_sec " debug bias = %#lx\n", \
                               (UWord)di->_sec##_debug_bias);           \
               } \
            } while (0);
            /* SECTION   SEGMENT */
            FIND(text,   rx)
            FIND(data,   rw)
            FIND(sdata,  rw)
            FIND(rodata, rw)
            FIND(bss,    rw) <!-- Проблема тут
            FIND(sbss,   rw)
#           undef FIND