Re: (ITS#3772) segfault in test011-glue-slapadd

[Kurt@OpenLDAP.org]

(gdb) print *op
$1 = {o_hdr = 0x82592c4, o_tag = 99, o_time = 1118638040, o_bd = 0x1, 
  o_req_dn = {bv_len = 148326784, bv_val = 0x11 <Address 0x11 out of bounds>}, 
  o_req_ndn = {bv_len = 148328668, 
    bv_val = 0x11 <Address 0x11 out of bounds>}, o_request = {oq_add = {
      rs_e = 0x8d7510c, rs_modlist = 0x2}, oq_bind = {rb_method = 148328716, 
      rb_cred = {bv_len = 2, bv_val = 0x0}, rb_edn = {bv_len = 0, 
        bv_val = 0x0}, rb_ssf = 0, rb_tmp_mech = {bv_len = 0, bv_val = 0x0}}, 
    oq_compare = {rs_ava = 0x8d7510c}, oq_modify = {rs_modlist = 0x8d7510c, 
      rs_increment = 2}, oq_modrdn = {rs_newrdn = {bv_len = 148328716, 
        bv_val = 0x2 <Address 0x2 out of bounds>}, rs_nnewrdn = {bv_len = 0, 
        bv_val = 0x0}, rs_newSup = 0x0, rs_nnewSup = 0x0, 
      rs_deleteoldrdn = 0}, oq_search = {rs_scope = 148328716, rs_deref = 2, 
      rs_slimit = 0, rs_tlimit = 0, rs_limit = 0x0, rs_attrsonly = 0, 
      rs_attrs = 0x0, rs_filter = 0x0, rs_filterstr = {bv_len = 148328740, 
        bv_val = 0xf <Address 0xf out of bounds>}}, oq_abandon = {
      rs_msgid = 148328716}, oq_cancel = {rs_msgid = 148328716}, 
    oq_extended = {rs_reqoid = {bv_len = 148328716, 
        bv_val = 0x2 <Address 0x2 out of bounds>}, rs_flags = 0, 
      rs_reqdata = 0x0}, oq_pwdexop = {rs_reqoid = {bv_len = 148328716, 
        bv_val = 0x2 <Address 0x2 out of bounds>}, rs_flags = 0, rs_old = {
        bv_len = 0, bv_val = 0x0}, rs_new = {bv_len = 0, bv_val = 0x0}, 
      rs_mods = 0x0, rs_modtail = 0x8d75124}}, o_abandon = 148328756, 
  o_cancel = 0, o_groups = 0x0, o_do_not_cache = 0 '\000', 
  o_is_auth_check = 0 '\000', o_nocaching = 0 '\000', 
  o_delete_glue_parent = 0 '\000', o_ctrlflag = '\000' <repeats 31 times>, 
  o_controls = 0x0, o_authz = {sai_method = 136680220, sai_mech = {
      bv_len = 128, bv_val = 0x0}, sai_dn = {bv_len = 0, bv_val = 0x0}, 
    sai_ndn = {bv_len = 0, bv_val = 0x0}, sai_ssf = 0, sai_transport_ssf = 0, 
    sai_tls_ssf = 0, sai_sasl_ssf = 0}, o_ber = 0x0, o_res_ber = 0x845a0c0, 
  o_callback = 0x0, o_ctrls = 0x8d74970, o_private = 0x0, o_next = {
    stqe_next = 0x0}}
(gdb) print *op->o_bd
Cannot access memory at address 0x1.

At 10:31 PM 6/12/2005, Howard Chu wrote:
>kurt@OpenLDAP.org wrote:
>>#0  0x8126213 in glue_chk_controls (op=0x82c2600, rs=0x8bf4db0) at glue.c:220
>>220             slap_overinst   *on = (slap_overinst *)op->o_bd->bd_info;
>>(gdb) where
>>#0  0x8126213 in glue_chk_controls (op=0x82c2600, rs=0x8bf4db0) at glue.c:220
>>#1  0x80afa12 in over_op_func (op=0x82c2600, rs=0x8bf4db0,     which=op_aux_chk_controls) at backover.c:377
>>#2  0x80afc52 in over_aux_chk_controls (op=0x82c2600, rs=0x8bf4db0)
>>    at backover.c:491
>>#3  0x8077fe8 in backend_check_restrictions (op=0x82c2600, rs=0x8bf4db0,     opdata=0x0) at backend.c:886
>>#4  0x807072b in fe_op_search (op=0x82c2600, rs=0x8bf4db0) at search.c:367
>>#5  0x8070445 in do_search (op=0x82c2600, rs=0x8bf4db0) at search.c:223
>>#6  0x806e91c in connection_operation (ctx=0x8bf4e3c, arg_v=0x82c2600)
>>    at connection.c:1049
>>#7  0x8149105 in ldap_int_thread_pool_wrapper (xpool=0x822e3c0) at tpool.c:479
>>#8  0x285ba4d8 in _thread_start () from /usr/lib/libc_r.so.4
>>#9  0x0 in ?? ()
>Works for me on x86_64 Linux. Can you see what's in *op, *op->o_bd, and *op->o_bd_info?
>-- 
> -- Howard Chu
> Chief Architect, Symas Corp.       Director, Highland Sun
> http://www.symas.com               http://highlandsun.com/hyc
> Symas: Premier OpenSource Development and Support