https://bugs.openldap.org/show_bug.cgi?id=9882
Issue ID: 9882
Summary: slapd crashes when lastbind enabled w/ multi-provider
Product: OpenLDAP
Version: 2.6.2
Hardware: All
OS: All
Status: UNCONFIRMED
Keywords: needs_review
Severity: normal
Priority: ---
Component: slapd
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ---
Created attachment 907
--> https://bugs.openldap.org/attachment.cgi?id=907&action=edit
slapd.conf
Description:
Crash during bind operation when lastbind's enabled in a multi-provider env.
Built from source:
commit 23ef018c6f321413141f26ed6e1909f85047ba76 (HEAD -> OPENLDAP_REL_ENG_2_6,
origin/OPENLDAP_REL_ENG_2_6)
Configuration: attached
System: AlmaLinux8
Backtrace:
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00000000004dfe66 in over_op_func (op=0x7d6b1fffe690, rs=0x7d6b1fffe620,
which=op_modify) at backover.c:749
749 on = oi->oi_list;
[Current thread is 1 (Thread 0x7d6b1ffff700 (LWP 96272))]
Missing separate debuginfos, use: yum debuginfo-install
cyrus-sasl-lib-2.1.27-6.el8_5.x86_64 glibc-2.28-189.5.el8_6.x86_64
keyutils-libs-1.5.10-9.el8.x86_64 krb5-libs-1.18.2-14.el8.x86_64
libblkid-2.32.1-35.el8.x86_64 libcap-2.48-2.el8.x86_64
libcom_err-1.45.6-4.el8.x86_64 libdb-5.3.28-42.el8_4.x86_64
libgcc-8.5.0-10.1.el8_6.alma.x86_64 libmount-2.32.1-35.el8.x86_64
libselinux-2.9-5.el8.x86_64 libtool-ltdl-2.4.6-25.el8.x86_64
libuuid-2.32.1-35.el8.x86_64 libxcrypt-4.1.1-6.el8.x86_64
openssl-libs-1.1.1k-6.el8_5.x86_64 pcre2-10.32-2.el8.x86_64
systemd-libs-239-58.el8.x86_64 zlib-1.2.11-18.el8_5.x86_64
(gdb) bt
#0 0x00000000004dfe66 in over_op_func (op=0x7d6b1fffe690, rs=0x7d6b1fffe620,
which=op_modify) at backover.c:749
#1 0x00000000004e0135 in over_op_modify (op=0x7d6b1fffe690, rs=0x7d6b1fffe620)
at backover.c:808
#2 0x000000000046d785 in fe_op_lastbind (op=0x7d6b1010ed40) at bind.c:503
#3 0x000000000046da7f in fe_op_bind_success (op=0x7d6b1010ed40,
rs=0x7d6b1fffe960) at bind.c:548
#4 0x000000000046d1e1 in fe_op_bind (op=0x7d6b1010ed40, rs=0x7d6b1fffe960) at
bind.c:386
#5 0x000000000046c8cd in do_bind (op=0x7d6b1010ed40, rs=0x7d6b1fffe960) at
bind.c:206
#6 0x000000000044427d in connection_operation (ctx=0x7d6b1fffea90,
arg_v=0x7d6b1010ed40) at connection.c:1115
#7 0x000000000044488f in connection_read_thread (ctx=0x7d6b1fffea90,
argv=0x16) at connection.c:1267
#8 0x00007f5f2d60a470 in ldap_int_thread_pool_wrapper (xpool=0xc79d80) at
tpool.c:1053
#9 0x00007f5f2c1a51cf in start_thread () from /lib64/libpthread.so.0
#10 0x00007f5f2be11dd3 in clone () from /lib64/libc.so.6
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