From: [EMAIL PROTECTED]
Operating system: Linux 2.2.14
PHP version: 4.0.5
PHP Bug Type: LDAP related
Bug description: PHP 4.0.5 linked against openldap 2.x segfaults on Apache startup
My configure string:
./configure --prefix=/software/php-4 --with-apxs=/software/apache-1.3/bin/apxs
--with-gdbm --with-ldap=/software/openldap-2 --with-pgsql=/software/postgresql-7
--with-config-file-path=/software/php-4/lib
Using OpenLDAP 2.0.7 and PostgreSQL 7.1 on a SuSE 6.4 box.
# ldd libphp4.so
libpam.so.0 => /lib/libpam.so.0 (0x40144000)
libdl.so.2 => /lib/libdl.so.2 (0x4014c000)
libpq.so.2 => /software/postgresql-7/lib/libpq.so.2 (0x40150000)
libldap.so.2 => /software/openldap-2/lib/libldap.so.2 (0x4015f000)
liblber.so.2 => /software/openldap-2/lib/liblber.so.2 (0x40249000)
libgdbm.so.2 => /usr/lib/libgdbm.so.2 (0x40256000)
libresolv.so.2 => /lib/libresolv.so.2 (0x4025e000)
libm.so.6 => /lib/libm.so.6 (0x4026d000)
libcrypt.so.1 => /lib/libcrypt.so.1 (0x4028a000)
libnsl.so.1 => /lib/libnsl.so.1 (0x402b7000)
libc.so.6 => /lib/libc.so.6 (0x402ce000)
/lib/ld-linux.so.2 => /lib/ld-linux.so.2 (0x80000000)
Here is an strace of an Apache child that died. I'm using NSS_LDAP and PAM_LDAP.
open("/lib/libpthread.so.0", O_RDONLY) = 4
fstat(4, {st_mode=S_IFREG|0755, st_size=289663, ...}) = 0
read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\200?\0"..., 4096) = 4096
mmap(NULL, 75832, PROT_READ|PROT_EXEC, MAP_PRIVATE, 4, 0) = 0x405aa000
mprotect(0x405b5000, 30776, PROT_NONE) = 0
mmap(0x405b5000, 32768, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 4, 0xa000) =
0x405b5000
close(4) = 0
mprotect(0x40592000, 90112, PROT_READ|PROT_WRITE) = 0
mprotect(0x40592000, 90112, PROT_READ|PROT_EXEC) = 0
getpid() = 15900
getrlimit(RLIMIT_STACK, {rlim_cur=RLIM_INFINITY, rlim_max=RLIM_INFINITY}) = 0
setrlimit(RLIMIT_STACK, {rlim_cur=2040*1024, rlim_max=RLIM_INFINITY}) = 0
uname({sys="Linux", node="oradev", ...}) = 0
rt_sigaction(SIGRT_0, {0x405b1c60, [], 0x4000000}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {0x405b1d00, [], 0x4000000}, NULL, 8) = 0
rt_sigaction(SIGRT_2, {0x405b1e20, [], 0x4000000}, NULL, 8) = 0
rt_sigprocmask(SIG_BLOCK, [RT_0], NULL, 8) = 0
munmap(0x402c8000, 28943) = 0
geteuid() = 0
getpid() = 15900
open("/etc/ldap.conf", O_RDONLY) = 4
fstat(4, {st_mode=S_IFREG|0644, st_size=213, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40015000
read(4, "# $Id$\n\nhost 192.168.0.1\nbase o="..., 4096) = 213
read(4, "", 4096) = 0
close(4) = 0
munmap(0x40015000, 4096) = 0
uname({sys="Linux", node="oradev", ...}) = 0
open("/etc/hosts", O_RDONLY) = 4
fcntl(4, F_GETFD) = 0
fcntl(4, F_SETFD, FD_CLOEXEC) = 0
fstat(4, {st_mode=S_IFREG|0644, st_size=708, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40015000
read(4, "#\n# hosts This file desc"..., 4096) = 708
close(4) = 0
munmap(0x40015000, 4096) = 0
getrlimit(RLIMIT_NOFILE, {rlim_cur=1024, rlim_max=1024}) = 0
open("/software/openldap-2/etc/openldap/ldap.conf", O_RDONLY) = 4
fstat(4, {st_mode=S_IFREG|0644, st_size=337, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40015000
read(4, "# $OpenLDAP: pkg/ldap/libraries/"..., 4096) = 337
read(4, "", 4096) = 0
close(4) = 0
munmap(0x40015000, 4096) = 0
open("/root/ldaprc", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/root/.ldaprc", O_RDONLY) = -1 ENOENT (No such file or directory)
open("ldaprc", O_RDONLY) = -1 ENOENT (No such file or directory)
uname({sys="Linux", node="oradev", ...}) = 0
socket(PF_INET, SOCK_STREAM, IPPROTO_IP) = 4
ioctl(4, FIONBIO, [1]) = 0
connect(4, {sin_family=AF_INET, sin_port=htons(389),
sin_addr=inet_addr("192.168.0.1")}}, 16) = -1 EINPROGRESS (Operation now in progress)
select(1024, NULL, [4], NULL, NULL) = 1 (out [4])
getpeername(4, {sin_family=AF_INET, sin_port=htons(389),
sin_addr=inet_addr("192.168.0.1")}}, [16]) = 0
ioctl(4, FIONBIO, [0]) = 0
brk(0x811e000) = 0x811e000
time(NULL) = 988912101
write(4, "0\f\2\1\1`\7\2\1\2\4\0\200\0", 14) = 14
select(1024, [4], [], NULL, NULL) = 1 (in [4])
read(4, "0\f\2\1\1a\7\n\1\0\4\0\4\0", 16384) = 14
time(NULL) = 988912101
geteuid() = 0
getpid() = 15900
rt_sigaction(SIGPIPE, {SIG_IGN}, {SIG_IGN}, 8) = 0
getpeername(135365352, 0xbfffef1c, [1025]) = -1 EBADF (Bad file descriptor)
write(4, "0\5\2\1\2B\0", 7) = 7
--- SIGSEGV (Segmentation fault) ---
chdir("/software/apache-1.3") = 0
rt_sigaction(SIGSEGV, {SIG_DFL}, {SIG_DFL}, 8) = 0
getpid() = 15900
kill(15900, SIGSEGV) = 0
sigreturn() = ? (mask now [])
--- SIGSEGV (Segmentation fault) ---
--
Edit Bug report at: http://bugs.php.net/?id=10643&edit=1
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