[Pkg-samba-maint] Bug#476667: [samba] smbd panics

Fri Apr 18 11:01:16 UTC 2008

Package: samba
Version: 3.0.28a-1
Severity: important

--- Please enter the report below this line. ---

I see frequent PANICs of smbd like the following with various WINXP and Xin2003 clients.

[2008/04/17 15:37:35, 0] lib/fault.c:fault_report(41)
  ===============================================================
[2008/04/17 15:37:35, 0] lib/fault.c:fault_report(42)
  INTERNAL ERROR: Signal 6 in pid 13309 (3.0.28a)
  Please read the Trouble-Shooting section of the Samba3-HOWTO
[2008/04/17 15:37:35, 0] lib/fault.c:fault_report(44)

  From: http://www.samba.org/samba/docs/Samba3-HOWTO.pdf
[2008/04/17 15:37:35, 0] lib/fault.c:fault_report(45)
  ===============================================================
[2008/04/17 15:37:35, 0] lib/util.c:smb_panic(1633)
  PANIC (pid 13309): internal error
[2008/04/17 15:37:35, 0] lib/util.c:log_stack_trace(1737)
  BACKTRACE: 34 stack frames:
   #0 /usr/sbin/smbd(log_stack_trace+0x1c) [0x60de0c]
   #1 /usr/sbin/smbd(smb_panic+0x43) [0x60def3]
   #2 /usr/sbin/smbd [0x5fbd62]
   #3 /lib/libpthread.so.0 [0x2b541edbc7d0]
   #4 /lib/libc.so.6(gsignal+0x35) [0x2b5420205025]
   #5 /lib/libc.so.6(abort+0x110) [0x2b5420206a80]
   #6 /lib/libc.so.6(__assert_fail+0xef) [0x2b54201fe42f]
   #7 /usr/lib/liblber-2.4.so.2(ber_flush2+0x16f) [0x2b541dbe1eef]
   #8 /usr/lib/libldap_r-2.4.so.2(ldap_int_flush_request+0x2c) [0x2b541d9b7b2c]
   #9 /usr/lib/libldap_r-2.4.so.2(ldap_send_server_request+0x38f) [0x2b541d9b7f6f]
   #10 /usr/lib/libldap_r-2.4.so.2(ldap_send_initial_request+0x96) [0x2b541d9b80d6]
   #11 /usr/lib/libldap_r-2.4.so.2(ldap_search+0xbd) [0x2b541d9a8cad]
   #12 /usr/lib/libldap_r-2.4.so.2(ldap_search_st+0x2a) [0x2b541d9a8dca]
   #13 /lib/libnss_ldap.so.2 [0x2b54216fd0a3]
   #14 /lib/libnss_ldap.so.2 [0x2b54216fc345]
   #15 /lib/libnss_ldap.so.2 [0x2b54216fce6e]
   #16 /lib/libnss_ldap.so.2(_nss_ldap_initgroups_dyn+0x27c) [0x2b54216feb0c]
   #17 /lib/libc.so.6 [0x2b542026d787]
   #18 /lib/libc.so.6(getgrouplist+0x6b) [0x2b542026da3b]
   #19 /usr/sbin/smbd [0x6296b5]
   #20 /usr/sbin/smbd(getgroups_unix_user+0x6a) [0x62978a]
   #21 /usr/sbin/smbd(create_token_from_username+0x3c7) [0x64f797]
   #22 /usr/sbin/smbd(create_local_token+0x74) [0x650904]
   #23 /usr/sbin/smbd [0x652455]
   #24 /usr/sbin/smbd [0x5077be]
   #25 /usr/sbin/smbd(ntlmssp_update+0x25f) [0x5071bf]
   #26 /usr/sbin/smbd(auth_ntlmssp_update+0x2a) [0x65215a]
   #27 /usr/sbin/smbd [0x49af6a]
   #28 /usr/sbin/smbd(reply_sesssetup_and_X+0x963) [0x49c3c3]
   #29 /usr/sbin/smbd [0x4c6fae]
   #30 /usr/sbin/smbd(smbd_process+0x7d2) [0x4c8332]
   #31 /usr/sbin/smbd(main+0x8cd) [0x6bde1d]
   #32 /lib/libc.so.6(__libc_start_main+0xf4) [0x2b54201f11c4]
   #33 /usr/sbin/smbd [0x45a789]
[2008/04/17 15:37:35, 0] lib/fault.c:dump_core(181)
  dumping core in /var/log/samba/cores/smbd
[2008/04/17 15:37:35, 1] smbd/service.c:make_connection_snum(1033)
  <HOSTNAME> (<IP>) connect to service <USERNAME> initially as user <USERNAME> (uid=<UID>, gid=<GID>) (pid 16436)
smbd: /build/buildd/openldap2.3-2.4.7/libraries/liblber/io.c:234: ber_flush2: Assertion `( (sb)->sb_opts.lbo_valid == 0x3 )' failed.
[2008/04/17 16:16:01, 0] lib/fault.c:fault_report(41)

--- System information. ---
Architecture: amd64
Kernel:       Linux 2.6.24-1-amd64

Debian Release: lenny/sid

--- Package information. ---
Depends                  (Version) | Installed
==================================-+-================
adduser                            | 3.107
debconf                  (>= 0.5)  | 1.5.20
 OR debconf-2.0                    | 
libacl1              (>= 2.2.11-1) | 2.2.45-1
libattr1             (>= 2.4.41-1) | 1:2.4.41-1
libc6                   (>= 2.7-1) | 2.7-6
libcomerr2             (>= 1.33-3) | 1.40.8-2
libcupsys2              (>= 1.3.4) | 1.3.6-3+lenny1
libgnutls26           (>= 2.2.0-0) | 2.2.2-1
libkrb53           (>= 1.6.dfsg.2) | 1.6.dfsg.3~beta1-4
libldap-2.4-2           (>= 2.4.7) | 2.4.7-6.1
libpam-modules                     | 0.99.7.1-6
libpam-runtime      (>= 0.76-13.1) | 0.99.7.1-6
libpam0g             (>= 0.99.7.1) | 0.99.7.1-6
libpopt0                 (>= 1.10) | 1.10-3
logrotate                          | 3.7.1-3
lsb-base                (>= 3.0-6) | 3.1-24
procps                             | 1:3.2.7-6
samba-common         (= 3.0.28a-1) | 3.0.28a-1
update-inetd                       | 4.30
zlib1g                             | 1:1.2.3.3.dfsg-11