Hi Serge,

No. The error is not happening anymore.

Regards.
Jorge.



On Thu, Apr 14, 2011 at 5:14 PM, Serge Hallyn <email address hidden>wrote:

> Hi,
>
> We are wondering whether this may have been fixed upstream.  Are you
> still seeing this error?  If so, please tell us which Ubuntu release you
> are currently on, and your mysql version.
>
> --
> You received this bug notification because you are a direct subscriber
> of a duplicate bug (686627).
> https://bugs.launchpad.net/bugs/388483
>
> Title:
>  smbd panic action with yield_connection name=0x0
>
> Status in Samba:
>  Confirmed
> Status in “samba” package in Ubuntu:
>  Triaged
> Status in “samba” package in Debian:
>  New
>
> Bug description:
>  Binary package hint: samba
>
>  Thread debugging using libthread_db enabled]
>  [New Thread 0x7f857ebbf710 (LWP 30992)]
>  0x00007f857b7688f5 in waitpid () from /lib/libc.so.6
>  #0  0x00007f857b7688f5 in waitpid () from /lib/libc.so.6
>  #1  0x00007f857b7002d1 in ?? () from /lib/libc.so.6
>  #2  0x00007f857eda57a8 in smb_panic (why=<value optimized out>)
>      at lib/util.c:1679
>  #3  0x00007f857ed92be7 in sig_fault (sig=11) at lib/fault.c:46
>  #4  <signal handler called>
>  #5  0x00007f857ed875c1 in rep_strlcpy (d=0x7fff871e3f58 "", s=0x0,
> bufsize=256)
>      at lib/replace/replace.c:64
>  #6  0x00007f857edb2fb9 in connections_fetch_entry (mem_ctx=0x0,
>      conn=<value optimized out>, name=0x0) at lib/conn_tdb.c:65
>  #7  0x00007f857ec98171 in yield_connection (conn=0x7f857f555d90, name=0x0)
>      at smbd/connection.c:33
>  #8  0x00007f857ecbcc4c in close_cnum (conn=0x7f857f555d90, vuid=0)
>      at smbd/service.c:1328
>  #9  0x00007f857ec9d795 in conn_close_all () at smbd/conn.c:174
>  #10 0x00007f857ec878b7 in exit_server_common (how=SERVER_EXIT_NORMAL,
>      reason=0x0) at smbd/server.c:917
>  #11 0x00007f857ec87a96 in exit_server_cleanly (
>      explanation=<value optimized out>) at smbd/server.c:985
>  #12 0x00007f857ec89cd7 in main (argc=<value optimized out>, argv=0x2)
>      at smbd/server.c:1516
>  The program is running.  Quit anyway (and detach it)? (y or n) [answered
> Y; input not from terminal]
>
>  Here's the smdb.conf file;
>
>  #
>  # Sample configuration file for the Samba suite for Debian GNU/Linux.
>  #
>  #
>  # This is the main Samba configuration file. You should read the
>  # smb.conf(5) manual page in order to understand the options listed
>  # here. Samba has a huge number of configurable options most of which
>  # are not shown in this example
>  #
>  # Some options that are often worth tuning have been included as
>  # commented-out examples in this file.
>  #  - When such options are commented with ";", the proposed setting
>  #    differs from the default Samba behaviour
>  #  - When commented with "#", the proposed setting is the default
>  #    behaviour of Samba but the option is considered important
>  #    enough to be mentioned here
>  #
>  # NOTE: Whenever you modify this file you should run the command
>  # "testparm" to check that you have not made any basic syntactic
>  # errors.
>  # A well-established practice is to name the original file
>  # "smb.conf.master" and create the "real" config file with
>  # testparm -s smb.conf.master >smb.conf
>  # This minimizes the size of the really used smb.conf file
>  # which, according to the Samba Team, impacts performance
>  # However, use this with caution if your smb.conf file contains nested
>  # "include" statements. See Debian bug #483187 for a case
>  # where using a master file is not a good idea.
>  #
>
>  #======================= Global Settings =======================
>
>  [global]
>
>  ## Browsing/Identification ###
>
>  # Change this to the workgroup/NT-domain name your Samba server will part
> of
>     workgroup = WORKGROUP
>
>  # server string is the equivalent of the NT Description field
>     server string = %h server (Samba, Ubuntu)
>
>  # Windows Internet Name Serving Support Section:
>  # WINS Support - Tells the NMBD component of Samba to enable its WINS
> Server
>  #   wins support = no
>
>  # WINS Server - Tells the NMBD components of Samba to be a WINS Client
>  # Note: Samba can be either a WINS Server, or a WINS Client, but NOT both
>  ;   wins server = w.x.y.z
>
>  # This will prevent nmbd to search for NetBIOS names through DNS.
>     dns proxy = no
>
>  # What naming service and in what order should we use to resolve host
> names
>  # to IP addresses
>  ;   name resolve order = lmhosts host wins bcast
>
>  #### Networking ####
>
>  # The specific set of interfaces / networks to bind to
>  # This can be either the interface name or an IP address/netmask;
>  # interface names are normally preferred
>  ;   interfaces = 127.0.0.0/8 eth0
>
>  # Only bind to the named interfaces and/or networks; you must use the
>  # 'interfaces' option above to use this.
>  # It is recommended that you enable this feature if your Samba machine is
>  # not protected by a firewall or is a firewall itself.  However, this
>  # option cannot handle dynamic or non-broadcast interfaces correctly.
>  ;   bind interfaces only = yes
>
>
>  #### Debugging/Accounting ####
>
>  # This tells Samba to use a separate log file for each machine
>  # that connects
>     log file = /var/log/samba/log.%m
>
>  # Cap the size of the individual log files (in KiB).
>     max log size = 1000
>
>  # If you want Samba to only log through syslog then set the following
>  # parameter to 'yes'.
>  #   syslog only = no
>
>  # We want Samba to log a minimum amount of information to syslog.
> Everything
>  # should go to /var/log/samba/log.{smbd,nmbd} instead. If you want to log
>  # through syslog you should set the following parameter to something
> higher.
>     syslog = 0
>
>  # Do something sensible when Samba crashes: mail the admin a backtrace
>     panic action = /usr/share/samba/panic-action %d
>
>
>  ####### Authentication #######
>
>  # "security = user" is always a good idea. This will require a Unix
> account
>  # in this server for every user accessing the server. See
>  # /usr/share/doc/samba-doc/htmldocs/Samba3-HOWTO/ServerType.html
>  # in the samba-doc package for details.
>    security = share
>
>  # You may wish to use password encryption.  See the section on
>  # 'encrypt passwords' in the smb.conf(5) manpage before enabling.
>     encrypt passwords = true
>
>  # If you are using encrypted passwords, Samba will need to know what
>  # password database type you are using.
>     passdb backend = tdbsam
>
>     obey pam restrictions = yes
>
>  # This boolean parameter controls whether Samba attempts to sync the Unix
>  # password with the SMB password when the encrypted SMB password in the
>  # passdb is changed.
>     unix password sync = yes
>
>  # For Unix password sync to work on a Debian GNU/Linux system, the
> following
>  # parameters must be set (thanks to Ian Kahan <<
> <email address hidden>> for
>  # sending the correct chat script for the passwd program in Debian Sarge).
>     passwd program = /usr/bin/passwd %u
>     passwd chat = *Enter\snew\s*\spassword:* %n\n
> *Retype\snew\s*\spassword:* %n\n *password\supdated\ssuccessfully* .
>
>  # This boolean controls whether PAM will be used for password changes
>  # when requested by an SMB client instead of the program listed in
>  # 'passwd program'. The default is 'no'.
>     pam password change = yes
>
>  # This option controls how unsuccessful authentication attempts are mapped
>  # to anonymous connections
>     map to guest = bad user
>
>  ########## Domains ###########
>
>  # Is this machine able to authenticate users. Both PDC and BDC
>  # must have this setting enabled. If you are the BDC you must
>  # change the 'domain master' setting to no
>  #
>  ;   domain logons = yes
>  #
>  # The following setting only takes effect if 'domain logons' is set
>  # It specifies the location of the user's profile directory
>  # from the client point of view)
>  # The following required a [profiles] share to be setup on the
>  # samba server (see below)
>  ;   logon path = \\%N\profiles\%U
>  # Another common choice is storing the profile in the user's home
> directory
>  # (this is Samba's default)
>  #   logon path = \\%N\%U\profile
>
>  # The following setting only takes effect if 'domain logons' is set
>  # It specifies the location of a user's home directory (from the client
>  # point of view)
>  ;   logon drive = H:
>  #   logon home = \\%N\%U
>
>  # The following setting only takes effect if 'domain logons' is set
>  # It specifies the script to run during logon. The script must be stored
>  # in the [netlogon] share
>  # NOTE: Must be store in 'DOS' file format convention
>  ;   logon script = logon.cmd
>
>  # This allows Unix users to be created on the domain controller via the
> SAMR
>  # RPC pipe.  The example command creates a user account with a disabled
> Unix
>  # password; please adapt to your needs
>  ; add user script = /usr/sbin/adduser --quiet --disabled-password --gecos
> "" %u
>
>  # This allows machine accounts to be created on the domain controller via
> the
>  # SAMR RPC pipe.
>  # The following assumes a "machines" group exists on the system
>  ; add machine script  = /usr/sbin/useradd -g machines -c "%u machine
> account" -d /var/lib/samba -s /bin/false %u
>
>  # This allows Unix groups to be created on the domain controller via the
> SAMR
>  # RPC pipe.
>  ; add group script = /usr/sbin/addgroup --force-badname %g
>
>  ########## Printing ##########
>
>  # If you want to automatically load your printer list rather
>  # than setting them up individually then you'll need this
>     load printers = yes
>
>  # lpr(ng) printing. You may wish to override the location of the
>  # printcap file
>  ;   printing = bsd
>  ;   printcap name = /etc/printcap
>
>  # CUPS printing.  See also the cupsaddsmb(8) manpage in the
>  # cupsys-client package.
>  ;   printing = cups
>  ;   printcap name = cups
>
>  ############ Misc ############
>
>  # Using the following line enables you to customise your configuration
>  # on a per machine basis. The %m gets replaced with the netbios name
>  # of the machine that is connecting
>  ;   include = /home/samba/etc/smb.conf.%m
>
>  # Most people will find that this option gives better performance.
>  # See smb.conf(5) and
> /usr/share/doc/samba-doc/htmldocs/Samba3-HOWTO/speed.html
>  # for details
>  # You may want to add the following on a Linux system:
>           SO_RCVBUF=8192 SO_SNDBUF=8192
>     socket options = TCP_NODELAY
>
>  # The following parameter is useful only if you have the linpopup package
>  # installed. The samba maintainer and the linpopup maintainer are
>  # working to ease installation and configuration of linpopup and samba.
>  ;   message command = /bin/sh -c '/usr/bin/linpopup "%f" "%m" %s; rm %s' &
>
>  # Domain Master specifies Samba to be the Domain Master Browser. If this
>  # machine will be configured as a BDC (a secondary logon server), you
>  # must set this to 'no'; otherwise, the default behavior is recommended.
>  #   domain master = auto
>
>  # Some defaults for winbind (make sure you're not using the ranges
>  # for something else.)
>  ;   idmap uid = 10000-20000
>  ;   idmap gid = 10000-20000
>  ;   template shell = /bin/bash
>
>  # The following was the default behaviour in sarge,
>  # but samba upstream reverted the default because it might induce
>  # performance issues in large organizations.
>  # See Debian bug #368251 for some of the consequences of *not*
>  # having this setting and smb.conf(5) for details.
>  ;   winbind enum groups = yes
>  ;   winbind enum users = yes
>
>  # Setup usershare options to enable non-root users to share folders
>  # with the net usershare command.
>  usershare owner only = false
>
>  # Maximum number of usershare. 0 (default) means that usershare is
> disabled.
>  ;   usershare max shares = 100
>
>  # Allow users who've been granted usershare privileges to create
>  # public shares, not just authenticated ones
>     usershare allow guests = yes
>
>  #======================= Share Definitions =======================
>
>  # Un-comment the following (and tweak the other settings below to suit)
>  # to enable the default home directory shares.  This will share each
>  # user's home directory as \\server\username
>  ;[homes]
>  ;   comment = Home Directories
>  ;   browseable = no
>
>  # By default, the home directories are exported read-only. Change the
>  # next parameter to 'no' if you want to be able to write to them.
>  ;   read only = yes
>
>  # File creation mask is set to 0700 for security reasons. If you want to
>  # create files with group=rw permissions, set next parameter to 0775.
>  ;   create mask = 0700
>
>  # Directory creation mask is set to 0700 for security reasons. If you want
> to
>  # create dirs. with group=rw permissions, set next parameter to 0775.
>  ;   directory mask = 0700
>
>  # By default, \\server\username shares can be connected to by anyone
>  # with access to the samba server.  Un-comment the following parameter
>  # to make sure that only "username" can connect to \\server\username
>  # This might need tweaking when using external authentication schemes
>  ;   valid users = %S
>
>  # Un-comment the following and create the netlogon directory for Domain
> Logons
>  # (you need to configure Samba to act as a domain controller too.)
>  ;[netlogon]
>  ;   comment = Network Logon Service
>  ;   path = /home/samba/netlogon
>  ;   guest ok = yes
>  ;   read only = yes
>  ;   share modes = no
>
>  # Un-comment the following and create the profiles directory to store
>  # users profiles (see the "logon path" option above)
>  # (you need to configure Samba to act as a domain controller too.)
>  # The path below should be writable by all users so that their
>  # profile directory may be created the first time they log on
>  ;[profiles]
>  ;   comment = Users profiles
>  ;   path = /home/samba/profiles
>  ;   guest ok = no
>  ;   browseable = no
>  ;   create mask = 0600
>  ;   directory mask = 0700
>
>  [printers]
>     comment = All Printers
>     browseable = yes
>     path = /var/spool/samba
>     printable = yes
>     guest ok = yes
>     read only = yes
>     create mask = 0700
>     security = guest
>     public = yes
>     writeable = yes
>     use client driver = yes
>  # Windows clients look for this share name as a source of downloadable
>  # printer drivers
>  [print$]
>     comment = Printer Drivers
>     path = /var/lib/samba/printers
>     browseable = yes
>     read only = yes
>     guest ok = yes
>  # Uncomment to allow remote administration of Windows print drivers.
>  # You may need to replace 'lpadmin' with the name of the group your
>  # admin users are members of.
>  # Please note that you also need to set appropriate Unix permissions
>  # to the drivers directory for these users to have write rights in it
>  ;   write list = root, @lpadmin
>
>  # A sample share for sharing your CD-ROM with others.
>  ;[cdrom]
>  ;   comment = Samba server's CD-ROM
>  ;   read only = yes
>  ;   locking = no
>  ;   path = /cdrom
>  ;   guest ok = yes
>
>  # The next two parameters show how to auto-mount a CD-ROM when the
>  #     cdrom share is accesed. For this to work /etc/fstab must contain
>  #     an entry like this:
>  #
>  #       /dev/scd0   /cdrom  iso9660 defaults,noauto,ro,user   0 0
>  #
>  # The CD-ROM gets unmounted automatically after the connection to the
>  #
>  # If you don't want to use auto-mounting/unmounting make sure the CD
>  #     is mounted on /cdrom
>  #
>  ;   preexec = /bin/mount /cdrom
>  ;   postexec = /bin/umount /cdrom
>
> To unsubscribe from this bug, go to:
> https://bugs.launchpad.net/samba/+bug/388483/+subscribe
>