[Samba] segfault Re: Errors, errors, errors in log

Александр Свиридов ooo_saturn7 at mail.ru
Mon Apr 29 03:55:39 MDT 2013


 Thank you for your help! I send system information and conf file. Users say that when they work with open office with documens on samba share and save changes to file program hangs. Can I do anything else?

Here is system information:

+ uname -a
Linux example.com 2.6.32-279.el6.x86_64 #1 SMP Fri Jun 22 12:19:21 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
+ head -n1 /etc/issue
CentOS release 6.3 (Final)
+ cat /proc/partitions
major minor  #blocks  name

   8       16  976762584 sdb
   8       17  975187968 sdb1
   8       18    1048576 sdb2
   8       19     524288 sdb3
   8        0  976762584 sda
   8        1  975187968 sda1
   8        2    1048576 sda2
   8        3     524288 sda3
   8       32  976762584 sdc
   8       33  976760832 sdc1
   8       48  976762584 sdd
   8       49  976760832 sdd1
   9        2  975186812 md2
   9        1    1048568 md1
 253        0   36220928 dm-0
   9        3  976759676 md3
   9        0     524276 md0
 253        1  976756736 dm-1
 253        2  524288000 dm-2
 253        3   10485760 dm-3
 253        4   10485760 dm-4
 253        5   10485760 dm-5
 253        6  104857600 dm-6
 253        7   10485760 dm-7
 253        8   10485760 dm-8
+ grep MemTotal /proc/meminfo
MemTotal:       16325256 kB
+ grep 'model name' /proc/cpuinfo
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
model name    : Intel(R) Xeon(R) CPU           E5645  @ 2.40GHz
+ ps
  PID TTY          TIME CMD
 9939 pts/1    00:00:00 bash
10442 pts/1    00:00:00 getsysteminfo.s
10448 pts/1    00:00:00 ps
+ cat /proc/version
Linux version 2.6.32-279.el6.x86_64 (mockbuild at c6b9.bsys.dev.centos.org) (gcc version 4.4.6 20120305 (Red Hat 4.4.6-4) (GCC) ) #1 SMP Fri Jun 22 12:19:21 UTC 2012
+ cat /proc/filesystems
nodev    sysfs
nodev    rootfs
nodev    bdev
nodev    proc
nodev    cgroup
nodev    cpuset
nodev    tmpfs
nodev    devtmpfs
nodev    binfmt_misc
nodev    debugfs
nodev    securityfs
nodev    sockfs
nodev    usbfs
nodev    pipefs
nodev    anon_inodefs
nodev    inotifyfs
nodev    devpts
nodev    ramfs
nodev    hugetlbfs
    iso9660
nodev    pstore
nodev    mqueue
nodev    selinuxfs
    ext4
nodev    rpc_pipefs
nodev    fuse
    fuseblk
nodev    fusectl
+ echo /usr/lib64/qt-3.3/bin:/usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin:/home/Pavel/bin
/usr/lib64/qt-3.3/bin:/usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin:/home/Pavel/bin
+ netstat -tulpn
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address               Foreign Address             State       PID/Program name   
tcp        0      0 0.0.0.0:3269                0.0.0.0:*                   LISTEN      2821/samba          
tcp        0      0 0.0.0.0:389                 0.0.0.0:*                   LISTEN      2821/samba          
tcp        0      0 0.0.0.0:135                 0.0.0.0:*                   LISTEN      2817/samba          
tcp        0      0 0.0.0.0:139                 0.0.0.0:*                   LISTEN      2819/smbd           
tcp        0      0 0.0.0.0:464                 0.0.0.0:*                   LISTEN      2823/samba          
tcp        0      0 0.0.0.0:53                  0.0.0.0:*                   LISTEN      2829/samba          
tcp        0      0 0.0.0.0:88                  0.0.0.0:*                   LISTEN      2823/samba          
tcp        0      0 0.0.0.0:636                 0.0.0.0:*                   LISTEN      2821/samba          
tcp        0      0 0.0.0.0:445                 0.0.0.0:*                   LISTEN      2819/smbd           
tcp        0      0 0.0.0.0:1024                0.0.0.0:*                   LISTEN      2817/samba          
tcp        0      0 0.0.0.0:3268                0.0.0.0:*                   LISTEN      2821/samba          
udp        0      0 192.168.1.0:464             0.0.0.0:*                               2823/samba          
udp        0      0 0.0.0.0:464                 0.0.0.0:*                               2823/samba          
udp        0      0 192.168.1.0:88              0.0.0.0:*                               2823/samba          
udp        0      0 0.0.0.0:88                  0.0.0.0:*                               2823/samba          
udp        0      0 0.0.0.0:631                 0.0.0.0:*                               2407/portreserve    
udp        0      0 192.168.1.0:389             0.0.0.0:*                               2822/samba          
udp        0      0 0.0.0.0:389                 0.0.0.0:*                               2822/samba          
udp        0      0 192.168.1.0:137             0.0.0.0:*                               2818/samba          
udp        0      0 192.168.7.255:137           0.0.0.0:*                               2818/samba          
udp        0      0 0.0.0.0:137                 0.0.0.0:*                               2818/samba          
udp        0      0 192.168.1.0:138             0.0.0.0:*                               2818/samba          
udp        0      0 192.168.7.255:138           0.0.0.0:*                               2818/samba          
udp        0      0 0.0.0.0:138                 0.0.0.0:*                               2818/samba          
udp        0      0 0.0.0.0:53                  0.0.0.0:*                               2829/samba 

Here is conf file:

# Global parameters
[global]
    workgroup = EXAMPLE
    realm = EXAMPLE.COM
    #netbios name = EXAMPLE-OFFICE-00
    netbios name = EXAMPLE.COM
    server role = active directory domain controller
    dns forwarder = 192.168.0.1
    
    printcap name = /dev/null
    load printers = no
    disable spoolss = yes
    printing = bsd
    dns proxy = no
    
    
    hosts allow = 127.0.0.1 192.168.0.0/21
    hosts deny = 0.0.0.0/0
    
    eventlog list = Application System Security SyslogLinux Webserver
    log level = 1
    log file = /var/log/samba/log %m
    panic action = /var/log/samba/panic %d

[netlogon]
    path = /usr/local/samba/var/locks/sysvol/example.com/scripts
    read only = No

[sysvol]
    path = /usr/local/samba/var/locks/sysvol
    read only = No

[FileStorage]
    comment = Файловое хранилище
    path = /data/FileStorage/
    public = no
    browseable = yes
    writable = yes
    guest ok = no
    read only = No











Понедельник, 29 апреля 2013, 19:09 +10:00 от Andrew Bartlett <abartlet at samba.org>:
>Jeremy,
>
>This backtrace looks like it might be something to do with your recent
>struct DIR work.  The revision 5727bfa is from master after the work you
>did for Ceph in the VFS.
>
>On Mon, 2013-04-29 at 10:54 +0400, Александр Свиридов wrote:
>> Andrew, please help me with this problem. I searched the solution in
>> internet but couldn't find it. Here is log of certain user.
>
>Александр Свиридов,
>
>This is the first time we have seen this particular crash.  Essentially
>all such INTERNAL ERROR messages are bugs in Samba that we fix as soon
>as we can.  If you can give more details of your specific OS and
>configuration, Jeremy will be able to help you. 
>
>> [2013/04/29 09:40:49.557876,  0] ../lib/util/fault.c:72(fault_report)
>>   ===============================================================
>> [2013/04/29 09:40:49.558716,  0] ../lib/util/fault.c:73(fault_report)
>>   INTERNAL ERROR: Signal 11 in pid 7068 (4.1.0pre1-GIT-5727bfa)
>>   Please read the Trouble-Shooting section of the Samba HOWTO
>> [2013/04/29 09:40:49.558886,  0] ../lib/util/fault.c:75(fault_report)
>>   ===============================================================
>> [2013/04/29 09:40:49.559004,
>> 0] ../source3/lib/util.c:810(smb_panic_s3)
>>   PANIC (pid 7068): internal error
>> [2013/04/29 09:40:49.560313,
>> 0] ../source3/lib/util.c:921(log_stack_trace)
>>   BACKTRACE: 47 stack frames:
>>    #0 /usr/local/samba/lib/libsmbconf.so.0(log_stack_trace+0x1f)
>> [0x7ffd5d8f6baf]
>>    #1 /usr/local/samba/lib/libsmbconf.so.0(smb_panic_s3+0x6d)
>> [0x7ffd5d8f6a1e]
>>    #2 /usr/local/samba/lib/libsamba-util.so.0(smb_panic+0x28)
>> [0x7ffd5f763a65]
>>    #3 /usr/local/samba/lib/libsamba-util.so.0(+0x1c767)
>> [0x7ffd5f763767]
>>    #4 /usr/local/samba/lib/libsamba-util.so.0(+0x1c77c)
>> [0x7ffd5f76377c]
>>    #5 /lib64/libpthread.so.0() [0x345820f500]
>>    #6 /usr/local/samba/lib/private/libsmbd_base.so(TellDir+0xc)
>> [0x7ffd5ee60f32]
>>    #7 /usr/local/samba/lib/private/libsmbd_base.so(dptr_TellDir+0x1c)
>> [0x7ffd5ee5eb16]
>> 
>> #8 /usr/local/samba/lib/private/libsmbd_base.so(smbd_dirptr_get_entry
>> +0xc7) [0x7ffd5ee5f663]
>> 
>> #9 /usr/local/samba/lib/private/libsmbd_base.so(smbd_dirptr_lanman2_entry+0x1b4) [0x7ffd5eeadb47]
>>    #10 /usr/local/samba/lib/private/libsmbd_base.so(+0x193f20)
>> [0x7ffd5ef32f20]
>> 
>> #11 /usr/local/samba/lib/private/libsmbd_base.so(smbd_smb2_request_process_find+0x654) [0x7ffd5ef321a4]
>> 
>> #12 /usr/local/samba/lib/private/libsmbd_base.so(smbd_smb2_request_dispatch+0x108f) [0x7ffd5ef19804]
>>    #13 /usr/local/samba/lib/private/libsmbd_base.so(+0x17d944)
>> [0x7ffd5ef1c944]
>> 
>> #14 /usr/local/samba/lib/private/libtevent.so.0(_tevent_req_notify_callback+0x6a) [0x7ffd5e98b9d7]
>>    #15 /usr/local/samba/lib/private/libtevent.so.0(+0x5a09)
>> [0x7ffd5e98ba09]
>>    #16 /usr/local/samba/lib/private/libtevent.so.0(_tevent_req_done
>> +0x25) [0x7ffd5e98ba30]
>>    #17 /usr/local/samba/lib/private/libsmbd_base.so(+0x17d370)
>> [0x7ffd5ef1c370]
>> 
>> #18 /usr/local/samba/lib/private/libtevent.so.0(_tevent_req_notify_callback+0x6a) [0x7ffd5e98b9d7]
>>    #19 /usr/local/samba/lib/private/libtevent.so.0(+0x5a09)
>> [0x7ffd5e98ba09]
>>    #20 /usr/local/samba/lib/private/libtevent.so.0(_tevent_req_done
>> +0x25) [0x7ffd5e98ba30]
>>    #21 /usr/local/samba/lib/private/libsamba-sockets.so(+0xc5b8)
>> [0x7ffd5d6c35b8]
>> 
>> #22 /usr/local/samba/lib/private/libtevent.so.0(_tevent_req_notify_callback+0x6a) [0x7ffd5e98b9d7]
>>    #23 /usr/local/samba/lib/private/libtevent.so.0(+0x5a09)
>> [0x7ffd5e98ba09]
>>    #24 /usr/local/samba/lib/private/libtevent.so.0(_tevent_req_done
>> +0x25) [0x7ffd5e98ba30]
>>    #25 /usr/local/samba/lib/private/libsamba-sockets.so(+0xc086)
>> [0x7ffd5d6c3086]
>>    #26 /usr/local/samba/lib/private/libsamba-sockets.so(+0xc2b8)
>> [0x7ffd5d6c32b8]
>> 
>> #27 /usr/local/samba/lib/private/libtevent.so.0(_tevent_req_notify_callback+0x6a) [0x7ffd5e98b9d7]
>>    #28 /usr/local/samba/lib/private/libtevent.so.0(+0x5a09)
>> [0x7ffd5e98ba09]
>>    #29 /usr/local/samba/lib/private/libtevent.so.0(_tevent_req_done
>> +0x25) [0x7ffd5e98ba30]
>>    #30 /usr/local/samba/lib/private/libsamba-sockets.so(+0xb5a1)
>> [0x7ffd5d6c25a1]
>> 
>> #31 /usr/local/samba/lib/private/libtevent.so.0(_tevent_req_notify_callback+0x6a) [0x7ffd5e98b9d7]
>>    #32 /usr/local/samba/lib/private/libtevent.so.0(+0x5a09)
>> [0x7ffd5e98ba09]
>>    #33 /usr/local/samba/lib/private/libtevent.so.0(+0x5b27)
>> [0x7ffd5e98bb27]
>> 
>> #34 /usr/local/samba/lib/private/libtevent.so.0(tevent_common_loop_immediate+0x1f9) [0x7ffd5e98aef4]
>>    #35 /usr/local/samba/lib/libsmbconf.so.0(run_events_poll+0x57)
>> [0x7ffd5d9131ef]
>>    #36 /usr/local/samba/lib/libsmbconf.so.0(+0x4289c) [0x7ffd5d91389c]
>>    #37 /usr/local/samba/lib/private/libtevent.so.0(_tevent_loop_once
>> +0xfc) [0x7ffd5e989fb9]
>>    #38 /usr/local/samba/lib/private/libsmbd_base.so(smbd_process
>> +0x1321) [0x7ffd5eefda9c]
>>    #39 /usr/local/samba/sbin/smbd() [0x4098ba]
>>    #40 /usr/local/samba/lib/libsmbconf.so.0(run_events_poll+0x544)
>> [0x7ffd5d9136dc]
>>    #41 /usr/local/samba/lib/libsmbconf.so.0(+0x429b2) [0x7ffd5d9139b2]
>>    #42 /usr/local/samba/lib/private/libtevent.so.0(_tevent_loop_once
>> +0xfc) [0x7ffd5e989fb9]
>>    #43 /usr/local/samba/sbin/smbd() [0x40a539]
>>    #44 /usr/local/samba/sbin/smbd(main+0x1587) [0x40bc11]
>>    #45 /lib64/libc.so.6(__libc_start_main+0xfd) [0x3457a1ecdd]
>>    #46 /usr/local/samba/sbin/smbd() [0x4055b9]
>> [2013/04/29 09:40:49.562765,
>> 0] ../source3/lib/util.c:822(smb_panic_s3)
>>   smb_panic(): calling panic action [/var/log/samba/panic 7068]
>> sh: /var/log/samba/panic: Permission denied
>> [2013/04/29 09:40:49.572649,
>> 0] ../source3/lib/util.c:830(smb_panic_s3)
>>   smb_panic(): action returned status 126
>> [2013/04/29 09:40:49.572871,
>> 0] ../source3/lib/dumpcore.c:317(dump_core)
>>   dumping core in /usr/local/samba/var/cores/smbd
>
>
>-- 
>Andrew Bartlett  http://samba.org/~abartlet/
>Authentication Developer, Samba Team  http://samba.org
>
>



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