[Gluster-users] Issues with Gluster and Samba

Thu Mar 31 10:36:22 UTC 2016

On Wed, 2016-03-30 at 03:43 +0000, Ryan Mills wrote:
> We are using Samba VFS Module with Gluster on Ubuntu 14.04.
> When trying to read/write a file from Windows it stops processing and
> drops.
> Can confirm the network stays up and they are able to ping each
> other.
> Increased Samba Logging to Level 2 and can see the below when it
> stops processing.
> Anyway we can decrypt this? 
> 
> im-temp (ipv4:192.168.10.72:49627) closed connection to service
> vault01mel
> [2016/03/30 12:36:16.407429, 0] ../lib/util/fault.c:72(fault_report)
> ===============================================================
> [2016/03/30 12:36:16.407498, 0] ../lib/util/fault.c:73(fault_report)
> INTERNAL ERROR: Signal 11 in pid 21226 (4.1.6-Ubuntu)
> Please read the Trouble-Shooting section of the Samba HOWTO
> [2016/03/30 12:36:16.407545, 0] ../lib/util/fault.c:75(fault_report)
> ===============================================================
> [2016/03/30 12:36:16.407582, 0]
> ../source3/lib/util.c:785(smb_panic_s3)
> PANIC (pid 21226): internal error
> [2016/03/30 12:36:16.408961, 0]
> ../source3/lib/util.c:896(log_stack_trace)
> BACKTRACE: 43 stack frames:
> #0 /usr/lib/x86_64-linux-gnu/libsmbconf.so.0(log_stack_trace+0x1a)
> [0x7f4bb7fb8f3a]
> #1 /usr/lib/x86_64-linux-gnu/libsmbconf.so.0(smb_panic_s3+0x20)
> [0x7f4bb7fb9010]
> #2 /usr/lib/x86_64-linux-gnu/libsamba-util.so.0(smb_panic+0x2f)
> [0x7f4bb9512c6f]
> #3 /usr/lib/x86_64-linux-gnu/libsamba-util.so.0(+0x1ae86)
> [0x7f4bb9512e86]
> #4 /lib/x86_64-linux-gnu/libpthread.so.0(+0x10340) [0x7f4bb973a340]
> #5 /usr/lib/x86_64-linux-gnu/libgfapi.so.0(glfs_chdir+0x76)
> [0x7f4ba88364a6]
> #6 /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0(vfs_ChDir+0x60)
> [0x7f4bb90efe00]
> #7 /usr/lib/x86_64-linux-
> gnu/samba/libsmbd_base.so.0(close_cnum+0x120) [0x7f4bb9105350]
> #8 /usr/lib/x86_64-linux-
> gnu/samba/libsmbd_base.so.0(smbXsrv_tcon_disconnect+0x11c)
> [0x7f4bb912dd3c]
> #9 /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0(+0x141102)
> [0x7f4bb912e102]
> #10 /usr/lib/x86_64-linux-gnu/samba/libdbwrap.so.0(+0x4983)
> [0x7f4bb4a80983]
> #11 /usr/lib/x86_64-linux-gnu/samba/libdbwrap.so.0(+0x4abf)
> [0x7f4bb4a80abf]
> #12 /usr/lib/x86_64-linux-
> gnu/samba/libdbwrap.so.0(dbwrap_traverse+0xa) [0x7f4bb4a7f5da]
> #13 /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0(+0x13fcc9)
> [0x7f4bb912ccc9]
> #14 /usr/lib/x86_64-linux-
> gnu/samba/libsmbd_base.so.0(smb2srv_tcon_disconnect_all+0x1a)
> [0x7f4bb912e27a]
> #15 /usr/lib/x86_64-linux-
> gnu/samba/libsmbd_base.so.0(smbXsrv_session_logoff+0x128)
> [0x7f4bb912ba18]
> #16 /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0(+0x13edb2)
> [0x7f4bb912bdb2]
> #17 /usr/lib/x86_64-linux-gnu/samba/libdbwrap.so.0(+0x4983)
> [0x7f4bb4a80983]
> #18 /usr/lib/x86_64-linux-gnu/samba/libdbwrap.so.0(+0x49bb)
> [0x7f4bb4a809bb]
> #19 /usr/lib/x86_64-linux-gnu/samba/libdbwrap.so.0(+0x4abf)
> [0x7f4bb4a80abf]
> #20 /usr/lib/x86_64-linux-
> gnu/samba/libdbwrap.so.0(dbwrap_traverse+0xa) [0x7f4bb4a7f5da]
> #21 /usr/lib/x86_64-linux-
> gnu/samba/libsmbd_base.so.0(smbXsrv_session_logoff_all+0x3b)
> [0x7f4bb912be0b]
> #22 /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0(+0x143afd)
> [0x7f4bb9130afd]
> #23 /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0(+0x143efe)
> [0x7f4bb9130efe]
> #24 /usr/lib/x86_64-linux-
> gnu/samba/libsmbd_shim.so.0(exit_server_cleanly+0x12)
> [0x7f4bb7912b22]
> #25 /usr/lib/x86_64-linux-
> gnu/samba/libsmbd_base.so.0(smbd_server_connection_terminate_ex+0x20)
> [0x7f4bb9113e50]
> #26 /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0(+0x133dd7)
> [0x7f4bb9120dd7]
> #27 /usr/lib/x86_64-linux-
> gnu/samba/libsmbd_base.so.0(smbd_smb2_request_pending_queue+0x57)
> [0x7f4bb9116d57]
> #28 /usr/lib/x86_64-linux-
> gnu/samba/libsmbd_base.so.0(smbd_smb2_request_process_write+0x450)
> [0x7f4bb9121250]
> #29 /usr/lib/x86_64-linux-
> gnu/samba/libsmbd_base.so.0(smbd_smb2_request_dispatch+0xc7d)
> [0x7f4bb91152fd]
> #30 /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0(+0x128f7b)
> [0x7f4bb9115f7b]
> #31 /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0(+0x129bfc)
> [0x7f4bb9116bfc]
> #32 /usr/lib/x86_64-linux-gnu/libsmbconf.so.0(run_events_poll+0x16c)
> [0x7f4bb7fcf09c]
> #33 /usr/lib/x86_64-linux-gnu/libsmbconf.so.0(+0x372f0)
> [0x7f4bb7fcf2f0]
> #34 /usr/lib/x86_64-linux-gnu/libtevent.so.0(_tevent_loop_once+0x8d)
> [0x7f4bb69a05ed]
> #35 /usr/lib/x86_64-linux-
> gnu/samba/libsmbd_base.so.0(smbd_process+0x9ca) [0x7f4bb910289a]
> #36 smbd(+0x9fa4) [0x7f4bb9b76fa4]
> #37 /usr/lib/x86_64-linux-gnu/libsmbconf.so.0(run_events_poll+0x16c)
> [0x7f4bb7fcf09c]
> #38 /usr/lib/x86_64-linux-gnu/libsmbconf.so.0(+0x372f0)
> [0x7f4bb7fcf2f0]
> #39 /usr/lib/x86_64-linux-gnu/libtevent.so.0(_tevent_loop_once+0x8d)
> [0x7f4bb69a05ed]
> #40 smbd(main+0x13eb) [0x7f4bb9b73b8b]
> #41 /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5)
> [0x7f4bb65f9ec5]
> #42 smbd(+0x6f1d) [0x7f4bb9b73f1d]
> [2016/03/30 12:36:16.409647, 0]
> ../source3/lib/util.c:797(smb_panic_s3)
> smb_panic(): calling panic action [/usr/share/samba/panic-action
> 21226]
> [2016/03/30 12:36:16.456951, 0]
> ../source3/lib/util.c:805(smb_panic_s3)
> smb_panic(): action returned status 0
> [2016/03/30 12:36:16.457071, 0]
> ../source3/lib/dumpcore.c:317(dump_core)
> dumping core in /var/log/samba/cores/smbd
> 

This backtrace is similar to one which is provided with the following
BZ:

https://bugzilla.redhat.com/show_bug.cgi?id=1234877

This was due to an upstream Samba bug and its fixed with version
4.1.18. Please try updating Samba to some version >= 4.1.18.

--Anoop C S.

>   
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>  
> 
> Leader in Cloud Storage for the Australian IT Channel
> With storage in Perth and Melbourne 		 Email: Ryan.mill
> s at probax.com.au    Phone: 1300 885 117   
> Address: QV1 Perth, Level 33 / 250 St Georges Tce, Perth WA 6000
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