Samba4 seg fault

[Taylor, Jonn]

I have been also seeing errors like this in the logs also.

[2011/03/08 22:05:17,  0]
../source4/lib/ldb-samba/ldb_wrap.c:68(ldb_wrap_debug)
  ldb: A transaction is still active in ldb context [0x9d34cb0] on
/usr/local/samba/private/sam.ldb


On 03/08/2011 10:07 PM, Taylor, Jonn wrote:
> Samba4 is still intermittently crashing. This seems to be happening when
> loading and unloading user profiles.
>
> Jonn
>
> [2011/03/08 22:01:01,  0]
> ../source4/lib/cmdline/popt_common.c:58(popt_s4_talloc_log_fn)
>   talloc: access after free error - first free may be at
> ../lib/tevent/tevent_req.c:178
> [2011/03/08 22:01:01,  0]
> ../source4/lib/cmdline/popt_common.c:58(popt_s4_talloc_log_fn)
>   Bad talloc magic value - access after free
> [2011/03/08 22:01:01,  0] ../lib/util/fault.c:143(smb_panic)
>   PANIC: Bad talloc magic value - access after free
> [2011/03/08 22:01:01,  0] ../lib/util/fault.c:62(call_backtrace)
>   BACKTRACE: 24 stack frames:
>    #0 /usr/local/samba/lib/libsamba-util.so.0(call_backtrace+0x1c)
> [0x2b8df49e1300]
>    #1 /usr/local/samba/lib/libsamba-util.so.0(smb_panic+0x24d)
> [0x2b8df49e161b]
>    #2 /usr/local/samba/lib/samba/libtalloc.so.2 [0x2b8df500edba]
>    #3 /usr/local/samba/lib/samba/libtalloc.so.2 [0x2b8df500ee39]
>    #4 /usr/local/samba/lib/samba/libtalloc.so.2 [0x2b8df500ef4f]
>    #5 /usr/local/samba/lib/samba/libtalloc.so.2(talloc_get_name+0x15)
> [0x2b8df501055f]
>    #6
> /usr/local/samba/lib/samba/libtalloc.so.2(_talloc_get_type_abort+0x49)
> [0x2b8df50106fe]
>    #7 /usr/local/samba/lib/libdcerpc.so.0 [0x2b8df5cf55a5]
>    #8 /usr/local/samba/lib/libdcerpc.so.0 [0x2b8df5cf6eb5]
>    #9 /usr/local/samba/lib/libdcerpc.so.0 [0x2b8df5cf7282]
>    #10
> /usr/local/samba/lib/samba/libtevent.so.0(tevent_common_loop_timer_delay+0x20b)
> [0x2b8df4e089d9]
>    #11 /usr/local/samba/lib/samba/libtevent.so.0 [0x2b8df4e07815]
>    #12 /usr/local/samba/lib/samba/libtevent.so.0 [0x2b8df4e0807e]
>    #13 /usr/local/samba/lib/samba/libtevent.so.0(_tevent_loop_once+0xdf)
> [0x2b8df4e037e0]
>    #14
> /usr/local/samba/lib/samba/libtevent.so.0(tevent_common_loop_wait+0x1f)
> [0x2b8df4e03a05]
>    #15 /usr/local/samba/lib/samba/libtevent.so.0(_tevent_loop_wait+0x25)
> [0x2b8df4e03ac1]
>    #16 /usr/local/samba/modules/process_model/standard.so [0x2b8dfc131475]
>    #17
> /usr/local/samba/lib/samba/libservice.so(task_server_startup+0x8a)
> [0x2b8df43b1290]
>    #18 /usr/local/samba/lib/samba/libservice.so [0x2b8df43afb7b]
>    #19
> /usr/local/samba/lib/samba/libservice.so(server_service_startup+0x11a)
> [0x2b8df43afcb8]
>    #20 /usr/local/samba/sbin/samba [0x40a7a9]
>    #21 /usr/local/samba/sbin/samba [0x40a880]
>    #22 /lib64/libc.so.6(__libc_start_main+0xf4) [0x35c761d994]
>    #23 /usr/local/samba/sbin/samba [0x404509]
>
> Samba4 version
>
> [2011/03/08 22:05:18,  0] ../source4/smbd/server.c:368(binary_smbd_main)
>   samba version 4.0.0alpha15-GIT-6013d75 started.
>   Copyright Andrew Tridgell and the Samba Team 1992-2011
> [2011/03/08 22:05:19,  0] ../source4/smbd/server.c:470(binary_smbd_main)
>   samba: using 'standard' process model
>