autobuild: intermittent test failure detected

autobuild autobuild at samba.org
Thu Feb 9 16:20:56 MST 2012


The autobuild test system has detected an intermittent failing test in 
the current master tree.

The autobuild log of the failure is available here:

   http://git.samba.org/autobuild.flakey/2012-02-10-0020/flakey.log

The samba3 build logs are available here:

   http://git.samba.org/autobuild.flakey/2012-02-10-0020/samba3.stderr
   http://git.samba.org/autobuild.flakey/2012-02-10-0020/samba3.stdout

The source4 build logs are available here:

   http://git.samba.org/autobuild.flakey/2012-02-10-0020/samba4.stderr
   http://git.samba.org/autobuild.flakey/2012-02-10-0020/samba4.stdout
  
The top commit at the time of the failure was:

commit 744ed53a62037a659133ccd4de2065491208ae7d
Author: Volker Lendecke <vl at samba.org>
Date:   Thu Feb 9 16:07:12 2012 +0100

    gensec: Fix a memory corruption in gensec_use_kerberos_mechs
    
    Without this I get the following valgrind error:
    
    ==27740== Invalid write of size 8
    ==27740==    at 0x62C53E: gensec_use_kerberos_mechs (gensec_start.c:112)
    ==27740==    by 0x62C623: gensec_security_mechs (gensec_start.c:141)
    ==27740==    by 0x62C777: gensec_security_by_oid (gensec_start.c:181)
    ==27740==    by 0x62DD6E: gensec_start_mech_by_oid (gensec_start.c:735)
    ==27740==    by 0x50D6FD: negprot_spnego (negprot.c:210)
    ==27740==    by 0x5B0DEA: smbd_smb2_request_process_negprot (smb2_negprot.c:209)
    ==27740==    by 0x5AD036: smbd_smb2_request_dispatch (smb2_server.c:1417)
    ==27740==    by 0x5AFB77: smbd_smb2_first_negprot (smb2_server.c:2643)
    ==27740==    by 0x585C00: process_smb (process.c:1641)
    ==27740==    by 0x587F78: smbd_server_connection_read_handler (process.c:2314)
    ==27740==    by 0x587FD6: smbd_server_connection_handler (process.c:2331)
    ==27740==    by 0x99E05B: run_events_poll (events.c:286)
    ==27740==    by 0x584AFF: smbd_server_connection_loop_once (process.c:984)
    ==27740==    by 0x58B2D9: smbd_process (process.c:3389)
    ==27740==    by 0xDE4CA8: smbd_accept_connection (server.c:469)
    ==27740==    by 0x99E05B: run_events_poll (events.c:286)
    ==27740==    by 0x99E2D5: s3_event_loop_once (events.c:349)
    ==27740==    by 0x99F990: _tevent_loop_once (tevent.c:504)
    ==27740==    by 0xDE5A9B: smbd_parent_loop (server.c:869)
    ==27740==    by 0xDE6DD8: main (server.c:1413)
    ==27740==  Address 0x9ff3538 is 4,232 bytes inside a block of size 8,288 alloc'd
    ==27740==    at 0x4C261D7: malloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
    ==27740==    by 0x6926965: __talloc (talloc.c:560)
    ==27740==    by 0x6926771: talloc_pool (talloc.c:598)
    ==27740==    by 0x93B927: talloc_stackframe_internal (talloc_stack.c:145)
    ==27740==    by 0x93B9D6: talloc_stackframe_pool (talloc_stack.c:171)
    ==27740==    by 0x58B2B7: smbd_process (process.c:3385)
    ==27740==    by 0xDE4CA8: smbd_accept_connection (server.c:469)
    ==27740==    by 0x99E05B: run_events_poll (events.c:286)
    ==27740==    by 0x99E2D5: s3_event_loop_once (events.c:349)
    ==27740==    by 0x99F990: _tevent_loop_once (tevent.c:504)
    ==27740==    by 0xDE5A9B: smbd_parent_loop (server.c:869)
    ==27740==    by 0xDE6DD8: main (server.c:1413)
    
    In the for-loop we can increment j twice, so we need twice as many output array
    elements as input array elements.
    
    Autobuild-User: Volker Lendecke <vl at samba.org>
    Autobuild-Date: Thu Feb  9 19:44:47 CET 2012 on sn-devel-104


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