[Pkg-samba-maint] Bug#484235: Bug#484235: panic-action called for /usr/sbin/winbindd

Jim Barber jim.barber at ddihealth.com
Wed Nov 26 00:51:01 UTC 2008


Crash on the usual server again.
This time I found log entries as well:

Crash (26-Nov-2008 05:33):

	[Thread debugging using libthread_db enabled]
	[New Thread 0xb7b626d0 (LWP 8280)]
	0xb7d628fe in waitpid () from /lib/libc.so.6
	#0  0xb7d628fe in waitpid () from /lib/libc.so.6
	#1  0xb7d05b7b in ?? () from /lib/libc.so.6
	#2  0x0812b359 in smb_panic ()
	#3  0x08118b63 in sig_fault ()
	#4  <signal handler called>
	#5  0xb7cf8556 in raise () from /lib/libc.so.6
	#6  0xb7cf9d78 in abort () from /lib/libc.so.6
	#7  0xb7cf1590 in __assert_fail () from /lib/libc.so.6
	#8  0xb7e3b6de in ldap_parse_result (ld=0x83dad00, r=0x0, errcodep=0x0,
	    matcheddnp=0x0, errmsgp=0x0, referralsp=0x0, serverctrls=0xbfe36438,
	    freeit=0) at error.c:272
	#9  0x0826e064 in ads_do_paged_search_args ()
	#10 0x0826e40c in ads_do_search_all_args ()
	#11 0x08273f5e in ads_do_search_retry_internal ()
	#12 0x08274879 in ads_do_search_retry ()
	#13 0x08274931 in ads_search_retry ()
	#14 0x080b7bcb in query_user_list ()
	#15 0x080a04cc in query_user_list ()
	#16 0x080be8c5 in winbindd_dual_list_users ()
	#17 0x080bb6bf in fork_domain_child ()
	#18 0x080bb88d in schedule_async_request ()
	#19 0x080bcb57 in async_request ()
	#20 0x080974bd in init_child_connection ()
	#21 0x080bcdbe in async_domain_request ()
	#22 0x08097701 in add_trusted_domains ()
	#23 0x08097abb in rescan_trusted_domains ()
	#24 0x0808dc94 in main ()
	The program is running.  Quit anyway (and detach it)? (y or n) [answered Y; input not from terminal]

Entry in /var/log/samba/log.wb-PRY:

	[2008/11/26 05:33:07,  1] libsmb/clikrb5.c:ads_krb5_get_fwd_ticket(1830)
	  ads_krb5_get_fwd_ticket: krb5_fwd_tgt_creds failed (Requested effective lifetime is negative or too short)
	winbindd: error.c:272: ldap_parse_result: Assertion `r != ((void *)0)' failed.
	[2008/11/26 05:33:07,  0] lib/fault.c:fault_report(40)
	  ===============================================================
	[2008/11/26 05:33:07,  0] lib/fault.c:fault_report(41)
	  INTERNAL ERROR: Signal 6 in pid 8280 (3.2.4)
	  Please read the Trouble-Shooting section of the Samba3-HOWTO
	[2008/11/26 05:33:07,  0] lib/fault.c:fault_report(43)

	  From: http://www.samba.org/samba/docs/Samba3-HOWTO.pdf
	[2008/11/26 05:33:07,  0] lib/fault.c:fault_report(44)
	  ===============================================================
	[2008/11/26 05:33:07,  0] lib/util.c:smb_panic(1663)
	  PANIC (pid 8280): internal error
	[2008/11/26 05:33:07,  0] lib/util.c:log_stack_trace(1767)
	  BACKTRACE: 25 stack frames:
	   #0 /usr/sbin/winbindd(log_stack_trace+0x2d) [0x812b184]
	   #1 /usr/sbin/winbindd(smb_panic+0x80) [0x812b2e1]
	   #2 /usr/sbin/winbindd [0x8118b63]
	   #3 [0xb7fc5420]
	   #4 /lib/libc.so.6(abort+0x188) [0xb7cf9d78]
	   #5 /lib/libc.so.6(__assert_fail+0xf0) [0xb7cf1590]
	   #6 /usr/lib/libldap_r-2.4.so.2 [0xb7e3b6de]
	   #7 /usr/sbin/winbindd [0x826e064]
	   #8 /usr/sbin/winbindd(ads_do_search_all_args+0x6d) [0x826e40c]
	   #9 /usr/sbin/winbindd [0x8273f5e]
	   #10 /usr/sbin/winbindd(ads_do_search_retry+0x3e) [0x8274879]
	   #11 /usr/sbin/winbindd(ads_search_retry+0x4d) [0x8274931]
	   #12 /usr/sbin/winbindd [0x80b7bcb]
	   #13 /usr/sbin/winbindd [0x80a04cc]
	   #14 /usr/sbin/winbindd(winbindd_dual_list_users+0x8a) [0x80be8c5]
	   #15 /usr/sbin/winbindd [0x80bb6bf]
	   #16 /usr/sbin/winbindd [0x80bb88d]
	   #17 /usr/sbin/winbindd(async_request+0x18b) [0x80bcb57]
	   #18 /usr/sbin/winbindd(init_child_connection+0x294) [0x80974bd]
	   #19 /usr/sbin/winbindd(async_domain_request+0x123) [0x80bcdbe]
	   #20 /usr/sbin/winbindd [0x8097701]
	   #21 /usr/sbin/winbindd(rescan_trusted_domains+0x49) [0x8097abb]
	   #22 /usr/sbin/winbindd(main+0xd5d) [0x808dc94]
	   #23 /lib/libc.so.6(__libc_start_main+0xe5) [0xb7ce4455]
	   #24 /usr/sbin/winbindd [0x808b7c1]
	[2008/11/26 05:33:07,  0] lib/util.c:smb_panic(1668)
	  smb_panic(): calling panic action [/usr/share/samba/panic-action 8280]
	Failed to read a valid object file image from memory.
	[2008/11/26 05:33:08,  0] lib/util.c:smb_panic(1676)
	  smb_panic(): action returned status 0
	[2008/11/26 05:33:08,  0] lib/fault.c:dump_core(201)
	  dumping core in /var/log/samba/cores/winbindd

So once again it is the following error:

	  ads_krb5_get_fwd_ticket: krb5_fwd_tgt_creds failed (Requested effective lifetime is negative or too short)
	winbindd: error.c:272: ldap_parse_result: Assertion `r != ((void *)0)' failed.

This is the same error I'm seeing on both boxes.

Calls I can see in the /var/log/samba/log.winbindd file around the time are:

	[2008/11/26 05:33:08,  3] winbindd/winbindd_misc.c:winbindd_interface_version(757)
	  [ 5149]: request interface version
	[2008/11/26 05:33:08,  3] winbindd/winbindd_misc.c:winbindd_priv_pipe_dir(790)
	  [ 5149]: request location of privileged pipe
	[2008/11/26 05:33:08,  3] winbindd/winbindd_group.c:winbindd_getgroups(1384)
	  [ 5149]: getgroups root


Details of the packages installed are:

ii  ldap-utils                  2.4.11-1                    OpenLDAP utilities
ii  libldap-2.4-2               2.4.11-1                    OpenLDAP libraries
ii  libldap-2.4-2-dbg           2.4.11-1                    Debugging information for OpenLDAP libraries
ii  libwbclient0                2:3.2.4-1                   client library for interfacing with winbind service
ii  samba                       2:3.2.4-1                   a LanManager-like file and printer server for Unix
ii  samba-common                2:3.2.4-1                   Samba common files used by both the server and the client
ii  samba-dbg                   2:3.2.4-1                   Samba debugging symbols
ii  samba-doc                   2:3.2.4-1                   Samba documentation
ii  smbclient                   2:3.2.4-1                   a LanManager-like simple client for Unix
ii  winbind                     2:3.2.4-1                   service to resolve user and group information from Windows NT servers

Regards,

----------
Jim Barber
DDI Health










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