[Samba] Error smb_panic(): calling panic action [/bin/sleep 999999999]

[Mueller]

Dear all,

since a few days I have a panic error in my  logfiles on my second joined
DC, Samba version 4.3.4. Can anyone  help?


PANIC (pid 24120): assert failed: VALID_STAT(smb_fname->st)
May 16 10:01:43 s4slave smbd[24120]: [2019/05/16 10:01:43.333006,  0]
../source3/lib/util.c:900(log_stack_trace)
May 16 10:01:43 s4slave smbd[24120]:   BACKTRACE: 30 stack frames:
May 16 10:01:43 s4slave smbd[24120]:    #0
/usr/local/samba/lib/libsmbconf.so.0(log_stack_trace+0x1f) [0x7f9cb9adc65a]
May 16 10:01:43 s4slave smbd[24120]:    #1
/usr/local/samba/lib/libsmbconf.so.0(smb_panic_s3+0x6d) [0x7f9cb9adc4c9]
May 16 10:01:43 s4slave smbd[24120]:    #2
/usr/local/samba/lib/libsamba-util.so.0(smb_panic+0x28) [0x7f9cbc1286d3]
May 16 10:01:43 s4slave smbd[24120]:    #3
/usr/local/samba/lib/private/libsmbd-base-samba4.so(+0xda7c1)
[0x7f9cbbc017c1]
May 16 10:01:43 s4slave smbd[24120]:    #4
/usr/local/samba/lib/private/libsmbd-base-samba4.so(is_visible_file+0x2e3)
[0x7f9cbbc01bbe]
May 16 10:01:43 s4slave smbd[24120]:    #5
/usr/local/samba/lib/private/libsmbd-base-samba4.so(+0xd8ab7)
[0x7f9cbbbffab7]
May 16 10:01:43 s4slave smbd[24120]:    #6
/usr/local/samba/lib/private/libsmbd-base-samba4.so(+0xd8bcb)
[0x7f9cbbbffbcb]
May 16 10:01:43 s4slave smbd[24120]:    #7
/usr/local/samba/lib/private/libsmbd-base-samba4.so(smbd_dirptr_get_entry+0x
148) [0x7f9cbbc00a24]
May 16 10:01:43 s4slave smbd[24120]:    #8
/usr/local/samba/lib/private/libsmbd-base-samba4.so(smbd_dirptr_lanman2_entr
y+0x1d1) [0x7f9cbbc502b0]
May 16 10:01:43 s4slave smbd[24120]:    #9
/usr/local/samba/lib/private/libsmbd-base-samba4.so(+0x1b599f)
[0x7f9cbbcdc99f]
May 16 10:01:43 s4slave smbd[24120]:    #10
/usr/local/samba/lib/private/libsmbd-base-samba4.so(smbd_smb2_request_proces
s_query_directory+0x654) [0x7f9cbbcdb92c]
May 16 10:01:43 s4slave smbd[24120]:    #11
/usr/local/samba/lib/private/libsmbd-base-samba4.so(smbd_smb2_request_dispat
ch+0x115b) [0x7f9cbbcbe8d4]
May 16 10:01:43 s4slave smbd[24120]:    #12
/usr/local/samba/lib/private/libsmbd-base-samba4.so(+0x19b8bb)
[0x7f9cbbcc28bb]
May 16 10:01:43 s4slave smbd[24120]:    #13
/usr/local/samba/lib/private/libsmbd-base-samba4.so(+0x19b9ca)
[0x7f9cbbcc29ca]
May 16 10:01:43 s4slave smbd[24120]:    #14
/usr/local/samba/lib/libsmbconf.so.0(run_events_poll+0x544) [0x7f9cb9af95cc]
May 16 10:01:43 s4slave smbd[24120]:    #15
/usr/local/samba/lib/libsmbconf.so.0(+0x3e8a2) [0x7f9cb9af98a2]
May 16 10:01:43 s4slave smbd[24120]:    #16
/usr/local/samba/lib/private/libtevent.so.0(_tevent_loop_once+0xfc)
[0x7f9cbb0f6489]
May 16 10:01:43 s4slave smbd[24120]:    #17
/usr/local/samba/lib/private/libtevent.so.0(tevent_common_loop_wait+0x25)
[0x7f9cbb0f6701]
May 16 10:01:43 s4slave smbd[24120]:    #18
/usr/local/samba/lib/private/libtevent.so.0(_tevent_loop_wait+0x2b)
[0x7f9cbb0f67cc]
May 16 10:01:43 s4slave smbd[24120]:    #19
/usr/local/samba/lib/private/libsmbd-base-samba4.so(smbd_process+0xbdb)
[0x7f9cbbca5305]
May 16 10:01:43 s4slave smbd[24120]:    #20
/usr/local/samba/sbin/smbd(+0x8a8e) [0x7f9cbc7bca8e]
May 16 10:01:43 s4slave smbd[24120]:    #21
/usr/local/samba/lib/libsmbconf.so.0(run_events_poll+0x544) [0x7f9cb9af95cc]
May 16 10:01:43 s4slave smbd[24120]:    #22
/usr/local/samba/lib/libsmbconf.so.0(+0x3e8a2) [0x7f9cb9af98a2]
May 16 10:01:43 s4slave smbd[24120]:    #23
/usr/local/samba/lib/private/libtevent.so.0(_tevent_loop_once+0xfc)
[0x7f9cbb0f6489]
May 16 10:01:43 s4slave smbd[24120]:    #24
/usr/local/samba/lib/private/libtevent.so.0(tevent_common_loop_wait+0x25)
[0x7f9cbb0f6701]
May 16 10:01:43 s4slave smbd[24120]:    #25
/usr/local/samba/lib/private/libtevent.so.0(_tevent_loop_wait+0x2b)
[0x7f9cbb0f67cc]
May 16 10:01:43 s4slave smbd[24120]:    #26
/usr/local/samba/sbin/smbd(+0x992b) [0x7f9cbc7bd92b]
May 16 10:01:43 s4slave smbd[24120]:    #27
/usr/local/samba/sbin/smbd(main+0x15bd) [0x7f9cbc7bf09a]
May 16 10:01:43 s4slave smbd[24120]:    #28
/lib64/libc.so.6(__libc_start_main+0xfd) [0x7f9cb83f7cdd]
May 16 10:01:43 s4slave smbd[24120]:    #29
/usr/local/samba/sbin/smbd(+0x6209) [0x7f9cbc7ba209]
May 16 10:01:43 s4slave smbd[24120]: [2019/05/16 10:01:43.333715,  0]
../source3/lib/util.c:801(smb_panic_s3)
May 16 10:01:43 s4slave smbd[24120]:   smb_panic(): calling panic action
[/bin/sleep 999999999]

May 16 10:06:28 s4slave samba[15949]:   Failed to modify SPNs on
CN=CONTR-EGELER,CN=Computers,DC=tplk,DC=loc: error in module acl: Constraint
violation during LDB_MODIFY (19)

With ps -A| grep smbd I get I think a hundred:

30432 ?        00:00:00 smbd
30438 ?        00:00:00 smbd
30439 ?        00:00:00 smbd
30448 ?        00:00:00 smbd
30455 ?        00:00:00 smbd
30472 ?        00:00:00 smbd
30479 ?        00:00:00 smbd
30493 ?        00:00:00 smbd
30514 ?        00:00:00 smbd
30531 ?        00:00:00 smbd
30535 ?        00:00:00 smbd
30547 ?        00:00:00 smbd
30577 ?        00:00:00 smbd
30581 ?        00:00:00 smbd
30585 ?        00:00:00 smbd
30605 ?        00:00:00 smbd
30619 ?        00:00:00 smbd
30638 ?        00:00:00 smbd
30684 ?        00:00:00 smbd
30686 ?        00:00:00 smbd
30694 ?        00:00:00 smbd

Greetings 
Daniel





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