Hello, I have one server with 5 workstations connect on this samba41, the AD is ok, but, sometimes i need to kill smbd process, this process consume 100% of CPU, here is my log from the time of this error: [2014/04/14 08:25:56.200293, 0] ../source3/smbd/posix_acls.c:1815(add_current_ace_to_acl) add_current_ace_to_acl: malformed ACL in file ACL ! Deny entry after Allow entry. Failing to set on file ServiCor/Comercial/Propostas/2014/Condom?nios/ENTREGUES/Residencial San Lorenzo/Fotos/~0140203_151111.tmp. [2014/04/14 08:26:14.293312, 0] ../source3/smbd/posix_acls.c:1815(add_current_ace_to_acl) add_current_ace_to_acl: malformed ACL in file ACL ! Deny entry after Allow entry. Failing to set on file ServiCor/Comercial/Propostas/2014/Condom?nios/ENTREGUES/Residencial San Lorenzo/Fotos/~0140203_151007.tmp. [2014/04/14 09:05:32.742502, 0] ../source3/smbd/open.c:1582(defer_open_done) PANIC: assert failed at ../source3/smbd/open.c(1582): ret [2014/04/14 09:05:32.747430, 0] ../source3/lib/util.c:785(smb_panic_s3) PANIC (pid 13264): assert failed: ret [2014/04/14 09:05:32.747800, 0] ../lib/util/fault.c:72(fault_report) ==============================================================[2014/04/14 09:05:32.748050, 0] ../lib/util/fault.c:73(fault_report) INTERNAL ERROR: Signal 10 in pid 13264 (4.1.6) Please read the Trouble-Shooting section of the Samba HOWTO [2014/04/14 09:05:32.748422, 0] ../lib/util/fault.c:75(fault_report) ==============================================================[2014/04/14 09:05:32.748668, 0] ../source3/lib/util.c:785(smb_panic_s3) PANIC (pid 13264): internal error [2014/04/14 09:05:32.749099, 0] ../source3/lib/util.c:896(log_stack_trace) BACKTRACE: 4 stack frames: #0 0x8029500ed <smb_panic_s3+45> at /usr/local/lib/libsmbconf.so.0 #1 0x80146282c <smb_panic+60> at /usr/local/lib/libsamba-util.so.0 #2 0x801462a41 <smb_panic+593> at /usr/local/lib/libsamba-util.so.0 #3 0x803faa1a6 <pthread_sigmask+918> at /lib/libthr.so.3 [2014/04/14 09:05:32.749917, 0] ../source3/lib/dumpcore.c:312(dump_core) unable to change to %N.core refusing to dump core [2014/04/14 09:06:32.825506, 0] ../source3/smbd/open.c:1582(defer_open_done) PANIC: assert failed at ../source3/smbd/open.c(1582): ret [2014/04/14 09:06:32.825662, 0] ../source3/lib/util.c:785(smb_panic_s3) PANIC (pid 13437): assert failed: ret [2014/04/14 09:06:32.825820, 0] ../lib/util/fault.c:72(fault_report) ==============================================================[2014/04/14 09:06:32.825871, 0] ../lib/util/fault.c:73(fault_report) INTERNAL ERROR: Signal 10 in pid 13437 (4.1.6) Please read the Trouble-Shooting section of the Samba HOWTO [2014/04/14 09:06:32.825935, 0] ../lib/util/fault.c:75(fault_report) ==============================================================[2014/04/14 09:06:32.825981, 0] ../source3/lib/util.c:785(smb_panic_s3) PANIC (pid 13437): internal error [2014/04/14 09:06:32.826225, 0] ../source3/lib/util.c:896(log_stack_trace) BACKTRACE: 4 stack frames: #0 0x8029500ed <smb_panic_s3+45> at /usr/local/lib/libsmbconf.so.0 #1 0x80146282c <smb_panic+60> at /usr/local/lib/libsamba-util.so.0 #2 0x801462a41 <smb_panic+593> at /usr/local/lib/libsamba-util.so.0 #3 0x803faa1a6 <pthread_sigmask+918> at /lib/libthr.so.3 [2014/04/14 09:06:32.826542, 0] ../source3/lib/dumpcore.c:312(dump_core) unable to change to %N.core refusing to dump core [2014/04/14 09:06:48.202125, 0] ../source3/smbd/open.c:1582(defer_open_done) PANIC: assert failed at ../source3/smbd/open.c(1582): ret [2014/04/14 09:06:48.202636, 0] ../source3/lib/util.c:785(smb_panic_s3) PANIC (pid 13472): assert failed: ret [2014/04/14 09:06:48.202973, 0] ../lib/util/fault.c:72(fault_report) ==============================================================[2014/04/14 09:06:48.203239, 0] ../lib/util/fault.c:73(fault_report) INTERNAL ERROR: Signal 10 in pid 13472 (4.1.6) Please read the Trouble-Shooting section of the Samba HOWTO [2014/04/14 09:06:48.203617, 0] ../lib/util/fault.c:75(fault_report) ==============================================================[2014/04/14 09:06:48.203859, 0] ../source3/lib/util.c:785(smb_panic_s3) PANIC (pid 13472): internal error [2014/04/14 09:06:48.204396, 0] ../source3/lib/util.c:896(log_stack_trace) BACKTRACE: 4 stack frames: #0 0x8029500ed <smb_panic_s3+45> at /usr/local/lib/libsmbconf.so.0 #1 0x80146282c <smb_panic+60> at /usr/local/lib/libsamba-util.so.0 #2 0x801462a41 <smb_panic+593> at /usr/local/lib/libsamba-util.so.0 #3 0x803faa1a6 <pthread_sigmask+918> at /lib/libthr.so.3 [2014/04/14 09:06:48.205240, 0] ../source3/lib/dumpcore.c:312(dump_core) unable to change to %N.core refusing to dump core [2014/04/14 10:26:44, 0] ../source3/smbd/server.c:1198(main) smbd version 4.1.6 started. Copyright Andrew Tridgell and the Samba Team 1992-2013 -- www.bsdjf.com.br