Thanks for the logs. Your server seems to be out of memory. Your log.smbd.1.gz is full of errors like these: ... #10 /usr/sbin/smbd(_start+0x29) [0x56330c19b199] [2018/09/23 22:27:32.935100, 0] ../source3/lib/util.c:801(smb_panic_s3) smb_panic(): calling panic action [/usr/share/samba/panic-action 13702] [2018/09/23 22:27:33.209251, 0] ../source3/lib/util.c:481(reinit_after_fork) messaging_reinit() failed: NT_STATUS_NO_MEMORY [2018/09/23 22:27:33.209341, 0] ../source3/smbd/server.c:642(smbd_accept_connection) reinit_after_fork() failed [2018/09/23 22:27:33.209362, 0] ../source3/lib/util.c:789(smb_panic_s3) PANIC (pid 13714): reinit_after_fork() failed ...
Or something else is preventing the fork() from succeeding. You could check dmesg from around that time, if it's still available, to see if the kernel logged something extra about these events. -- You received this bug notification because you are a member of Ubuntu Server, which is subscribed to samba in Ubuntu. https://bugs.launchpad.net/bugs/1793480 Title: Panic or segfault in Samba To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/samba/+bug/1793480/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs