In data martedė 18 settembre 2018 14:07:26 CEST, Aki Tuomi ha scritto:

> If you are using systemd, create

> /etc/systemd/system/dovecot.service.d/limits.conf and put

> [Service]LimitCORE=infinity

> and run

> systemctl daemon-reloadsystemctl restart dovecot

Nope, I'm on a debian 7, without systemd. Anyway, I've resolved the issue: I had to set fs.suid_dumpable BEFORE starting dovecot.

I've got a core dump, and here is the backtrace. Let me know if you want the core file.

gdb) bt

#0 0xb76e4428 in __kernel_vsyscall ()

#1 0xb74636c1 in raise () from /lib/i386-linux-gnu/i686/cmov/libc.so.6

#2 0xb7466af2 in abort () from /lib/i386-linux-gnu/i686/cmov/libc.so.6

#3 0xb76485ae in default_fatal_finish (type=<optimized out>, status=status@entry=0) at failures.c:201

#4 0xb7648641 in i_internal_fatal_handler (ctx=0xbf839cc0, format=0x805c274 "file %s: line %d (%s): assertion failed: (%s)", args=0xbf839ce4 "4\370\005\bI\004") at failures.c:670

#5 0xb75ce35e in i_panic (format=format@entry=0x805c274 "file %s: line %d (%s): assertion failed: (%s)") at failures.c:275

#6 0x080574f7 in doveadm_connection_deinit (_conn=_conn@entry=0xbf839d60) at doveadm-connection.c:1097

#7 0x08057f03 in doveadm_connection_input (conn=0x0) at doveadm-connection.c:1051

#8 0xb76613db in io_loop_call_io (io=0x82fb780) at ioloop.c:600

#9 0xb7662e1e in io_loop_handler_run_internal (ioloop=ioloop@entry=0x82bd648) at ioloop-epoll.c:223

#10 0xb7661496 in io_loop_handler_run (ioloop=ioloop@entry=0x82bd648) at ioloop.c:649

#11 0xb7661658 in io_loop_run (ioloop=0x82bd648) at ioloop.c:624

#12 0xb75da45e in master_service_run (service=0x82bd578, callback=callback@entry=0x804d360 <client_connected>) at master-service.c:719

#13 0x0804cf5e in main (argc=1, argv=0x82bd300) at main.c:366