Auth process sometimes stop responding after upgrade

Simone Lazzaris
Tue, 18 Sep 2018 12:15:14 -0000

In data marted? 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 at 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 at entry=0x805c274 "file %s: line
%d (%s):
assertion failed: (%s)") at failures.c:275
#6  0x080574f7 in doveadm_connection_deinit (_conn=_conn at 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 at
entry=0x82bd648) at
ioloop-epoll.c:223
#10 0xb7661496 in io_loop_handler_run (ioloop=ioloop at 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 at entry=0x804d360 <client_connected>) at
master-service.c:719
#13 0x0804cf5e in main (argc=1, argv=0x82bd300) at main.c:366



*Simone Lazzaris*
*Qcom S.p.A.*
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