search for: to_ring_sync_abort

...er size, 0.004 CPU secs since connected) Sep 11 03:25:25 imap-front4 dovecot: director: doveadm: Host 192.168.1.144 vhost count changed from 0 to 100 Sep 11 03:25:25 imap-front4 dovecot: director: Panic: file doveadm-connection.c: line 1097 (doveadm_connection_deinit): assertion failed: (conn->to_ring_sync_abort == NULL) Sep 11 03:25:25 imap-front4 dovecot: director: Fatal: master: service(director): child 2237 killed with signal 6 (core dumps disabled) Sep 11 03:25:25 imap-front4 dovecot: director: Connecting to 212.183.164.161:9090 (as 212.183.164.164): Initial connection Sep 11 03:25:25 imap-front4 do...

...EST, Timo Sirainen ha scritto: > On 11 Sep 2018, at 10.57, Simone Lazzaris <s.lazzaris at interactive.eu> wrote: > > Sep 11 03:25:55 imap-front4 dovecot: director: Panic: file > > doveadm-connection.c: line 1097 (doveadm_connection_deinit): assertion > > failed: (conn->to_ring_sync_abort == NULL) Sep 11 03:25:55 imap-front4 > > dovecot: director: Fatal: master: service(director): child 4395 killed > > with signal 6 (core dumps disabled) > It's crashing. Can you get gdb backtrace? First enable core dumps. > https://dovecot.org/bugreport.html#coredumps > <...

Some more information: the issue has just occurred, again on an instance without the "service_count = 0" configuration directive on pop3-login. I've observed that while the issue is occurring, the director process goes 100% CPU. I've straced the process. It is seemingly looping: ... ... epoll_ctl(13, EPOLL_CTL_ADD, 78, {EPOLLIN|EPOLLPRI|EPOLLERR|EPOLLHUP, {u32=149035320,

On 18 Sep 2018, at 13.29, Simone Lazzaris <s.lazzaris at interactive.eu> wrote: > > > Hi all, again; > > > > I've enabled the core dumps and let it go for some day waiting for the issue > > to reoccur. > > > > Meantime I've also upgraded the poolmon script, as Sami suggested. > > > > It seems that the upgrade has scared the issue

On 11 Sep 2018, at 10.57, Simone Lazzaris <s.lazzaris at interactive.eu> wrote: > > Sep 11 03:25:55 imap-front4 dovecot: director: Panic: file doveadm-connection.c: line 1097 (doveadm_connection_deinit): assertion failed: (conn->to_ring_sync_abort == NULL) > Sep 11 03:25:55 imap-front4 dovecot: director: Fatal: master: service(director): child 4395 killed with signal 6 (core dumps disabled) It's crashing. Can you get gdb backtrace? First enable core dumps. https://dovecot.org/bugreport.html#coredumps <https://dovecot.org/bugreport...

...core was not dumped.... And I don't know what to do: the director service was not chrooted, and ulimit -c is unlimited. >From the log file: Sep 18 12:21:46 imap-front4 dovecot: director: Panic: file doveadm-connection.c: line 1097 (doveadm_connection_deinit): assertion failed: (conn->to_ring_sync_abort == NULL) Sep 18 12:21:46 imap-front4 dovecot: director: Error: Raw backtrace: /usr/local/lib/dovecot/ libdovecot.so.0(+0xa15be) [0xb77345be] -> /usr/local/lib/dovecot/libdovecot.so. 0(+0xa1641) [0xb7734641] -> /usr/local/lib/dovecot/libdovecot.so.0(i_fatal+0) [0xb76ba35e] -> dovecot/direc...

...pdown_change=0) Sep 18 13:54:52 imap-front4 dovecot: director: doveadm: Host 192.168.1.145 changed up (vhost_count=100 last_updown_change=1537271662) Sep 18 13:54:52 imap-front4 dovecot: director: Panic: file doveadm-connection.c: line 1097 (doveadm_connection_deinit): assertion failed: (conn->to_ring_sync_abort == NULL) Sep 18 13:54:52 imap-front4 dovecot: director: Error: Raw backtrace: /usr/local/lib/dovecot/ libdovecot.so.0(+0xa15be) [0xb76fa5be] -> /usr/local/lib/dovecot/libdovecot.so. 0(+0xa1641) [0xb76fa641] -> /usr/local/lib/dovecot/libdovecot.so.0(i_fatal+0) [0xb768035e] -> dovecot/direc...

...mized out> (gdb) fr 8 #8 0xb76613db in io_loop_call_io (io=0x82fb780) at ioloop.c:600 600 io->callback(io->context); (gdb) p *((struct doveadm_connection *)io->context) $1 = {prev = 0x0, next = 0x0, fd = 21, io = 0x0, input = 0x82fc478, output = 0x82fc598, dir = 0x82c20a8, to_ring_sync_abort = 0x82e8de0, reset_cmd = 0x0, kick_cmd = 0x0, ring_sync_callback = 0x80570d0 <doveadm_connection_ret_ok>, cmd_pending_args = 0x0, cmd_pending_idx = 0, handshaked = 1} (gdb) p *((struct doveadm_connection *)io->context)->input $2 = {v_offset = 51, stream_errno = 0, mmaped = 0, blocki...

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