Dovecot 2.2.21 - segfault

[Robert Blayzor]

pid 31943 (dovecot), uid 0: exited on signal 11 (core dumped)


dovecot --version
2.2.21 (5345f22)

uname -a
FreeBSD  10.3-BETA2 #0 r295966M:   amd64


bt full
#0  0x00000008008eb037 in t_push (marker=0x0) at data-stack.c:133
133	data-stack.c: No such file or directory.
	in data-stack.c
(gdb) bt full
#0  0x00000008008eb037 in t_push (marker=0x0) at data-stack.c:133
	frame_block = (struct stack_frame_block *) 0x7fffffffb4e0
#1  0x000000080086a5ec in master_service_env_clean () at master-service.c:534
	_data_stack_cur_id = 32767
	value = 0x801471056 "TZ CORE_OUTOFMEM CORE_ERROR"
#2  0x000000000040df88 in service_process_setup_environment (service=0x8014b11e0, uid=58537, hostdomain=0x801419960 “mta3.xxx.net") at service-process.c:234
No locals.
#3  0x000000000040dd6d in service_process_create (service=0x8014b11e0) at service-process.c:322
	uid_counter = 58537
	process = (struct service_process *) 0x8008eb2f3
	uid = 58537
	hostdomain = 0x801419960 “mta3.xxx.net"
	pid = 0
	process_forked = true
#4  0x000000000040d7ff in service_accept (l=0x8014b1378) at service-monitor.c:299
	service = (struct service *) 0x8014b11e0
#5  0x000000080090e57f in io_loop_call_io (io=0x80144e7e0) at ioloop.c:559
	ioloop = (struct ioloop *) 0x801421080
	t_id = 2
#6  0x0000000800911497 in io_loop_handler_run_internal (ioloop=0x801421080) at ioloop-kqueue.c:151
	ctx = (struct ioloop_handler_context *) 0x801419880
	events = (struct kevent *) 0x8014b9000
	event = (const struct kevent *) 0x8014b9000
	tv = {tv_sec = 42682, tv_usec = 705349}
	ts = {tv_sec = 42682, tv_nsec = 705349000}
	io = (struct io_file *) 0x80144e7e0
	events_count = 67
	ret = 1
	i = 0
#7  0x000000080090eb0e in io_loop_handler_run (ioloop=0x801421080) at ioloop.c:607
No locals.
#8  0x000000080090e92f in io_loop_run (ioloop=0x801421080) at ioloop.c:583
No locals.
#9  0x000000080086a8bb in master_service_run (service=0x80141b140, callback=0) at master-service.c:640
No locals.
#10 0x0000000000406558 in main (argc=3, argv=0x7fffffffb4c0) at main.c:888
	set = (struct master_settings *) 0x801429110
	error = 0x800ca9283 "H\203Ä ]Ã\017\037\200"
	doveconf_arg = 0x0
	orig_info_callback = (failure_callback_t *) 0x8008ee880 <i_syslog_error_handler>
	orig_debug_callback = (failure_callback_t *) 0x8008ee880 <i_syslog_error_handler>
	foreground = false
	ask_key_pass = false
	i = 3
	c = -1
	doubleopts = 0x7fffffffb3a0
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