[Dovecot] dsync crash

[Matthias Rieber]

Hi,

On Mon, 12 Jul 2010, Timo Sirainen wrote:

> On Mon, 2010-07-12 at 08:21 +0200, Matthias Rieber wrote:
>
>> while syncing dsync crashed:
>>
>> dsync-local(matthias): Panic: dsync brain state=10
>
> How new Dovecot version? I did several fixes last few days. I think it
> could have been fixed by this one (minus the broken/debug code I
> accidentally committed):
> http://hg.dovecot.org/dovecot-2.0/rev/d9d1272d99b7

I got a backtrace:

#0  0xf7d7a556 in raise () from /lib/libc.so.6
No symbol table info available.
#1  0xf7d7bd78 in abort () from /lib/libc.so.6
No symbol table info available.
#2  0xf7ed9555 in default_fatal_finish (type=<value optimized out>, status=0) at failures.c:164
         backtrace = 0x90e4bd0 "/usr/local/lib/dovecot/libdovecot.so.0 [0xf7ed9541] -> /usr/local/lib/dovecot/libdovecot.so.0(default_fatal_handler+0x4e) [0xf7ed966e] -> /usr/local/lib/dovecot/libdovecot.so.0(i_error+0) [0xf7ed9878]"...
#3  0xf7ed966e in default_fatal_handler (type=LOG_TYPE_PANIC, status=0, format=0x80591a2 "dsync brain state=%d", args=0xff918664 "\n") at failures.c:176
No locals.
#4  0xf7ed9878 in i_panic (format=0x80591a2 "dsync brain state=%d") at failures.c:230
No locals.
#5  0x0804e106 in dsync_brain_worker_finished (success=6, context=0x910e7e8) at dsync-brain.c:781
No locals.
#6  0x080539b7 in proxy_client_worker_next_reply (worker=0x910e6a8, line=0x9118279 "ok") at dsync-proxy-client.c:255
         request = {type = PROXY_CLIENT_REQUEST_TYPE_FINISH, uid = 0, callback = {get = 0x804e0e0 <dsync_brain_worker_finished>,
     copy = 0x804e0e0 <dsync_brain_worker_finished>, finish = 0x804e0e0 <dsync_brain_worker_finished>}, context = 0x910e7e8}
         ret = <value optimized out>
#7  0x08053c72 in proxy_client_worker_input (worker=0x910e6a8) at 
dsync-proxy-client.c:303
         line = 0x9118279 "ok"
         ret = <value optimized out>
#8  0xf7ee5bc5 in io_loop_handler_run (ioloop=0x90ec4f0) at ioloop-epoll.c:212
         ctx = (struct ioloop_handler_context *) 0x90ec600
         event = (const struct epoll_event *) 0x90ec640
         list = (struct io_list *) 0x910e7d8
         io = (struct io_file *) 0x910e7b0
         tv = {tv_sec = 4, tv_usec = 681102}
         t_id = 2
         msecs = <value optimized out>
         ret = 1
         i = 0
         j = 0
         call = <value optimized out>
#9  0xf7ee4c10 in io_loop_run (ioloop=0x90ec4f0) at ioloop.c:350
No locals.
#10 0xf7ed229a in master_service_run (service=0x90ec430, 
callback=0x804d160 <dsync_connected>) at master-service.c:495
No locals.
#11 0x0804da3a in main (argc=151962133, argv=0x90ec219) at dsync.c:314
         ssflags = 146
         brain_flags = DSYNC_BRAIN_FLAG_VERBOSE
         storage_service = (struct mail_storage_service_ctx *) 0x90ed0f0
         service_user = (struct mail_storage_service_user *) 0x90ed9a0
         input = {module = 0x805a678 "mail", service = 0x8058f7f "dsync", 
username = 0x90ec200 "mailverwalter", local_ip = {family = 0, u = {ip6 = {in6_u = {
           u6_addr8 = '\0' <repeats 15 times>, u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0}, u6_addr32 = {0, 0, 0, 0}}}, ip4 = {s_addr = 0}}}, remote_ip = {family = 0, u = {
       ip6 = {in6_u = {u6_addr8 = '\0' <repeats 15 times>, u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0}, u6_addr32 = {0, 0, 0, 0}}}, ip4 = {s_addr = 0}}}, userdb_fields = 0x0}
         mail_user = (struct mail_user *) 0x9105198
         mail_user2 = (struct mail_user *) 0x0
         worker1 = (struct dsync_worker *) 0x9112610
         worker2 = (struct dsync_worker *) 0x910e6a8
         workertmp = <value optimized out>
         error = <value optimized out>
         username = 0x90ec200 "mailverwalter"
         cmd_name = 0x90ec20e "mirror"
         mailbox = 0x0
         local_location = 0x0
         remote_cmd_args = (const char * const *) 0x90e4080
         dsync_server = false
         unexpected_changes = <value optimized out>
         dsync_debug = false
         reverse_workers = false
         alt_char = 95 '_'
         c = <value optimized out>
         ret = <value optimized out>
         fd_in = <value optimized out>
         fd_out = <value optimized out>
         __FUNCTION__ = "main"

Regards,
MAtrthias