mail-search backtrace

[Aki Tuomi]

On 25.06.2016 08:25, Hugh Bragg wrote:
>
> On 22/05/16 05:17, Hugh Bragg wrote:
>>
>>
>> On 13/04/16 06:41, Timo Sirainen wrote:
>>> On 09 Apr 2016, at 21:48, Hugh Bragg <hughbragg at dodo.com.au> wrote:
>>>> I'm repeatedly getting this error:
>>>>
>>>> Apr 07 04:37:27 imap(mymail at address): Panic: file mail-search.c:
>>>> line 84 (mail_search_arg_init): assertion failed:
>>>> (arg->initialized.keywords == NULL)
>>>> Apr 07 04:37:27 imap(mymail at address): Error: Raw backtrace:
>>>> /usr/lib64/dovecot/libdovecot.so.0(+0x827c2) [0x7fcb7f65e7c2] ->
>>>> /usr/lib64/dovecot/libdovecot.so.0(+0x828ad) [0x7fcb7f65e8ad] ->
>>>> /usr/lib64/dov
>>>> ecot/libdovecot.so.0(i_fatal+0) [0x7fcb7f605b01] ->
>>>> /usr/lib64/dovecot/libdovecot-storage.so.0(mail_search_arg_init+0x228)
>>>> [0x7fcb7f91a328] ->
>>>> /usr/lib64/dovecot/libdovecot-storage.so.0(index_search_result_updat
>>>> e_flags+0x100) [0x7fcb7f98e470] ->
>>>> /usr/lib64/dovecot/libdovecot-storage.so.0(index_sync_search_results_update+0x52)
>>>> [0x7fcb7f9983e2] ->
>>>> /usr/lib64/dovecot/libdovecot-storage.so.0(index_mailbox_sync_deinit+0x185
>>>> ) [0x7fcb7f998bb5] ->
>>>> /usr/lib64/dovecot/libdovecot-storage.so.0(mailbox_sync_deinit+0x32) [0x7fcb7f921222]
>>>> ->
>>>> /usr/lib64/dovecot/lib20_virtual_plugin.so(virtual_storage_sync_init+0xab3)
>>>> [0x7fcb7e9f7313] -> /usr
>>> It's coming from virtual mailboxes.
>>>
>>>> namespace virtual {
>>>>   location = virtual:/var/mail/vhosts/%d/%n/virtual
>>>>   prefix = virtual.
>>>>   separator = .
>>>> }
>>> What do your dovecot-virtual files contain? I guess opening one of
>>> those virtual mailboxes crashes always. Related to searching keywords.
>> It still happens once in a while. It just won't expunge old messages
>> from unseen. There is no other trace or log message.
>> I was hoping to isolate the cause, but all I could only say for sure
>> that it happens sometime after Dovecot first starts up and I have to
>> restart to fix it.
>> dovecot-virtual files look like this:
>> # cat virtual/all/dovecot-virtual
>> *
>>   all
>> # cat virtual/Unseen/dovecot-virtual
>> virtual.all
>>   inthread refs unseen
>>
>>
>> A fresh trace:
>>
>> May 21 00:28:08 imap(x at y): Panic: file mail-search.c: line 84
>> (mail_search_arg_init): assertion failed: (arg->initialized.keywords
>> == NULL)
>> May 21 00:28:08 imap(x at y): Error: Raw backtrace:
>> /usr/lib64/dovecot/libdovecot.so.0(+0x85c62) [0x7f4fd8915c62] ->
>> /usr/lib64/dovecot/libdovecot.so.0(+0x85d4d) [0x7f4fd8915d4d] ->
>> /usr/lib64/dov
>> ecot/libdovecot.so.0(i_fatal+0) [0x7f4fd88ba5c1] ->
>> /usr/lib64/dovecot/libdovecot-storage.so.0(mail_search_arg_init+0x228) [0x7f4fd8bd4b78]
>> -> /usr/lib64/dovecot/libdovecot-storage.so.0(index_search_result_updat
>> e_flags+0x100) [0x7f4fd8c49d00] ->
>> /usr/lib64/dovecot/libdovecot-storage.so.0(index_sync_search_results_update+0x52)
>> [0x7f4fd8c53ce2] ->
>> /usr/lib64/dovecot/libdovecot-storage.so.0(index_mailbox_sync_deinit+0x185
>> ) [0x7f4fd8c544b5] ->
>> /usr/lib64/dovecot/libdovecot-storage.so.0(mailbox_sync_deinit+0x32)
>> [0x7f4fd8bdba82] ->
>> /usr/lib64/dovecot/lib20_virtual_plugin.so(virtual_storage_sync_init+0x538)
>> [0x7f4fd7caa428] -> /usr
>> /lib64/dovecot/libdovecot-storage.so.0(mailbox_sync_init+0x3b)
>> [0x7f4fd8bdb9fb] -> dovecot/imap(imap_sync_init+0x68)
>> [0x56091d93b078] -> dovecot/imap(+0x1210e) [0x56091d92710e] ->
>> dovecot/imap(+0x1234d) [0x56091
>> d92734d] ->
>> /usr/lib64/dovecot/libdovecot.so.0(io_loop_handle_timeouts+0xea)
>> [0x7f4fd892984a] ->
>> /usr/lib64/dovecot/libdovecot.so.0(io_loop_handler_run_internal+0xbb)
>> [0x7f4fd892ae4b] -> /usr/lib64/dovecot/libdo
>> vecot.so.0(io_loop_handler_run+0x25) [0x7f4fd8929a75] ->
>> /usr/lib64/dovecot/libdovecot.so.0(io_loop_run+0x38) [0x7f4fd8929c18]
>> -> /usr/lib64/dovecot/libdovecot.so.0(master_service_run+0x13)
>> [0x7f4fd88c0123] -> d
>> ovecot/imap(main+0x328) [0x56091d922a98] ->
>> /lib64/libc.so.6(__libc_start_main+0xf0) [0x7f4fd84ef580] ->
>> dovecot/imap(_start+0x29) [0x56091d922c19]
>
> Still no clue on this even with debug set on. It's become so bad I
> need to restart it or new mail is no longer reported after a few days
> when the unseen has dozens of read mails.
> I've no idea why it would need the keyword when I haven't done a
> search but I suppose the virtual plugin works by using the
> mail-search. Still, this shouldn't cause an error even if it is null.
> I'm suppose it could be caused by the number of emails being so great.
> Perhaps something is corrupt but as given, my dovecot-virtual files
> are as recommended by the plugin doco and nothing else seems amiss. If
> there is a corrupt mail or something then I don't know how to trace it.
>
> Anything anyone?
>
>
> A fresh trace :
> Jun 25 15:10:30 imap(x at y.z): Panic: file mail-search.c: line 84
> (mail_search_arg_init): assertion failed: (arg->initialized.keywords
> == NULL)
> Jun 25 15:10:30 imap(x at y.z): Error: Raw backtrace:
> /usr/lib64/dovecot/libdovecot.so.0(+0x87102) [0x7fcb73696102] ->
> /usr/lib64/dovecot/libdovecot.so.0(+0x871ed) [0x7fcb736961ed] ->
> /usr/lib64/dovecot/libdovecot.so.0(i_fatal+0) [0x7fcb736399e1] ->
> /usr/lib64/dovecot/libdovecot-storage.so.0(mail_search_arg_init+0x228)
> [0x7fcb73955cc8] ->
> /usr/lib64/dovecot/libdovecot-storage.so.0(index_search_result_update_flags+0x100)
> [0x7fcb739cb3f0] ->
> /usr/lib64/dovecot/libdovecot-storage.so.0(index_sync_search_results_update+0x52)
> [0x7fcb739d5392] ->
> /usr/lib64/dovecot/libdovecot-storage.so.0(index_mailbox_sync_deinit+0x185)
> [0x7fcb739d5b65] ->
> /usr/lib64/dovecot/libdovecot-storage.so.0(mailbox_sync_deinit+0x32)
> [0x7fcb7395cbd2] ->
> /usr/lib64/dovecot/lib20_virtual_plugin.so(virtual_storage_sync_init+0x538)
> [0x7fcb72e434f8] ->
> /usr/lib64/dovecot/libdovecot-storage.so.0(mailbox_sync_init+0x3b)
> [0x7fcb7395cb4b] -> dovecot/imap(imap_sync_init+0x68) [0x55cfd865d0f8]
> -> dovecot/imap(+0x1217e) [0x55cfd864917e] -> dovecot/imap(+0x123bd)
> [0x55cfd86493bd] ->
> /usr/lib64/dovecot/libdovecot.so.0(io_loop_handle_timeouts+0xea)
> [0x7fcb736a9dba] ->
> /usr/lib64/dovecot/libdovecot.so.0(io_loop_handler_run_internal+0xbb)
> [0x7fcb736ab3bb] ->
> /usr/lib64/dovecot/libdovecot.so.0(io_loop_handler_run+0x25)
> [0x7fcb736a9fe5] ->
> /usr/lib64/dovecot/libdovecot.so.0(io_loop_run+0x38) [0x7fcb736aa188]
> -> /usr/lib64/dovecot/libdovecot.so.0(master_service_run+0x13)
> [0x7fcb7363fea3] -> dovecot/imap(main+0x328) [0x55cfd8644b08] ->
> /lib64/libc.so.6(__libc_start_main+0xf0) [0x7fcb7326e580] ->
> dovecot/imap(_start+0x29) [0x55cfd8644c89]

Hi!

Thank you for your report, we'll look into it.

---
Aki Tuomi
Dovecot oy