On Wed, Mar 28, 2007 at 10:24:40PM +0300, Timo Sirainen wrote:
> On 28.3.2007, at 22.13, Steven F Siirila wrote:
>
> >Under Dovecot 1.0-rc27 on Solaris 10 we noticed this error today
> >affecting
> >one of our users repeatedly:
> >
> >Mar 28 14:02:01 myhost dovecot: IMAP(myuser): file mbox-sync-
> >rewrite.c: line 423 (mbox_sync_read_and_move): assertion failed:
> >(need_space == (uoff_t)-mails[idx].space)
>
> In rc28 I've changed this assert to something that prints more useful
> information. This assert alone doesn't really tell anything what the
> problem could have been.
>
> Anyway if it happened repeatedly, it would be nice to get the
> anonymized mbox and index files. See http://wiki.dovecot.org/
> MboxProblems
I have reproduced this on a test box; here is the backtrace from the core
that was generated:
#0 0xff1c16e8 in _sys_siginfolist_data () from /lib/libc.so.1
#1 0xff15ff40 in __strxfrm_std () from /lib/libc.so.1
#2 0xff140160 in getutxline () from /lib/libc.so.1
#3 0x0007b1b8 in i_internal_panic_handler (
fmt=0x929c8 "file %s: line %d (%s): assertion failed: (%s)",
args=0xffbfec98) at failures.c:403
#4 0x0007ac5c in i_panic (
format=0x929c8 "file %s: line %d (%s): assertion failed: (%s)")
at failures.c:183
#5 0x00042cdc in mbox_sync_rewrite (sync_ctx=0xffbff3f8, mail_ctx=0x92800,
end_offset=13387, move_diff=40611, extra_space=4295021294, first_seq=1,
last_seq=163) at mbox-sync-rewrite.c:579
#6 0x0003e970 in mbox_sync_do (sync_ctx=0xffbff3f8, flags=4290769568)
at mbox-sync.c:1332
#7 0x0003f554 in mbox_sync (mbox=0xc1c48, flags=MBOX_SYNC_UNDIRTY)
at mbox-sync.c:1800
#8 0x0003f988 in mbox_storage_sync_init (box=0xc1c48,
flags=MAILBOX_SYNC_FLAG_FULL_READ) at mbox-sync.c:1869
#9 0x0006c83c in mailbox_sync_init (box=0xc1c48,
flags=MAILBOX_SYNC_FLAG_FULL_READ) at mail-storage.c:406
#10 0x000298a8 in imap_sync_nonselected (box=0xc1c48,
flags=MAILBOX_SYNC_FLAG_FULL_READ) at imap-sync.c:196
#11 0x00021154 in _cmd_select_full (cmd=0xbbd7c, readonly=false)
at cmd-select.c:39
#12 0x000212f0 in cmd_select (cmd=0xbbd7c) at cmd-select.c:92
#13 0x00022d68 in client_handle_input (cmd=0xbbd7c) at client.c:332
#14 0x00022ce0 in client_handle_input (cmd=0xbbd7c) at client.c:389
#15 0x00022ee0 in _client_input (context=0xbbd38) at client.c:432
#16 0x0008100c in io_loop_handler_run (ioloop=0xb9530) at ioloop-poll.c:199
#17 0x000808c8 in io_loop_run (ioloop=0xb9530) at ioloop.c:323
#18 0x0002b400 in main (argc=-4195374, argv=0xaf800, envp=0xb0be4)
at main.c:287
I still have the core, in case there is other information from gdb that
would be useful in diagnosing this.
--
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