[Dovecot] More core dump stack traces

Marcus Rueckert darix at opensu.se
Tue Oct 23 13:06:57 EEST 2007


On 2007-10-23 21:32:29 +1300, Lloyd Parkes wrote:
> I found a whole bunch of core files from imap this evening, so here  
> are the stack traces from each. Unlike my last message, I don't have  
> debugging symbols for these, so there isn't any analysis I can easily  
> do. There were several cores with the first stack trace and one with  
> the second trace. The core dump for the second trace is the only one  
> I noticed. I suspect that the first trace happens when the client  
> host goes to sleep. If so, the situation needs to be handled more  
> gracefully. I'm currently building a copy of imap with debugging  
> symbols.
> 
> 	Dovecot Version: 1.1.beta3 with the notify patch from a few days ago
> 	OS: NetBSD/sparc64 4.0_RC3 (big endian, 64bit)
> 	File System: local UFS
> 
> #0  0x0000000040550010 in abort () from /usr/lib/libc.so.12
> #1  0x0000000000180770 in i_error ()
> #2  0x00000000001805fc in i_panic ()
> #3  0x00000000001192a4 in client_destroy ()
> #4  0x00000000001196c8 in client_continue_pending_input ()
> #5  0x0000000000114ecc in cmd_fetch ()
> #6  0x000000000011515c in cmd_fetch ()
> #7  0x0000000000118828 in client_command_cancel ()
> #8  0x00000000001190c8 in client_destroy ()
> #9  0x0000000000186d64 in io_loop_handler_run ()
> #10 0x0000000000186198 in io_loop_run ()
> #11 0x0000000000120fe8 in main ()
> 
> #0  0x0000000000129c3c in maildir_uidlist_iter_deinit ()
> #1  0x000000000012a064 in maildir_uidlist_sync_get_full_filename ()
> #2  0x000000000012c380 in maildir_uidlist_sync_deinit ()
> #3  0x00000000001282ac in maildir_sync_notify ()
> #4  0x0000000000128574 in maildir_storage_sync_init ()
> #5  0x000000000016ec74 in mailbox_sync_init ()
> #6  0x000000000016ed10 in mailbox_sync ()
> #7  0x0000000000117484 in cmd_select_full ()
> #8  0x0000000000117610 in cmd_select ()
> #9  0x0000000000118c78 in client_send_command_error ()
> #10 0x0000000000118d60 in client_send_command_error ()
> #11 0x0000000000119430 in client_input ()
> #12 0x0000000000186d64 in io_loop_handler_run ()
> #13 0x0000000000186198 in io_loop_run ()
> #14 0x0000000000120fe8 in main ()

could you add -g to the CFLAGS and rebuild it?
that would ease debugging as it would add the line numbers to the gdb
output.

    darix

-- 
           openSUSE - SUSE Linux is my linux
               openSUSE is good for you
                   www.opensuse.org


More information about the dovecot mailing list