dovecot - Jun 2007 - dovecot -n segfault

# uname -a
Linux ns2 2.6.18-4-sparc64 #1 Mon Mar 26 11:16:07 UTC 2007 sparc64
GNU/Linux
# dovecot -n
# 1.0.1: /usr/local/etc/dovecot.conf
Segmentation fault

uhu?

ciao

Luca

On 21.6.2007, at 1.23, Luca Corti wrote:
> # uname -a
> Linux ns2 2.6.18-4-sparc64 #1 Mon Mar 26 11:16:07 UTC 2007 sparc64
> GNU/Linux
> # dovecot -n
> # 1.0.1: /usr/local/etc/dovecot.conf
> Segmentation fault
gdb dovecot
r -n
bt full

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On Thu, 2007-06-21 at 01:25 +0300, Timo Sirainen wrote:
> gdb dovecot
> r -n
> bt full
(gdb) r -n
Starting program: /usr/local/sbin/dovecot -n
# 1.0.1: /usr/local/etc/dovecot.conf

Program received signal SIGSEGV, Segmentation fault.
0xf7e1f51c in strcmp () from /lib/libc.so.6
(gdb) bt full
#0  0xf7e1f51c in strcmp () from /lib/libc.so.6
No symbol table info available.
#1  0x000190b4 in settings_dump (def=0x65766500, sets=0x2d980,
set_names=0x1010101, count=2155905152, nondefaults=false,
indent=1869873152) at master-settings.c:1531
        same = 
/build/buildd/gdb-6.4.90.dfsg/gdb/regcache.c:175: internal-error:
register_size: Assertion `regnum >= 0 && regnum < (NUM_REGS +
NUM_PSEUDO_REGS)' failed.
A problem internal to GDB has been detected,
further debugging may prove unreliable.
Quit this debugging session? (y or n) y

/build/buildd/gdb-6.4.90.dfsg/gdb/regcache.c:175: internal-error:
register_size: Assertion `regnum >= 0 && regnum < (NUM_REGS +
NUM_PSEUDO_REGS)' failed.
A problem internal to GDB has been detected,
further debugging may prove unreliable.
Create a core file of GDB? (y or n) y
Aborted


Do you need a gdb run with unstripped dovecot?

ciao

Luca

On Tue, 2007-06-26 at 22:46 +0300, Uldis Pakuls wrote:
> > Luca
> Are you applied "managesieve" patch? There is bug in 
> "master_settings_dump" causing segfault with "dovecot
-n"
> look for old  posts; few month ago I posted patch here.
Forgot about patching managesieve into dovecot...

> @@ -1536,8 +1584,8 @@
>  void master_settings_dump(struct server_settings *set, bool nondefaults)
>  {
> -       const void *sets[4];
> -       const char *set_names[4];
> +       const void *sets[5];
> +       const char *set_names[5];
>         unsigned int count;
>         sets[0] = &default_settings;
This fixes the segfault... great, thanks a lot. I think this should go
into the managesieve patchset. CCing its author.

ciao

Luca