[Dovecot] Quota crashing w/ gdb backtrace

[Dean Brooks]

On Fri, Feb 02, 2007 at 01:27:01PM +0200, Timo Sirainen wrote:
> On Wed, 2007-01-31 at 11:32 -0500, Dean Brooks wrote:
> > #0  0x377fc in mbox_file_seek (mbox=0xc8560, view=0xc94c0, seq=1,
> >     deleted_r=0xffbef157) at mbox-file.c:167
> > 167             if (data == NULL) {
> ..
> > (gdb) print data
> > $1 = (void *) 0xd9354
> 
> Are you using some non-x86 CPU? It appears to crash because it's
> dereferencing data as 64bit integer, but the data isn't 64bit aligned in
> the memory. I thought I had already fixed all these problems..

Actually, I meant to post to the list about this.  We are indeed running
on 64-bit Sparc hardware (Solaris 8) with Dovecot1.0RC19.

Disabling -O2 optimization on gcc fixed the problem completely.

For what its worth though, here is the output of the idxview dump:

-- INDEX: /mail/indexes/dean/.imap/INBOX/dovecot.index
version = 7.0
base header size = 120
header size = 200
record size = 40
compat flags = 0
index id = 1170310633
flags = 0
uid validity = 1169150002
next uid = 204
messages count = 6
recent messages count = 0
seen messages count = 6
deleted messages count = 0
first recent uid lowwater = 202
first unseen uid lowwater = 197
first deleted uid lowwater = 202
log file seq = 1
log file int offset = 1296
log file ext offset = 1296
sync size = 87754
sync stamp = 1170351425
day stamp = 1170306000
day first uid[0] = 169
day first uid[1] = 0
day first uid[2] = 0
day first uid[3] = 0
day first uid[4] = 0
day first uid[5] = 0
day first uid[6] = 0
day first uid[7] = 0
-- Extension 0 --
name: mbox
hdr_size: 0
reset_id: 0
record_offset: 8
record_size: 8
record_align: 8
name_size: 4
-- Extension 1 --
name: cache
hdr_size: 0
reset_id: 1170310633
record_offset: 16
record_size: 4
record_align: 4
name_size: 5
-- Extension 2 --
name: header-md5
hdr_size: 0
reset_id: 0
record_offset: 20
record_size: 16
record_align: 1
name_size: 10
---------------
RECORD: offset=240, seq=1, uid=169, flags=9
 - ext mbox(0): 0 (0000000000000000)
 - ext cache(1): 604 (0000025c)
 - ext header-md5(2):  (00000000000000000000000000000000)
RECORD: offset=280, seq=2, uid=170, flags=8
 - ext mbox(0): 4269 (00000000000010ad)
 - ext cache(1): 828 (0000033c)
 - ext header-md5(2):  (f646c3246ddcf824f389b9b82f44014d)
RECORD: offset=320, seq=3, uid=189, flags=9
 - ext mbox(0): 23513 (0000000000005bd9)
 - ext cache(1): 1080 (00000438)
 - ext header-md5(2):  (0cdd7281ad0cd1dd743f9546f26dbdf7)
RECORD: offset=360, seq=4, uid=196, flags=8
 - ext mbox(0): 72397 (0000000000011acd)
 - ext cache(1): 1400 (00000578)
 - ext header-md5(2):  (c6a7ad234c5e09ba4e2cdcd25910280d)
RECORD: offset=400, seq=5, uid=202, flags=8
 - ext mbox(0): 75089 (0000000000012551)
 - ext cache(1): 2552 (000009f8)
 - ext header-md5(2):  (f0d67eedac892b6a94d34b1aaaac2438)
RECORD: offset=440, seq=6, uid=203, flags=8
 - ext mbox(0): 75933 (000000000001289d)
 - ext cache(1): 2768 (00000ad0)
 - ext header-md5(2):  (acd1a113f8432fbeff30499b0372dee5)

--
Dean Brooks
dean at iglou.com