[Dovecot] failed assertion in 1.1.8: istream.c: line 81

Wed Mar 4 17:12:57 EET 2009

Hi.

I applied the patch, and the assertion did move to istream-raw-mbox.c.

I've attached a script of the gdb session with the prints you requested.

Thanks,
Alan Ferrency
pair Networks, Inc.

On Tue, 3 Mar 2009, Timo Sirainen wrote:

> On Tue, 2009-03-03 at 15:42 -0500, Alan Ferrency wrote:
> > On Tue, 3 Mar 2009, Timo Sirainen wrote:
> >
> > > On Tue, 2009-03-03 at 15:35 -0500, Alan Ferrency wrote:
> > > > I have a core dump available for deliver; here's a backtrace:
>
> There's some bug here, but I'm not really sure where exactly the bug is.
> Could you apply the attached patch, remove -O2 from CFLAGS in
> src/lib-storage/index/mbox/Makefile, install and see if the assert moves
> to the istream-raw-mbox.c. If it does, again do:
>
> fr 6
> p ret
> p pos
> p new_pos
> p *rstream
> p *stream.parent
> p *stream.parent.real_stream
-------------- next part --------------
GNU gdb 6.1.1 [FreeBSD]

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This GDB was configured as "i386-marcel-freebsd"...

Core was generated by `deliver'.

Program terminated with signal 6, Aborted.

Reading symbols from /usr/local/lib/libiconv.so.3...done.

Loaded symbols for /usr/local/lib/libiconv.so.3

Reading symbols from /lib/libc.so.6...done.

Loaded symbols for /lib/libc.so.6

Reading symbols from /usr/local/lib/dovecot/lda/lib10_quota_plugin.so...done.

Loaded symbols for /usr/local/lib/dovecot/lda/lib10_quota_plugin.so

Reading symbols from /usr/lib/librpcsvc.so.3...done.

Loaded symbols for /usr/lib/librpcsvc.so.3

Reading symbols from /libexec/ld-elf.so.1...done.

Loaded symbols for /libexec/ld-elf.so.1

#0  0x282c0ecb in kill () from /lib/libc.so.6

(gdb) bt

#0  0x282c0ecb in kill () from /lib/libc.so.6

#1  0x282c0e68 in raise () from /lib/libc.so.6

#2  0x282bfb78 in abort () from /lib/libc.so.6

#3  0x080bbc24 in default_fatal_finish (type=LOG_TYPE_PANIC, status=0) at failures.c:150

#4  0x080bbf07 in i_syslog_fatal_handler (type=LOG_TYPE_PANIC, status=0, 

    fmt=0x80d14d0 "file %s: line %d (%s): assertion failed: (%s)", args=0xbfbfe274 "?\024\r\b?") at failures.c:308

#5  0x080bbd83 in i_panic (format=0x80d14d0 "file %s: line %d (%s): assertion failed: (%s)") at failures.c:197

#6  0x0806d5da in i_stream_raw_mbox_read (stream=0x8107e00) at istream-raw-mbox.c:184

#7  0x0806dc1a in i_stream_raw_mbox_read (stream=0x8107e00) at istream-raw-mbox.c:332

#8  0x0806dc1a in i_stream_raw_mbox_read (stream=0x8107e00) at istream-raw-mbox.c:332

#9  0x080bf960 in i_stream_read (stream=0x8107e28) at istream.c:78

#10 0x080bfe89 in i_stream_read_data (stream=0x8107e28, data_r=0xbfbfe4d8, size_r=0xbfbfe4d4, threshold=0) at istream.c:322

#11 0x0806e696 in istream_raw_mbox_get_body_size (stream=0x8107e28, expected_body_size=11013) at istream-raw-mbox.c:563

#12 0x08074746 in mbox_sync_read_next_mail (sync_ctx=0xbfbfe710, mail_ctx=0xbfbfe5a0) at mbox-sync.c:151

#13 0x08076830 in mbox_sync_loop (sync_ctx=0xbfbfe710, mail_ctx=0xbfbfe5a0, partial=false) at mbox-sync.c:1003

#14 0x08077e61 in mbox_sync_do (sync_ctx=0xbfbfe710, flags=0) at mbox-sync.c:1528

#15 0x080789cb in mbox_sync_int (mbox=0x8108028, flags=0, lock_id=0xbfbfe8c4) at mbox-sync.c:1833

#16 0x08078c12 in mbox_sync (mbox=0x8108028, flags=0) at mbox-sync.c:1885

#17 0x08071f2e in mbox_save_init_file (ctx=0x80f7b00, t=0x80f7980, want_mail=true) at mbox-save.c:318

#18 0x08072380 in mbox_save_init (_t=0x80f7980, flags=0, keywords=0x0, received_date=1236179180, timezone_offset=0, 

    from_envelope=0x80eb100 "info at hawk-display.com", input=0x80fbf28, dest_mail=0x810b028, ctx_r=0xbfbfea20) at mbox-save.c:459

#19 0x282f317f in quota_save_init (t=0x80f7980, flags=0, keywords=0x0, received_date=-1, timezone_offset=0, 

    from_envelope=0x80eb100 "info at hawk-display.com", input=0x80fbf28, dest_mail=0x810b028, ctx_r=0xbfbfea20)

    at quota-storage.c:236

#20 0x080924b9 in mailbox_save_init (t=0x5, flags=0, keywords=0x0, received_date=-1, timezone_offset=0, 

    from_envelope=0x80eb100 "info at hawk-display.com", input=0x80fbf28, dest_mail=0x810b028, ctx_r=0xbfbfea20)

    at mail-storage.c:726

#21 0x08090496 in mail_storage_copy (t=0x80f7980, mail=0xbfbfea20, flags=0, keywords=0x0, dest_mail=0x810b028)

    at mail-copy.c:28

#22 0x282f308a in quota_copy (t=0x80f7980, mail=0x8102028, flags=0, keywords=0x0, dest_mail=0x810b028) at quota-storage.c:180

#23 0x08059100 in deliver_save (namespaces=0x80fc028, storage_r=0xbfbfeb90, mailbox=0x80d57eb "INBOX", mail=0x8102028, 

    flags=0, keywords=0x0) at deliver.c:237

#24 0x0805a968 in main (argc=5, argv=0xbfbfec40) at deliver.c:1093

(gdb) fr 6

#6  0x0806d5da in i_stream_raw_mbox_read (stream=0x8107e00) at istream-raw-mbox.c:184

184					i_assert(stream->skip != stream->pos);

(gdb) p ret

$1 = -2

(gdb) p pos

$2 = 8192

(gdb) [ p new_pos

$3 = 135332096

(gdb) p *rstream

$4 = {istream = {iostream = {refcount = 1, close = 0x80cd3a8 <io_stream_default_close_destroy>, 

      destroy = 0x806ce4c <i_stream_raw_mbox_destroy>, 

      set_max_buffer_size = 0x806cee8 <i_stream_raw_mbox_set_max_buffer_size>, destroy_callback = 0, destroy_context = 0x0}, 

    read = 0x806d370 <i_stream_raw_mbox_read>, seek = 0x806dce8 <i_stream_raw_mbox_seek>, 

    sync = 0x806dd54 <i_stream_raw_mbox_sync>, stat = 0x806dd90 <i_stream_raw_mbox_stat>, istream = {v_offset = 676764, 

      stream_errno = 0, mmaped = 0, blocking = 1, closed = 0, seekable = 1, eof = 0, real_stream = 0x8107e00}, fd = -1, 

    abs_start_offset = 0, statbuf = {st_dev = 0, st_ino = 0, st_mode = 0, st_nlink = 0, st_uid = 0, st_gid = 0, st_rdev = 0, 

      st_atimespec = {tv_sec = 1236179180, tv_nsec = 0}, st_mtimespec = {tv_sec = 1236179180, tv_nsec = 0}, st_ctimespec = {

        tv_sec = 1236179180, tv_nsec = 0}, st_size = -1, st_blocks = 0, st_blksize = 0, st_flags = 0, st_gen = 0, 

      st_lspare = 0, st_birthtimespec = {tv_sec = 0, tv_nsec = 0}}, buffer = 0x0, w_buffer = 0x0, buffer_size = 0, 

    max_buffer_size = 8192, skip = 0, pos = 0, parent = 0x8110128, parent_start_offset = 0, line_str = 0x0, 

    return_nolf_line = 0}, received_time = 1236097582, next_received_time = -1, 

  sender = 0x8116040 "wordpress at patriciabosworth.com", next_sender = 0x0, from_offset = 675607, hdr_offset = 675670, 

  body_offset = 676406, mail_size = 18446744073709551615, input_peak_offset = 684956, locked = 1, seeked = 1, crlf_ending = 0, 

  corrupted = 0, eof = 0, header_missing_eoh = 0}

(gdb) p *stream.parent

$5 = {v_offset = 676764, stream_errno = 0, mmaped = 0, blocking = 1, closed = 0, seekable = 1, eof = 0, 

  real_stream = 0x8110100}

(gdb) p *stream.parent.pr  real_stream

$6 = {iostream = {refcount = 2, close = 0x80c0fbc <i_stream_file_close>, destroy = 0x80c1008 <i_stream_file_destroy>, 

    set_max_buffer_size = 0x80c00bc <i_stream_default_set_max_buffer_size>, destroy_callback = 0, destroy_context = 0x0}, 

  read = 0x80c1038 <i_stream_file_read>, seek = 0x80c12e0 <i_stream_file_seek>, sync = 0x80c135c <i_stream_file_sync>, 

  stat = 0x80c1380 <i_stream_file_stat>, istream = {v_offset = 676764, stream_errno = 0, mmaped = 0, blocking = 1, closed = 0, 

    seekable = 1, eof = 0, real_stream = 0x8110100}, fd = 10, abs_start_offset = 0, statbuf = {st_dev = 58, st_ino = 8290386, 

    st_mode = 33152, st_nlink = 1, st_uid = 5509, st_gid = 1000, st_rdev = 33543528, st_atimespec = {tv_sec = 1236179164, 

      tv_nsec = 0}, st_mtimespec = {tv_sec = 1236097582, tv_nsec = 0}, st_ctimespec = {tv_sec = 1236097582, tv_nsec = 0}, 

    st_size = 687419, st_blocks = 1376, st_blksize = 4096, st_flags = 0, st_gen = 0, st_lspare = 0, st_birthtimespec = {

      tv_sec = 0, tv_nsec = 0}}, 

  buffer = 0x8117000 "\nFrom his something she hough her arzil though familiar whisper her psychic the mill yannis followed <a href=\"http://thhgjdirect.com/stop-serzone/\" rel=\"nofollow\">attorney louisiana serzone</a> duin s"..., 

  w_buffer = 0x8117000 "\nFrom his something she hough her arzil though familiar whisper her psychic the mill yannis followed <a href=\"http://thhgjdirect.com/stop-serzone/\" rel=\"nofollow\">attorney louisiana serzone</a> duin s"..., buffer_size = 8192, 

  max_buffer_size = 8192, skip = 0, pos = 8192, parent = 0x0, parent_start_offset = 0, line_str = 0x0, return_nolf_line = 0}

(gdb) q