[Dovecot] 2.0.beta4, Panic: stream doesn't support seeking backwards

[Juergen Daubert]

Hi,

got the following with beta4 while uploading messages from a local 
mbox to the dovecot server in my LAN, tested with mutt and sylpheed, 
the same action works with 1.2.11: 


Mar 29 13:42:46 [dovecot] imap(juergen): Panic: stream doesn't support
seeking backwards
Mar 29 13:42:46 [dovecot] imap(juergen): Raw backtrace:
/usr/lib/dovecot/libdovecot.so.0 [0xb76b7ec4] ->
/usr/lib/dovecot/libdovecot.so.0 [0xb76b7f2c] ->
/usr/lib/dovecot/libdovecot.so.0(i_error+0) [0xb76b8193] ->
/usr/lib/dovecot/libdovecot.so.0 [0xb76c02cd] ->
/usr/lib/dovecot/libdovecot.so.0(i_stream_seek+0xbb) [0xb76be1db] ->
/usr/lib/dovecot/libdovecot.so.0 [0xb76c08a9] ->
/usr/lib/dovecot/libdovecot.so.0(i_stream_read+0x6e) [0xb76be27e] ->
/usr/lib/dovecot/libdovecot.so.0(i_stream_read_data+0x40) [0xb76be570]
-> /usr/lib/dovecot/libdovecot.so.0(message_parse_header_next+0x6d)
[0xb76a7b6d] -> /usr/lib/dovecot/libdovecot.so.0 [0xb76a4302] ->
/usr/lib/dovecot/libdovecot.so.0 [0xb76a498f] ->
/usr/lib/dovecot/libdovecot.so.0(i_stream_read+0x6e) [0xb76be27e] ->
/usr/lib/dovecot/libdovecot.so.0 [0xb76a3f61] ->
/usr/lib/dovecot/libdovecot.so.0 [0xb76a4072] ->
/usr/lib/dovecot/libdovecot.so.0(i_stream_seek+0xbb) [0xb76be1db] ->
/usr/lib/dovecot/libdovecot.so.0(i_stream_read+0x52) [0xb76be262] ->
/usr/lib/dovecot/libdovecot.so.0 [0xb76c246d] ->
/usr/lib/dovecot/libdovecot.so.0(i_stream_read+0x6e) [0xb76be27e] ->
/usr/lib/dovecot/libdovecot-storage.so.0(mbox_save_continue+0x4c)
[0xb776ca6c] ->
/usr/lib/dovecot/libdovecot-storage.so.0(mailbox_save_continue+0x14)
[0xb7708964] -> dovecot/imap [0x804e32f] -> dovecot/imap [0x804ed31] ->
/usr/lib/dovecot/libdovecot.so.0(io_loop_handler_run+0xd1) [0xb76c38f1]
-> /usr/lib/dovecot/libdovecot.so.0(io_loop_run+0x29) [0xb76c29f9] ->
/usr/lib/dovecot/libdovecot.so.0(master_service_run+0x25) [0xb76b1c45]
-> dovecot/imap(main+0x1b3) [0x805da13] ->
/lib/libc.so.6(__libc_start_main+0xdb) [0xb7559a3b] -> dovecot/imap
[0x804e161]
Mar 29 13:42:46 [dovecot] master: service(imap): child 21107 killed with 
signal 6 (core dumps disabled)


# dovecot -n
# 2.0.beta4: /etc/dovecot/dovecot.conf
# OS: Linux 2.6.32.10 i686  
listen = *
login_access_sockets = tcpwrap
passdb {
  driver = shadow
}
service tcpwrap {
  unix_listener login/tcpwrap {
     mode = 0666
  }
}
ssl_cert = </etc/ssl/certs/dovecot.crt
ssl_key = </etc/ssl/keys/dovecot.key
userdb {
  driver = passwd
}


Greetings
Juergen

-- 
Juergen Daubert  |  mailto:jue at jue.li  
Korb, Germany    |  http://jue.li/crux