On 2015-04-21 11:24:55 +0200, Florian Pritz wrote:
dovecot.conf https://paste.xinu.at/PUsJ/
syslog:
Apr 21 10:52:16 karif dovecot[7849]: imap-login: Disconnected (no auth attempts in 6 secs): user=<>, rip=81.217.47.122, lip=78.46.56.141, TLS handshaking: SSL_accept() failed: error:1407609C:SSL routines:SSL23_GET_CLIENT_HELLO:http request Apr 21 10:52:16 karif dovecot[7849]: imap-login: Fatal: master: service(imap-login): child 7879 killed with signal 11 (core not dumped - add -D parameter to service imap-login { executable } [last ip=81.217.47.122] Apr 21 10:52:16 karif kernel: imap-login[7879] segfault at f0 ip 00007fb2b8b1360b sp 00007fff926ffd50 error 4 in libssl.so.1.0.0[7fb2b8af3000+6f000]
backtrace:
#0 0x00007f120100260b in ssl3_get_client_hello () from /usr/lib/libssl.so.1.0.0 #1 0x00007f120100738f in ssl3_accept () from /usr/lib/libssl.so.1.0.0 #2 0x00007f1201012b36 in ssl3_write_bytes () from /usr/lib/libssl.so.1.0.0 #3 0x00007f1201906200 in ?? () from /usr/lib/dovecot/libdovecot-login.so.0 #4 0x00007f12019062d8 in ?? () from /usr/lib/dovecot/libdovecot-login.so.0 #5 0x00007f1201905f72 in ssl_proxy_destroy () from /usr/lib/dovecot/libdovecot-login.so.0 #6 0x00007f12019060e4 in ?? () from /usr/lib/dovecot/libdovecot-login.so.0 #7 0x00007f1201906671 in ?? () from /usr/lib/dovecot/libdovecot-login.so.0 #8 0x00007f1201902efa in ?? () from /usr/lib/dovecot/libdovecot-login.so.0 #9 0x00007f120162d503 in ?? () from /usr/lib/dovecot/libdovecot.so.0 #10 0x00007f120168d62c in io_loop_call_io () from /usr/lib/dovecot/libdovecot.so.0 #11 0x00007f120168e665 in io_loop_handler_run_internal () from /usr/lib/dovecot/libdovecot.so.0 #12 0x00007f120168d699 in io_loop_handler_run () from /usr/lib/dovecot/libdovecot.so.0 #13 0x00007f120168d718 in io_loop_run () from /usr/lib/dovecot/libdovecot.so.0 #14 0x00007f120162cb23 in master_service_run () from /usr/lib/dovecot/libdovecot.so.0 #15 0x00007f1201903788 in login_binary_run () from /usr/lib/dovecot/libdovecot-login.so.0 #16 0x00007f120127d800 in __libc_start_main () from /usr/lib/libc.so.6 #17 0x0000000000402909 in _start ()
looks more like a crash in openssl.
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