Core dump with all the latest changes:
Mar 14 07:22:57 spectre dovecot: master: service(auth): child 1841 killed with signal 11 (core dumped)
GNU gdb 6.8-debian Copyright (C) 2008 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu"...
warning: Can't read pathname for load map: Input/output error. Reading symbols from /usr/lib/dovecot/libdovecot.so.0...Reading symbols from /usr/lib/debug/usr/lib/dovecot/libdovecot.so.0.0.0...done. done. Loaded symbols for /usr/lib/dovecot/libdovecot.so.0 Reading symbols from /lib/libcrypt.so.1...done. Loaded symbols for /lib/libcrypt.so.1 Reading symbols from /lib/libpam.so.0...done. Loaded symbols for /lib/libpam.so.0 Reading symbols from /lib/libdl.so.2...done. Loaded symbols for /lib/libdl.so.2 Reading symbols from /lib/librt.so.1...done. Loaded symbols for /lib/librt.so.1 Reading symbols from /lib/libc.so.6...done. Loaded symbols for /lib/libc.so.6 Reading symbols from /lib/ld-linux-x86-64.so.2...done. Loaded symbols for /lib64/ld-linux-x86-64.so.2 Reading symbols from /lib/libpthread.so.0...done. Loaded symbols for /lib/libpthread.so.0 Core was generated by `dovecot/auth'. Program terminated with signal 11, Segmentation fault. [New process 1841] #0 aqueue_count (aqueue=0x0) at aqueue.c:122 122 aqueue.c: No such file or directory. in aqueue.c (gdb) bt full #0 aqueue_count (aqueue=0x0) at aqueue.c:122 area_size = 6583600 #1 0x000000000041010b in auth_request_handler_flush_failures (flush_all=true) at auth-request-handler.c:569 auth_requests = <value optimized out> auth_request = <value optimized out> i = <value optimized out> count = <value optimized out> __PRETTY_FUNCTION__ = "auth_request_handler_flush_failures" #2 0x00000000004101fe in auth_request_handler_deinit () at auth-request-handler.c:608 No locals. #3 0x000000000040a136 in auth_deinit (_auth=0x0) at auth.c:229 auth = (struct auth *) 0x644df8 passdb = <value optimized out> userdb = (struct auth_userdb *) 0x0 #4 0x000000000040a19f in auths_deinit () at auth.c:291 auth = (struct auth **) 0x642010 i = <value optimized out> #5 0x00000000004147fe in main (argc=1, argv=0x639370) at main.c:115 c = <value optimized out>
Regards Thomas