Dear Jaldhar, unfortunately, the same problem as described in bug #720356 still appears with 2.1.17-1. Here is an updated backtrace:
(gdb) backtrace #0 0x00007f7b8a4c3596 in ?? () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007f7b893a836a in acl_list_get_root_dir (backend=<optimized out>) at acl-backend-vfile-acllist.c:53 #2 0x00007f7b893a839d in acl_list_get_path (backend=backend@entry=0x7f7b8cc92d60) at acl-backend-vfile-acllist.c:67 #3 0x00007f7b893a8a73 in acl_backend_vfile_acllist_read (backend=0x7f7b8cc92d60) at acl-backend-vfile-acllist.c:81 #4 acl_backend_vfile_acllist_refresh (backend=0x7f7b8cc92d60) at acl-backend-vfile-acllist.c:150 #5 0x00007f7b893a8d5b in acl_backend_vfile_acllist_verify (backend=0x7f7b8cc92d60, name=0x7f7b8ccc59c0 "", mtime=0) at acl-backend-vfile-acllist.c:343 #6 0x00007f7b893a7d8e in acl_backend_vfile_object_refresh_cache (_aclobj=0x7f7b8ccc62d0) at acl-backend-vfile.c:858 #7 0x00007f7b893a58bc in acl_object_get_my_rights_real (aclobj=0x7f7b8ccc62d0, pool=0x7f7b8cc6d400, rights_r=0x7fff3bdb9e98) at acl-api.c:84 #8 0x00007f7b893a5985 in acl_object_get_my_rights (aclobj=<optimized out>, pool=<optimized out>, rights_r=rights_r@entry=0x7fff3bdb9e98) at acl-api.c:103 #9 0x00007f7b893aa46c in acl_mailbox_exists (box=0x7f7b8ccc5100, auto_boxes=<optimized out>, existence_r=0x7fff3bdb9f34) at acl-mailbox.c:434 #10 0x00007f7b8ab00c49 in mailbox_exists (box=0x7f7b8ccc5100, auto_boxes=auto_boxes@entry=true, existence_r=existence_r@entry=0x7fff3bdb9f34) at mail-storage.c:759 #11 0x00007f7b8afc0cd5 in list_namespace_send_prefix (ctx=ctx@entry=0x7f7b8cc95078, have_children=false) at cmd-list.c:393 #12 0x00007f7b8afc119f in cmd_list_continue (cmd=cmd@entry=0x7f7b8cc94f70) at cmd-list.c:923 #13 0x00007f7b8afc1d69 in cmd_list_full (cmd=0x7f7b8cc94f70, lsub=<optimized out>) at cmd-list.c:1092 #14 0x00007f7b8afc6adc in command_exec (cmd=0x7f7b8cc94f70) at imap-commands.c:148 #15 0x00007f7b8afc5afb in client_command_input (cmd=0x7f7b8cc94f70) at imap-client.c:684 #16 0x00007f7b8afc5bad in client_command_input (cmd=0x7f7b8cc94f70) at imap-client.c:735 #17 0x00007f7b8afc5e5d in client_handle_next_command (remove_io_r=<synthetic pointer>, client=0x7f7b8cc94390) at imap-client.c:776 #18 client_handle_input (client=client@entry=0x7f7b8cc94390) at imap-client.c:788 #19 0x00007f7b8afc6625 in client_input (client=0x7f7b8cc94390) at imap-client.c:827 #20 0x00007f7b8a83e717 in io_loop_call_io (io=0x7f7b8cc94e70) at ioloop.c:379 #21 0x00007f7b8a83f407 in io_loop_handler_run (ioloop=ioloop@entry=0x7f7b8cc75670) at ioloop-epoll.c:213 #22 0x00007f7b8a83e2e8 in io_loop_run (ioloop=0x7f7b8cc75670) at ioloop.c:398 #23 0x00007f7b8a82aa53 in master_service_run (service=0x7f7b8cc75520, callback=callback@entry=0x7f7b8afce040 <client_connected>) at master-service.c:544 #24 0x00007f7b8afbdaaa in main (argc=1, argv=0x7f7b8cc75370) at main.c:389 Yours, Andreas. -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org