Description of problem:
While checking mail, evolution crashes, sometimes.

(gdb) bt
#0  0x00007fc8f44739b5 in raise () from /lib64/libc.so.6
#1  0x00007fc8f4475195 in abort () from /lib64/libc.so.6
#2  0x00007fc8f48264f4 in IA__g_assertion_message (
    domain=<value optimized out>, file=<value optimized out>, line=-1, func=
    0x7fc8f1ef2d50 "gkr_operation_block", message=
    0x7fc8f4860d72 "code should not be reached") at gtestutils.c:1318
#3  0x00007fc8f1ee5a07 in gnome_keyring_item_info_free ()
   from /usr/lib64/libgnome-keyring.so.0
#4  0x00007fc8f8e7d720 in ep_keyring_lookup_passwords (user=
    0x3d55aa0 "XXXX", server=0x3c8d0a0 "pop.gmail.com", 
    protocol=0x3c8f1f0 "pop", error=0x7fff2ec7a6a8) at e-passwords.c:408
#5  0x00007fc8f8e7dee2 in ep_get_password_keyring (msg=0x7fc89403df40)
    at e-passwords.c:842
#6  ep_get_password (msg=0x7fc89403df40) at e-passwords.c:988
#7  0x00007fc8f8e7cfd1 in ep_idle_dispatch (data=<value optimized out>)
    at e-passwords.c:464
#8  0x00007fc8f4800382 in g_main_dispatch (context=0x240c5d0) at gmain.c:1960
#9  IA__g_main_context_dispatch (context=0x240c5d0) at gmain.c:2513
#10 0x00007fc8f4804128 in g_main_context_iterate (context=0x240c5d0, 
    block=<value optimized out>, dispatch=<value optimized out>, 
    self=<value optimized out>) at gmain.c:2591
#11 0x00007fc8f480466d in IA__g_main_loop_run (loop=0x2a63d70) at gmain.c:2799
#12 0x00007fc8f6bdd6e7 in IA__gtk_main () at gtkmain.c:1219
---Type <return> to continue, or q <return> to quit---
#13 0x000000000040302f in main (argc=1, argv=0x7fff2ec7aa68) at main.c:611

Version-Release number of selected component (if applicable):
2.29.91-1.fc13.x86_64

How reproducible:
sometimes

Steps to Reproduce:
1. Mail Check (Click F9)
2.
3.
  
Actual results:


Expected results:


Additional info:
gnome-keyring-2.29.90-2.fc13.x86_64
libgnome-keyring-2.29.4-4.fc13.x86_64
evolution-data-server-2.29.91-1.fc13.x86_64