Comment 0 for bug 1322798

In testing the split greeter silo, I'm seeing an occasional (1 in 20 boots?) crash in cgmanager, which sometimes also causes problems starting a pam session for the greeter.

Here's the stacktrace I've got:

#0 __libc_do_syscall ()
    at ../ports/sysdeps/unix/sysv/linux/arm/libc-do-syscall.S:44
#1 0xb6e870fe in __GI_raise (sig=sig@entry=6)
    at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#2 0xb6e89956 in __GI_abort () at abort.c:89
#3 0xb6eadde0 in __libc_message (do_abort=<optimized out>,
    fmt=0xb6f2f2b8 "*** Error in `%s': %s: 0x%s ***\n")
    at ../sysdeps/posix/libc_fatal.c:175
#4 0xb6eb498e in malloc_printerr (action=1,
    str=0xb6f2f450 "free(): corrupted unsorted chunks", ptr=<optimized out>)
    at malloc.c:4996
#5 0xb6eb53b4 in _int_free (av=<optimized out>, p=<optimized out>,
    have_lock=0) at malloc.c:3840
#6 0xb6f8ccae in nih_alloc_context_free (ctx=0xb73502a0) at alloc.c:490
#7 nih_free (ptr=0xb73502b8) at alloc.c:332
#8 0xb6fe8b5a in scm_sock_close (data=0xb7354978, io=0xb73502b8)
    at frontend.c:114
#9 0xb6fe8d48 in sock_scm_reader (data=0xb7354978, io=0xb73502b8,
    buf=0xb7352910 "p", len=1) at frontend.c:177
#10 0xb6f91324 in nih_io_watcher (io=0xb73502b8, watch=0xb734c760,
    events=NIH_IO_READ) at io.c:961
#11 0xb6f90090 in nih_io_handle_fds (readfds=readfds@entry=0xbed9aa18,
    writefds=writefds@entry=0xbed9aa98, exceptfds=exceptfds@entry=0xbed9ab18)
    at io.c:237
#12 0xb6f9322a in nih_main_loop () at main.c:586
#13 0xb6fdea6c in main (argc=4, argv=0xbed9ada4) at cgmanager.c:933