#0  0x00007ff325572037 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
        resultvar = 0
        pid = 1686
        selftid = 1896
#1  0x00007ff325575698 in __GI_abort () at abort.c:90
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x7ff32554d3e4, sa_sigaction = 0x7ff32554d3e4}, sa_mask = {__val = {5, 140682281610077, 3, 140681666810078, 2, 140682281605780, 1, 140682281616808, 3, 140681666810052, 12, 140682281616812, 2, 140681666810864, 11, 140681666812624}}, sa_flags = 115, sa_restorer = 0x7}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007ff3255af5ab in __libc_message (do_abort=do_abort@entry=2, fmt=fmt@entry=0x7ff3256c2860 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:199
        ap = {{gp_offset = 40, fp_offset = 48, overflow_arg_area = 0x7ff300c6dae0, reg_save_area = 0x7ff300c6d9f0}}
        ap_copy = {{gp_offset = 16, fp_offset = 48, overflow_arg_area = 0x7ff300c6dae0, reg_save_area = 0x7ff300c6d9f0}}
        fd = 2
        on_2 = <optimized out>
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
        written = <optimized out>
#3  0x00007ff3255ba576 in malloc_printerr (action=3, str=0x7ff3256be808 "corrupted double-linked list", ptr=<optimized out>) at malloc.c:4902
        buf = "00007ff2e0001380"
        cp = <optimized out>
#4  0x00007ff3255bbd69 in _int_free (av=0x7ff2e0000020, p=0x7ff2e00012f0, have_lock=0) at malloc.c:3912
        size = 144
        fb = <optimized out>
        nextchunk = 0x7ff2e0001380
        nextsize = 112
        nextinuse = <optimized out>
        prevsize = <optimized out>
        bck = <optimized out>
        fwd = <optimized out>
        errstr = 0x0
        locked = 1
        __func__ = "_int_free"
#5  0x00007ff314eb1bc7 in initialize_backend (cbdav=cbdav@entry=0x3caf880, perror=perror@entry=0x7ff300c6dc98) at e-cal-backend-caldav.c:2818
        tmp = 0x7ff2e0001300 "x"
        auth_extension = <optimized out>
        offline_extension = <optimized out>
        webdav_extension = 0x3e642b0
        backend = <optimized out>
        soup_uri = <optimized out>
        source = 0x7ff3080816d0
        len = <optimized out>
        cache_dir = 0x3db53b0 "/home/fabio/.cache/evolution/calendar/1369196489.2314.4@IronHide"
        extension_name = 0x7ff314eba39c "WebDAV Backend"
        __PRETTY_FUNCTION__ = "initialize_backend"
#6  0x00007ff314eb93ad in caldav_do_open (backend=0x3caf880, cal=<optimized out>, cancellable=0x7ff30c005b60, only_if_exists=<optimized out>, perror=0x7ff300c6dc98) at e-cal-backend-caldav.c:2912
        cbdav = 0x3caf880
        online = <optimized out>
#7  0x00007ff3267f91e9 in cal_backend_open (backend=0x3caf880, cal=0x3d2d610, opid=36, cancellable=0x7ff30c005b60, only_if_exists=0) at e-cal-backend-sync.c:559
        error = 0x0
#8  0x00007ff326801db6 in operation_thread (data=0x7ff304002190, user_data=<optimized out>) at e-data-cal.c:504
        op = 0x7ff304002190
        backend = <optimized out>
        iter = {dummy1 = 0x7ff304002190, dummy2 = 0x3dd50b0, dummy3 = 0x28393f3, dummy4 = 1, dummy5 = 0, dummy6 = 0x7fff73f69100}
        value = 0x7ff325b83d29
        __PRETTY_FUNCTION__ = "operation_thread"
#9  0x00007ff325b8d5d6 in ?? ()
No symbol table info available.
#10 0x0000000000000000 in ?? ()
No symbol table info available.