[Evolution] SEGV in evolution 3.36.3

[Joakim Tjernlund <Joakim Tjernlund infinera com>]

Twice evo has SEGVed on me. ATM the best BT I have is:

 Program terminated with signal SIGSEGV, Segmentation fault.
#0  malloc_consolidate (av=av@entry=0x7fa884000020) at malloc.c:4475
4475    malloc.c: No such file or directory.
[Current thread is 1 (Thread 0x7fa8cd7fe700 (LWP 13122))]
(gdb) bt full
#0  malloc_consolidate (av=av@entry=0x7fa884000020) at malloc.c:4475
        idx = <optimized out>
        fb = 0x7fa884000038
        maxfb = 0x7fa884000078
        p = 0x7fa800000002
        nextp = <optimized out>
        unsorted_bin = 0x7fa884000080
        first_unsorted = <optimized out>
        nextchunk = <optimized out>
        size = <optimized out>
        nextsize = <optimized out>
        prevsize = <optimized out>
        nextinuse = <optimized out>
#1  0x00007fa99c6c3040 in _int_free
    (av=0x7fa884000020, p=0x7fa8844807f0, have_lock=<optimized out>) at malloc.c:4400
        size = 0x11800
        fb = <optimized out>
        nextchunk = 0x7fa884491ff0
        nextsize = 0x50
        nextinuse = <optimized out>
        prevsize = <optimized out>
        bck = <optimized out>
        fwd = <optimized out>
        __PRETTY_FUNCTION__ = "_int_free"
#2  0x00007fa99fb222b6 in magazine_cache_trim
    (allocator=0x7fa99fbd7400 <allocator>, stamp=<optimized out>, ix=<optimized out>)
    at ../glib-2.62.6/glib/gslice.c:678
        chunk = 0x7fa884491e90
        chunk_size = 0xf0
        current = 0x7fa8887fa930
        trash = 0x7fa89c2f6930
        current = <optimized out>
        next = <optimized out>
        prev = <optimized out>
#3  magazine_cache_push_magazine
    (ix=<optimized out>, magazine_chunks=<optimized out>, count=0x6)
    at ../glib-2.62.6/glib/gslice.c:709
        current = <optimized out>
        next = <optimized out>
        prev = <optimized out>
#4  0x00007fa99fb234da in thread_memory_magazine2_unload
    (tmem=0x7fa88c2d1000, ix=<optimized out>) at ../glib-2.62.6/glib/gslice.c:1117
        mag = <optimized out>
--Type <RET> for more, q to quit, c to continue without paging--
        tmem = 0x7fa88c2d1000
        ix = <optimized out>
        chunk_size = 0xf0
        acat = <optimized out>
#5  g_slice_free1 (mem_size=<optimized out>, mem_block=0x7fa96062a0f0)
    at ../glib-2.62.6/glib/gslice.c:1117
        tmem = 0x7fa88c2d1000
        ix = <optimized out>
        chunk_size = 0xf0
        acat = <optimized out>
#6  0x00007fa99fc0eb8f in g_type_free_instance (instance=0x7fa96062a1b0)
    at ../glib-2.62.6/gobject/gtype.c:1946
        node = <optimized out>
        class = 0x7fa9640035d0 [g_type: CamelEwsMessageInfo/CamelMessageInfoBase/CamelMessageInfo]
        allocated = 0x7fa96062a0f0 ""
        private_size = <optimized out>
        ivar_size = <optimized out>
        __FUNCTION__ = "g_type_free_instance"
#7  0x00007fa9a0716445 in camel_folder_summary_remove_uid ()
    at /usr/lib64/libcamel-1.2.so.62
#8  0x00007fa990e984d1 in  () at /usr/lib64/evolution-ews/libcamelews-priv.so
#9  0x00007fa990e9980b in  () at /usr/lib64/evolution-ews/libcamelews-priv.so
#10 0x00007fa990e9a921 in  () at /usr/lib64/evolution-ews/libcamelews-priv.so
#11 0x00007fa9a071e203 in camel_folder_synchronize_sync ()
    at /usr/lib64/libcamel-1.2.so.62
#12 0x00007fa9a076bd20 in  () at /usr/lib64/libcamel-1.2.so.62
#13 0x00007fa99fb2e7a3 in g_thread_pool_thread_proxy (data=<optimized out>)
    at ../glib-2.62.6/glib/gthreadpool.c:308
        task = 0x5563d49075c0
        pool = 0x5563d47afbd0
#14 0x00007fa99fb2e09d in g_thread_proxy (data=0x7fa96033ed40)
    at ../glib-2.62.6/glib/gthread.c:805
        thread = 0x7fa96033ed40
        __FUNCTION__ = "g_thread_proxy"
#15 0x00007fa99c806f30 in start_thread (arg=<optimized out>) at pthread_create.c:479
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {0x7fa8cd7fe700, 0xd7973861b11cc973, 0x7ffd0ec46d1e, 
0x7ffd0ec46d1f, 0x7fa888ad53f0, 0x7fa8cd7fe700, 0x28c6a29e049cc973, 0x28c401616cb0c973}, mask_was_saved = 
0x0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0x0}}}
--Type <RET> for more, q to quit, c to continue without paging--
        not_first_call = 0x0
#16 0x00007fa99c73a1bf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95