gdb hwengine mesa

Starting program: /usr/bin/hwengine test.53.hwd
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
[New Thread 0x7ffff7f9b700 (LWP 2779)]
[New Thread 0x7fffd4f22700 (LWP 2780)]
[Thread 0x7fffd4f22700 (LWP 2780) exited]
[Thread 0x7ffff7f9b700 (LWP 2779) exited]

Thread 1 "hwengine" received signal SIGSEGV, Segmentation fault.
__GI__dl_catch_error (objname=0x28d2850, errstring=0x28d2858,
    mallocedp=0x28d2848, operate=0x7ffff63b6060 <dlclose_doit>, args=0x2947b10)
    at dl-error-skeleton.c:187
187	  c.objname = objname;

Thread 1 (Thread 0x7ffff7fcc740 (LWP 2760)):
#0  __GI__dl_catch_error (objname=0x28d2850, errstring=0x28d2858,
    mallocedp=0x28d2848, operate=0x7ffff63b6060 <dlclose_doit>, args=0x2947b10)
    at dl-error-skeleton.c:187
        errcode = 0
        c = {objname = 0x400, errstring = 0x7ffff605b176 <_int_free+2390>,
          malloced = 0x28d2848, errcode = 0x7fffffffd924, env = {{__jmpbuf = {
                281479271743489, 281479271743489, 281479271677953,
                281479271743489, 281479271743489, 5721768570084979200,
                281479271677953, 43303104}, __mask_was_saved = 0,
              __saved_mask = {__val = {140737297179200, 43303112, 45847904, 0,
                  5721768570084979200, 0, 43284752, 43284752, 140737297179200,
                  0, 140737488345912, 140737297176248, 140737320989422, 0,
                  43303104, 0}}}}}
        old = 0x2913040
#1  0x00007ffff63b6715 in _dlerror_run (
    operate=operate@entry=0x7ffff63b6060 <dlclose_doit>, args=0x2947b10)
    at dlerror.c:163
        result = 0x28d2840
#2  0x00007ffff63b608f in __dlclose (handle=<optimized out>) at dlclose.c:46
No locals.
#3  0x00007ffff47a4dee in CleanupVendorNameEntry (
    pEntry=pEntry@entry=0x2947910, unused=0x0) at libglxmapping.c:321
        vendor = 0x2947910
#4  0x00007ffff47a7361 in __glXMappingTeardown (doReset=doReset@entry=0)
    at libglxmapping.c:1061
        cur__GLXvendorNameHash = 0x2947910
        tmp__GLXvendorNameHash = 0x0
        pEntry = <optimized out>
        tmp = <optimized out>
#5  0x00007ffff479ffd7 in __glXFini () at libglx.c:2099
        glas = <optimized out>
#6  0x00007ffff7de65a3 in _dl_fini () at dl-fini.c:235
        array = 0x7ffff49ad6b0
        i = <optimized out>
        l = 0x28d2d80
        maps = 0x7fffffffdaa8
        i = <optimized out>
        l = <optimized out>
        nmaps = <optimized out>
        nloaded = <optimized out>
        ns = 0
        do_audit = <optimized out>
        __PRETTY_FUNCTION__ = "_dl_fini"
#7  0x00007ffff600bb88 in __run_exit_handlers (status=0,
    listp=0x7ffff63af6f8 <__exit_funcs>,
    run_list_atexit=run_list_atexit@entry=true, run_dtors=run_dtors@entry=true)
    at exit.c:83
        atfct = <optimized out>
        onfct = <optimized out>
        cxafct = <optimized out>
        f = <optimized out>
#8  0x00007ffff600bbda in __GI_exit (status=<optimized out>) at exit.c:105
No locals.
#9  0x00007ffff5ff1041 in __libc_start_main (main=0x7fffffffde60, argc=0,
    argv=0x0, init=<optimized out>, fini=<optimized out>,
    rtld_fini=<optimized out>, stack_end=0x0) at ../csu/libc-start.c:342
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {4312347, 140737488346736,
                4219537, 0, 4212925, 140737320521786, 140737320521786, 2},
              mask_was_saved = -8344}}, priv = {pad = {0x200008000,
              0x404894 <main_stub>, 0x0, 0x2f14a5126df18aa6}, data = {
              prev = 0x200008000, cleanup = 0x404894 <main_stub>,
              canceltype = 0}}}
        not_first_call = <optimized out>
#10 0x00007fff00000000 in ?? ()
No symbol table info available.
#11 0x0000000000000000 in ?? ()
No symbol table info available.