→ run
The program being debugged has been started already.
Start it from the beginning? (y or n) 
Starting program: /home/kibi/xorg-server/test/input 
[Thread debugging using libthread_db enabled]

Program received signal SIGBUS, Bus error.
0x00453bc8 in xorg_backtrace () at backtrace.c:50
50		mod = (info.dli_fname && *info.dli_fname) ? info.dli_fname : "(vdso)";

→ bt
#0  0x00453bc8 in xorg_backtrace () at backtrace.c:50
#1  0x0044cbf8 in mieqEnqueue (pDev=0x0, e=0x7fc8d620) at mieq.c:271
#2  0x0041d64c in _mieq_test_generate_events (start=628, count=681)
    at input.c:1634
#3  0x00417e3c in mieq_test () at input.c:1657
#4  main (argc=<optimized out>, argv=<optimized out>) at input.c:1695

→ bt full
#0  0x00453bc8 in xorg_backtrace () at backtrace.c:50
        array = {0x6c, 0x5f5ecc, 0x5f, 0x5f, 0x0, 0x2adf39b8, 0x0, 0xffffffff, 
          0x0, 0x0, 0x0, 0x0, 0x2af00970, 0x0, 0x2aef8598, 0x5f, 0x5f, 
          0x2adf3d2c, 0x2aef7a08, 0x0, 0x0, 0x0, 0x2af00970, 0x0, 0x0, 
          0x2aef8598, 0x1, 0x5f, 0x5f5ecc, 0x5f, 0x2aad6c50, 0x2ade5190, 
          0xffffffff, 0x5f0000, 0x5e0000, 0x2adcd9b4, 0x2af00970, 0x0, 
          0xb2107, 0x5f, 0xffffffff, 0x5f0000, 0x5e0000, 0x0, 0x5f5ecc, 
          0x4583f0, 0x0, 0x0, 0x4126420e, 0xe3d70a3d, 0x5f3cf0, 0x0, 
          0x2aae3000, 0x5f5300, 0x7fc8d620, 0x73, 0x0, 0x0, 0x5b0000, 
          0x4d0000, 0x63, 0x458188, 0x5f3cf0, 0x0}
        mod = <optimized out>
        size = 1
        i = <optimized out>
        info = {dli_fname = 0xffffffff <Address 0xffffffff out of bounds>, 
          dli_fbase = 0x0, dli_sname = 0x2af00970 "", dli_saddr = 0x0}
#1  0x0044cbf8 in mieqEnqueue (pDev=0x0, e=0x7fc8d620) at mieq.c:271
        oldtail = 115
        evt = <optimized out>
        isMotion = <optimized out>
        evlen = <optimized out>
        time = <optimized out>
#2  0x0041d64c in _mieq_test_generate_events (start=628, count=681)
    at input.c:1634
        e = {header = 255 '\377', type = ET_RawMotion, length = 624, 
          time = 729351445, deviceid = 0, sourceid = 0, detail = {button = 0, 
            key = 0}, valuators = {mask = "\000\000\000\000", data = {
              0 <repeats 36 times>}, data_raw = {0 <repeats 36 times>}}, 
          flags = 628}
#3  0x00417e3c in mieq_test () at input.c:1657
        next = 181
#4  main (argc=<optimized out>, argv=<optimized out>) at input.c:1695