Error

Thread 1 "qemu-system-x86" received signal SIGSEGV, Segmentation fault.

_int_malloc (av=av@entry=0x7ffff68b0b20 <main_arena>, bytes=bytes@entry=65) at malloc.c:3516

3516   malloc.c: No such file or directory.

(gdb) bt

#0 _int_malloc (av=av@entry=0x7ffff68b0b20 <main_arena>, bytes=bytes@entry=65) at malloc.c:3516

#1 0x00007ffff656f2b0 in _int_realloc (av=av@entry=0x7ffff68b0b20 <main_arena>, oldp=oldp@entry=0x2fe5350, oldsize=oldsize@entry=48, nb=nb@entry=80)

   at malloc.c:4304

#2 0x00007ffff6570839 in __GI___libc_realloc (oldmem=0x2fe5360, bytes=63) at malloc.c:3045

#3 0x00007ffff72497d8 in g_realloc () from /lib/x86_64-linux-gnu/libglib-2.0.so.0

#4 0x0000000000743db3 in capacity_increase (qstring=qstring@entry=0x1663910, len=len@entry=1) at qobject/qstring.c:75

#5 0x0000000000743f35 in qstring_append_chr (qstring=0x1663910, c=112) at qobject/qstring.c:104

#6 0x000000000044c9f6 in monitor_puts (mon=mon@entry=0x1670270, str=0x7fff7012ff9f "' for more information\n",

   str@entry=0x7fff7012ff80 "QEMU 2.8.0 monitor - type 'help' for more information\n") at /mnt/nfs/Cuju/monitor.c:339

#7 0x000000000044d592 in monitor_vprintf (mon=0x1670270, fmt=<optimized out>, ap=<optimized out>) at /mnt/nfs/Cuju/monitor.c:359

#8 0x000000000044d647 in monitor_vprintf (ap=0x7fffffffdc60, fmt=0x76d9d8 "QEMU %s monitor - type 'help' for more information\n", mon=<optimized out>)

   at /mnt/nfs/Cuju/monitor.c:354

#9 monitor_printf (mon=<optimized out>, fmt=fmt@entry=0x76d9d8 "QEMU %s monitor - type 'help' for more information\n") at /mnt/nfs/Cuju/monitor.c:367

#10 0x000000000044f446 in monitor_event (opaque=0x1670270, event=<optimized out>) at /mnt/nfs/Cuju/monitor.c:3905

#11 0x0000000000531783 in tcp_chr_new_client (chr=chr@entry=0x1619970, sioc=sioc@entry=0x7fff7010e110) at qemu-char.c:3373

#12 0x0000000000531850 in tcp_chr_accept (channel=<optimized out>, cond=<optimized out>, opaque=0x1619970) at qemu-char.c:3409

#13 0x00007ffff724404a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0

#14 0x00000000006b5645 in glib_pollfds_poll () at main-loop.c:220

#15 os_host_main_loop_wait (timeout=<optimized out>) at main-loop.c:265

#16 main_loop_wait (nonblocking=<optimized out>) at main-loop.c:513

#17 0x00000000004115ac in main_loop () at vl.c:1984

#18 main (argc=<optimized out>, argv=<optimized out>, envp=<optimized out>) at vl.c:4725