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root@31bf148a1d04:/kheap/grader# python vuln_tester.py -c CVE-2010-2959 -n 5000 -r ./results -C 2 -m 2 -nl
[VULNTester][INFO]09-16 11:00 start testing poc_cfh_multi_spray_idle...
0%| | 0/5000 [00:00<?, ?it/s]qemu outputqemu output b''b''

[EXPRunner-0][ERROR]09-16 11:00 fail to launch qemu
[EXPRunner-1][ERROR]09-16 11:00 fail to launch qemu
Traceback (most recent call last):
Traceback (most recent call last):
File "/kheap/grader/qemu_runner.py", line 62, in update
File "/kheap/grader/qemu_runner.py", line 62, in update
output = self.kernel.recvuntil(b" login: ", timeout=self.timeout)
output = self.kernel.recvuntil(b" login: ", timeout=self.timeout)
File "/usr/local/lib/python3.6/dist-packages/pwnlib/tubes/tube.py", line 333, in recvuntil
File "/usr/local/lib/python3.6/dist-packages/pwnlib/tubes/tube.py", line 333, in recvuntil
res = self.recv(timeout=self.timeout)
res = self.recv(timeout=self.timeout)
File "/usr/local/lib/python3.6/dist-packages/pwnlib/tubes/tube.py", line 105, in recv
File "/usr/local/lib/python3.6/dist-packages/pwnlib/tubes/tube.py", line 105, in recv
return self._recv(numb, timeout) or b''
return self._recv(numb, timeout) or b''
File "/usr/local/lib/python3.6/dist-packages/pwnlib/tubes/tube.py", line 183, in _recv
File "/usr/local/lib/python3.6/dist-packages/pwnlib/tubes/tube.py", line 183, in _recv
if not self.buffer and not self._fillbuffer(timeout):
if not self.buffer and not self._fillbuffer(timeout):
File "/usr/local/lib/python3.6/dist-packages/pwnlib/tubes/tube.py", line 154, in _fillbuffer
data = self.recv_raw(self.buffer.get_fill_size())
File "/usr/local/lib/python3.6/dist-packages/pwnlib/tubes/tube.py", line 154, in _fillbuffer
data = self.recv_raw(self.buffer.get_fill_size())
File "/usr/local/lib/python3.6/dist-packages/pwnlib/tubes/process.py", line 686, in recv_raw
File "/usr/local/lib/python3.6/dist-packages/pwnlib/tubes/process.py", line 686, in recv_raw
raise EOFError
EOFError
raise EOFError

EOFError

During handling of the above exception, another exception occurred:
During handling of the above exception, another exception occurred:

Traceback (most recent call last):
Traceback (most recent call last):
File "/kheap/grader/exp_runner.py", line 164, in setup
File "/kheap/grader/exp_runner.py", line 164, in setup
self.qemu.wait_ready()
self.qemu.wait_ready()
File "/kheap/grader/qemu_runner.py", line 103, in wait_ready
File "/kheap/grader/qemu_runner.py", line 103, in wait_ready
self.update()
self.update()
File "/kheap/grader/qemu_runner.py", line 68, in update
File "/kheap/grader/qemu_runner.py", line 68, in update
raise RuntimeError("fail to launch qemu")
raise RuntimeError("fail to launch qemu")
RuntimeError: fail to launch qemuRuntimeError: fail to launch qemu