# verbatim transcript, guest root shell, stock kernel
sh /tmp/setup.sh; cc -O -o /tmp/dfv3 /tmp/dfv3.c; /tmp/dfv3 negbw 0
=== DF-3354: pipe bandwidth<0, delay=0ms ===
[+] config pipe ok           (pipe 1, bandwidth=-1)
[+] config flowset ok        (fs 100, parent 1, weight 1)
[+] sent 1 x 1400B udp pkt(s) -> 127.0.0.1:1000
[*] waiting for dummynet tick (panic/wedge expected)...
(ssh session dies ~1-2ms later on next dummynet tick)
# serial console (dfbsd-qemu/vm.sh log):
Fatal trap 12: page fault while in kernel mode
cpuid = 0; lapic id = 0
fault virtual address	= 0x30
fault code		= supervisor write data, page not present
instruction pointer	= 0x8:0xffffffff8264a5e4
stack pointer	        = 0x10:0xfffff8008d1f89c0
frame pointer	        = 0x10:0xfffff8008d1f8a20
current process		= Idle
kernel: type 12 trap, code=2
CPU0 stopping CPUs: 0x0000003e
Stopped at      ready_event_wfq+0x274:  addq    %rdx,0x30(%rax)
db>