kernel panic at kern/arch/x86/trap.c:640, from core 0: Damn Damn!  Unhandled trap in the kernel!
HW TRAP frame at 0xfffffff0010547b0 on core 0
  rax  0x0000000000000000
  rbx  0xffff800015f29b80
  rcx  0xffff800015bdf000
  rdx  0x0000000000000000
  rbp  0xfffffff0010548c8
  rsi  0x00000000200002c0
  rdi  0xffff800015f29b80
  r8   0x0000000000000000
  r9   0x0000000000000000
  r10  0x0000000000000484
  r11  0xffff8000158a859c
  r12  0x00000000200002c0
  r13  0x00000000ffffffff
  r14  0xfffffff001054910
  r15  0xffff80000218cf41
  trap 0x00000000 Divide error
  gsbs 0xffffffffc8f79b00
  fsbs 0x0000000000000000
  err  0x--------00000000
  rip  0xffffffffc2007c8e
  cs   0x------------0008
  flag 0x0000000000010257
  rsp  0xfffffff001054878
  ss   0x------------0000
Backtrace of kernel context on Core 0:
#01 [<0xffffffffc2007c8e>] in send_event at src/event.c:395
#02 [<0xffffffffc20086f4>] in fire_tap at src/fdtap.c:182
#03 [<0xffffffffc201686b>] in fire_data_taps at src/net/devip.c:1560
#04 [<0xffffffffc20168ba>] in ip_wake_cb at src/net/devip.c:1577
#05 [<     [inline]     >] in qwake_cb at src/ns/qio.c:103
#05 [<0xffffffffc203bf07>] in __qbwrite at src/ns/qio.c:1497
#06 [<0xffffffffc203cc0b>] in qpassnolim at src/ns/qio.c:922
#07 [<0xffffffffc202f621>] in tcpiput at src/net/tcp.c:2595
#08 [<0xffffffffc201e902>] in ipiput4 at src/net/ip.c:543
#09 [<0xffffffffc201acc1>] in etherread4 at src/net/ethermedium.c:457
#10 [<0xffffffffc200b994>] in __ktask_wrapper at src/kthread.c:292
#11 [<0xffffffffc205bfed>] in process_routine_kmsg at src/trap.c:241
#12 [<0xffffffffc205597e>] in __smp_idle at src/smp.c:78