kernel panic at kern/arch/x86/trap.c:325, from core 1: Proc-ful Page Fault in the Kernel at 0x00000000200000c0!
HW TRAP frame at 0xfffffff001097be0 on core 1
  rax  0x000080000a67f0a0
  rbx  0x00000000200000c0
  rcx  0x0000000000000021
  rdx  0x000000000000010a
  rbp  0xfffffff001097cb8
  rsi  0xffff800015981020
  rdi  0x00000000200000c0
  r8   0x000000000000010a
  r9   0x000000000000002d
  r10  0x0000000000000000
  r11  0xffffffffc211e460
  r12  0x000000000000010a
  r13  0x00000000200000c0
  r14  0xffff800015981020
  r15  0xffff800015981020
  trap 0x0000000e Page Fault
  gsbs 0xffffffffc8f79dc0
  fsbs 0x0000000000000000
  err  0x--------00000003
  rip  0xffffffffc20b4daa
  cs   0x------------0008
  flag 0x0000000000010206
  rsp  0xfffffff001097ca0
  ss   0x------------0010
Backtrace of kernel context on Core 1:
#01 [<0xffffffffc20b4daa>] in bcopy at arch/x86/support64.S:54
#02 [<     [inline]     >] in readmem at src/ns/util.c:17
#02 [<0xffffffffc2045689>] in readstr at src/ns/util.c:51
#03 [<0xffffffffc2015357>] in ipread at src/net/devip.c:890
#04 [<0xffffffffc203fe9d>] in rread at src/ns/sysfile.c:772
#05 [<0xffffffffc20401fb>] in sysread at src/ns/sysfile.c:830
#06 [<0xffffffffc20593e9>] in sys_read at src/syscall.c:1786
#07 [<0xffffffffc205a249>] in syscall at src/syscall.c:2582
#08 [<0xffffffffc205add8>] in run_local_syscall at src/syscall.c:2619
#09 [<0xffffffffc205b319>] in prep_syscalls at src/syscall.c:2639
#10 [<0xffffffffc20b7a92>] in sysenter_callwrapper at arch/x86/trap.c:932
	Args: 0x0000000020000080, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000
SW TRAP frame (partial) at 0xffffffffc8f7a0e0 on core 2
  rbx  0x000030000003cde0
  rbp  0x000030000003ced0
  r12  0x0000000000000000
  r13  0x00000000006d4008
  r14  0x0000000000000000
  r15  0x0000000000000000
  gsbs 0x0000000000000000
  fsbs 0x0000000000000000
  rip  0x000000000043966e
  rsp  0x000030000003cd00
ROS(Core 1)>  mxcsr 0x00001f80
 fpucw 0x037f
[kernel] Invalid syscall 0 for proc 165
	Args: 0x00000000200000c0, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000
SW TRAP frame (partial) at 0xffffffffc8f7a0e0 on core 2
  rbx  0x000030000003cde0
  rbp  0x000030000003ced0
  r12  0x0000000000000000
  r13  0x00000000006d4008
  r14  0x0000000000000000
  r15  0x0000000000000000
  gsbs 0x0000000000000000
  fsbs 0x0000000000000000
  rip  0x000000000043966e
  rsp  0x000030000003cd00
 mxcsr 0x00001f80
 fpucw 0x037f