# https://syzkaller.appspot.com/bug?id=806be1ee5aa1ccf8f49ce7600b2d4a5b7be9ae2c
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{"procs":1,"slowdown":1,"sandbox":"","sandbox_arg":0,"close_fds":false,"callcomments":true}
r0 = userfaultfd(0x801)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000000))
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0x0)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x5})