# https://syzkaller.appspot.com/bug?id=fe7ea2725b76f83128dd9b424a27d8952d275890 # See https://goo.gl/kgGztJ for information about syzkaller reproducers. #{"threaded":true,"procs":1,"slowdown":1,"sandbox":"none","sandbox_arg":0,"tun":true,"netdev":true,"close_fds":false,"vhci":true,"sysctl":true,"tmpdir":true} r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000000)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000002140)={{&(0x7f0000ffc000/0x4000)=nil, 0x4000}, 0x3}) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000000040)={&(0x7f0000fff000/0x1000)=nil, 0x1000})