# https://syzkaller.appspot.com/bug?id=e53aa3e24378bd90e7891bb2de17967ed2114385
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{"threaded":true,"collide":true,"repeat":true,"procs":6,"sandbox":"namespace","fault_call":-1,"tun":true,"tmpdir":true,"cgroups":true,"netdev":true,"resetnet":true,"segv":true}
r0 = userfaultfd(0x0)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000))
read(r0, &(0x7f0000000000)=""/41, 0xfe57)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
io_setup(0x8, &(0x7f0000000100)=<r2=>0x0)
close(r1)
io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x5, 0x0, r1, 0x0}])