r0 = syz_open_dev$tty1(0xc, 0x4, 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./cgroup/cgroup.procs\x00', 0x0, 0x0)
r2 = syz_io_uring_setup(0x5c0b, &(0x7f0000000200), &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000180)=<r3=>0x0, &(0x7f0000002a40)=<r4=>0x0)
syz_io_uring_submit(r3, r4, &(0x7f0000000040)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd_index=0x4}, 0x0)
dup3(r0, r1, 0x0)
io_uring_enter(r2, 0x56db, 0x0, 0x0, 0x0, 0x0)