r0 = syz_io_uring_setup(0xa40, &(0x7f00000003c0), &(0x7f00000a0000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000200)=<r1=>0x0, &(0x7f0000000240)=<r2=>0x0)
r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READV=@use_registered_buffer={0x1, 0x0, 0x0, @fd=r3}, 0x0)
ioctl$TIOCPKT(r3, 0x5420, &(0x7f0000000100)=0x1)
io_uring_enter(r0, 0x58ab, 0x0, 0x0, 0x0, 0x0)