r0 = syz_io_uring_setup(0x5e85, &(0x7f0000000180), &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000200), &(0x7f0000000140)=0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff}) syz_io_uring_setup(0x1b9d, &(0x7f00000002c0), &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffd000/0x1000)=nil, &(0x7f0000000040)=0x0, &(0x7f0000000180)) syz_io_uring_submit(r3, r1, &(0x7f0000000280)=@IORING_OP_RECV=@use_registered_buffer={0x1b, 0x0, 0x0, r2, 0x0, 0x0, 0x0, 0x2041}, 0x0) r4 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x100000e, 0x13, r0, 0x0) syz_io_uring_submit(r4, r1, &(0x7f0000000100)=@IORING_OP_ACCEPT={0xd, 0x0, 0x0, 0xffffffffffffffff, 0x0}, 0x0) io_uring_enter(r0, 0x58ab, 0x0, 0x0, 0x0, 0x0)