r0 = syz_io_uring_setup(0x21, &(0x7f0000000080), &(0x7f00000a0000)=nil, &(0x7f0000ffd000/0x2000)=nil, &(0x7f0000000180)=<r1=>0x0, &(0x7f0000002a40)=<r2=>0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={<r3=>0xffffffffffffffff})
syz_io_uring_submit(r1, r2, &(0x7f0000000780)=@IORING_OP_SENDMSG={0x9, 0x0, 0x0, r3, 0x0, &(0x7f0000000740)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB="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"], 0x2e8}, 0x0, 0x881}, 0x0)
io_uring_enter(r0, 0x76d3, 0x0, 0x0, 0x0, 0x0)