r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) r1 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000300)={'syz', 0x3}, 0x0, 0x0, r0) r2 = add_key$keyring(&(0x7f0000000040), &(0x7f00000002c0)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffd) add_key$keyring(&(0x7f0000000080), &(0x7f00000000c0)={'syz', 0x3}, 0x0, 0x0, r2) keyctl$link(0x8, r2, r1)