r0 = add_key$keyring(&(0x7f00000007c0), &(0x7f0000000800)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$revoke(0x3, r0) r1 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffd) keyctl$KEYCTL_RESTRICT_KEYRING(0x1d, r1, &(0x7f0000000340)='asymmetric\x00', &(0x7f00000000c0)=@chain)