ioctl$BTRFS_IOC_DEV_INFO(r0, 0xd000941e, &(0x7f0000000040)={r5, "8fab0f5b0d88eefd3693b4bc2e5a6aca"}) r6 = add_key$keyring(&(0x7f00000027c0), &(0x7f0000002800)={'syz', 0x3}, 0x0, 0x0, r1) keyctl$read(0xb, r6, 0x0, 0x0) BUG: leak checking failed