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ONTAPのアップグレード中にSSAL unseal operation failedアラートが報告されました

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環境

問題

  • ONTAPのアップグレード中、ノードのイベントログで次のエラーが報告されます。

[NodeA: svc_queue_thread: crypto.ssal.failed:alert]: SSAL operation failed: SSAL Unseal operation failed.
[NodeA: splog_main: mgr.boot.reason_ok:notice]: System rebooted after a giveback.

  • これにより、原因アップグレードプロセスで問題が発生することはありません。
  • エラー発生時のSKTRACE.GZログには、次の情報が表示されます。

[0:0] SSAL_Error:  tss_tpm_load:396 tss_malloc of 0 bytes failed for public buffer
[0:0] SSAL_Error:  crypto_ssal_tpm_unseal:226 tss_tpm_load failed
[0:0] SSAL_Error:  tss_log_error:232 crypto_ssal_tpm_unseal: failed, rc 000b0003
[0:0] SSAL_Error:  tss_log_error:234 TSS_RC_MALLOC_SIZE - The malloc size is too large or zero

  • 同時に、MGWD.GZログ は以下を示します。
    • TPMのアップグレード
    • で書き込みに成功しました KeymanagerConfigFile

[kern_mgwd:info:2666] 0x820cfde00: 0: DEBUG: security_mgwd::upgrade::TPMUpgradeRevert: [upgradeCommit]:107: Entering TPM Upgrade Task
[kern_mgwd:info:2666] 0x820cfde00: 0: DEBUG: keymanager_shared::KeymanagerConfigFile: [write]:192: started writing file: /cfcard/kmip/km_onboard.wkeydb
[kern_mgwd:info:2666] 0x820cfde00: 0: DEBUG: keymanager_shared::KeymanagerConfigFile: [write]:225: finished writing file: /cfcard/kmip/km_onboard.wkeydb
[kern_mgwd:info:2666] 0x820cfde00: 0: DEBUG: security_mgwd::upgrade::TPMUpgradeRevert: [upgradeCommit]:121: Finishing TPM Upgrade Task: success

 

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