プロセスアイドル状態のCPU 6で不明なソースからパニック文字列NMIが発生してノードがリブート

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環境

AFF A250

問題

パニックメッセージが原因でノードが停止しました： NMI from unknown source on cpu 6 in process idle: cpu6 on release 9.10.1P3 (C)

BMCログに次のエラーが表示されます。

54f | 07/10/2023 | 01:27:33 | Power Unit #0x60 | Power off/down | Asserted 550 | 07/10/2023 | 01:28:46 | Temperature #0x10 | Lower Non-critical going low 551 | 07/10/2023 | 01:28:46 | Temperature #0x10 | Lower Critical going low 552 | 07/10/2023 | 01:28:46 | Temperature #0x10 | Lower Non-recoverable going low 553 | 07/10/2023 | 01:28:46 | Temperature #0x11 | Lower Non-critical going low 554 | 07/10/2023 | 01:28:46 | Temperature #0x11 | Lower Critical going low 555 | 07/10/2023 | 01:28:46 | Temperature #0x11 | Lower Non-recoverable going low 556 | 07/10/2023 | 01:28:46 | Power Supply #0x20 | Presence detected | Asserted 557 | 07/10/2023 | 01:28:46 | Power Supply #0x25 | Presence detected | Asserted 558 | 07/10/2023 | 01:28:50 | Battery #0x4a | State Deasserted 559 | 07/10/2023 | 01:28:50 | Battery #0x4b | State Asserted 55a | 07/10/2023 | 01:28:50 | Battery #0x4c | State Asserted 55b | 07/10/2023 | 01:28:50 | Battery #0x4d | State Deasserted 55c | 07/10/2023 | 01:28:50 | Battery #0x4f | State Deasserted 55d | 07/10/2023 | 01:28:50 | Other FRU #0x50 | 55e | 07/10/2023 | 01:28:50 | Other FRU #0x50 | 55f | 07/10/2023 | 01:28:50 | Other FRU #0x50 | 560 | 07/10/2023 | 01:28:50 | Other FRU #0x50 |

BMCファームウェアのバージョンは15.4です。