パリティエラーによるブリッジの予期しないリブート

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環境

ATTO FibreBridge 7500
ブリッジFW 3.40

問題

bridge unexpected reboot AutoSupportメッセージ

例：

Tue Feb 26 14:34:54 UTC [node1: dsbridge_admin: callhome.bridge.reboot.unexp:alert]: Call home for Bridge Unexpected Reboot: FB7500N10xxxx

ブリッジログにリブート時のエラーダンプが記録される：

例：

055373 21:54:39 08/24/23 CRIT Parity Error Detected. Source: Acceleration Engine. Code:
 055374 21:54:39 08/24/23 CRIT  0x80
 055375 21:54:39 08/24/23 CRIT Parity Error. Additional Code: 0x80
 055376 21:54:39 08/24/23 CRIT Parity Error. Additional Code: 0x0
 055377 21:54:39 08/24/23 INFO Exception occurred. Possible redundant precedinglog entries
 055378 21:54:39 08/24/23 CRIT Software Interrupt Exception Detected (SWI)(001C)
 055379 21:54:39 08/24/23 CRIT Instr Address   = 00e345f4
 05537A 21:54:39 08/24/23 CRIT SWI Number     = 0x000085
 05537B 21:54:39 08/24/23 INFO Software Interrupt
 05537C 21:54:39 08/24/23 INFO 08/24/2023 21:54:39
 05537D 21:54:39 08/24/23 INFO ST[1f3d8000-1f3e0000] | FP[1f3dfe74]CPSR[60000193]
 05537E 21:54:39 08/24/23 INFO 0014c650<-00266774 | SP[1f3dfe78] FP[1f3dfee4]
 05537F 21:54:39 08/24/23 INFO 00266648<-00000584 | SP[1f3dfee8] FP[006c7b08]
 055380 21:54:39 08/24/23 INFO FP out of range [1f3dfee4]
 055381 21:54:39 08/24/23 INFO Trying FP = 1f3dff74 [1f3dffcc]
 055382 21:54:39 08/24/23 INFO 00e344c4<-00e1bad8 | SP[1f3dff78] FP[1f3dffcc]
 055383 21:54:39 08/24/23 INFO 00e1b784<-00085b98 | SP[1f3dffd0] FP[1f3dfffc]
 055384 21:54:39 08/24/23 INFO 000859c8<-003ec790 | SP[1f3e0000] FP[1f3e0000]
 055385 21:54:39 08/24/23 INFO Exception occurred. Possible redundant preceding log entries
 055386 00:00:05 01/01/00 INFO Reset.  HW Code: Software Warm
 055387 00:00:05 01/01/00 INFO Reset.  Reason: Critical Hardware Error Detected
 055388 21:56:14 08/24/23 SYS  System date has changed. Current date:[08/24/2023]
 055389 21:56:14 08/24/23 INFO Boot/reset occurred (001C)