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/fabos/cliexec/hadump: --------------------------------------- TIME_STAMP: Sep 2 09:30:42.390914 --------------------------------------- Local CP (Slot 2, CP1): Active, Cold Recovered Remote CP (Slot 1, CP0): Standby, Healthy HA enabled, Heartbeat Up, HA State synchronizedErrdump: 2024/09/02-02:02:00 (CEST), SLOT 2- processor rebooted because to OCP or a silent reboot 2024/09/02-02:02:42 (CEST), SLOT 1 -Processor rebooted - Software Fault:Kernel Panic. RAS logs: 2024/09/02-02:02:42:643406 (CEST), [HAM-1004], 10191663/3911876, SLOT 1 | CHASSIS, INFO, FC4CH0300, Processor rebooted - Software Fault:Kernel Panic., reboot.c, line: 122, comp:hamd, ltime:2024/09/02-02:02:29:879803
The data shows that the reboot is caused due to the syslock module. Per the engineering team, there were several fixes development for Silent Reboot put into 9.2.1 that stop this issue from occurring. There is no public defect for it, hence it is not shown in the v9.2.1x release note: PowerPC Book-E Watchdog Exception CPU: 5 PID: 0 Comm: swapper/5 Tainted: P O L 4.1.35rt41 #1 task: 9d06ea40 ti: ac29c000 task.ti: 9d0c4000 NIP: 407785e0 LR: c1bcfd6c CTR: 40778610 REGS: ac29ff10 TRAP: 3202 Tainted: P O L (4.1.35rt41) MSR: 00021202 <CE,ME,DE> CR: 42000044 XER: 00000000 GPR00: c1bcfd6c 9d0c7b80 9d06ea40 00021202 00000000 9d0c7d10 45d8950e 409b51c0 GPR08: acc98010 00000001 00000000 9d0c7cf0 40778610 00000000 00000101 00000004 GPR16: 00000000 40a0f080 9d0c4000 40a0f084 c1c61c10 9d483b10 a31dd2e0 a31dd0e0 GPR24: 00000005 c1be0000 40a0f144 000004d8 c1bded7c 00000001 9d0c4000 c1bded7c NIP [407785e0] __raw_spin_lock_irqsave+0xc0/0xf0 LR [c1bcfd6c] sys_lock_info_post_lock+0x8c/0xd70 [syslock_module] Call Trace: [9d0c7b80] [00021202] 0x21202 (unreliable) [9d0c7ba0] [c1bcfd6c] sys_lock_info_post_lock+0x8c/0xd70 [syslock_module] [9d0c7cf0] [c1bcd2b0] _sys_spin_lock_bh+0x240/0x310 [syslock_module] [9d0c7d20] [c1c61c70] isc_sap_timer+0x60/0x1f0 [isc_module] [9d0c7da0] [4008f1c8] call_timer_fn.isra.28+0x28/0x90 [9d0c7dc0] [4008f404] run_timer_softirq+0x1d4/0x260BUG: soft lockup
Upgrade to v9.2.1a or later as there are several fixes and developments for Silent Reboot put into 9.2.1 that stop this issue from occurring.
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