Hello I found this panic recently after I did reboot operation, not sure if it's one known issue, could you help check it? Let me know if you need any info/testing for it, thanks. [ 1043.213318] systemd-shutdown[1]: Successfully changed into root pivot. [ 1043.219854] systemd-shutdown[1]: Returning to initrd... [ 1043.320459] dracut Warning: Killing all remaining processes dracut Warning: Killing all remaining processes [ 1043.385715] XFS (dm-0): Unmounting Filesystem e306de50-ca8c-48be-ae7b-cb9572bd4abc [ 1043.440310] dracut Warning: Unmounted /oldroot. dracut Warning: Unmounted /oldroot. [ 1043.481954] dracut: Disassembling device-mapper devices Rebooting. [ 1043.913483] megaraid_sas 0000:18:00.0: megasas_disable_intr_fusion is called outbound_intr_mask:0x40000009 [ 1044.464876] ACPI: PM: Preparing to enter system sleep state S5 [ 1047.510492] {1}[Hardware Error]: Hardware error from APEI Generic Hardware Error Source: 5 [ 1047.510495] {1}[Hardware Error]: event severity: fatal [ 1047.510497] {1}[Hardware Error]: Error 0, type: fatal [ 1047.510498] {1}[Hardware Error]: section_type: PCIe error [ 1047.510499] {1}[Hardware Error]: port_type: 0, PCIe end point [ 1047.510501] {1}[Hardware Error]: version: 3.0 [ 1047.510502] {1}[Hardware Error]: command: 0x0002, status: 0x0010 [ 1047.510504] {1}[Hardware Error]: device_id: 0000:01:00.1 [ 1047.510506] {1}[Hardware Error]: slot: 0 [ 1047.510506] {1}[Hardware Error]: secondary_bus: 0x00 [ 1047.510507] {1}[Hardware Error]: vendor_id: 0x14e4, device_id: 0x165f [ 1047.510509] {1}[Hardware Error]: class_code: 020000 [ 1047.510510] {1}[Hardware Error]: aer_uncor_status: 0x00100000, aer_uncor_mask: 0x00010000 [ 1047.510511] {1}[Hardware Error]: aer_uncor_severity: 0x000ef030 [ 1047.510513] {1}[Hardware Error]: TLP Header: 40000001 0000000f 90028090 00000000 [ 1047.510516] Kernel panic - not syncing: Fatal hardware error! [ 1047.510518] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.8.0-rc2+ #1 [ 1047.510520] Hardware name: Dell Inc. PowerEdge R640/08HT8T, BIOS 2.20.1 09/13/2023 [ 1047.510522] Call Trace: [ 1047.510524] <NMI> [ 1047.510526] dump_stack_lvl+0x38/0x50 [ 1047.510533] panic+0x312/0x340 [ 1047.510537] __ghes_panic+0x67/0x70 [ 1047.510541] ghes_in_nmi_queue_one_entry.constprop.0+0x21d/0x2b0 [ 1047.510543] ghes_notify_nmi+0x59/0xd0 [ 1047.510545] nmi_handle+0x5a/0x150 [ 1047.510550] default_do_nmi+0x40/0x100 [ 1047.510554] exc_nmi+0x112/0x190 [ 1047.510556] end_repeat_nmi+0xf/0x60 [ 1047.510561] RIP: 0010:intel_idle_ibrs+0x89/0x100 [ 1047.510564] Code: 48 89 d1 65 48 8b 04 25 00 2f 03 00 0f 01 c8 48 8b 00 a8 08 75 14 66 90 0f 00 2d ee 81 45 00 b9 01 00 00 00 4c 89 c0 0f 01 c9 <65> 48 8b 04 25 00 2f 03 00 f0 80 60 02 df f0 83 44 24 fc 00 48 8b [ 1047.510566] RSP: 0018:ffffffff99803e38 EFLAGS: 00000046 [ 1047.510568] RAX: 0000000000000020 RBX: 0000000000000003 RCX: 0000000000000001 [ 1047.510570] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 [ 1047.510570] RBP: ffffffff99cb4060 R08: 0000000000000020 R09: 0000000000000c54 [ 1047.510572] R10: 0000000000000001 R11: ffff9ae2300321e4 R12: ffffffff99cb4060 [ 1047.510573] R13: ffffffff99cb41b0 R14: 0000000000000003 R15: 0000000000000000 [ 1047.510575] ? intel_idle_ibrs+0x89/0x100 [ 1047.510577] ? intel_idle_ibrs+0x89/0x100 [ 1047.510578] </NMI> [ 1047.510578] <TASK> [ 1047.510579] cpuidle_enter_state+0x7a/0x420 [ 1047.510583] cpuidle_enter+0x29/0x40 [ 1047.510590] cpuidle_idle_call+0xf5/0x160 [ 1047.510594] do_idle+0x7b/0xe0 [ 1047.510596] cpu_startup_entry+0x26/0x30 [ 1047.510599] rest_init+0xcc/0xd0 [ 1047.510600] arch_call_rest_init+0xa/0x30 [ 1047.510604] start_kernel+0x329/0x400 [ 1047.510607] x86_64_start_reservations+0x14/0x30 [ 1047.510610] x86_64_start_kernel+0x92/0xa0 [ 1047.510612] secondary_startup_64_no_verify+0x184/0x18b [ 1047.510617] </TASK> [ 1047.510631] Kernel Offset: 0x17000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) -- Best Regards, Yi Zhang