Public bug reported:
Something is broken in mpt3sas_scsi subsystem, and it seems it affects other
storage related systems too
eg Bug #1970074.
excerpt from dmesg:
[ 1.053769] mpt2sas_cm0: sending port enable !!
[ 1.054273]
================================================================================
[ 1.054505] UBSAN: array-index-out-of-bounds in
/build/linux-D15vQj/linux-6.5.0/drivers/scsi/mpt3sas/mpt3sas_scsih.c:4667:12
[ 1.054962] index 1 is out of range for type 'MPI2_EVENT_SAS_TOPO_PHY_ENTRY
[1]'
[ 1.055048] mpt2sas_cm0: hba_port entry: 00000000ad6fd214, port: 255 is
added to hba_port list
[ 1.055193] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.5.0-9-generic
#9-Ubuntu
[ 1.055597]
================================================================================
[ 1.055667] Hardware name: To Be Filled By O.E.M. To Be Filled By
O.E.M./B360M-ITX, BIOS P4.30 07/21/2020
[ 1.055907] UBSAN: array-index-out-of-bounds in
/build/linux-D15vQj/linux-6.5.0/drivers/scsi/mpt3sas/mpt3sas_scsih.c:6810:36
[ 1.056390] Call Trace:
[ 1.056901] index 1 is out of range for type 'MPI2_SAS_IO_UNIT0_PHY_DATA [1]'
[ 1.057199] <IRQ>
[ 1.057201] dump_stack_lvl+0x48/0x70
[ 1.058006] dump_stack+0x10/0x20
[ 1.058271] __ubsan_handle_out_of_bounds+0xc6/0x110
[ 1.058535] _scsih_check_topo_delete_events+0x2dc/0x350 [mpt3sas]
[ 1.058818] mpt3sas_scsih_event_callback+0x180/0x630 [mpt3sas]
[ 1.059099] _base_async_event.isra.0+0x73/0x190 [mpt3sas]
[ 1.059376] _base_process_reply_queue+0x3b3/0x720 [mpt3sas]
[ 1.059646] _base_interrupt+0x4e/0x70 [mpt3sas]
[ 1.059910] __handle_irq_event_percpu+0x4c/0x1b0
[ 1.060158] handle_irq_event+0x39/0x80
[ 1.060399] handle_edge_irq+0x8c/0x250
[ 1.060633] __common_interrupt+0x53/0x110
[ 1.060864] common_interrupt+0x9f/0xb0
[ 1.061122] </IRQ>
[ 1.061338] <TASK>
[ 1.061550] asm_common_interrupt+0x27/0x40
[ 1.061763] RIP: 0010:cpuidle_enter_state+0xda/0x730
[ 1.061975] Code: 11 04 ff e8 a8 f5 ff ff 8b 53 04 49 89 c7 0f 1f 44 00 00
31 ff e8 26 bb 02 ff 80 7d d0 00 0f 85 61 02 00 00 fb 0f 1f 44 00 00 <45> 85 f6
0f 88 f7 01 00 00 4d 63 ee 49 83 fd 0a 0f 83 17 05 00 00
[ 1.062629] RSP: 0018:ffffffff96603db8 EFLAGS: 00000246
[ 1.062855] RAX: 0000000000000000 RBX: ffffcc1c7fc00100 RCX: 0000000000000000
[ 1.063084] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 1.063308] RBP: ffffffff96603e08 R08: 0000000000000000 R09: 0000000000000000
[ 1.063528] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff968d24a0
[ 1.063743] R13: 0000000000000006 R14: 0000000000000006 R15: 000000003ed6dc01
[ 1.063956] ? cpuidle_enter_state+0xca/0x730
[ 1.064164] ? finish_task_switch.isra.0+0x89/0x2b0
[ 1.064371] cpuidle_enter+0x2e/0x50
[ 1.064573] call_cpuidle+0x23/0x60
[ 1.064769] cpuidle_idle_call+0x11d/0x190
[ 1.064978] do_idle+0x82/0xf0
[ 1.065205] cpu_startup_entry+0x1d/0x20
[ 1.065382] rest_init+0xde/0x100
[ 1.065559] ? acpi_enable_subsystem+0xe6/0x2a0
[ 1.065736] ? static_key_disable+0x1f/0x30
[ 1.065908] arch_call_rest_init+0xe/0x30
[ 1.066081] start_kernel+0x34f/0x440
[ 1.066253] x86_64_start_reservations+0x18/0x30
[ 1.066426] x86_64_start_kernel+0xbf/0x110
[ 1.066595] secondary_startup_64_no_verify+0x17e/0x18b
[ 1.066767] </TASK>
[ 1.066932]
================================================================================
[ 1.066932] CPU: 4 PID: 10 Comm: kworker/u12:0 Not tainted 6.5.0-9-generic
#9-Ubuntu
[ 1.067105]
================================================================================
[ 1.067280] Hardware name: To Be Filled By O.E.M. To Be Filled By
O.E.M./B360M-ITX, BIOS P4.30 07/21/2020
[ 1.067459] UBSAN: array-index-out-of-bounds in
/build/linux-D15vQj/linux-6.5.0/drivers/scsi/mpt3sas/mpt3sas_scsih.c:4670:32
[ 1.067826] Workqueue: fw_event_mpt2sas0 _firmware_event_work [mpt3sas]
[ 1.068219] index 3 is out of range for type 'MPI2_EVENT_SAS_TOPO_PHY_ENTRY
[1]'
[ 1.068220] Call Trace:
[ 1.069085] <TASK>
[ 1.069283] dump_stack_lvl+0x48/0x70
[ 1.069481] dump_stack+0x10/0x20
[ 1.069665] __ubsan_handle_out_of_bounds+0xc6/0x110
[ 1.069849] _scsih_sas_host_add+0x66e/0x700 [mpt3sas]
[ 1.070047] _mpt3sas_fw_work+0x69f/0xbb0 [mpt3sas]
[ 1.070243] ? finish_task_switch.isra.0+0x89/0x2b0
[ 1.070428] ? __schedule+0x2d4/0x770
[ 1.070609] _firmware_event_work+0x16/0x20 [mpt3sas]
[ 1.070804] process_one_work+0x220/0x440
[ 1.070984] worker_thread+0x4d/0x3f0
[ 1.071162] ? __pfx_worker_thread+0x10/0x10
[ 1.071340] kthread+0xef/0x120
[ 1.071518] ? __pfx_kthread+0x10/0x10
[ 1.071696] ret_from_fork+0x44/0x70
[ 1.071874] ? __pfx_kthread+0x10/0x10
[ 1.072053] ret_from_fork_asm+0x1b/0x30
[ 1.072231] </TASK>
[ 1.072406] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.5.0-9-generic
#9-Ubuntu
[ 1.072407]
================================================================================
[ 1.072780] Hardware name: To Be Filled By O.E.M. To Be Filled By
O.E.M./B360M-ITX, BIOS P4.30 07/21/2020
[ 1.073200] Call Trace:
[ 1.073394] <IRQ>
[ 1.073585] dump_stack_lvl+0x48/0x70
[ 1.073778] dump_stack+0x10/0x20
[ 1.073951] mpt2sas_cm0: host_add: handle(0x0001),
sas_addr(0x500605b006eeb390), phys(8)
[ 1.073965] __ubsan_handle_out_of_bounds+0xc6/0x110
[ 1.074345] _scsih_check_topo_delete_events+0x2f0/0x350 [mpt3sas]
[ 1.074550] mpt3sas_scsih_event_callback+0x180/0x630 [mpt3sas]
[ 1.074747] _base_async_event.isra.0+0x73/0x190 [mpt3sas]
[ 1.074939] _base_process_reply_queue+0x3b3/0x720 [mpt3sas]
[ 1.075125] _base_interrupt+0x4e/0x70 [mpt3sas]
[ 1.075308] __handle_irq_event_percpu+0x4c/0x1b0
[ 1.075475] handle_irq_event+0x39/0x80
[ 1.075638] handle_edge_irq+0x8c/0x250
[ 1.075800] __common_interrupt+0x53/0x110
[ 1.075965] common_interrupt+0x9f/0xb0
[ 1.076129] </IRQ>
[ 1.076291] <TASK>
[ 1.076451] asm_common_interrupt+0x27/0x40
[ 1.076613] RIP: 0010:cpuidle_enter_state+0xda/0x730
[ 1.076776] Code: 11 04 ff e8 a8 f5 ff ff 8b 53 04 49 89 c7 0f 1f 44 00 00
31 ff e8 26 bb 02 ff 80 7d d0 00 0f 85 61 02 00 00 fb 0f 1f 44 00 00 <45> 85 f6
0f 88 f7 01 00 00 4d 63 ee 49 83 fd 0a 0f 83 17 05 00 00
[ 1.077339] RSP: 0018:ffffffff96603db8 EFLAGS: 00000246
[ 1.077525] RAX: 0000000000000000 RBX: ffffcc1c7fc00100 RCX: 0000000000000000
[ 1.077716] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 1.077906] RBP: ffffffff96603e08 R08: 0000000000000000 R09: 0000000000000000
[ 1.078096] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff968d24a0
[ 1.078286] R13: 0000000000000006 R14: 0000000000000006 R15: 000000003ed6dc01
[ 1.078479] ? cpuidle_enter_state+0xca/0x730
[ 1.078673] ? finish_task_switch.isra.0+0x89/0x2b0
[ 1.078868] cpuidle_enter+0x2e/0x50
[ 1.079063] call_cpuidle+0x23/0x60
[ 1.079254] cpuidle_idle_call+0x11d/0x190
[ 1.079442] do_idle+0x82/0xf0
[ 1.079623] cpu_startup_entry+0x1d/0x20
[ 1.079797] rest_init+0xde/0x100
[ 1.079971] ? acpi_enable_subsystem+0xe6/0x2a0
[ 1.080148] ? static_key_disable+0x1f/0x30
[ 1.080327] arch_call_rest_init+0xe/0x30
[ 1.080506] start_kernel+0x34f/0x440
[ 1.080681] x86_64_start_reservations+0x18/0x30
[ 1.080853] x86_64_start_kernel+0xbf/0x110
[ 1.081057] secondary_startup_64_no_verify+0x17e/0x18b
[ 1.081228] </TASK>
Ubuntu 6.5.0-9.9-generic 6.5.3
lspci:
00:00.0 Host bridge: Intel Corporation 8th Gen Core Processor Host Bridge/DRAM
Registers (rev 07)
00:01.0 PCI bridge: Intel Corporation 6th-10th Gen Core Processor PCIe
Controller (x16) (rev 07)
00:02.0 VGA compatible controller: Intel Corporation CoffeeLake-S GT2 [UHD
Graphics 630]
00:12.0 Signal processing controller: Intel Corporation Cannon Lake PCH Thermal
Controller (rev 10)
00:14.0 USB controller: Intel Corporation Cannon Lake PCH USB 3.1 xHCI Host
Controller (rev 10)
00:14.2 RAM memory: Intel Corporation Cannon Lake PCH Shared SRAM (rev 10)
00:16.0 Communication controller: Intel Corporation Cannon Lake PCH HECI
Controller (rev 10)
00:17.0 SATA controller: Intel Corporation Cannon Lake PCH SATA AHCI Controller
(rev 10)
00:1b.0 PCI bridge: Intel Corporation Cannon Lake PCH PCI Express Root Port #21
(rev f0)
00:1f.0 ISA bridge: Intel Corporation Device a308 (rev 10)
00:1f.3 Audio device: Intel Corporation Cannon Lake PCH cAVS (rev 10)
00:1f.4 SMBus: Intel Corporation Cannon Lake PCH SMBus Controller (rev 10)
00:1f.5 Serial bus controller: Intel Corporation Cannon Lake PCH SPI Controller
(rev 10)
00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection (7) I219-V
(rev 10)
01:00.0 Serial Attached SCSI controller: Broadcom / LSI SAS2308 PCI-Express
Fusion-MPT SAS-2 (rev 05)
02:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD
Controller PM9A1/PM9A3/980PRO
full dmesg log attached.
Despite this, SAS controller seem to work fine but this is my doubt it
is stable enough to not do any incidental data corruption.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Incomplete
** Attachment added: "dmesg output"
https://bugs.launchpad.net/bugs/2039384/+attachment/5709602/+files/dmesg_15102023.log
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https://bugs.launchpad.net/bugs/2039384
Title:
UBSAN: array-index-out-of-bounds in
/build/linux-D15vQj/linux-6.5.0/drivers/scsi/mpt3sas/mpt3sas_scsih.c:4667:12
Status in linux package in Ubuntu:
Incomplete
Bug description:
Something is broken in mpt3sas_scsi subsystem, and it seems it affects other
storage related systems too
eg Bug #1970074.
excerpt from dmesg:
[ 1.053769] mpt2sas_cm0: sending port enable !!
[ 1.054273]
================================================================================
[ 1.054505] UBSAN: array-index-out-of-bounds in
/build/linux-D15vQj/linux-6.5.0/drivers/scsi/mpt3sas/mpt3sas_scsih.c:4667:12
[ 1.054962] index 1 is out of range for type
'MPI2_EVENT_SAS_TOPO_PHY_ENTRY [1]'
[ 1.055048] mpt2sas_cm0: hba_port entry: 00000000ad6fd214, port: 255 is
added to hba_port list
[ 1.055193] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.5.0-9-generic
#9-Ubuntu
[ 1.055597]
================================================================================
[ 1.055667] Hardware name: To Be Filled By O.E.M. To Be Filled By
O.E.M./B360M-ITX, BIOS P4.30 07/21/2020
[ 1.055907] UBSAN: array-index-out-of-bounds in
/build/linux-D15vQj/linux-6.5.0/drivers/scsi/mpt3sas/mpt3sas_scsih.c:6810:36
[ 1.056390] Call Trace:
[ 1.056901] index 1 is out of range for type 'MPI2_SAS_IO_UNIT0_PHY_DATA
[1]'
[ 1.057199] <IRQ>
[ 1.057201] dump_stack_lvl+0x48/0x70
[ 1.058006] dump_stack+0x10/0x20
[ 1.058271] __ubsan_handle_out_of_bounds+0xc6/0x110
[ 1.058535] _scsih_check_topo_delete_events+0x2dc/0x350 [mpt3sas]
[ 1.058818] mpt3sas_scsih_event_callback+0x180/0x630 [mpt3sas]
[ 1.059099] _base_async_event.isra.0+0x73/0x190 [mpt3sas]
[ 1.059376] _base_process_reply_queue+0x3b3/0x720 [mpt3sas]
[ 1.059646] _base_interrupt+0x4e/0x70 [mpt3sas]
[ 1.059910] __handle_irq_event_percpu+0x4c/0x1b0
[ 1.060158] handle_irq_event+0x39/0x80
[ 1.060399] handle_edge_irq+0x8c/0x250
[ 1.060633] __common_interrupt+0x53/0x110
[ 1.060864] common_interrupt+0x9f/0xb0
[ 1.061122] </IRQ>
[ 1.061338] <TASK>
[ 1.061550] asm_common_interrupt+0x27/0x40
[ 1.061763] RIP: 0010:cpuidle_enter_state+0xda/0x730
[ 1.061975] Code: 11 04 ff e8 a8 f5 ff ff 8b 53 04 49 89 c7 0f 1f 44 00 00
31 ff e8 26 bb 02 ff 80 7d d0 00 0f 85 61 02 00 00 fb 0f 1f 44 00 00 <45> 85 f6
0f 88 f7 01 00 00 4d 63 ee 49 83 fd 0a 0f 83 17 05 00 00
[ 1.062629] RSP: 0018:ffffffff96603db8 EFLAGS: 00000246
[ 1.062855] RAX: 0000000000000000 RBX: ffffcc1c7fc00100 RCX:
0000000000000000
[ 1.063084] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
0000000000000000
[ 1.063308] RBP: ffffffff96603e08 R08: 0000000000000000 R09:
0000000000000000
[ 1.063528] R10: 0000000000000000 R11: 0000000000000000 R12:
ffffffff968d24a0
[ 1.063743] R13: 0000000000000006 R14: 0000000000000006 R15:
000000003ed6dc01
[ 1.063956] ? cpuidle_enter_state+0xca/0x730
[ 1.064164] ? finish_task_switch.isra.0+0x89/0x2b0
[ 1.064371] cpuidle_enter+0x2e/0x50
[ 1.064573] call_cpuidle+0x23/0x60
[ 1.064769] cpuidle_idle_call+0x11d/0x190
[ 1.064978] do_idle+0x82/0xf0
[ 1.065205] cpu_startup_entry+0x1d/0x20
[ 1.065382] rest_init+0xde/0x100
[ 1.065559] ? acpi_enable_subsystem+0xe6/0x2a0
[ 1.065736] ? static_key_disable+0x1f/0x30
[ 1.065908] arch_call_rest_init+0xe/0x30
[ 1.066081] start_kernel+0x34f/0x440
[ 1.066253] x86_64_start_reservations+0x18/0x30
[ 1.066426] x86_64_start_kernel+0xbf/0x110
[ 1.066595] secondary_startup_64_no_verify+0x17e/0x18b
[ 1.066767] </TASK>
[ 1.066932]
================================================================================
[ 1.066932] CPU: 4 PID: 10 Comm: kworker/u12:0 Not tainted 6.5.0-9-generic
#9-Ubuntu
[ 1.067105]
================================================================================
[ 1.067280] Hardware name: To Be Filled By O.E.M. To Be Filled By
O.E.M./B360M-ITX, BIOS P4.30 07/21/2020
[ 1.067459] UBSAN: array-index-out-of-bounds in
/build/linux-D15vQj/linux-6.5.0/drivers/scsi/mpt3sas/mpt3sas_scsih.c:4670:32
[ 1.067826] Workqueue: fw_event_mpt2sas0 _firmware_event_work [mpt3sas]
[ 1.068219] index 3 is out of range for type
'MPI2_EVENT_SAS_TOPO_PHY_ENTRY [1]'
[ 1.068220] Call Trace:
[ 1.069085] <TASK>
[ 1.069283] dump_stack_lvl+0x48/0x70
[ 1.069481] dump_stack+0x10/0x20
[ 1.069665] __ubsan_handle_out_of_bounds+0xc6/0x110
[ 1.069849] _scsih_sas_host_add+0x66e/0x700 [mpt3sas]
[ 1.070047] _mpt3sas_fw_work+0x69f/0xbb0 [mpt3sas]
[ 1.070243] ? finish_task_switch.isra.0+0x89/0x2b0
[ 1.070428] ? __schedule+0x2d4/0x770
[ 1.070609] _firmware_event_work+0x16/0x20 [mpt3sas]
[ 1.070804] process_one_work+0x220/0x440
[ 1.070984] worker_thread+0x4d/0x3f0
[ 1.071162] ? __pfx_worker_thread+0x10/0x10
[ 1.071340] kthread+0xef/0x120
[ 1.071518] ? __pfx_kthread+0x10/0x10
[ 1.071696] ret_from_fork+0x44/0x70
[ 1.071874] ? __pfx_kthread+0x10/0x10
[ 1.072053] ret_from_fork_asm+0x1b/0x30
[ 1.072231] </TASK>
[ 1.072406] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.5.0-9-generic
#9-Ubuntu
[ 1.072407]
================================================================================
[ 1.072780] Hardware name: To Be Filled By O.E.M. To Be Filled By
O.E.M./B360M-ITX, BIOS P4.30 07/21/2020
[ 1.073200] Call Trace:
[ 1.073394] <IRQ>
[ 1.073585] dump_stack_lvl+0x48/0x70
[ 1.073778] dump_stack+0x10/0x20
[ 1.073951] mpt2sas_cm0: host_add: handle(0x0001),
sas_addr(0x500605b006eeb390), phys(8)
[ 1.073965] __ubsan_handle_out_of_bounds+0xc6/0x110
[ 1.074345] _scsih_check_topo_delete_events+0x2f0/0x350 [mpt3sas]
[ 1.074550] mpt3sas_scsih_event_callback+0x180/0x630 [mpt3sas]
[ 1.074747] _base_async_event.isra.0+0x73/0x190 [mpt3sas]
[ 1.074939] _base_process_reply_queue+0x3b3/0x720 [mpt3sas]
[ 1.075125] _base_interrupt+0x4e/0x70 [mpt3sas]
[ 1.075308] __handle_irq_event_percpu+0x4c/0x1b0
[ 1.075475] handle_irq_event+0x39/0x80
[ 1.075638] handle_edge_irq+0x8c/0x250
[ 1.075800] __common_interrupt+0x53/0x110
[ 1.075965] common_interrupt+0x9f/0xb0
[ 1.076129] </IRQ>
[ 1.076291] <TASK>
[ 1.076451] asm_common_interrupt+0x27/0x40
[ 1.076613] RIP: 0010:cpuidle_enter_state+0xda/0x730
[ 1.076776] Code: 11 04 ff e8 a8 f5 ff ff 8b 53 04 49 89 c7 0f 1f 44 00 00
31 ff e8 26 bb 02 ff 80 7d d0 00 0f 85 61 02 00 00 fb 0f 1f 44 00 00 <45> 85 f6
0f 88 f7 01 00 00 4d 63 ee 49 83 fd 0a 0f 83 17 05 00 00
[ 1.077339] RSP: 0018:ffffffff96603db8 EFLAGS: 00000246
[ 1.077525] RAX: 0000000000000000 RBX: ffffcc1c7fc00100 RCX:
0000000000000000
[ 1.077716] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
0000000000000000
[ 1.077906] RBP: ffffffff96603e08 R08: 0000000000000000 R09:
0000000000000000
[ 1.078096] R10: 0000000000000000 R11: 0000000000000000 R12:
ffffffff968d24a0
[ 1.078286] R13: 0000000000000006 R14: 0000000000000006 R15:
000000003ed6dc01
[ 1.078479] ? cpuidle_enter_state+0xca/0x730
[ 1.078673] ? finish_task_switch.isra.0+0x89/0x2b0
[ 1.078868] cpuidle_enter+0x2e/0x50
[ 1.079063] call_cpuidle+0x23/0x60
[ 1.079254] cpuidle_idle_call+0x11d/0x190
[ 1.079442] do_idle+0x82/0xf0
[ 1.079623] cpu_startup_entry+0x1d/0x20
[ 1.079797] rest_init+0xde/0x100
[ 1.079971] ? acpi_enable_subsystem+0xe6/0x2a0
[ 1.080148] ? static_key_disable+0x1f/0x30
[ 1.080327] arch_call_rest_init+0xe/0x30
[ 1.080506] start_kernel+0x34f/0x440
[ 1.080681] x86_64_start_reservations+0x18/0x30
[ 1.080853] x86_64_start_kernel+0xbf/0x110
[ 1.081057] secondary_startup_64_no_verify+0x17e/0x18b
[ 1.081228] </TASK>
Ubuntu 6.5.0-9.9-generic 6.5.3
lspci:
00:00.0 Host bridge: Intel Corporation 8th Gen Core Processor Host
Bridge/DRAM Registers (rev 07)
00:01.0 PCI bridge: Intel Corporation 6th-10th Gen Core Processor PCIe
Controller (x16) (rev 07)
00:02.0 VGA compatible controller: Intel Corporation CoffeeLake-S GT2 [UHD
Graphics 630]
00:12.0 Signal processing controller: Intel Corporation Cannon Lake PCH
Thermal Controller (rev 10)
00:14.0 USB controller: Intel Corporation Cannon Lake PCH USB 3.1 xHCI Host
Controller (rev 10)
00:14.2 RAM memory: Intel Corporation Cannon Lake PCH Shared SRAM (rev 10)
00:16.0 Communication controller: Intel Corporation Cannon Lake PCH HECI
Controller (rev 10)
00:17.0 SATA controller: Intel Corporation Cannon Lake PCH SATA AHCI
Controller (rev 10)
00:1b.0 PCI bridge: Intel Corporation Cannon Lake PCH PCI Express Root Port
#21 (rev f0)
00:1f.0 ISA bridge: Intel Corporation Device a308 (rev 10)
00:1f.3 Audio device: Intel Corporation Cannon Lake PCH cAVS (rev 10)
00:1f.4 SMBus: Intel Corporation Cannon Lake PCH SMBus Controller (rev 10)
00:1f.5 Serial bus controller: Intel Corporation Cannon Lake PCH SPI
Controller (rev 10)
00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection (7) I219-V
(rev 10)
01:00.0 Serial Attached SCSI controller: Broadcom / LSI SAS2308 PCI-Express
Fusion-MPT SAS-2 (rev 05)
02:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD
Controller PM9A1/PM9A3/980PRO
full dmesg log attached.
Despite this, SAS controller seem to work fine but this is my doubt it
is stable enough to not do any incidental data corruption.
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