[BUG] KCSAN: ACPI: data-race in acpi_ut_trace_u32 / acpi_ut_track_stack_ptr

[Mirsad Todorovac]

Hi,

On the Ubuntu 22.04 LTS, on an assembled box with Ryzen 7950X, there seem to be ACPI KCSAN
detected bugs in the startup:

(Please find the complete startup dmesg and lshw attached.)

[    4.052424] ==================================================================
[    4.052596] BUG: KCSAN: data-race in acpi_ut_trace_u32 / acpi_ut_track_stack_ptr

[    4.052815] write to 0xffffffff8b939f44 of 4 bytes by task 0 on cpu 13:
[    4.052966]  acpi_ut_trace_u32+0x56/0x140
[    4.052978]  acpi_read_bit_register+0x4b/0x200
[    4.052989]  acpi_idle_bm_check+0x98/0x140
[    4.052998]  acpi_idle_enter_bm+0xe5/0x150
[    4.053012]  acpi_idle_enter+0x13c/0x190
[    4.053025]  cpuidle_enter_state+0x8d/0x520
[    4.053037]  cpuidle_enter+0x41/0x70
[    4.053048]  call_cpuidle+0x23/0x60
[    4.053060]  do_idle+0x1f1/0x250
[    4.053068]  cpu_startup_entry+0x20/0x30
[    4.053076]  start_secondary+0x129/0x160
[    4.053088]  secondary_startup_64_no_verify+0x17e/0x18b

[    4.053144] read to 0xffffffff8b939f44 of 4 bytes by task 248 on cpu 24:
[    4.053299]  acpi_ut_track_stack_ptr+0x55/0xb0
[    4.053311]  acpi_ps_alloc_op+0x20/0x1a0
[    4.053322]  acpi_ps_create_op+0x2a5/0x640
[    4.053333]  acpi_ps_parse_loop+0x238/0x1030
[    4.053343]  acpi_ps_parse_aml+0x398/0x870
[    4.053354]  acpi_ps_execute_method+0x2e0/0x5f0
[    4.053366]  acpi_ns_evaluate+0x522/0x960
[    4.053378]  acpi_evaluate_object+0x21a/0x650
[    4.053388]  acpi_device_sleep_wake+0xc5/0x170
[    4.053401]  acpi_enable_wakeup_device_power+0xb2/0x190
[    4.053414]  __acpi_device_wakeup_enable+0x57/0x210
[    4.053424]  acpi_pm_set_device_wakeup+0x7a/0x1d0
[    4.053435]  acpi_pci_wakeup+0xf5/0x140
[    4.053448]  __pci_enable_wake+0xc5/0x160
[    4.053458]  pci_finish_runtime_suspend+0x50/0xb0
[    4.053472]  pci_pm_runtime_suspend+0x13d/0x2d0
[    4.053483]  __rpm_callback+0x6f/0x190
[    4.053493]  rpm_callback+0xe4/0x100
[    4.053502]  rpm_suspend+0x278/0xb80
[    4.053511]  pm_runtime_work+0xea/0xf0
[    4.053521]  process_one_work+0x525/0x930
[    4.053533]  worker_thread+0x311/0x7e0
[    4.053544]  kthread+0x18b/0x1d0
[    4.053552]  ret_from_fork+0x43/0x70
[    4.053563]  ret_from_fork_asm+0x1b/0x30

[    4.053614] value changed: 0x00000006 -> 0x00000008

[    4.053772] Reported by Kernel Concurrency Sanitizer on:
[    4.053895] CPU: 24 PID: 248 Comm: kworker/24:2 Not tainted 6.5.0-rc6-net-cfg-kcsan-00038-g16931859a650 #35
[    4.053906] Hardware name: ASRock X670E PG Lightning/X670E PG Lightning, BIOS 1.21 04/26/2023
[    4.053913] Workqueue: pm pm_runtime_work
[    4.053925] ==================================================================
[    4.054480] ACPI: \_SB_.PLTF.C01C: Found 3 idle states
[    4.057126] ==================================================================
[    4.057298] BUG: KCSAN: data-race in acpi_ut_trace / acpi_ut_trace

[    4.057496] write to 0xffffffff8b939f44 of 4 bytes by task 1 on cpu 15:
[    4.057648]  acpi_ut_trace+0x52/0x140
[    4.057659]  acpi_ut_copy_iobject_to_eobject+0x4d/0x200
[    4.057671]  acpi_evaluate_object+0x638/0x650
[    4.057681]  acpi_processor_evaluate_cst+0x6f/0x680
[    4.057693]  acpi_processor_get_cstate_info+0xa3/0x920
[    4.057707]  acpi_processor_power_init+0x2fa/0x350
[    4.057716]  __acpi_processor_start+0x129/0x140
[    4.057729]  acpi_processor_start+0x41/0x60
[    4.057741]  really_probe+0x2b1/0x620
[    4.057752]  __driver_probe_device+0xe7/0x230
[    4.057762]  driver_probe_device+0x64/0x170
[    4.057773]  __driver_attach+0x170/0x2f0
[    4.057783]  bus_for_each_dev+0x92/0xf0
[    4.057796]  driver_attach+0x2d/0x40
[    4.057805]  bus_add_driver+0x1b2/0x310
[    4.057814]  driver_register+0xa9/0x200
[    4.057825]  acpi_processor_driver_init+0x5e/0x120
[    4.057838]  do_one_initcall+0x48/0x3c0
[    4.057850]  kernel_init_freeable+0x5e3/0x840
[    4.057862]  kernel_init+0x21/0x260
[    4.057870]  ret_from_fork+0x43/0x70
[    4.057880]  ret_from_fork_asm+0x1b/0x30

[    4.057931] read to 0xffffffff8b939f44 of 4 bytes by task 253 on cpu 24:
[    4.058084]  acpi_ut_trace+0x3d/0x140
[    4.058095]  acpi_ps_parse_aml+0x52/0x870
[    4.058106]  acpi_ps_execute_method+0x2e0/0x5f0
[    4.058118]  acpi_ns_evaluate+0x522/0x960
[    4.058130]  acpi_evaluate_object+0x21a/0x650
[    4.058140]  acpi_device_sleep_wake+0xc5/0x170
[    4.058152]  acpi_enable_wakeup_device_power+0xb2/0x190
[    4.058165]  __acpi_device_wakeup_enable+0x57/0x210
[    4.058175]  acpi_pm_set_device_wakeup+0x7a/0x1d0
[    4.058186]  acpi_pci_wakeup+0xf5/0x140
[    4.058198]  __pci_enable_wake+0xc5/0x160
[    4.058208]  pci_finish_runtime_suspend+0x50/0xb0
[    4.058221]  pci_pm_runtime_suspend+0x13d/0x2d0
[    4.058232]  __rpm_callback+0x6f/0x190
[    4.058241]  rpm_callback+0xe4/0x100
[    4.058250]  rpm_suspend+0x278/0xb80
[    4.058259]  pm_runtime_work+0xea/0xf0
[    4.058268]  process_one_work+0x525/0x930
[    4.058280]  worker_thread+0x311/0x7e0
[    4.058291]  kthread+0x18b/0x1d0
[    4.058299]  ret_from_fork+0x43/0x70
[    4.058309]  ret_from_fork_asm+0x1b/0x30

[    4.058364] value changed: 0x00000005 -> 0x00000006

[    4.058521] Reported by Kernel Concurrency Sanitizer on:
[    4.058644] CPU: 24 PID: 253 Comm: kworker/24:6 Not tainted 6.5.0-rc6-net-cfg-kcsan-00038-g16931859a650 #35
[    4.058655] Hardware name: ASRock X670E PG Lightning/X670E PG Lightning, BIOS 1.21 04/26/2023
[    4.058662] Workqueue: pm pm_runtime_work
[    4.058673] ==================================================================
[    4.059604] ACPI: \_SB_.PLTF.C01E: Found 3 idle states
[    4.061276] ==================================================================

Best regards,
Mirsad Todorovac

Attachment: dmesg-2.log.xz
Description: application/xz

Attachment: lshw.txt.xz
Description: application/xz