Re: 2.6.3 Oops when power-off via sys-rq
From: Len Brown
Date: Thu Feb 26 2004 - 18:00:43 EST
Alexander,
Please file an bug at bugzilla.kernel.org
category: power management
component: ACPI
thanks,
-Len
On Thu, 2004-02-26 at 07:52, Alexander Y. Fomichev wrote:
> Hello!
>
> I get an oops any time when try to poweroff my 2xAthlon MP 2400 box
> [2.6.3]
> via SysRq: poweroff. Instead of poweroff i see an oops and box
> appears to be locked. This is not a significant problem for me,
> but also not looks like a normal behaviour.
>
> Here is a trace:
>
> SysRq : Power Off
>
> acpi_power_off called
> bad: scheduling while atomic!
> Call Trace:
> [<c011b79e>] schedule+0x68e/0x6a0
> [<c01fd4c1>] acpi_ut_release_mutex+0x67/0x6c
> [<c01fc605>] acpi_ut_acquire_from_cache+0x44/0x9e
> [<c0128520>] __mod_timer+0x180/0x220
> [<c01291fb>] schedule_timeout+0x6b/0xc0
> [<c0129180>] process_timeout+0x0/0x10
> [<c01f1cf2>] acpi_ex_system_do_suspend+0x1f/0x28
> [<c01f0d1c>] acpi_ex_opcode_1A_0T_0R+0x48/0x8d
> [<c01ead21>] acpi_ds_exec_end_op+0xad/0x268
> [<c01f7fd6>] acpi_ps_parse_loop+0x516/0x821
> [<c01fd5f3>] acpi_ut_delete_generic_state+0xb/0xe
> [<c01fe34b>] acpi_ut_update_object_reference+0x1ec/0x22a
> [<c01fe3a1>] acpi_ut_add_reference+0x18/0x1c
> [<c01ea10c>] acpi_ds_method_data_set_value+0x29/0x36
> [<c01fd444>] acpi_ut_acquire_mutex+0x5c/0x72
> [<c01fd4c1>] acpi_ut_release_mutex+0x67/0x6c
> [<c01fc605>] acpi_ut_acquire_from_cache+0x44/0x9e
> [<c01f832f>] acpi_ps_parse_aml+0x4e/0x17b
> [<c01f8bc6>] acpi_psx_execute+0x142/0x19c
> [<c01f5f69>] acpi_ns_execute_control_method+0x43/0x52
> [<c01f5f02>] acpi_ns_evaluate_by_handle+0x6f/0x93
> [<c01f5e79>] acpi_ns_evaluate_by_name+0x6d/0x87
> [<c01f56c8>] acpi_evaluate_object+0xcf/0x1be
> [<c01f47ba>] acpi_enter_sleep_state_prep+0x5a/0xce
> [<c01fecf6>] acpi_power_off+0x16/0x22
> [<c013a28d>] handle_poweroff+0xd/0x10
> [<c0219853>] __handle_sysrq_nolock+0x73/0xe0
> [<c02197ca>] handle_sysrq+0x4a/0x60
> [<c0213663>] kbd_event+0x33/0x60
> [<c02607ef>] input_event+0xef/0x400
> [<c02627fe>] atkbd_report_key+0x3e/0xa0
> [<c0262a0d>] atkbd_interrupt+0x1ad/0x3e0
> [<c02669ff>] serio_interrupt+0x5f/0x70
> [<c02672af>] i8042_interrupt+0xaf/0x170
> [<c010b49a>] handle_IRQ_event+0x3a/0x70
> [<c010b875>] do_IRQ+0xb5/0x190
> [<c0105000>] _stext+0x0/0x70
> [<c0109b08>] common_interrupt+0x18/0x20
> [<c0106c30>] default_idle+0x0/0x40
> [<c0105000>] _stext+0x0/0x70
> [<c0106c5c>] default_idle+0x2c/0x40
> [<c0106ce3>] cpu_idle+0x33/0x40
> [<c034c8c2>] start_kernel+0x172/0x190
> [<c034c470>] unknown_bootoption+0x0/0x100
>
> Unable to handle kernel NULL pointer dereference at virtual address
> 00000000
> printing eip:
> c011b244
> *pde = 00000000
> Oops: 0002 [#1]
> CPU: 0
> EIP: 0060:[<c011b244>] Not tainted
> EFLAGS: 00010097
> EIP is at schedule+0x134/0x6a0
> eax: 00000001 ebx: 00000000 ecx: c0305420 edx: c0305420
> esi: c0305420 edi: c2419c00 ebp: c034bc44 esp: c034bbf0
> ds: 007b es: 007b ss: 0068
> Process swapper (pid: 0, threadinfo=c034a000 task=c0305420)
> Stack: c02d75e0 c01fd4c1 f7ffef40 00000001 c24f8500 0000003c c01fc605
> 00000009
> 00000000 0000000b 00000001 c034a000 c2419c00 0f761f8c 393a0609
> 0000000d
> c0305420 c03055e8 fffc53f0 c034bc58 00000000 c2462a40 c01291fb
> c034bc58
> Call Trace:
> [<c01fd4c1>] acpi_ut_release_mutex+0x67/0x6c
> [<c01fc605>] acpi_ut_acquire_from_cache+0x44/0x9e
> [<c01291fb>] schedule_timeout+0x6b/0xc0
> [<c0129180>] process_timeout+0x0/0x10
> [<c01f1cf2>] acpi_ex_system_do_suspend+0x1f/0x28
> [<c01f0d1c>] acpi_ex_opcode_1A_0T_0R+0x48/0x8d
> [<c01ead21>] acpi_ds_exec_end_op+0xad/0x268
> [<c01f7fd6>] acpi_ps_parse_loop+0x516/0x821
> [<c01fd5f3>] acpi_ut_delete_generic_state+0xb/0xe
> [<c01fe34b>] acpi_ut_update_object_reference+0x1ec/0x22a
> [<c01fe3a1>] acpi_ut_add_reference+0x18/0x1c
> [<c01ea10c>] acpi_ds_method_data_set_value+0x29/0x36
> [<c01fd444>] acpi_ut_acquire_mutex+0x5c/0x72
> [<c01fd4c1>] acpi_ut_release_mutex+0x67/0x6c
> [<c01fc605>] acpi_ut_acquire_from_cache+0x44/0x9e
> [<c01f832f>] acpi_ps_parse_aml+0x4e/0x17b
> [<c01f8bc6>] acpi_psx_execute+0x142/0x19c
> [<c01f5f69>] acpi_ns_execute_control_method+0x43/0x52
> [<c01f5f02>] acpi_ns_evaluate_by_handle+0x6f/0x93
> [<c01f5e79>] acpi_ns_evaluate_by_name+0x6d/0x87
> [<c01f56c8>] acpi_evaluate_object+0xcf/0x1be
> [<c01f47ba>] acpi_enter_sleep_state_prep+0x5a/0xce
> [<c01fecf6>] acpi_power_off+0x16/0x22
> [<c013a28d>] handle_poweroff+0xd/0x10
> [<c0219853>] __handle_sysrq_nolock+0x73/0xe0
> [<c02197ca>] handle_sysrq+0x4a/0x60
> [<c0213663>] kbd_event+0x33/0x60
> [<c02607ef>] input_event+0xef/0x400
> [<c02627fe>] atkbd_report_key+0x3e/0xa0
> [<c0262a0d>] atkbd_interrupt+0x1ad/0x3e0
> [<c02669ff>] serio_interrupt+0x5f/0x70
> [<c02672af>] i8042_interrupt+0xaf/0x170
> [<c010b49a>] handle_IRQ_event+0x3a/0x70
> [<c010b875>] do_IRQ+0xb5/0x190
> [<c0105000>] _stext+0x0/0x70
> [<c0109b08>] common_interrupt+0x18/0x20
> [<c0106c30>] default_idle+0x0/0x40
> [<c0105000>] _stext+0x0/0x70
> [<c0106c5c>] default_idle+0x2c/0x40
> [<c0106ce3>] cpu_idle+0x33/0x40
> [<c034c8c2>] start_kernel+0x172/0x190
> [<c034c470>] unknown_bootoption+0x0/0x100
>
> Code: ff 0b 8b 4d ec 8b 75 ec 83 c1 20 8b 46 20 8b 51 04 89 50 04
>
> and some [possilby useful] info:
>
> http://www.sysadminday.org.ru/2.6.3-sysrq_O-oops/config.txt
> http://www.sysadminday.org.ru/2.6.3-sysrq_O-oops/lspci.txt
> http://www.sysadminday.org.ru/2.6.3-sysrq_O-oops/lspci-vvn.txt
> http://www.sysadminday.org.ru/2.6.3-sysrq_O-oops/cpuinfo.txt
>
>
> --
> Best regards.
> Alexander Y. Fomichev <gluk@xxxxxxx>
> Public PGP key: http://sysadminday.org.ru/gluk.asc
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