Re: [2.6.27-rc7-git1] (Fedora) - ACPI instabilities and IRQs being disabled

From: Shawn Starr
Date: Sun Sep 28 2008 - 17:28:44 EST


On Saturday 27 September 2008 18:40:24 Shawn Starr wrote:

I believe
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=de85422b94ddb23c021126815ea49414047c13dc

is causing this regression. Can someone confirm this to be the case? It
certainly looks suspicious given the handler lines showing this exact sort of
code path...

Thanks,
Shawn.

> Hello, I don't know if anyone else has been experiencing ACPI disable IRQs
> (specifically IRQ 9) but there seems to be a serious regression recently
> which causes me grief:
>
> I note, I do use VirtualBox, but unless it's somehow causing the usb
> hub/yenta socket or e1000 devices to go haywire, I would discount it's
> relation to this. If you think otherwise, I can certainly disable it.
>
> System: IBM ThinkPad T42:
>
> /proc/interrupts:
>
> CPU0
> 0: 405391 XT-PIC-XT timer
> 1: 7178 XT-PIC-XT i8042
> 2: 0 XT-PIC-XT cascade
> 3: 1 XT-PIC-XT ehci_hcd:usb1
> 4: 18 XT-PIC-XT serial
> 5: 145 XT-PIC-XT yenta, Intel 82801DB-ICH4 Modem, Intel
> 82801DB-ICH4 6: 3 XT-PIC-XT
> 7: 0 XT-PIC-XT parport0
> 8: 1 XT-PIC-XT rtc0
> 9: 4336 XT-PIC-XT acpi, uhci_hcd:usb2, yenta, eth0
> <--------------------- 10: 1 XT-PIC-XT uhci_hcd:usb4
> 11: 1 XT-PIC-XT uhci_hcd:usb3
> 12: 154035 XT-PIC-XT i8042
> 14: 27629 XT-PIC-XT ata_piix
> 15: 12342 XT-PIC-XT ata_piix
> NMI: 0 Non-maskable interrupts
> LOC: 0 Local timer interrupts
> RES: 0 Rescheduling interrupts
> CAL: 0 function call interrupts
> TLB: 0 TLB shootdowns
> TRM: 0 Thermal event interrupts
> SPU: 0 Spurious interrupts
> ERR: 0
> MIS: 0
>
> Here's the stack dump:
>
> Sep 27 18:04:22 segfault kernel: [ 5545.784573] irq 9: nobody cared (try
> booting with the "irqpoll" option) Sep 27 18:04:22 segfault kernel: [
> 5545.784604] Pid: 87, comm: kacpid Not tainted
> 2.6.27-0.352.rc7.git1.fc10.i686 #1 Sep 27 18:04:22 segfault kernel: [
> 5545.784621] [<c046da96>] __report_bad_irq+0x33/0x74 Sep 27 18:04:22
> segfault kernel: [ 5545.784666] [<c046dca6>] note_interrupt+0x1cf/0x221
> Sep 27 18:04:22 segfault kernel: [ 5545.784681] [<c044b419>] ?
> trace_hardirqs_off+0xb/0xd Sep 27 18:04:22 segfault kernel: [ 5545.784698]
> [<c046d1bf>] ? handle_IRQ_event+0x4c/0x54 Sep 27 18:04:22 segfault kernel:
> [ 5545.784715] [<c046e34e>] handle_level_irq+0x85/0xb9 Sep 27 18:04:22
> segfault kernel: [ 5545.784730] [<c046e2c9>] ? handle_level_irq+0x0/0xb9
> Sep 27 18:04:22 segfault kernel: [ 5545.784747] [<c0406fad>]
> do_IRQ+0x9f/0xc9 Sep 27 18:04:22 segfault kernel: [ 5545.784763]
> [<c0405700>] common_interrupt+0x28/0x30 Sep 27 18:04:22 segfault kernel: [
> 5545.784779] [<c044007b>] ? process_timer_rebalance+0x67/0x171 Sep 27
> 18:04:22 segfault kernel: [ 5545.784799] [<c04326e8>] ?
> __do_softirq+0x6b/0x10f Sep 27 18:04:22 segfault kernel: [ 5545.784815]
> [<c043267d>] ? __do_softirq+0x0/0x10f Sep 27 18:04:22 segfault kernel: [
> 5545.784829] [<c0407053>] do_softirq+0x7c/0xdd Sep 27 18:04:22 segfault
> kernel: [ 5545.784842] [<c046e2c9>] ? handle_level_irq+0x0/0xb9 Sep 27
> 18:04:22 segfault kernel: [ 5545.784859] [<c0432340>] irq_exit+0x49/0x88
> Sep 27 18:04:22 segfault kernel: [ 5545.784874] [<c0406fc1>]
> do_IRQ+0xb3/0xc9 Sep 27 18:04:22 segfault kernel: [ 5545.784886]
> [<c0405700>] common_interrupt+0x28/0x30 Sep 27 18:04:22 segfault kernel: [
> 5545.784901] [<c044007b>] ? process_timer_rebalance+0x67/0x171 Sep 27
> 18:04:22 segfault kernel: [ 5545.784918] [<c055c815>] ?
> acpi_os_write_port+0x15/0x35 Sep 27 18:04:22 segfault kernel: [
> 5545.784936] [<c056863c>] acpi_ex_system_io_space_handler+0x44/0x4a Sep 27
> 18:04:22 segfault kernel: [ 5545.784951] [<c05685f8>] ?
> acpi_ex_system_io_space_handler+0x0/0x4a Sep 27 18:04:22 segfault kernel: [
> 5545.784967] [<c0561a6d>] acpi_ev_address_space_dispatch+0x134/0x174 Sep
> 27 18:04:22 segfault kernel: [ 5545.784985] [<c05659a3>]
> acpi_ex_access_region+0x1b7/0x1c5 Sep 27 18:04:22 segfault kernel: [
> 5545.785001] [<c0565acd>] acpi_ex_field_datum_io+0x11c/0x1b3 Sep 27
> 18:04:22 segfault kernel: [ 5545.785016] [<c04097a2>] ?
> native_sched_clock+0xb3/0xd3 Sep 27 18:04:22 segfault kernel: [
> 5545.785033] [<c0565e2b>] acpi_ex_write_with_update_rule+0xda/0xe3 Sep 27
> 18:04:22 segfault kernel: [ 5545.785049] [<c05660e8>]
> acpi_ex_insert_into_field+0x2b4/0x2d4 Sep 27 18:04:22 segfault kernel: [
> 5545.785053] [<c05646d6>] acpi_ex_write_data_to_field+0x16e/0x186 Sep 27
> 18:04:22 segfault kernel: [ 5545.785053] [<c057302d>] ?
> acpi_ut_allocate_object_desc_dbg+0x3e/0x6f Sep 27 18:04:22 segfault kernel:
> [ 5545.785053] [<c05688d3>] acpi_ex_store_object_to_node+0x87/0xbc Sep 27
> 18:04:22 segfault kernel: [ 5545.785053] [<c0568aab>]
> acpi_ex_store+0xce/0x223 Sep 27 18:04:22 segfault kernel: [ 5545.785053]
> [<c05669ee>] acpi_ex_opcode_1A_1T_1R+0x3e0/0x53a Sep 27 18:04:22 segfault
> kernel: [ 5545.785053] [<c056716e>] ? acpi_ex_resolve_operands+0x1d1/0x483
> Sep 27 18:04:22 segfault kernel: [ 5545.785053] [<c055f192>]
> acpi_ds_exec_end_op+0xeb/0x379 Sep 27 18:04:22 segfault kernel: [
> 5545.785053] [<c056defb>] acpi_ps_parse_loop+0x5d2/0x727 Sep 27 18:04:22
> segfault kernel: [ 5545.785053] [<c056d31b>] acpi_ps_parse_aml+0x72/0x260
> Sep 27 18:04:22 segfault kernel: [ 5545.785053] [<c056e5e7>]
> acpi_ps_execute_method+0x121/0x1da Sep 27 18:04:22 segfault kernel: [
> 5545.785053] [<c056b797>] acpi_ns_evaluate+0x133/0x18c Sep 27 18:04:22
> segfault kernel: [ 5545.785053] [<c056b341>]
> acpi_evaluate_object+0xe2/0x181 Sep 27 18:04:22 segfault kernel: [
> 5545.785053] [<c0576a41>] acpi_ec_gpe_query+0x7c/0xb6 Sep 27 18:04:22
> segfault kernel: [ 5545.785053] [<c055cdcf>]
> acpi_os_execute_deferred+0x25/0x31 Sep 27 18:04:22 segfault kernel: [
> 5545.785053] [<c043c56a>] run_workqueue+0xdb/0x1a9 Sep 27 18:04:22
> segfault kernel: [ 5545.785053] [<c043c525>] ? run_workqueue+0x96/0x1a9
> Sep 27 18:04:22 segfault kernel: [ 5545.785053] [<c055cdaa>] ?
> acpi_os_execute_deferred+0x0/0x31 Sep 27 18:04:22 segfault kernel: [
> 5545.785053] [<c043c709>] worker_thread+0xd1/0xdd Sep 27 18:04:22 segfault
> kernel: [ 5545.785053] [<c043f922>] ? autoremove_wake_function+0x0/0x38
> Sep 27 18:04:22 segfault kernel: [ 5545.785053] [<c043c638>] ?
> worker_thread+0x0/0xdd Sep 27 18:04:22 segfault kernel: [ 5545.785053]
> [<c043f670>] kthread+0x40/0x66 Sep 27 18:04:22 segfault kernel: [
> 5545.785053] [<c043f630>] ? kthread+0x0/0x66 Sep 27 18:04:22 segfault
> kernel: [ 5545.785053] [<c04059a3>] kernel_thread_helper+0x7/0x10 Sep 27
> 18:04:22 segfault kernel: [ 5545.785053] ======================= Sep 27
> 18:04:22 segfault kernel: [ 5545.785053] handlers:
> Sep 27 18:04:22 segfault kernel: [ 5545.785053] [<c055c788>]
> (acpi_irq+0x0/0x28) Sep 27 18:04:22 segfault kernel: [ 5545.785053]
> [<c05ef25d>] (usb_hcd_irq+0x0/0xa8) Sep 27 18:04:22 segfault kernel: [
> 5545.785053] [<f8941264>] (yenta_interrupt+0x0/0xc3 [yenta_socket]) Sep 27
> 18:04:22 segfault kernel: [ 5545.785053] [<f899a01b>] (e1000_intr+0x0/0x13f
> [e1000]) Sep 27 18:04:22 segfault kernel: [ 5545.785053] Disabling IRQ #9
> Sep 27 18:04:22 segfault kernel: [ 5546.287788] ACPI: EC: missing
> confirmations, switch off interrupt mode.
>
> Thanks,
> Shawn.


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