Messages in this thread | | | Date | Wed, 30 Nov 2011 16:44:46 +0100 | From | Borislav Petkov <> | Subject | Re: Unhandled IRQs on AMD E-450 |
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+ Shane.
Shane, can you guys take a look at this, sounds like some unfortunate sharing of AHCI and network IRQ numbers.
Thanks.
On Tue, Nov 29, 2011 at 10:44:42PM +0100, Jeroen Van den Keybus wrote: > On an Asus E45M1-M PRO (AMD E-450) board with 64-bit Linux 3.0.0 > (Ubuntu) and 3.2.0, I regularly get (more detailed logs at the end): > > > Nov 28 04:35:29 zacate kernel: [29581.259926] irq 16: nobody cared > (try booting with the "irqpoll" option) > Nov 28 04:35:29 zacate kernel: [29581.259945] Pid: 0, comm: swapper > Tainted: P 3.0.0-13-generic #22-Ubuntu > ... > Nov 28 04:35:29 zacate kernel: [29581.260171] handlers: > Nov 28 04:35:29 zacate kernel: [29581.260204] [<ffffffffa0085ee0>] irq_handler > Nov 28 04:35:29 zacate kernel: [29581.260216] [<ffffffffa048efe0>] azx_interrupt > Nov 28 04:35:29 zacate kernel: [29581.260223] Disabling IRQ #16 > > > Nov 24 21:25:41 zacate kernel: [ 190.503838] irq 19: nobody cared > (try booting with the "irqpoll" option) > Nov 24 21:25:41 zacate kernel: [ 190.503856] Pid: 0, comm: swapper > Tainted: P 3.0.0-13-generic #22-Ubuntu > ... > Nov 24 21:25:41 zacate kernel: [ 190.504052] handlers: > Nov 24 21:25:41 zacate kernel: [ 190.504085] [<ffffffffa0001f40>] > ahci_interrupt > Nov 24 21:25:41 zacate kernel: [ 190.504101] [<ffffffffa004e6c0>] e1000_intr > Nov 24 21:25:41 zacate kernel: [ 190.504108] Disabling IRQ #19 > > > I also tried with an untainted 3.2.0-rc2 kernel, in which I also > disabled threadirqs: > > > Nov 24 20:50:41 zacate kernel: [ 57.366678] irq 19: nobody cared > (try booting with the "irqpoll" option) > Nov 24 20:50:41 zacate kernel: [ 57.366690] Pid: 0, comm: swapper > Not tainted 3.2.0-rc2 #5 > > > The affected IRQ lines in /proc/interrupts: > > 16: 333 771 IO-APIC-fasteoi firewire_ohci, hda_intel > ... > 19: 39128 15165 IO-APIC-fasteoi ahci, eth1 > 40: 25641 59 PCI-MSI-edge eth0 > 41: 0 0 PCI-MSI-edge xhci_hcd > 42: 0 0 PCI-MSI-edge xhci_hcd > 43: 0 0 PCI-MSI-edge xhci_hcd > 44: 2 404 PCI-MSI-edge hda_intel > 45: 0 3 PCI-MSI-edge fglrx[0]@PCI:0:1:0 > > > The dmesg lines directly pertaining to IRQ 16 and IRQ 19 > > [ 0.328032] pci 0000:00:15.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16 > [ 0.328056] pci 0000:00:15.1: PCI INT A -> GSI 16 (level, low) -> IRQ 16 > [ 0.328077] pci 0000:00:15.2: PCI INT A -> GSI 16 (level, low) -> IRQ 16 > [ 0.328127] pci 0000:00:15.3: PCI INT A -> GSI 16 (level, low) -> IRQ 16 > [ 2.671164] firewire_ohci 0000:05:02.0: PCI INT A -> GSI 16 (level, > low) -> IRQ 16 > [ 5.074619] HDA Intel 0000:00:14.2: PCI INT A -> GSI 16 (level, > low) -> IRQ 16 > > [ 2.010643] ahci 0000:00:11.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19 > [ 2.073026] xhci_hcd 0000:06:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19 > [ 2.090881] xhci_hcd 0000:06:00.0: irq 19, io mem 0xfe900000 > [ 2.091040] xhci_hcd 0000:06:00.0: irq 41 for MSI/MSI-X > [ 2.091050] xhci_hcd 0000:06:00.0: irq 42 for MSI/MSI-X > [ 2.091059] xhci_hcd 0000:06:00.0: irq 43 for MSI/MSI-X > [ 2.115098] e1000 0000:05:01.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19 > [ 5.041614] HDA Intel 0000:00:01.1: PCI INT B -> GSI 19 (level, > low) -> IRQ 19 > [ 5.041711] HDA Intel 0000:00:01.1: irq 44 for MSI/MSI-X > > > What I noted: > > - The problem (IRQ lines 16 and 19 getting disabled) occurs fairly > often, but losing 19 occurs much more frequently than 16. > - The problem with IRQ19 goes away (at least sufficiently long not to > be occurring within 24h) when module e1000 is unloaded. > - The problem persists with and without forced IRQ threading. > - The problem persists with pci=nocsr. > - The problem persists with irqfixup. > - When IRQ19 dies, disk I/O access becomes very slow and unreliable. > > > What could be going wrong here ? I note that at least 3 devices > (00:15.x, 05:02.0 and 00:14.2) have their IRQ lines routed to IRQ 16, > but I see only 2 handlers in the dmesg log and /proc/interrupts. The > same applies to IRQ 19 (4 devices: 00:11.0, 06:00.0, 05:01.0 and > 00:01.0). It is true that some of these ultimately seem to switch to > MSI (06:00.0 and 00:01.0), but so does the video card (00:01.0), which > does not route to any IRQ beforehand. > > Before I try finding the problem, I would like to know what a > plausible failure mechanism is, so if anyone could give a hint on > where to start looking... > > Thanks for your opinion (and please also CC to my PM address - not > (yet) subscribed to the LKML), > > > J. > > > More detailed logs: > > Nov 28 04:35:29 zacate kernel: [29581.259926] irq 16: nobody cared > (try booting with the "irqpoll" option) > Nov 28 04:35:29 zacate kernel: [29581.259945] Pid: 0, comm: swapper > Tainted: P 3.0.0-13-generic #22-Ubuntu > Nov 28 04:35:29 zacate kernel: [29581.259952] Call Trace: > Nov 28 04:35:29 zacate kernel: [29581.259958] <IRQ> > [<ffffffff810cf96d>] __report_bad_irq+0x3d/0xe0 > Nov 28 04:35:29 zacate kernel: [29581.259986] [<ffffffff810cfd95>] > note_interrupt+0x135/0x180 > Nov 28 04:35:29 zacate kernel: [29581.259998] [<ffffffff810cdd89>] > handle_irq_event_percpu+0xa9/0x220 > Nov 28 04:35:29 zacate kernel: [29581.260008] [<ffffffff810cdf4e>] > handle_irq_event+0x4e/0x80 > Nov 28 04:35:29 zacate kernel: [29581.260019] [<ffffffff810d06c4>] > handle_fasteoi_irq+0x64/0xf0 > Nov 28 04:35:29 zacate kernel: [29581.260029] [<ffffffff8100c252>] > handle_irq+0x22/0x40 > Nov 28 04:35:29 zacate kernel: [29581.260040] [<ffffffff815f422a>] > do_IRQ+0x5a/0xe0 > Nov 28 04:35:29 zacate kernel: [29581.260050] [<ffffffff815ea913>] > common_interrupt+0x13/0x13 > Nov 28 04:35:29 zacate kernel: [29581.260056] <EOI> > [<ffffffff813725fb>] ? arch_local_irq_enable+0x8/0xd > Nov 28 04:35:29 zacate kernel: [29581.260079] [<ffffffff810887a5>] ? > sched_clock_idle_wakeup_event+0x15/0x20 > Nov 28 04:35:29 zacate kernel: [29581.260089] [<ffffffff813730ed>] > acpi_idle_enter_simple+0xcc/0x102 > Nov 28 04:35:29 zacate kernel: [29581.260100] [<ffffffff814ab5c2>] > cpuidle_idle_call+0xa2/0x1d0 > Nov 28 04:35:29 zacate kernel: [29581.260112] [<ffffffff8100920b>] > cpu_idle+0xab/0x100 > Nov 28 04:35:29 zacate kernel: [29581.260124] [<ffffffff815b858e>] > rest_init+0x72/0x74 > Nov 28 04:35:29 zacate kernel: [29581.260134] [<ffffffff81ad0c2b>] > start_kernel+0x3d4/0x3df > Nov 28 04:35:29 zacate kernel: [29581.260144] [<ffffffff81ad0388>] > x86_64_start_reservations+0x132/0x136 > Nov 28 04:35:29 zacate kernel: [29581.260156] [<ffffffff81ad0140>] ? > early_idt_handlers+0x140/0x140 > Nov 28 04:35:29 zacate kernel: [29581.260165] [<ffffffff81ad0459>] > x86_64_start_kernel+0xcd/0xdc > Nov 28 04:35:29 zacate kernel: [29581.260171] handlers: > Nov 28 04:35:29 zacate kernel: [29581.260204] [<ffffffffa0085ee0>] irq_handler > Nov 28 04:35:29 zacate kernel: [29581.260216] [<ffffffffa048efe0>] azx_interrupt > Nov 28 04:35:29 zacate kernel: [29581.260223] Disabling IRQ #16 > > > Nov 24 21:25:41 zacate kernel: [ 190.503838] irq 19: nobody cared > (try booting with the "irqpoll" option) > Nov 24 21:25:41 zacate kernel: [ 190.503856] Pid: 0, comm: swapper > Tainted: P 3.0.0-13-generic #22-Ubuntu > Nov 24 21:25:41 zacate kernel: [ 190.503864] Call Trace: > Nov 24 21:25:41 zacate kernel: [ 190.503870] <IRQ> > [<ffffffff810cf96d>] __report_bad_irq+0x3d/0xe0 > Nov 24 21:25:41 zacate kernel: [ 190.503898] [<ffffffff810cfd95>] > note_interrupt+0x135/0x180 > Nov 24 21:25:41 zacate kernel: [ 190.503909] [<ffffffff810cdd89>] > handle_irq_event_percpu+0xa9/0x220 > Nov 24 21:25:41 zacate kernel: [ 190.503920] [<ffffffff810cdf4e>] > handle_irq_event+0x4e/0x80 > Nov 24 21:25:41 zacate kernel: [ 190.503930] [<ffffffff810d06c4>] > handle_fasteoi_irq+0x64/0xf0 > Nov 24 21:25:41 zacate kernel: [ 190.503940] [<ffffffff8100c252>] > handle_irq+0x22/0x40 > Nov 24 21:25:41 zacate kernel: [ 190.503952] [<ffffffff815f422a>] > do_IRQ+0x5a/0xe0 > Nov 24 21:25:41 zacate kernel: [ 190.503961] [<ffffffff815ea913>] > common_interrupt+0x13/0x13 > Nov 24 21:25:41 zacate kernel: [ 190.503967] <EOI> > [<ffffffff81094482>] ? tick_nohz_stop_sched_tick+0x2a2/0x3f0 > Nov 24 21:25:41 zacate kernel: [ 190.503992] [<ffffffff810091d5>] > cpu_idle+0x75/0x100 > Nov 24 21:25:41 zacate kernel: [ 190.504004] [<ffffffff815b858e>] > rest_init+0x72/0x74 > Nov 24 21:25:41 zacate kernel: [ 190.504014] [<ffffffff81ad0c2b>] > start_kernel+0x3d4/0x3df > Nov 24 21:25:41 zacate kernel: [ 190.504024] [<ffffffff81ad0388>] > x86_64_start_reservations+0x132/0x136 > Nov 24 21:25:41 zacate kernel: [ 190.504036] [<ffffffff81ad0140>] ? > early_idt_handlers+0x140/0x140 > Nov 24 21:25:41 zacate kernel: [ 190.504045] [<ffffffff81ad0459>] > x86_64_start_kernel+0xcd/0xdc > Nov 24 21:25:41 zacate kernel: [ 190.504052] handlers: > Nov 24 21:25:41 zacate kernel: [ 190.504085] [<ffffffffa0001f40>] > ahci_interrupt > Nov 24 21:25:41 zacate kernel: [ 190.504101] [<ffffffffa004e6c0>] e1000_intr > Nov 24 21:25:41 zacate kernel: [ 190.504108] Disabling IRQ #19 > > > Nov 24 20:50:41 zacate kernel: [ 57.366678] irq 19: nobody cared > (try booting with the "irqpoll" option) > Nov 24 20:50:41 zacate kernel: [ 57.366690] Pid: 0, comm: swapper > Not tainted 3.2.0-rc2 #5 > Nov 24 20:50:41 zacate kernel: [ 57.366694] Call Trace: > Nov 24 20:50:41 zacate kernel: [ 57.366697] <IRQ> > [<ffffffff810bb9cd>] __report_bad_irq+0x3d/0xe0 > Nov 24 20:50:41 zacate kernel: [ 57.366715] [<ffffffff810bbe0d>] > note_interrupt+0x14d/0x210 > Nov 24 20:50:41 zacate kernel: [ 57.366721] [<ffffffff810b98a4>] > handle_irq_event_percpu+0xc4/0x290 > Nov 24 20:50:41 zacate kernel: [ 57.366728] [<ffffffff810b9ab8>] > handle_irq_event+0x48/0x70 > Nov 24 20:50:41 zacate kernel: [ 57.366733] [<ffffffff810bc7fa>] > handle_fasteoi_irq+0x5a/0xe0 > Nov 24 20:50:41 zacate kernel: [ 57.366740] [<ffffffff81004012>] > handle_irq+0x22/0x40 > Nov 24 20:50:41 zacate kernel: [ 57.366747] [<ffffffff81506b6a>] > do_IRQ+0x5a/0xd0 > Nov 24 20:50:41 zacate kernel: [ 57.366753] [<ffffffff814fe72b>] > common_interrupt+0x6b/0x6b > Nov 24 20:50:41 zacate kernel: [ 57.366756] <EOI> > [<ffffffff81009906>] ? native_sched_clock+0x26/0x70 > Nov 24 20:50:41 zacate kernel: [ 57.366773] [<ffffffffa00cc0d3>] ? > acpi_idle_enter_simple+0xc5/0x102 [processor] > Nov 24 20:50:41 zacate kernel: [ 57.366781] [<ffffffffa00cc0ce>] ? > acpi_idle_enter_simple+0xc0/0x102 [processor] > Nov 24 20:50:41 zacate kernel: [ 57.366788] [<ffffffff814223a8>] > cpuidle_idle_call+0xb8/0x230 > Nov 24 20:50:41 zacate kernel: [ 57.366795] [<ffffffff81001215>] > cpu_idle+0xc5/0x130 > Nov 24 20:50:41 zacate kernel: [ 57.366802] [<ffffffff814e2360>] > rest_init+0x94/0xa4 > Nov 24 20:50:41 zacate kernel: [ 57.366809] [<ffffffff81aafba4>] > start_kernel+0x3a7/0x3b4 > Nov 24 20:50:41 zacate kernel: [ 57.366815] [<ffffffff81aaf322>] > x86_64_start_reservations+0x132/0x136 > Nov 24 20:50:41 zacate kernel: [ 57.366821] [<ffffffff81aaf416>] > x86_64_start_kernel+0xf0/0xf7 > Nov 24 20:50:41 zacate kernel: [ 57.366824] handlers: > Nov 24 20:50:41 zacate kernel: [ 57.366834] [<ffffffffa0043c10>] > ahci_interrupt > Nov 24 20:50:41 zacate kernel: [ 57.366843] [<ffffffffa006f4f0>] e1000_intr > Nov 24 20:50:41 zacate kernel: [ 57.366847] Disabling IRQ #19 > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
-- Regards/Gruss, Boris.
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