Comment 24 for bug 1781016

I have an APC UPS too. Great find. Who would have guessed an IRQ handling
problem message from the kernel was due to a serial or USB device. Wow.

On Thu, Apr 18, 2019 at 7:16 AM Kai-Heng Feng <email address hidden>
wrote:

> Thanks for the info. Have anyone filed a bug against upstream apcupsd?
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1781016
>
> Title:
> Slow flood of do_IRQ: No irq for vector
>
> Status in linux package in Ubuntu:
> Incomplete
>
> Bug description:
> Every few seconds I get something like this in my dmesg:
>
> [44984.933221] do_IRQ: 1.34 No irq handler for vector
> [44986.933976] do_IRQ: 1.34 No irq handler for vector
> [44991.935614] do_IRQ: 1.34 No irq handler for vector
> [45004.938590] do_IRQ: 1.34 No irq handler for vector
> [45005.939002] do_IRQ: 4.34 No irq handler for vector
> [45034.949161] do_IRQ: 4.34 No irq handler for vector
> [45051.954569] do_IRQ: 4.34 No irq handler for vector
> [45058.956019] do_IRQ: 4.34 No irq handler for vector
> [45062.957727] do_IRQ: 4.34 No irq handler for vector
> [45063.958204] do_IRQ: 4.34 No irq handler for vector
> [45073.961103] do_IRQ: 4.34 No irq handler for vector
>
> The numbers vary. Some examples are 4.34, 4.36, 1.34, 0.33, 6.34,
> 7.33, 5.37. Eventually dmesg's ring buffer is full and my entire log
> is just messages like above with varying #.## numbers.
>
> I researched it and tried disabling irqbalance. It had no effect, the
> messages continued.
>
> The system is a Ryzen 2700X with B350 chipset on Asus Prime B350-PLUS.
> I have 64GB of Kingston DDR4-2400 ECC memory and Samsung 960 PRO M.2
> NVMe SSD, and an Intel I350-T4 quad port gigabit NIC. This issue never
> occurred before installing 18.03 on the same hardware. No overclocking
> whatsoever has ever been done to this machine.
>
> Also, I had to disable selective suspend on USB in this version to
> prevent major USB issues, which was not required in 17.10, that might
> be related.
>
> My system seems stable, but spurious IRQs can't be good. I'd like to
> resolve this if possible.
>
> ProblemType: Bug
> DistroRelease: Ubuntu 18.04
> Package: linux-image-4.15.0-26-generic 4.15.0-26.28
> ProcVersionSignature: Ubuntu 4.15.0-26.28-generic 4.15.18
> Uname: Linux 4.15.0-26-generic x86_64
> NonfreeKernelModules: nvidia_modeset nvidia
> ApportVersion: 2.20.9-0ubuntu7.2
> Architecture: amd64
> AudioDevicesInUse:
> USER PID ACCESS COMMAND
> /dev/snd/controlC0: gdm 2145 F.... pulseaudio
> doug 3736 F.... pulseaudio
> /dev/snd/controlC1: gdm 2145 F.... pulseaudio
> doug 3736 F.... pulseaudio
> Date: Tue Jul 10 12:49:00 2018
> HibernationDevice:
>
> InstallationDate: Installed on 2017-06-26 (379 days ago)
> InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64
> (20160420.1)
> MachineType: System manufacturer System Product Name
> ProcEnviron:
> LANGUAGE=en_CA:en
> TERM=xterm-256color
> PATH=(custom, no user)
> LANG=en_CA.UTF-8
> SHELL=/bin/bash
> ProcFB:
>
> ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-26-generic
> root=UUID=53446747-0814-48f7-b7c4-7fd7d7234d83 ro video=vesa:off vga=normal
> video=efifb:off usbcore.autosuspend=-1 usbhid.quirks=0x1e71:0x170e:0x4
> PulseList:
> Error: command ['pacmd', 'list'] failed with exit code 1: Home
> directory not accessible: Permission denied
> No PulseAudio daemon running, or not running as session daemon.
> RelatedPackageVersions:
> linux-restricted-modules-4.15.0-26-generic N/A
> linux-backports-modules-4.15.0-26-generic N/A
> linux-firmware 1.173.1
> RfKill:
>
> SourcePackage: linux
> UpgradeStatus: No upgrade log present (probably fresh install)
> dmi.bios.date: 04/19/2018
> dmi.bios.vendor: American Megatrends Inc.
> dmi.bios.version: 4011
> dmi.board.asset.tag: Default string
> dmi.board.name: PRIME B350-PLUS
> dmi.board.vendor: ASUSTeK COMPUTER INC.
> dmi.board.version: Rev X.0x
> dmi.chassis.asset.tag: Default string
> dmi.chassis.type: 3
> dmi.chassis.vendor: Default string
> dmi.chassis.version: Default string
> dmi.modalias:
> dmi:bvnAmericanMegatrendsInc.:bvr4011:bd04/19/2018:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnPRIMEB350-PLUS:rvrRevX.0x:cvnDefaultstring:ct3:cvrDefaultstring:
> dmi.product.family: To be filled by O.E.M.
> dmi.product.name: System Product Name
> dmi.product.version: System Version
> dmi.sys.vendor: System manufacturer
>
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