Public bug reported:

Possibly related to https://lkml.kernel.org/linux-
scsi/7611d95d0aada3814a5b140661b3b5188b8b86bb.ca...@redhat.com/T/

Getting alerts from monitoring tools about high average CPU usage.
Machine reporting the following:

root@server:~# uptime
 17:04:34 up 14 days,  6:33,  2 users,  load average: 15.66, 15.88, 15.94

root@server:~# top -d 1

top - 17:04:49 up 14 days,  6:33,  2 users,  load average: 15.59, 15.85, 15.93
Tasks: 223 total,   1 running, 222 sleeping,   0 stopped,   0 zombie
%Cpu(s):  0.7 us,  1.4 sy,  0.0 ni, 49.3 id, 48.6 wa,  0.0 hi,  0.0 si,  0.0 st
MiB Mem :   7896.6 total,   1772.6 free,   1163.9 used,   4960.0 buff/cache
MiB Swap:   2048.0 total,   1784.6 free,    263.4 used.   6431.6avail Mem

    PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+ COMMAND
     88 root      20   0       0      0      0 D  55.4   0.0  11275:46 scsi_eh_1

root@server:~# lsb_release -rd
Description:    Ubuntu 22.04.3 LTS
Release:        22.04

root@server:~# apt-cache policy linux-image-virtual-hwe-22.04-edge
linux-image-virtual-hwe-22.04-edge:
  Installed: 6.5.0.14.14~22.04.6
  Candidate: 6.5.0.14.14~22.04.7
  Version table:
     6.5.0.14.14~22.04.7 500
        500 http://us.archive.ubuntu.com/ubuntu jammy-updates/main amd64 
Packages
        500 http://security.ubuntu.com/ubuntu jammy-security/main amd64 Packages
 *** 6.5.0.14.14~22.04.6 100
        100 /var/lib/dpkg/status
     5.15.0.25.27 500
        500 http://us.archive.ubuntu.com/ubuntu jammy/main amd64 Packages

ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: linux-image-6.5.0-14-generic 6.5.0-14.14~22.04.1
ProcVersionSignature: Ubuntu 6.5.0-14.14~22.04.1-generic 6.5.3
Uname: Linux 6.5.0-14-generic x86_64
ApportVersion: 2.20.11-0ubuntu82.5
Architecture: amd64
CasperMD5CheckResult: unknown
Date: Wed Jan 10 17:02:50 2024
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: linux-signed-hwe-6.5
UpgradeStatus: Upgraded to jammy on 2023-05-02 (253 days ago)

** Affects: kernel
     Importance: Unknown
         Status: Unknown

** Affects: linux-signed-hwe-6.5 (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug jammy kernel-bug patch-accepted-upstream

** Bug watch added: Linux Kernel Bug Tracker #217914
   https://bugzilla.kernel.org/show_bug.cgi?id=217914

** Also affects: kernel via
   https://bugzilla.kernel.org/show_bug.cgi?id=217914
   Importance: Unknown
       Status: Unknown

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-signed-hwe-6.5 in Ubuntu.
https://bugs.launchpad.net/bugs/2048945

Title:
  scsi_eh_* process using idle CPU after upgrade to kernel 6.5

Status in linux:
  Unknown
Status in linux-signed-hwe-6.5 package in Ubuntu:
  New

Bug description:
  Possibly related to https://lkml.kernel.org/linux-
  scsi/7611d95d0aada3814a5b140661b3b5188b8b86bb.ca...@redhat.com/T/

  Getting alerts from monitoring tools about high average CPU usage.
  Machine reporting the following:

  root@server:~# uptime
   17:04:34 up 14 days,  6:33,  2 users,  load average: 15.66, 15.88, 15.94

  root@server:~# top -d 1

  top - 17:04:49 up 14 days,  6:33,  2 users,  load average: 15.59, 15.85, 15.93
  Tasks: 223 total,   1 running, 222 sleeping,   0 stopped,   0 zombie
  %Cpu(s):  0.7 us,  1.4 sy,  0.0 ni, 49.3 id, 48.6 wa,  0.0 hi,  0.0 si,  0.0 
st
  MiB Mem :   7896.6 total,   1772.6 free,   1163.9 used,   4960.0 buff/cache
  MiB Swap:   2048.0 total,   1784.6 free,    263.4 used.   6431.6avail Mem

      PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+ COMMAND
       88 root      20   0       0      0      0 D  55.4   0.0  11275:46 
scsi_eh_1

  root@server:~# lsb_release -rd
  Description:    Ubuntu 22.04.3 LTS
  Release:        22.04

  root@server:~# apt-cache policy linux-image-virtual-hwe-22.04-edge
  linux-image-virtual-hwe-22.04-edge:
    Installed: 6.5.0.14.14~22.04.6
    Candidate: 6.5.0.14.14~22.04.7
    Version table:
       6.5.0.14.14~22.04.7 500
          500 http://us.archive.ubuntu.com/ubuntu jammy-updates/main amd64 
Packages
          500 http://security.ubuntu.com/ubuntu jammy-security/main amd64 
Packages
   *** 6.5.0.14.14~22.04.6 100
          100 /var/lib/dpkg/status
       5.15.0.25.27 500
          500 http://us.archive.ubuntu.com/ubuntu jammy/main amd64 Packages

  ProblemType: Bug
  DistroRelease: Ubuntu 22.04
  Package: linux-image-6.5.0-14-generic 6.5.0-14.14~22.04.1
  ProcVersionSignature: Ubuntu 6.5.0-14.14~22.04.1-generic 6.5.3
  Uname: Linux 6.5.0-14-generic x86_64
  ApportVersion: 2.20.11-0ubuntu82.5
  Architecture: amd64
  CasperMD5CheckResult: unknown
  Date: Wed Jan 10 17:02:50 2024
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: linux-signed-hwe-6.5
  UpgradeStatus: Upgraded to jammy on 2023-05-02 (253 days ago)

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