Red Hat Product Errata RHBA-2026:5600 - Bug Fix Advisory
Issued:
2026-03-24
Updated:
2026-03-24

RHBA-2026:5600 - Bug Fix Advisory

Synopsis

dlm bug fix and enhancement update

Type/Severity

Bug Fix Advisory

Red Hat Lightspeed patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for dlm is now available for Red Hat Enterprise Linux 9.

Description

The dlm packages provide the Distributed Lock Manager (DLM), a tool for regulating the access of distributed software applications to shared resources.

Bug Fix(es) and Enhancement(s):

  • DLM reporrs: WARNING: CPU: 51 PID: 8249 at fs/dlm/plock.c:471 dev_write+0x26f/0x330 [ RHEL-9.6 ] [rhel-9.7.z] (JIRA:RHEL-143037)

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

  • Red Hat Enterprise Linux for x86_64 9 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 9 s390x
  • Red Hat Enterprise Linux for Power, little endian 9 ppc64le
  • Red Hat Enterprise Linux for ARM 64 9 aarch64
  • Red Hat Enterprise Linux Resilient Storage for x86_64 9 x86_64
  • Red Hat Enterprise Linux Resilient Storage for IBM z Systems 9 s390x
  • Red Hat Enterprise Linux Resilient Storage for Power, little endian 9 ppc64le

Fixes

(none)

CVEs

(none)

References

(none)

Red Hat Enterprise Linux for x86_64 9

SRPM
dlm-4.3.0-3.el9_7.src.rpm SHA-256: dcefa7f117b214fa8913ee7a3b504d5f2021a4f000733ee12a3439d01ecdaa7f
x86_64
dlm-debuginfo-4.3.0-3.el9_7.i686.rpm SHA-256: 4006740112e5c5f6a2f5f0f4c36e1581864ec7e60b720952a83e4b87c174ac6d
dlm-debuginfo-4.3.0-3.el9_7.x86_64.rpm SHA-256: b0a30e7584196c82be672c54c0b85f1989996815249dac2a160ced3b87e08b44
dlm-debugsource-4.3.0-3.el9_7.i686.rpm SHA-256: e55adada50bcde075f415243712982b2e0d13dfa7be3ba3efa998d12c54fb24d
dlm-debugsource-4.3.0-3.el9_7.x86_64.rpm SHA-256: f671691c409d09eea9e6173c8bc52c545d45b65bb8742f3b47632abeb93c050d
dlm-lib-4.3.0-3.el9_7.i686.rpm SHA-256: 30c10daacf6f02dfa3d8810ca06a5eed022b64d224a36b3721de34b11bbe77bf
dlm-lib-4.3.0-3.el9_7.x86_64.rpm SHA-256: 2f69e756c1e8782b888a6cd5009956d08a25e7501167e057faaba1d0368e4ee4
dlm-lib-debuginfo-4.3.0-3.el9_7.i686.rpm SHA-256: b530a6039378444192590bb38538bab8bb7f2935a232b46edfe8c6d393f91fa0
dlm-lib-debuginfo-4.3.0-3.el9_7.x86_64.rpm SHA-256: 6d9b8fdba6ca9d7e1bd34cba939290b55c95441242100d5a8dee7ba4720c1a81

Red Hat Enterprise Linux for IBM z Systems 9

SRPM
dlm-4.3.0-3.el9_7.src.rpm SHA-256: dcefa7f117b214fa8913ee7a3b504d5f2021a4f000733ee12a3439d01ecdaa7f
s390x
dlm-debuginfo-4.3.0-3.el9_7.s390x.rpm SHA-256: 4aafb0ba11f9a920907255f63f22a826c4dec33374c7f4fff936e5f03efe663f
dlm-debugsource-4.3.0-3.el9_7.s390x.rpm SHA-256: d8ce712f342addc4785d0bbc81bde58a0151427521c88d728faf48e7caf4e100
dlm-lib-4.3.0-3.el9_7.s390x.rpm SHA-256: 9be988e48f6f2a906d6a93ec2b894162393509cbca565810169a5a4b74f2394d
dlm-lib-debuginfo-4.3.0-3.el9_7.s390x.rpm SHA-256: 3defbb76d37e1a1049435dcd5b2e2a9ff01d0656473548addba6783273fa66ae

Red Hat Enterprise Linux for Power, little endian 9

SRPM
dlm-4.3.0-3.el9_7.src.rpm SHA-256: dcefa7f117b214fa8913ee7a3b504d5f2021a4f000733ee12a3439d01ecdaa7f
ppc64le
dlm-debuginfo-4.3.0-3.el9_7.ppc64le.rpm SHA-256: 208b841e18e92ac782e3595edbb16e8cea383aaf046544b3dc33569e576688b8
dlm-debugsource-4.3.0-3.el9_7.ppc64le.rpm SHA-256: c62db49cd590c12c8d5818caecfa260c8bfbe792e275b7581495fbaf12c76fb1
dlm-lib-4.3.0-3.el9_7.ppc64le.rpm SHA-256: 62c05eb36de5d529ec204e50327006cca0526b0844d317ae4a8c35159e144200
dlm-lib-debuginfo-4.3.0-3.el9_7.ppc64le.rpm SHA-256: fe304cb5561499aac9ca819e680dfac2d4f5fa047cfe07dcd8ef227989af7721

Red Hat Enterprise Linux for ARM 64 9

SRPM
dlm-4.3.0-3.el9_7.src.rpm SHA-256: dcefa7f117b214fa8913ee7a3b504d5f2021a4f000733ee12a3439d01ecdaa7f
aarch64
dlm-debuginfo-4.3.0-3.el9_7.aarch64.rpm SHA-256: dfe316ef912c4088f81f6425267b0d614f8b948caaca2a1d08409c4679691f5d
dlm-debugsource-4.3.0-3.el9_7.aarch64.rpm SHA-256: 72e00e1c8d2be49ebefb0843b1967433fa3eb964396dc49f41ab4ff88dd4f462
dlm-lib-4.3.0-3.el9_7.aarch64.rpm SHA-256: 3a9197edf102a8943bdc5a2f8d36a5f3e7881ec92fec69c0fc93b4decf6b5815
dlm-lib-debuginfo-4.3.0-3.el9_7.aarch64.rpm SHA-256: e109690f0fb0c72c53965be92f2cdd1706abe6b818314dbeca6008a5e15f8d54

Red Hat Enterprise Linux Resilient Storage for x86_64 9

SRPM
x86_64
dlm-4.3.0-3.el9_7.x86_64.rpm SHA-256: a6e3e71b232e3532e55de97af7558087138ee781bbfce16a21b6276171ee9c4b
dlm-debuginfo-4.3.0-3.el9_7.x86_64.rpm SHA-256: b0a30e7584196c82be672c54c0b85f1989996815249dac2a160ced3b87e08b44
dlm-debugsource-4.3.0-3.el9_7.x86_64.rpm SHA-256: f671691c409d09eea9e6173c8bc52c545d45b65bb8742f3b47632abeb93c050d
dlm-lib-debuginfo-4.3.0-3.el9_7.x86_64.rpm SHA-256: 6d9b8fdba6ca9d7e1bd34cba939290b55c95441242100d5a8dee7ba4720c1a81

Red Hat Enterprise Linux Resilient Storage for IBM z Systems 9

SRPM
s390x
dlm-4.3.0-3.el9_7.s390x.rpm SHA-256: a6710b488709ccd72570a83cdd4435b552713f38d5370fca01ba1e68397abb06
dlm-debuginfo-4.3.0-3.el9_7.s390x.rpm SHA-256: 4aafb0ba11f9a920907255f63f22a826c4dec33374c7f4fff936e5f03efe663f
dlm-debugsource-4.3.0-3.el9_7.s390x.rpm SHA-256: d8ce712f342addc4785d0bbc81bde58a0151427521c88d728faf48e7caf4e100
dlm-lib-debuginfo-4.3.0-3.el9_7.s390x.rpm SHA-256: 3defbb76d37e1a1049435dcd5b2e2a9ff01d0656473548addba6783273fa66ae

Red Hat Enterprise Linux Resilient Storage for Power, little endian 9

SRPM
ppc64le
dlm-4.3.0-3.el9_7.ppc64le.rpm SHA-256: bc6d3180846c4dd968b958bb1c2472897810477735833d143ed04e8c5dcad2ae
dlm-debuginfo-4.3.0-3.el9_7.ppc64le.rpm SHA-256: 208b841e18e92ac782e3595edbb16e8cea383aaf046544b3dc33569e576688b8
dlm-debugsource-4.3.0-3.el9_7.ppc64le.rpm SHA-256: c62db49cd590c12c8d5818caecfa260c8bfbe792e275b7581495fbaf12c76fb1
dlm-lib-debuginfo-4.3.0-3.el9_7.ppc64le.rpm SHA-256: fe304cb5561499aac9ca819e680dfac2d4f5fa047cfe07dcd8ef227989af7721

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.