*** This bug is a duplicate of bug 2114697 ***
    https://bugs.launchpad.net/bugs/2114697

Public bug reported:

[Impact]
The gnome desktop may freeze while running sleepgraph/sleep test.
There are xe driver errors in the dmesg
[19614.917644] ubuntu-202411-36032 kernel: xe 0000:00:02.0: [drm] GT0: Engine 
reset: engine_class=bcs, logical_mask: 0x2, guc_id=0
[19614.917655] ubuntu-202411-36032 kernel: xe 0000:00:02.0: [drm] GT0: Timedout 
job: seqno=36574, lrc_seqno=36574, guc_id=0, flags=0x13
[19614.918061] ubuntu-202411-36032 kernel: xe 0000:00:02.0: [drm] Xe device 
coredump has been created
[19614.918062] ubuntu-202411-36032 kernel: xe 0000:00:02.0: [drm] Check your 
/sys/class/drm/card1/device/devcoredump/data
[19614.918064] ubuntu-202411-36032 kernel: xe 0000:00:02.0: [drm] GT0: 
Kernel-submitted job timed out

[Fix]
The commit from v6.16-rc1 fixes the issue.
0ee54d5cacc0 drm/xe/sched: stop re-submitting signalled jobs

[Test]
Run fwts s3 test multiple times, there should be no any xe driver call trace in 
the dmesg, and gnome desktop should keep working after the test.

[Where problems could occur]
It adds more checks to prevent the job to be submitted twice during suspending. 
Should be pretty safe to include this.

** Affects: hwe-next
     Importance: Undecided
         Status: New

** Affects: linux-oem-6.11 (Ubuntu)
     Importance: Undecided
         Status: Invalid

** Affects: linux-oem-6.14 (Ubuntu)
     Importance: Undecided
         Status: Invalid

** Affects: linux-oem-6.11 (Ubuntu Noble)
     Importance: Undecided
     Assignee: AceLan Kao (acelankao)
         Status: In Progress

** Affects: linux-oem-6.14 (Ubuntu Noble)
     Importance: Undecided
     Assignee: AceLan Kao (acelankao)
         Status: In Progress


** Tags: jira-somerville-2404 oem-priority somerville

** Also affects: linux-oem-6.14 (Ubuntu Noble)
   Importance: Undecided
       Status: New

** Also affects: linux-oem-6.11 (Ubuntu)
   Importance: Undecided
       Status: New

** Changed in: linux-oem-6.11 (Ubuntu Noble)
       Status: New => In Progress

** Changed in: linux-oem-6.14 (Ubuntu Noble)
       Status: New => In Progress

** Changed in: linux-oem-6.11 (Ubuntu Noble)
     Assignee: (unassigned) => AceLan Kao (acelankao)

** Changed in: linux-oem-6.14 (Ubuntu Noble)
     Assignee: (unassigned) => AceLan Kao (acelankao)

** Changed in: linux-oem-6.11 (Ubuntu)
       Status: New => Invalid

** Changed in: linux-oem-6.14 (Ubuntu)
       Status: New => Invalid

** Tags added: jira-somerville-2404 oem-priority somerville

** This bug has been marked a duplicate of bug 2114697
   [SRU] Fix GT0: Engine reset when suspend on Intel LNL

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-oem-6.11 in Ubuntu.
https://bugs.launchpad.net/bugs/2115392

Title:
  Gnome freeze during sleepgraph testing

Status in HWE Next:
  New
Status in linux-oem-6.11 package in Ubuntu:
  Invalid
Status in linux-oem-6.14 package in Ubuntu:
  Invalid
Status in linux-oem-6.11 source package in Noble:
  In Progress
Status in linux-oem-6.14 source package in Noble:
  In Progress

Bug description:
  [Impact]
  The gnome desktop may freeze while running sleepgraph/sleep test.
  There are xe driver errors in the dmesg
  [19614.917644] ubuntu-202411-36032 kernel: xe 0000:00:02.0: [drm] GT0: Engine 
reset: engine_class=bcs, logical_mask: 0x2, guc_id=0
  [19614.917655] ubuntu-202411-36032 kernel: xe 0000:00:02.0: [drm] GT0: 
Timedout job: seqno=36574, lrc_seqno=36574, guc_id=0, flags=0x13
  [19614.918061] ubuntu-202411-36032 kernel: xe 0000:00:02.0: [drm] Xe device 
coredump has been created
  [19614.918062] ubuntu-202411-36032 kernel: xe 0000:00:02.0: [drm] Check your 
/sys/class/drm/card1/device/devcoredump/data
  [19614.918064] ubuntu-202411-36032 kernel: xe 0000:00:02.0: [drm] GT0: 
Kernel-submitted job timed out

  [Fix]
  The commit from v6.16-rc1 fixes the issue.
  0ee54d5cacc0 drm/xe/sched: stop re-submitting signalled jobs

  [Test]
  Run fwts s3 test multiple times, there should be no any xe driver call trace 
in the dmesg, and gnome desktop should keep working after the test.

  [Where problems could occur]
  It adds more checks to prevent the job to be submitted twice during 
suspending. Should be pretty safe to include this.

To manage notifications about this bug go to:
https://bugs.launchpad.net/hwe-next/+bug/2115392/+subscriptions


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