======================
#debian-kernel Meeting
======================


Meeting started by carnil at 19:00:01 UTC. The full logs are available
at
http://meetbot.debian.net/debian-kernel/2025/debian-kernel.2025-10-01-19.00.log.html
.



Meeting summary
---------------
* Build time and limits in Salsa CI  (carnil, 19:01:54)
  * ACTION: carnil reverts switch to gcc-15 for debian/latest branch
    (carnil, 19:10:04)
  * ACTION: bwh will test performance difference of building with gcc 14
    vs 15, and open bug if significantly worse with 15  (bwh, 19:12:56)
  * ACTION: bwh will look for more drivers to disable in cloud configs
    (bwh, 19:13:20)
  * ACTION: waldi to test pipeline and slow runtimes  (waldi, 19:18:39)

* Disabling bcachefs  (carnil, 19:19:20)

* #1106411: (i, u) linux-image-6.12.27-amd64: kernel NULL pointer
  dereference in bmc150_accel_core (merged with #1102522, #1112643)
  (carnil, 19:29:57)

* #1111095: (i, ) firmware-amd-graphics: Radeon HD 8280 : gpu lock,
  black screen and crash.  (carnil, 19:36:58)
  * LINK: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1111095#62
    (carnil, 19:37:33)
  * ACTION: carnil ask reporter of #1111095 to confirm installed state
    of firmware-amd-graphics and provide full kernel logs (with updated
    6.12.48-1) with both firmware installed and not  (carnil, 19:46:14)

* #1112288: (i, u) amdgpu: GPU hang with 6.12 & 6.16sid, 6.16 liquorix
  works.  (carnil, 19:46:55)
  * liquorix patches are at
    https://github.com/zen-kernel/zen-kernel/commits/6.16/fixes/
    (waldi, 19:49:41)
  * LINK: https://github.com/zen-kernel/zen-kernel/commits/6.16/fixes/
    (waldi, 19:50:00)

* #1112627: (i, Mu) linux-image-6.16.3+deb14-amd64: Intel audio no
  longer works: DMAR: [DMA Write NO_PASID] Request device [00:1b.0] ...
  non-zero reserved fields in PTE  (carnil, 19:50:19)

* #1114557: (i, u+) linux-image-6.12.43+deb13-amd64: Jieli touchscreen
  and stylus no longer supported  (carnil, 19:50:31)

* #1114884: (i, M) linux-image-6.1.0-39-amd64: AMD Ryzen 9 7950X,
  linux-image-6.1.0-39-amd64 hangs on boot while 6.1.0-37-amd64 works
  fine  (carnil, 19:50:59)

* #1114912: (i, ) linux-image-amd64: KVM GPU passthrough causes kernel
  crash and system hang on Debian 13 after VM shutdown  (carnil,
  19:51:47)
  * ACTION: bwh will forward #1114912 upstream  (bwh, 19:53:41)

* #1115613: (i, +M) linux: Please enable CONFIG_SOUNDWIRE_AMD=m
  (carnil, 19:54:00)

* #1116065: (i, Mu) linux: kernel oops with rsync on MSI X99A with ntfs3
  (carnil, 19:55:51)
  * ACTION: carnil forwards information from #1116065 to ntfs3 driver
    upstream  (carnil, 20:03:07)

* #1116554: (i, ) linux-image-6.12.43+deb12-amd64: hard freeze during
  normal operation with stacktraces in the syslog  (carnil, 20:03:58)
  * ACTION: waldi to handle #1116554, full log, task info via sysrq
    (waldi, 20:11:19)

* #1116643: (i, ) UBSAN: shift-out-of-bounds in
  .../drivers/gpu/drm/display/drm_dp_mst_topology.c (shift exponent -1)
  (carnil, 20:11:36)
  * ACTION: bwh will look for upstream bug for #1116643 and ask reporter
    to forward if there is none  (bwh, 20:13:58)

* AOB?  (carnil, 20:14:23)
  * ACTION: waldi will chair next weeks team meeting  (carnil, 20:15:16)

Meeting ended at 20:15:47 UTC.




Action Items
------------
* carnil reverts switch to gcc-15 for debian/latest branch
* bwh will test performance difference of building with gcc 14 vs 15,
  and open bug if significantly worse with 15
* bwh will look for more drivers to disable in cloud configs
* waldi to test pipeline and slow runtimes
* carnil ask reporter of #1111095 to confirm installed state of
  firmware-amd-graphics and provide full kernel logs (with updated
  6.12.48-1) with both firmware installed and not
* bwh will forward #1114912 upstream
* carnil forwards information from #1116065 to ntfs3 driver upstream
* waldi to handle #1116554, full log, task info via sysrq
* bwh will look for upstream bug for #1116643 and ask reporter to
  forward if there is none
* waldi will chair next weeks team meeting




Action Items, by person
-----------------------
* bwh
  * bwh will test performance difference of building with gcc 14 vs 15,
    and open bug if significantly worse with 15
  * bwh will look for more drivers to disable in cloud configs
  * bwh will forward #1114912 upstream
  * bwh will look for upstream bug for #1116643 and ask reporter to
    forward if there is none
* carnil
  * carnil reverts switch to gcc-15 for debian/latest branch
  * carnil ask reporter of #1111095 to confirm installed state of
    firmware-amd-graphics and provide full kernel logs (with updated
    6.12.48-1) with both firmware installed and not
  * carnil forwards information from #1116065 to ntfs3 driver upstream
* waldi
  * waldi to test pipeline and slow runtimes
  * waldi to handle #1116554, full log, task info via sysrq
  * waldi will chair next weeks team meeting
* **UNASSIGNED**
  * (none)




People Present (lines said)
---------------------------
* carnil (103)
* bwh (54)
* waldi (48)
* MeetBot (3)
* yunseongkim[m] (1)
* kathara (1)
* Santiago[m] (1)
* ukleinek (0)




Generated by `MeetBot`_ 0.1.4

.. _`MeetBot`: http://wiki.debian.org/MeetBot