Re: [PATCH 6.1 000/568] 6.1.159-rc1 review

[Naresh Kamboju]

On Thu, 4 Dec 2025 at 17:36, Mark Brown <broonie@xxxxxxxxxx> wrote:
>
> On Wed, Dec 03, 2025 at 04:20:02PM +0100, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 6.1.159 release.
> > There are 568 patches in this series, all will be posted as a response
> > to this one.  If anyone has any issues with these being applied, please
> > let me know.
>
> I'm seeing a bunch of systems start failing with this release, they
> start OOMing when previously they ran OK.  Most of them aren't exactly
> overburned with memory.  These failures bisect to 61717acddadf66
> (mm/memory: do not populate page table entries beyond i_size), sample
> bisect from one of the systems including links to test jobs (the bisects
> for other systems/test sets look very similar):

As Mark’s reported, the LKFT reproduced the same regression on Juno-r2,
FVP and qemu-arm64 during boot.

### boot log
<0>[   42.433802] Internal error: Oops: 0000000096000046 [#1] PREEMPT SMP"}
<4>[   42.434147] Modules linked in: fuse drm ip_tables x_tables"}
<4>[   42.434573] CPU: 1 PID: 374 Comm: skipgen Not tainted 6.1.159-rc1 #1"}
<4>[   42.435344] Hardware name: linux,dummy-virt (DT)"}
<4>[   42.436140] pstate: 42402009 (nZcv daif +PAN -UAO +TCO -DIT
-SSBS BTYPE=--)"}
<4>[   42.437004] pc : _raw_spin_lock+0x3c/0x8c"}
<4>[   42.438173] lr : _raw_spin_lock+0x28/0x8c"}

Boot regression: Juno-r2, FVP, Internal error: Oops: _raw_spin_lock
filemap_map_pages
Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>

## commit point to,
  mm/memory: do not populate page table entries beyond i_size
  [ Upstream commit 74207de2ba10c2973334906822dc94d2e859ffc5 ]

### Links,
 - https://regressions.linaro.org/lkft/linux-stable-rc-linux-6.1.y/v6.1.158-569-gabd89c70c938/log-parser-test/internal-error-oops-Oops_PREEMPT_SMP___raw_spin_lock-a94221fb/
 - https://lkft.validation.linaro.org/scheduler/job/8540690#L1835
 - https://tuxapi.tuxsuite.com/v1/groups/linaro/projects/lkft/tests/36LJeldPNf0LMr3PSr7WYaPqCFa

--
Linaro LKFT
https://lkft.linaro.org