Re: [PATCH v6 00/14] crash: Fix several bugs

[Mike Rapoport <rppt@kernel.org>]

Hi Jinjie,

On Thu, Oct 08, 2026 at 09:57:30AM +0800, Jinjie Ruan wrote:
> 
> 在 2026/9/21 17:04, Jinjie Ruan 写道:
> > As Baoquan and Catalin suggested, this patch set fixes
> > several pre-existing code issues found by Sashiko AI [1][2][3].
> > 
> > The major improvements and fixes included in this series are:
> > - Fix several memory leaks for arm64, and similar issues on LoongArch.
> > - Fix out-of-bounds write on 32-bit Highmem for x86.
> > - Fix TOCTOU race in crash memory range collection.
> 
> Hi all,
> 
> Gentle ping.
> 
> Could anyone take a look or let me know if there's anything
> else needed? I can rebase/resend if required.

Sorry for the delay, I was travelling for the past few weeks.
I'm planning to review this next week. 

And we do need acks from arch maintainers for most of the patches in this
series.

> > Jinjie Ruan (14):
> >   kexec: Fix CMA segment address translation with non-zero text_offset
> >   kexec: Record allocated CMA pages to fix release size mismatch
> >   kexec: Extract kexec_free_segment_cma() from kimage_free_cma()
> >   arm64: kexec_file: Fix CMA page leaks in segment placement retry loops
> >   arm64: kexec_file: Fix elf_headers memory leak in retry loop
> >   LoongArch: kexec_file: Fix CMA page leaks in segment placement retry
> >     loops
> >   LoongArch: kexec_file: Fix elf_headers memory leak in retry loop
> >   LoongArch: kexec_file: Fix a modified_cmdline leak
> >   x86/crash: Fix massive out-of-bounds write on 32-bit Highmem
> >   crash: Extract crash_get_memory_ranges() helper
> >   crash: Factor out crash_find_elfcorehdr() helper
> >   crash: Normalize the kexec_load elfcorehdr at load time
> >   driver core: Add device_hotplug_lock_assert_held() helper
> >   crash: Fix TOCTOU race in crash memory range collection

-- 
Sincerely yours,
Mike.