Matthew Wilcox (Oracle) c6e8e595a0 idr: fix idr_alloc() returning an ID out of range ... If you use an IDR with a non-zero base, and specify a range that lies entirely below the base, 'max - base' becomes very large and idr_get_free() can return an ID that lies outside of the requested range. Link: https://lkml.kernel.org/r/20251128161853.3200058-1-willy@infradead.org Fixes: 6ce711f275 ("idr: Make 1-based IDRs more efficient") Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reported-by: Jan Sokolowski <jan.sokolowski@intel.com> Reported-by: Koen Koning <koen.koning@intel.com> Reported-by: Peter Senna Tschudin <peter.senna@linux.intel.com> Closes: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/6449 Reviewed-by: Christian König <christian.koenig@amd.com> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>		2025-12-23 11:23:11 -08:00
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.gitignore	tools: separate out shared radix-tree components	2024-09-01 20:25:55 -07:00
Makefile	xarray: add xas_try_split() to split a multi-index entry	2025-03-17 22:06:59 -07:00
benchmark.c	…
idr-test.c	idr: fix idr_alloc() returning an ID out of range	2025-12-23 11:23:11 -08:00
iteration_check.c	…
iteration_check_2.c	…
main.c	…
maple.c	Summary of significant series in this pull request:	2025-10-02 18:18:33 -07:00
multiorder.c	Xarray: do not return sibling entries from xas_find_marked()	2025-01-24 22:47:27 -08:00
regression.h	…
regression1.c	radix tree test suite: fix incorrect allocation size for pthreads	2023-08-04 13:03:40 -07:00
regression2.c	…
regression3.c	…
regression4.c	…
tag_check.c	…
test.c	…
test.h	radix tree test suite: Fix compilation	2020-10-07 09:07:49 -04:00
xarray.c	tools: separate out shared radix-tree components	2024-09-01 20:25:55 -07:00