* [merged mm-nonmm-stable] scripts-gdb-fix-stack-depot-out-of-bounds-diagnostic.patch removed from -mm tree
@ 2026-10-24 7:47 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2026-10-24 7:47 UTC (permalink / raw)
To: mm-commits, kuan-ying.lee, kbingham, jan.kiszka, ue081723, akpm
The quilt patch titled
Subject: scripts/gdb: fix stack depot out-of-bounds diagnostic
has been removed from the -mm tree. Its filename was
scripts-gdb-fix-stack-depot-out-of-bounds-diagnostic.patch
This patch was dropped because it was merged into the mm-nonmm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Ting-Han Hou <ue081723@gmail.com>
Subject: scripts/gdb: fix stack depot out-of-bounds diagnostic
Date: Sun, 11 Oct 2026 10:30:44 +0800
The pool_index field was renamed to pool_index_plus_1, but the
out-of-bounds diagnostic in stack_depot_fetch() still accesses the old
field. Looking up a handle whose pool index is outside stack_pools
therefore raises "There is no member named pool_index" instead of printing
the diagnostic and returning an empty result.
Use the already decoded pool_index variable in the diagnostic.
Link: https://lore.kernel.org/20261011023044.1722-3-ue081723@gmail.com
Fixes: 9d938f40b228 ("scripts/gdb: rename pool_index to pool_index_plus_1")
Signed-off-by: Ting-Han Hou <ue081723@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Assisted-by: LLM
Cc: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Kieran Bingham <kbingham@kernel.org>
Cc: Kuan-Ying Lee <kuan-ying.lee@canonical.com>
---
scripts/gdb/linux/stackdepot.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/scripts/gdb/linux/stackdepot.py~scripts-gdb-fix-stack-depot-out-of-bounds-diagnostic
+++ a/scripts/gdb/linux/stackdepot.py
@@ -39,7 +39,7 @@ def stack_depot_fetch(handle):
pool_index = parts['pool_index_plus_1'] - 1
if pool_index >= pools_num:
- gdb.write("pool index %d out of bounds (%d) for stack id 0x%08x\n" % (parts['pool_index'], pools_num, handle))
+ gdb.write("pool index %d out of bounds (%d) for stack id 0x%08x\n" % (pool_index, pools_num, handle))
return gdb.Value(0), 0
stack_pools = gdb.parse_and_eval('stack_pools')
_
Patches currently in -mm which might be from ue081723@gmail.com are
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2026-10-24 7:47 [merged mm-nonmm-stable] scripts-gdb-fix-stack-depot-out-of-bounds-diagnostic.patch removed from -mm tree Andrew Morton
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