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authorIngo Molnar <mingo@kernel.org>2025-04-09 22:00:25 +0200
committerIngo Molnar <mingo@kernel.org>2025-04-09 22:00:25 +0200
commit78a84fbfa4ffc4bb6e95560a909b2ac3efa0aad2 (patch)
treedb18cc54b9b0b43bd0ed78dc76eef64aababb98f /kernel/panic.c
parent60567e93c05d7064c93830cf4bf0d2c58f11b2f2 (diff)
parent0af2f6be1b4281385b618cb86ad946eded089ac8 (diff)
Merge tag 'v6.15-rc1' into x86/mm, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/panic.c')
-rw-r--r--kernel/panic.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/panic.c b/kernel/panic.c
index 0c55eec9e874..a3889f38153d 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -833,9 +833,15 @@ device_initcall(register_warn_debugfs);
*/
__visible noinstr void __stack_chk_fail(void)
{
+ unsigned long flags;
+
instrumentation_begin();
+ flags = user_access_save();
+
panic("stack-protector: Kernel stack is corrupted in: %pB",
__builtin_return_address(0));
+
+ user_access_restore(flags);
instrumentation_end();
}
EXPORT_SYMBOL(__stack_chk_fail);