summaryrefslogtreecommitdiff
path: root/arch/x86/kernel/dumpstack_64.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-01-02 14:46:35 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-01-02 14:46:35 +0100
commitb6a09416e83ffe4eccfb4ef1b91b3b66483fa810 (patch)
treeb30f266e85047244dcdb47d5afc134e76aec530d /arch/x86/kernel/dumpstack_64.c
parentdb809859c8cee415293b830e67178f526d1eb2be (diff)
parent30a7acd573899fd8b8ac39236eff6468b195ac7d (diff)
downloadlinux-b6a09416e83ffe4eccfb4ef1b91b3b66483fa810.tar.gz
linux-b6a09416e83ffe4eccfb4ef1b91b3b66483fa810.tar.bz2
linux-b6a09416e83ffe4eccfb4ef1b91b3b66483fa810.zip
Merge 4.15-rc6 into char-misc-next
We want the fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/kernel/dumpstack_64.c')
-rw-r--r--arch/x86/kernel/dumpstack_64.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c
index 88ce2ffdb110..563e28d14f2c 100644
--- a/arch/x86/kernel/dumpstack_64.c
+++ b/arch/x86/kernel/dumpstack_64.c
@@ -37,6 +37,15 @@ const char *stack_type_name(enum stack_type type)
if (type == STACK_TYPE_IRQ)
return "IRQ";
+ if (type == STACK_TYPE_ENTRY) {
+ /*
+ * On 64-bit, we have a generic entry stack that we
+ * use for all the kernel entry points, including
+ * SYSENTER.
+ */
+ return "ENTRY_TRAMPOLINE";
+ }
+
if (type >= STACK_TYPE_EXCEPTION && type <= STACK_TYPE_EXCEPTION_LAST)
return exception_stack_names[type - STACK_TYPE_EXCEPTION];
@@ -115,6 +124,9 @@ int get_stack_info(unsigned long *stack, struct task_struct *task,
if (in_irq_stack(stack, info))
goto recursion_check;
+ if (in_entry_stack(stack, info))
+ goto recursion_check;
+
goto unknown;
recursion_check: