From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/arch/arm64/mm/fault.c | 14 ++++++++++----
1 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/kernel/arch/arm64/mm/fault.c b/kernel/arch/arm64/mm/fault.c
index 45e652d..b735d10 100644
--- a/kernel/arch/arm64/mm/fault.c
+++ b/kernel/arch/arm64/mm/fault.c
@@ -299,7 +299,7 @@
show_pte(addr);
die("Oops", regs, esr);
bust_spinlocks(0);
- do_exit(SIGKILL);
+ make_task_dead(SIGKILL);
}
#ifdef CONFIG_KASAN_HW_TAGS
@@ -361,6 +361,11 @@
return false;
}
+static bool is_translation_fault(unsigned long esr)
+{
+ return (esr & ESR_ELx_FSC_TYPE) == ESR_ELx_FSC_FAULT;
+}
+
static void __do_kernel_fault(unsigned long addr, unsigned int esr,
struct pt_regs *regs)
{
@@ -393,7 +398,8 @@
} else if (addr < PAGE_SIZE) {
msg = "NULL pointer dereference";
} else {
- if (kfence_handle_page_fault(addr, esr & ESR_ELx_WNR, regs))
+ if (is_translation_fault(esr) &&
+ kfence_handle_page_fault(addr, esr & ESR_ELx_WNR, regs))
return;
msg = "paging request";
@@ -478,8 +484,8 @@
}
}
-#define VM_FAULT_BADMAP 0x010000
-#define VM_FAULT_BADACCESS 0x020000
+#define VM_FAULT_BADMAP ((__force vm_fault_t)0x010000)
+#define VM_FAULT_BADACCESS ((__force vm_fault_t)0x020000)
static int __do_page_fault(struct vm_area_struct *vma, unsigned long addr,
unsigned int mm_flags, unsigned long vm_flags,
--
Gitblit v1.6.2