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-rw-r--r--arch/x86/kernel/traps.c7
-rw-r--r--kernel/context_tracking.c3
2 files changed, 7 insertions, 3 deletions
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index c6eb418c5627..0d0e922fafc1 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -343,6 +343,7 @@ dotraplinkage void notrace do_int3(struct pt_regs *regs, long error_code)
343 if (poke_int3_handler(regs)) 343 if (poke_int3_handler(regs))
344 return; 344 return;
345 345
346 prev_state = exception_enter();
346#ifdef CONFIG_KGDB_LOW_LEVEL_TRAP 347#ifdef CONFIG_KGDB_LOW_LEVEL_TRAP
347 if (kgdb_ll_trap(DIE_INT3, "int3", regs, error_code, X86_TRAP_BP, 348 if (kgdb_ll_trap(DIE_INT3, "int3", regs, error_code, X86_TRAP_BP,
348 SIGTRAP) == NOTIFY_STOP) 349 SIGTRAP) == NOTIFY_STOP)
@@ -351,9 +352,8 @@ dotraplinkage void notrace do_int3(struct pt_regs *regs, long error_code)
351 352
352#ifdef CONFIG_KPROBES 353#ifdef CONFIG_KPROBES
353 if (kprobe_int3_handler(regs)) 354 if (kprobe_int3_handler(regs))
354 return; 355 goto exit;
355#endif 356#endif
356 prev_state = exception_enter();
357 357
358 if (notify_die(DIE_INT3, "int3", regs, error_code, X86_TRAP_BP, 358 if (notify_die(DIE_INT3, "int3", regs, error_code, X86_TRAP_BP,
359 SIGTRAP) == NOTIFY_STOP) 359 SIGTRAP) == NOTIFY_STOP)
@@ -433,6 +433,8 @@ dotraplinkage void do_debug(struct pt_regs *regs, long error_code)
433 unsigned long dr6; 433 unsigned long dr6;
434 int si_code; 434 int si_code;
435 435
436 prev_state = exception_enter();
437
436 get_debugreg(dr6, 6); 438 get_debugreg(dr6, 6);
437 439
438 /* Filter out all the reserved bits which are preset to 1 */ 440 /* Filter out all the reserved bits which are preset to 1 */
@@ -465,7 +467,6 @@ dotraplinkage void do_debug(struct pt_regs *regs, long error_code)
465 if (kprobe_debug_handler(regs)) 467 if (kprobe_debug_handler(regs))
466 goto exit; 468 goto exit;
467#endif 469#endif
468 prev_state = exception_enter();
469 470
470 if (notify_die(DIE_DEBUG, "debug", regs, (long)&dr6, error_code, 471 if (notify_die(DIE_DEBUG, "debug", regs, (long)&dr6, error_code,
471 SIGTRAP) == NOTIFY_STOP) 472 SIGTRAP) == NOTIFY_STOP)
diff --git a/kernel/context_tracking.c b/kernel/context_tracking.c
index 019d45008448..5664985c46a0 100644
--- a/kernel/context_tracking.c
+++ b/kernel/context_tracking.c
@@ -19,6 +19,7 @@
19#include <linux/sched.h> 19#include <linux/sched.h>
20#include <linux/hardirq.h> 20#include <linux/hardirq.h>
21#include <linux/export.h> 21#include <linux/export.h>
22#include <linux/kprobes.h>
22 23
23#define CREATE_TRACE_POINTS 24#define CREATE_TRACE_POINTS
24#include <trace/events/context_tracking.h> 25#include <trace/events/context_tracking.h>
@@ -104,6 +105,7 @@ void context_tracking_user_enter(void)
104 } 105 }
105 local_irq_restore(flags); 106 local_irq_restore(flags);
106} 107}
108NOKPROBE_SYMBOL(context_tracking_user_enter);
107 109
108#ifdef CONFIG_PREEMPT 110#ifdef CONFIG_PREEMPT
109/** 111/**
@@ -181,6 +183,7 @@ void context_tracking_user_exit(void)
181 } 183 }
182 local_irq_restore(flags); 184 local_irq_restore(flags);
183} 185}
186NOKPROBE_SYMBOL(context_tracking_user_exit);
184 187
185/** 188/**
186 * __context_tracking_task_switch - context switch the syscall callbacks 189 * __context_tracking_task_switch - context switch the syscall callbacks