diff options
| -rw-r--r-- | arch/loongarch/kernel/stacktrace.c | 2 | ||||
| -rw-r--r-- | arch/loongarch/kernel/unwind.c | 1 | ||||
| -rw-r--r-- | arch/loongarch/kernel/unwind_prologue.c | 4 |
3 files changed, 5 insertions, 2 deletions
diff --git a/arch/loongarch/kernel/stacktrace.c b/arch/loongarch/kernel/stacktrace.c index 3a690f96f00c..2463d2fea21f 100644 --- a/arch/loongarch/kernel/stacktrace.c +++ b/arch/loongarch/kernel/stacktrace.c @@ -30,7 +30,7 @@ void arch_stack_walk(stack_trace_consume_fn consume_entry, void *cookie, regs->regs[1] = 0; for (unwind_start(&state, task, regs); - !unwind_done(&state); unwind_next_frame(&state)) { + !unwind_done(&state) && !unwind_error(&state); unwind_next_frame(&state)) { addr = unwind_get_return_address(&state); if (!addr || !consume_entry(cookie, addr)) break; diff --git a/arch/loongarch/kernel/unwind.c b/arch/loongarch/kernel/unwind.c index a463d6961344..ba324ba76fa1 100644 --- a/arch/loongarch/kernel/unwind.c +++ b/arch/loongarch/kernel/unwind.c @@ -28,5 +28,6 @@ bool default_next_frame(struct unwind_state *state) } while (!get_stack_info(state->sp, state->task, info)); + state->error = true; return false; } diff --git a/arch/loongarch/kernel/unwind_prologue.c b/arch/loongarch/kernel/unwind_prologue.c index 9095fde8e55d..55afc27320e1 100644 --- a/arch/loongarch/kernel/unwind_prologue.c +++ b/arch/loongarch/kernel/unwind_prologue.c @@ -211,7 +211,7 @@ static bool next_frame(struct unwind_state *state) pc = regs->csr_era; if (user_mode(regs) || !__kernel_text_address(pc)) - return false; + goto out; state->first = true; state->pc = pc; @@ -226,6 +226,8 @@ static bool next_frame(struct unwind_state *state) } while (!get_stack_info(state->sp, state->task, info)); +out: + state->error = true; return false; } |