Resending to the new crash list address (without kexec list) On 2023/12/04 19:50, Song Shuai wrote: Looks good. Acked-by: Kazuhito Hagio <k-hagio-ab(a)nec.com&gt; Thanks, Kazu > --- > riscv64.c | 15 +++++++++++++-- > 1 file changed, 13 insertions(+), 2 deletions(-) > > diff --git a/riscv64.c b/riscv64.c > index 0aaa14b..872be59 100644 > --- a/riscv64.c > +++ b/riscv64.c > @@ -747,11 +747,14 @@ riscv64_back_trace_cmd(struct bt_info *bt) > { > struct riscv64_unwind_frame current, previous; > struct stackframe curr_frame; > + struct riscv64_register * regs; > int level = 0; > > if (bt->flags & BT_REGS_NOT_FOUND) > return; > > + regs = (struct riscv64_register *) bt->machdep; > + > current.pc = bt->instptr; > current.sp = bt->stkptr; > current.fp = bt->frameptr; > @@ -788,8 +791,16 @@ riscv64_back_trace_cmd(struct bt_info *bt) > sizeof(curr_frame), "get stack frame", RETURN_ON_ERROR)) > return; > > - previous.pc = curr_frame.ra; > - previous.fp = curr_frame.fp; > + /* correct PC and FP of the second frame when the first frame has no callee */ > + > + if (regs && (regs->regs[RISCV64_REGS_EPC] == current.pc) && curr_frame.fp & 0x7){ > + previous.pc = regs->regs[RISCV64_REGS_RA]; > + previous.fp = curr_frame.ra; > + } else { > + previous.pc = curr_frame.ra; > + previous.fp = curr_frame.fp; > + } > + > previous.sp = current.fp; > > riscv64_dump_backtrace_entry(bt, symbol, &current, &previous, level++);