diff options
| -rw-r--r-- | tests/ChangeLog | 4 | ||||
| -rw-r--r-- | tests/backtrace.c | 7 |
2 files changed, 11 insertions, 0 deletions
diff --git a/tests/ChangeLog b/tests/ChangeLog index 90a2a0ee..dce6ebe6 100644 --- a/tests/ChangeLog +++ b/tests/ChangeLog @@ -1,3 +1,7 @@ +2014-06-15 Mark Wielaard <[email protected]> + + * backtrace.c (frame_callback): Error on seeing more than 16 frames. + 2014-06-13 Mark Wielaard <[email protected]> * backtrace.c (callback_verify): Accept "__libc_do_syscall" as first diff --git a/tests/backtrace.c b/tests/backtrace.c index 1d3948eb..331ba0f2 100644 --- a/tests/backtrace.c +++ b/tests/backtrace.c @@ -148,6 +148,13 @@ frame_callback (Dwfl_Frame *state, void *frame_arg) int *framenop = frame_arg; Dwarf_Addr pc; bool isactivation; + + if (*framenop > 16) + { + error (0, 0, "Too many frames: %d\n", *framenop); + return DWARF_CB_ABORT; + } + if (! dwfl_frame_pc (state, &pc, &isactivation)) { error (0, 0, "%s", dwfl_errmsg (-1)); |