diff options
Diffstat (limited to 'runner')
| -rw-r--r-- | runner/executor.c | 38 |
1 files changed, 30 insertions, 8 deletions
diff --git a/runner/executor.c b/runner/executor.c index 791af4ae..a40e2dd1 100644 --- a/runner/executor.c +++ b/runner/executor.c @@ -137,13 +137,23 @@ static char *handle_lockdep(void) return NULL; } +/* see Linux's include/linux/kernel.h */ +static const struct { + unsigned long bit; + const char *explanation; +} abort_taints[] = { + {(1 << 5), "TAINT_BAD_PAGE: Bad page reference or an unexpected page flags."}, + {(1 << 7), "TAINT_DIE: Kernel has died - BUG/OOPS."}, + {(1 << 9), "TAINT_WARN: WARN_ON has happened."}, + {0, 0}}; + static unsigned long tainted(unsigned long *taints) { - const unsigned long bad_taints = - 0x20 | /* TAINT_PAGE */ - 0x80 | /* TAINT_DIE */ - 0x200; /* TAINT_OOPS */ FILE *f; + unsigned long bad_taints = 0; + + for (typeof(*abort_taints) *taint = abort_taints; taint->bit; taint++) + bad_taints |= taint->bit; *taints = 0; @@ -158,14 +168,26 @@ static unsigned long tainted(unsigned long *taints) static char *handle_taint(void) { - unsigned long taints, bad_taints; + unsigned long taints; char *reason; - bad_taints = tainted(&taints); - if (!bad_taints) + if (!tainted(&taints)) return NULL; - asprintf(&reason, "Kernel tainted (%#lx -- %lx)", taints, bad_taints); + asprintf(&reason, "Kernel badly tainted (%#lx) (check dmesg for details):\n", + taints); + + for (typeof(*abort_taints) *taint = abort_taints; taint->bit; taint++) { + if (taint->bit & taints) { + char *old_reason = reason; + asprintf(&reason, "%s\t(%#lx) %s\n", + old_reason, + taint->bit, + taint->explanation); + free(old_reason); + } + } + return reason; } |