'KCDATA_TYPE_INT64_DESC': 0x5,
'KCDATA_TYPE_BINDATA_DESC': 0x6,
'KCDATA_TYPE_ARRAY': 0x11,
- 'KCDATA_TYPE_TYPEDEFINTION': 0x12,
+ 'KCDATA_TYPE_TYPEDEFINITION': 0x12,
'KCDATA_TYPE_CONTAINER_BEGIN': 0x13,
- 'KCDATA_TYPE_CONTIANER_END': 0x14,
+ 'KCDATA_TYPE_CONTAINER_END': 0x14,
'KCDATA_TYPE_ARRAY_PAD0': 0x20,
'KCDATA_TYPE_ARRAY_PAD1': 0x21,
'STACKSHOT_KCTYPE_KERN_PAGE_SIZE': 0x910,
'STACKSHOT_KCTYPE_JETSAM_LEVEL': 0x911,
'STACKSHOT_KCTYPE_DELTA_SINCE_TIMESTAMP': 0x912,
- 'STACKSHOT_KCTYPE_TASK_DELTA_SNAPSHOT': 0x940,
- 'STACKSHOT_KCTYPE_THREAD_DELTA_SNAPSHOT': 0x941,
-
'STACKSHOT_KCTYPE_KERN_STACKLR': 0x913,
'STACKSHOT_KCTYPE_KERN_STACKLR64': 0x914,
'STACKSHOT_KCTYPE_USER_STACKLR': 0x915,
'STACKSHOT_KCTYPE_THREAD_GROUP' : 0x91f,
'STACKSHOT_KCTYPE_JETSAM_COALITION_SNAPSHOT' : 0x920,
'STACKSHOT_KCTYPE_JETSAM_COALITION' : 0x921,
+ 'STACKSHOT_KCTYPE_THREAD_POLICY_VERSION': 0x922,
'STACKSHOT_KCTYPE_INSTRS_CYCLES' : 0x923,
+ 'STACKSHOT_KCTYPE_USER_STACKTOP' : 0x924,
+ 'STACKSHOT_KCTYPE_ASID' : 0x925,
+ 'STACKSHOT_KCTYPE_PAGE_TABLES' : 0x926,
+ 'STACKSHOT_KCTYPE_SYS_SHAREDCACHE_LAYOUT' : 0x927,
+
+ 'STACKSHOT_KCTYPE_TASK_DELTA_SNAPSHOT': 0x940,
+ 'STACKSHOT_KCTYPE_THREAD_DELTA_SNAPSHOT': 0x941,
- 'STACKSHOT_KCTYPE_THREAD_POLICY_VERSION': 0x922,
'KCDATA_TYPE_BUFFER_END': 0xF19158ED,
return KCSubTypeElement(st_name, st_type, st_size, st_offset, st_flag)
@staticmethod
- def FromBasicCtype(st_name, st_type, st_offset=0):
+ def FromBasicCtype(st_name, st_type, st_offset=0, legacy_size=None):
if st_type <= 0 or st_type > KCSUBTYPE_TYPE.KC_ST_UINT64:
raise ValueError("Invalid type passed %d" % st_type)
st_size = struct.calcsize(KCSubTypeElement._unpack_formats[st_type])
st_flag = 0
retval = KCSubTypeElement(st_name, st_type, st_size, st_offset, st_flag, KCSubTypeElement._get_naked_element_value)
+ if legacy_size:
+ retval.legacy_size = legacy_size
return retval
@staticmethod
class KCTypeDescription(object):
- def __init__(self, t_type_id, t_elements=[], t_name='anon', custom_repr=None, legacy_size=None, merge=False):
+ def __init__(self, t_type_id, t_elements=[], t_name='anon', custom_repr=None, legacy_size=None, merge=False, naked=False):
self.type_id = t_type_id
self.elements = t_elements
self.name = t_name
self.totalsize = 0
self.custom_JsonRepr = custom_repr
- self.legacy_size = legacy_size
+ if legacy_size:
+ self.legacy_size = legacy_size
self.merge = merge
+ self.naked = naked
for e in self.elements:
self.totalsize += e.GetTotalSize()
@staticmethod
def FromKCTypeDescription(other, t_type_id, t_name):
- retval = KCTypeDescription(t_type_id, other.elements, t_name, other.custom_JsonRepr)
+ retval = KCTypeDescription(t_type_id, other.elements, t_name, other.custom_JsonRepr,
+ legacy_size=getattr(other, 'legacy_size', None))
return retval
def ShouldMerge(self):
padding = (flags & KCDATA_FLAGS_STRUCT_PADDING_MASK)
if padding:
base_data = base_data[:-padding]
- elif self.legacy_size and len(base_data) == self.legacy_size + ((-self.legacy_size) & 0xf):
+ elif hasattr(self, 'legacy_size') and len(base_data) == self.legacy_size + ((-self.legacy_size) & 0xf):
base_data = base_data[:self.legacy_size]
if self.custom_JsonRepr:
return self.custom_JsonRepr([e.GetValue(base_data) for e in self.elements])
- o = ", ".join(['"%s": %s' % (e.GetName(), e.GetJsonRepr(base_data)) for e in self.elements if not e.ShouldSkip(base_data)])
+ if self.naked:
+ o = ", ".join([e.GetJsonRepr(base_data) for e in self.elements if not e.ShouldSkip(base_data)])
+ else:
+ o = ", ".join(['"%s": %s' % (e.GetName(), e.GetJsonRepr(base_data)) for e in self.elements if not e.ShouldSkip(base_data)])
if not self.merge:
o = '{' + o + '}'
return o
return KCObject(kcitem.i_type, kcitem.i_data, kcitem.i_offset, kcitem.i_flags)
def IsContainerEnd(self):
- return self.i_type == GetTypeForName('KCDATA_TYPE_CONTIANER_END')
+ return self.i_type == GetTypeForName('KCDATA_TYPE_CONTAINER_END')
def IsBufferEnd(self):
return self.i_type == GetTypeForName('KCDATA_TYPE_BUFFER_END')
self.obj['typeID'] = self.i_type
logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
- elif self.i_type == GetTypeForName('KCDATA_TYPE_CONTIANER_END'):
+ elif self.i_type == GetTypeForName('KCDATA_TYPE_CONTAINER_END'):
self.obj['uniqID'] = self.i_flags
logging.info("0x%08x: %sEND" % (self.offset, INDENT(end=True)))
self.obj = u_d[1]
logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
- elif self.i_type == GetTypeForName('KCDATA_TYPE_TYPEDEFINTION'):
+ elif self.i_type == GetTypeForName('KCDATA_TYPE_TYPEDEFINITION'):
self.is_naked_type = True
u_d = struct.unpack_from('II32s', self.i_data)
self.obj['name'] = u_d[2].split(chr(0))[0]
element_arr = []
for i in range(u_d[1]):
e = KCSubTypeElement.FromBinaryTypeData(self.i_data[40+(i*40):])
- #print str(e)
element_arr.append(e)
type_desc = KCTypeDescription(u_d[0], element_arr, self.obj['name'])
- #print str(type_desc)
self.obj['fields'] = [str(e) for e in element_arr]
KNOWN_TYPES_COLLECTION[type_desc.GetTypeID()] = type_desc
logging.info("0x%08x: %s%s" % (self.offset, INDENT(), self.i_name))
if e_t not in LEGAL_OLD_STYLE_ARRAY_TYPES:
raise Exception, "illegal old-style array type: %s (0x%x)" % (GetTypeNameForKey(e_t), e_t)
e_c = self.i_flags & 0xffffffff
- e_s = KNOWN_TYPES_COLLECTION[e_t].sizeof()
+ e_s = KNOWN_TYPES_COLLECTION[e_t].legacy_size
if e_s * e_c > self.i_size:
- raise Excpetion, "array too small for its count"
+ raise Exception("array too small for its count")
self.obj['typeID'] = e_t
self.i_name = GetTypeNameForKey(e_t)
self.i_type = e_t
KCSubTypeElement.FromBasicCtype('tds_rqos', KCSUBTYPE_TYPE.KC_ST_UINT8, 45),
KCSubTypeElement.FromBasicCtype('tds_rqos_override', KCSUBTYPE_TYPE.KC_ST_UINT8, 46),
KCSubTypeElement.FromBasicCtype('tds_io_tier', KCSUBTYPE_TYPE.KC_ST_UINT8, 47),
+ KCSubTypeElement.FromBasicCtype('tds_requested_policy', KCSUBTYPE_TYPE.KC_ST_UINT64, 48),
+ KCSubTypeElement.FromBasicCtype('tds_effective_policy', KCSUBTYPE_TYPE.KC_ST_UINT64, 56),
),
- 'thread_delta_snapshot'
+ 'thread_delta_snapshot',
+ legacy_size = 48
)
KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_TASK_DELTA_SNAPSHOT')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_TASK_DELTA_SNAPSHOT'), (
KNOWN_TYPES_COLLECTION[0x909] = KCSubTypeElement('pth_name', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(64, 1), 0, 1)
-
+KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_SYS_SHAREDCACHE_LAYOUT')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_SYS_SHAREDCACHE_LAYOUT'), (
+ KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
+ KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1)
+),
+ 'system_shared_cache_layout'
+)
KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO64')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO64'), (
KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0),
KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1)
),
- 'dyld_load_info'
+ 'dyld_load_info',
+ legacy_size = 24
)
KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO')] = KCTypeDescription(GetTypeForName('KCDATA_TYPE_LIBRARY_LOADINFO'), (
KCSubTypeElement('imageLoadAddress', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0),
KCSubTypeElement('imageUUID', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(16, 1), 4, 1)
),
- 'dyld_load_info'
+ 'dyld_load_info',
+ legacy_size = 20
)
KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_SHAREDCACHE_LOADINFO')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_SHAREDCACHE_LOADINFO'), (
)
KNOWN_TYPES_COLLECTION[0x33] = KCSubTypeElement('mach_absolute_time', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value)
-KNOWN_TYPES_COLLECTION[0x907] = KCSubTypeElement.FromBasicCtype('donating_pids', KCSUBTYPE_TYPE.KC_ST_INT32)
+KNOWN_TYPES_COLLECTION[0x907] = KCSubTypeElement.FromBasicCtype('donating_pids', KCSUBTYPE_TYPE.KC_ST_INT32, legacy_size=4)
KNOWN_TYPES_COLLECTION[GetTypeForName('KCDATA_TYPE_USECS_SINCE_EPOCH')] = KCSubTypeElement('usecs_since_epoch', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value)
KCSubTypeElement.FromBasicCtype('lr', KCSUBTYPE_TYPE.KC_ST_UINT32),
KCSubTypeElement.FromBasicCtype('sp', KCSUBTYPE_TYPE.KC_ST_UINT32, 4)
),
- 'kernel_stack_frames'
+ 'kernel_stack_frames',
+ legacy_size = 8
)
KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_KERN_STACKLR'), (
KCSubTypeElement.FromBasicCtype('lr', KCSUBTYPE_TYPE.KC_ST_UINT64),
KCSubTypeElement.FromBasicCtype('sp', KCSUBTYPE_TYPE.KC_ST_UINT64, 8)
),
- 'kernel_stack_frames'
+ 'kernel_stack_frames',
+ legacy_size = 16
)
KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_USER_STACKFRAME64')] = KCTypeDescription.FromKCTypeDescription(
KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_THREAD_GROUP_SNAPSHOT')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_THREAD_GROUP'),
(
KCSubTypeElement.FromBasicCtype('tgs_id', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
- KCSubTypeElement('tgs_name', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(16, 1), 8, 1)
+ KCSubTypeElement('tgs_name', KCSUBTYPE_TYPE.KC_ST_CHAR, KCSubTypeElement.GetSizeForArray(16, 1),
+ 8, 1),
+ KCSubTypeElement.FromBasicCtype('tgs_flags', KCSUBTYPE_TYPE.KC_ST_UINT64, 24),
),
'thread_group_snapshot')
),
'instrs_cycles_snapshot')
+def set_type(name, *args):
+ typ = GetTypeForName(name)
+ KNOWN_TYPES_COLLECTION[typ] = KCTypeDescription(GetTypeForName(typ), *args)
+
+
+set_type('STACKSHOT_KCTYPE_USER_STACKTOP',
+ (
+ KCSubTypeElement.FromBasicCtype('sp', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
+ KCSubTypeElement('stack_contents', KCSUBTYPE_TYPE.KC_ST_UINT8, KCSubTypeElement.GetSizeForArray(8, 1), 8, 1),
+ ),
+ 'user_stacktop')
+
#KNOWN_TYPES_COLLECTION[0x907] = KCSubTypeElement('donating_pids', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0, KCSubTypeElement._get_naked_element_value)
KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PID')] = KCSubTypeElement('pid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
KNOWN_TYPES_COLLECTION[GetTypeForName('TASK_CRASHINFO_PPID')] = KCSubTypeElement('ppid', KCSUBTYPE_TYPE.KC_ST_INT32, 4, 0, 0)
(
KCSubTypeElement.FromBasicCtype('user_usec', KCSUBTYPE_TYPE.KC_ST_UINT64, 0),
KCSubTypeElement.FromBasicCtype('system_usec', KCSUBTYPE_TYPE.KC_ST_UINT64, 8),
+ KCSubTypeElement.FromBasicCtype('runnable_usec', KCSUBTYPE_TYPE.KC_ST_UINT64, 16),
), 'cpu_times')
KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_STACKSHOT_DURATION')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_STACKSHOT_DURATION'),
KNOWN_TYPES_COLLECTION[GetTypeForName('EXIT_REASON_DISPATCH_QUEUE_NO')] = (
KCSubTypeElement('exit_reason_dispatch_queue_no', KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value))
+KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_ASID')] = (
+ KCSubTypeElement('ts_asid', KCSUBTYPE_TYPE.KC_ST_UINT32, 4, 0, 0))
+
+KNOWN_TYPES_COLLECTION[GetTypeForName('STACKSHOT_KCTYPE_PAGE_TABLES')] = KCTypeDescription(GetTypeForName('STACKSHOT_KCTYPE_PAGE_TABLES'), (
+ KCSubTypeElement(None, KCSUBTYPE_TYPE.KC_ST_UINT64, 8, 0, 0, KCSubTypeElement._get_naked_element_value), ),
+ 'ts_pagetable',
+ merge=True,
+ naked=True
+)
+
def GetSecondsFromMATime(mat, tb):
return (float(mat) * tb['numer']) / tb['denom']
TH_UNINT = 0x08
TH_TERMINATE = 0x10
TH_TERMINATE2 = 0x20
+ TH_WAIT_REPORT = 0x40
TH_IDLE = 0x80
if (s & TH_WAIT):
retval.append("TH_WAIT")
retval.append("TH_TERMINATE")
if (s & TH_TERMINATE2):
retval.append("TH_TERMINATE2")
+ if (s & TH_WAIT_REPORT):
+ retval.append("TH_WAIT_REPORT")
if (s & TH_IDLE):
retval.append("TH_IDLE")
return retval
kThreadWaitPThreadCondVar = 0x0e
kThreadWaitParkedWorkQueue = 0x0f
kThreadWaitWorkloopSyncWait = 0x10
+kThreadWaitOnProcess = 0x11
UINT64_MAX = 0xffffffffffffffff
else:
s += "unknown port"
elif type == kThreadWaitSemaphore:
- s += "semaphore port %x" % context
+ s += "semaphore port %x " % context
if owner:
s += "owned by pid %d" % owner
else:
s += "krwlock %x for upgrading" % context
elif type == kThreadWaitUserLock:
if owner:
- s += "unfair lock %x owned by pid %d" % (context, owner)
+ s += "unfair lock %x owned by thread %d" % (context, owner)
else:
s += "spin lock %x" % context
elif type == kThreadWaitPThreadMutex:
s += "pthread mutex %x" % context
if owner:
- s += " owned by pid %d" % owner
+ s += " owned by thread %d" % owner
else:
s += " with unknown owner"
elif type == kThreadWaitPThreadRWLockRead:
else:
s += ", unknown owner"
s += ", workloop id %x" % context
+ elif type == kThreadWaitOnProcess:
+ s += "waitpid, for pid %d" % owner
+
else:
s += "unknown type %d (owner %d, context %x)" % (type, owner, context)
if not ss:
print "No KCDATA_BUFFER_BEGIN_STACKSHOT object found. Skipping writing report."
return
+
timestamp = ss.get('usecs_since_epoch', int(time.time()))
- timestamp = time.strftime("%Y-%m-%d %H:%M:%S %z",time.gmtime(timestamp))
+ try:
+ timestamp = time.strftime("%Y-%m-%d %H:%M:%S %z",time.gmtime(timestamp))
+ except ValueError, e:
+ print "couldn't convert timestamp:", str(e)
+ timestamp = None
+
os_version = ss.get('osversion', 'Unknown')
timebase = ss.get('mach_timebase_info', {"denom": 1, "numer": 1})
if not dsc_uuid and 'imageSlidBaseAddress' not in ss.get('shared_cache_dyld_load_info'):
return
dsc_common = [format_uuid(ss.get('shared_cache_dyld_load_info')['imageUUID']),
- shared_cache_base_addr,
- "S"
- ]
+ shared_cache_base_addr, "S" ]
+
+ dsc_layout = ss.get('system_shared_cache_layout')
dsc_libs = []
print "Shared cache UUID found from the binary data is <%s> " % str(dsc_common[0])
for i in dsc_libs_arr:
_uuid = i[2].lower().replace('-','').strip()
_addr = int(i[0], 16) + _load_addr
- dsc_libs.append([_uuid, _addr, "P"])
+ dsc_libs.append([_uuid, _addr, "C"])
#print "adding ", [_uuid, _addr, "C"]
elif dsc_uuid:
print "Provided shared cache UUID does not match. Skipping writing report."
return
+ elif dsc_layout:
+ print "Found in memory system shared cache layout with {} images".format(len(dsc_layout))
+ slide = ss.get('shared_cache_dyld_load_info')['imageLoadAddress']
+
+ for image in dsc_layout:
+ dsc_libs.append([format_uuid(image['imageUUID']), image['imageLoadAddress'] + slide, "C"])
AllImageCatalog = []
obj = {}
obj["kernel"] = os_version
- obj["date"] = timestamp
+ if timestamp is not None:
+ obj["date"] = timestamp
obj["reason"] = "kernel panic stackshot"
obj["incident"] = "ABCDEFGH-1234-56IJ-789K-0LMNOPQRSTUV"
obj["crashReporterKey"] = "12ab34cd45aabbccdd6712ab34cd45aabbccdd67"
continue
tasksnap = piddata['task_snapshot']
tsnap["pid"] = tasksnap["ts_pid"]
+ if 'ts_asid' in piddata:
+ tsnap["asid"] = piddata["ts_asid"]
+
+ if 'ts_pagetable' in piddata:
+ pagetables = []
+ for tte in piddata["ts_pagetable"]:
+ pagetables.append(tte)
+ tsnap["pageTables"] = pagetables
+
tsnap["residentMemoryBytes"] = tasksnap["ts_task_size"]
tsnap["timesDidThrottle"] = tasksnap["ts_did_throttle"]
tsnap["systemTimeTask"] = GetSecondsFromMATime(tasksnap["ts_system_time_in_terminated_th"], timebase)
for f in thdata["user_stack_frames"]:
uframes.append(GetSymbolInfoForFrame(AllImageCatalog, pr_libs, f['lr']))
thsnap["userFrames"] = uframes
+
+ if "user_stacktop" in thdata:
+ (address,) = struct.unpack("<Q", struct.pack("B"*8, *thdata["user_stacktop"]["stack_contents"]))
+ thsnap["userStacktop"] = GetSymbolInfoForFrame(AllImageCatalog, pr_libs, address)
+
if threadsnap['ths_wait_event']:
thsnap["waitEvent"] = GetSymbolInfoForFrame(AllImageCatalog, pr_libs, threadsnap['ths_wait_event'])
fh = sys.stdout
else:
fh = open(outfile_name, "w")
- fh.write('{"bug_type":"288", "timestamp":"'+ timestamp +'", "os_version":"'+ os_version +'"}\n')
+
+ header = {}
+ header['bug_type'] = 288
+ if timestamp is not None:
+ header['timestamp'] = timestamp
+ header['os_version'] = os_version
+ fh.write(json.dumps(header))
+ fh.write("\n")
+
fh.write(json.dumps(obj, sort_keys=False, indent=2, separators=(',', ': ')))
fh.close()
value = '%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X' % tuple(value)
elif 'address' in key.lower() and isinstance(value, (int, long)):
value = '0x%X' % value
+ elif key == 'lr':
+ value = '0x%X' % value
+ elif key == 'thread_waitinfo':
+ value = map(formatWaitInfo, value)
+ elif key == 'stack_contents':
+ print value
+ (address,) = struct.unpack("<Q", struct.pack("B"*8, *value))
+ value = '0x%X' % address
else:
value = prettify(value);
newdata[key] = value
projects / apple / xnu.git / blobdiff