{"caused_by":"bridgeos","macos_system_state":"shutdown","bug_type":"210","os_version":"Bridge OS 4.6 (17P6610)","timestamp":"2021-04-27 15:34:03.00 +0000","incident_id":"8AC27725-9714-4311-B227-45B7123831CA"}
{
  "build" : "Bridge OS 4.6 (17P6610)",
  "product" : "iBridge2,4",
  "kernel" : "Darwin Kernel Version 19.6.0: Thu Jun 18 20:30:46 PDT 2020; root:xnu-6153.145.1~1\/RELEASE_ARM64_T8010",
  "incident" : "8AC27725-9714-4311-B227-45B7123831CA",
  "crashReporterKey" : "c0dec0dec0dec0dec0dec0dec0dec0dec0de0001",
  "date" : "2021-04-27 15:34:03.11 +0000",
  "panicString" : "panic(cpu 1 caller 0xfffffff01a713f00): userspace watchdog timeout: no successful checkins from com.apple.dfrd since load\nservice: com.apple.dfrd, no successful checkins since load (180 seconds ago)\nservice: com.apple.UserEventAgent-System, total successful checkins since load (180 seconds ago): 19, last successful checkin: 0 seconds ago\nservice: com.apple.bridgeaudiod, total successful checkins since load (180 seconds ago): 19, last successful checkin: 0 seconds ago\nservice: com.apple.logd, total successful checkins since load (180 seconds ago): 19, last successful checkin: 0 seconds ago\n\nDebugger message: panic\nMemory ID: 0x6\nOS version: 17P6610\nmacOS version: Not set\nKernel version: Darwin Kernel Version 19.6.0: Thu Jun 18 20:30:46 PDT 2020; root:xnu-6153.145.1~1\/RELEASE_ARM64_T8010\nKernel UUID: B4EDD42A-0513-3B38-A0EF-ED8AF599F183\niBoot version: iBoot-5540.140.12\nsecure boot?: YES\nx86 EFI Boot State: 0x0\nx86 System State: 0x3\nx86 Power State: 0x6\nx86 Shutdown Cause: 0x5\nx86 Previous Power Transitions: 0x70707070706\nPCIeUp link state: 0x0\nPaniclog version: 13\nKernel slide:     0x000000001229c000\nKernel text base: 0xfffffff0192a0000\nmach_absolute_time: 0x10d08dde1\nEpoch Time:        sec       usec\n  Boot    : 0x60882e26 0x000e856c\n  Sleep   : 0x00000000 0x00000000\n  Wake    : 0x00000000 0x00000000\n  Calendar: 0x60882ede 0x000eff62\n\nTotal cpu_usage: 16915137\nThread task pri cpu_usage\n0xffffffe000db8fd8 watchdogd 97 0\n0xffffffe0011b4a90 watchdogd 31 0\n0xffffffe000319fb0 kernel_task 0 8769226\n0xffffffe000600000 kernel_task 0 5524815\n\nPanicked task 0xffffffe0010e3600: 130 pages, 3 threads: pid 33: watchdogd\nPanicked thread: 0xffffffe000db8fd8, backtrace: 0xffffffe015f43000, tid: 795\n\t\t  lr: 0xfffffff019b64860  fp: 0xffffffe015f43040\n\t\t  lr: