My phone gets restarted randomly twice or thrice a day or might restart just after each 1-2 minutes sometimes and on somedays it never restart. In the analytical data its shows ‘panic full’ files created after each restart. Is this a battery issue ?

{"bug_type":"210","timestamp":"2021-05-14 09:19:48.00 +0530","os_version":"iPhone OS 14.5.1 (18E212)","incident_id":"335A3244-4E65-4F47-A77B-9A68204A4B37"}

{

"build" : "iPhone OS 14.5.1 (18E212)",

"product" : "iPhone12,1",

"kernel" : "Darwin Kernel Version 20.4.0: Sun Feb 28 21:05:18 PST 2021; root:xnu-7195.100.367~3\/RELEASE_ARM64_T8030",

"incident" : "335A3244-4E65-4F47-A77B-9A68204A4B37",

"crashReporterKey" : "382041d4584c288217a050e85a2f76ad2259e853",

"date" : "2021-05-14 09:19:48.15 +0530",

"panicString" : "panic(cpu 3 caller 0xfffffff0253c32dc): userspace watchdog timeout: no successful checkins from com.apple.thermalmonitord in 180 seconds\nservice returned not alive with context : is_alive_func returned unhealthy : current 1efffffffffff, mask 7fffffffffff, expected 7fffffffffff. SD: 0 BC: 1 Missing sensor(s): mic2 \nservice: com.apple.backboardd, total successful checkins since wake (810 seconds ago): 82, last successful checkin: 0 seconds ago\nservice: com.apple.mediaserverd, total successful checkins since wake (810 seconds ago): 82, last successful checkin: 0 seconds ago\nservice: com.apple.logd, total successful checkins since wake (810 seconds ago): 82, last successful checkin: 0 seconds ago\nservice: com.apple.thermalmonitord, total successful checkins since wake (810 seconds ago): 62, last successful checkin: 180 seconds ago\nservice: com.apple.runningboardd, total successful checkins since wake (810 seconds ago): 82, last successful checkin: 0 seconds ago\nservice: com.apple.wifid, total successful checkins since wake (810 seconds ago): 82, last successful checkin: 0 secon\nDebugger message: panic\nMemory ID: 0x1\nOS release type: User\nOS version: 18E212\nKernel