Following crash log got from Fabric. Any idea or help would be great help for me.
Crashed: com.apple.root.default-qos
0 CFNetwork 0x19296a41c CoreSchedulingSet::copyWithUpdatesReleaseSelf(CoreSchedulingSet const*, CoreSchedulingSet const*) const + 136
1 CFNetwork 0x192969b84 CoreSchedulingSet::copyWithAdditionReleaseSelf(__CFRunLoop*, __CFString const*) const + 80
2 CFNetwork 0x192839d28 HTTPNetStreamInfo::_streamImpl_deprecated_Schedule(__CFReadStream*, __CFRunLoop*, __CFString const*) + 56
3 CoreFoundation 0x19209773c _CFStreamScheduleWithRunLoop + 1612
4 CoreFoundation 0x19209773c _CFStreamScheduleWithRunLoop + 1612
5 CFNetwork 0x1927fefa4 PACCacheEntry_SchedulePACContextConstruction(PACCacheEntry*, __CFRunLoop*, __CFString const*) + 232
6 CFNetwork 0x1927feeb4 ___ZL24executionContextSchedulePvP11__CFRunLoopPK10__CFString_block_invoke + 220
7 libdispatch.dylib 0x190fd9200 _dispatch_call_block_and_release + 24
8 libdispatch.dylib 0x190fd91c0 _dispatch_client_callout + 16
9 libdispatch.dylib 0x190fe9558 _dispatch_root_queue_drain + 1032
10 libdispatch.dylib 0x190fe90ec _dispatch_worker_thread3 + 124
11 libsystem_pthread.dylib 0x1911e22b8 _pthread_wqthread + 1288
12 libsystem_pthread.dylib 0x1911e1da4 start_wqthread + 4