I upgraded to net6.0 and changed to mcr.microsoft.com/dotnet/sdk:6.0 in Dockerfile
Given below is the log at start up with segmentation fault that happens in the container but no issues running locally.
Starting application
Building host
2021-12-31 15:44:37.57776-05:00|INFO|Elliott.CollateralMgmt.Api.Service.ApiService.Start||Running host|
2021-12-31 15:44:37.59048-05:00|DEBUG|Microsoft.Extensions.Hosting.Internal.HostingLoggerExtensions.Starting||Hosting starting|
2021-12-31 15:44:37.70135-05:00|DEBUG|Microsoft.AspNetCore.Mvc.ModelBinding.ModelBinderFactory..ctor||Registered model binder providers, in the following order: Microsoft.AspNetCore.Mvc.ModelBinding.Binders.BinderTypeModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.ServicesModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.BodyModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.HeaderModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.FloatingPointTypeModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.EnumTypeModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.DateTimeModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.SimpleTypeModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.CancellationTokenModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.ByteArrayModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.FormFileModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.FormCollectionModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.KeyValuePairModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.DictionaryModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.ArrayModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.CollectionModelBinderProvider, Microsoft.AspNetCore.Mvc.ModelBinding.Binders.ComplexObjectModelBinderProvider|
2021-12-31 15:44:37.92966-05:00|DEBUG|Microsoft.AspNetCore.SignalR.Internal.DefaultHubProtocolResolver..ctor||Registered SignalR Protocol: json, implemented by Microsoft.AspNetCore.SignalR.Protocol.JsonHubProtocol.|
2021-12-31 15:44:37.98301-05:00|TRACE|Microsoft.AspNetCore.SignalR.Internal.DefaultHubDispatcher`1.DiscoverHubMethods||'LiveUpdateSource' hub method 'SendMessageAsync' is bound.|
Segmentation fault