no it is nornal behaviour use some app and try to find tempratire of your phone

thanks

charge it in a cool place . for safty purpose temprature above 40 and below 10 degrees you will observe this issue . As its month of june so you will see this issie often

same issue i have disabled this its really a culprit app  i have tried all methods putting on sleep etc. nothing worked

what is the battry percentage at that time please notice it .? i have same issue at 87 percent charging it stops and the issue is rise in temprature . unplug it for 10 to 15 minutes and put it in cool place and charge again ..