Because my oneplus 6 still experience Qualcomm crash dump on android 10. I never even tried andoid 11 on it as i know how bad it was on my 7t pro. The least you can do is just prepare for crash dump by making sure everything is backed up. Then prepare to pull out your wallet ...
Soft-bricks (or semi-bricks) are extremely common if you have been in the Android software modding scene for a long time. And these could be easily fixed byperforming a factory resetor flashing the stock factory image. However, the solution isn’t that simple when dealing with hard-bricks....