The irqpoll kernel command line parameter might cause vmcore generation failure
Updated -
An existing problem with the Nonvolatile Memory Express (NVMe) driver on the 64-bit ARM architecture on the Amazon Web Services (AWS) Graviton 1 processors, causes vmcore generation to fail when using the irqpoll kernel command line parameter. Consequently, in the event of a kernel crash, no vmcore file is dumped in the /var/crash/ directory...
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