In the Linux kernel, the following vulnerability has been resolved: rtc: spear: initialize IRQ state before requesting alarm IRQ devm_request_irq() enables the interrupt before it returns, so the handler may run while probe is still initializing the device. Initialize the MMIO address and spinlock before requesting the alarm IRQ.
https://git.kernel.org/stable/c/e0cabda9b6f4dd276c55c40bdbb251e8507ae60e
https://git.kernel.org/stable/c/cb6d6a7fbff0414b9eed505d17687b4b7e38fee8
https://git.kernel.org/stable/c/c02aa67ea34a826c2cb1aa65d77cf32fafb7eec3
https://git.kernel.org/stable/c/055ef5ce9f67a6a3a1363fa663007f8196cc0fb8