i try to kexec from 0895e91d60ef9bdef426d1ce14bb94bd5875870d into
another (older) commit kernel after 2.6.23 (bisect) and the kernel gets
stuck:
PID: 0, comm: swapper
EIP is at acpi_idle_enter_bm+0x258/0x2fa (processor)
-> cpuidle_idle_call+0x5c/0x81
-> cpuidle_idle_call+0x0/0x81
-> cpu_idle+0xab/0xcc
-> start_kernel+0x329/0x331
-> unknown_bootoption+0x0/0x196
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