https://bugs.freedesktop.org/show_bug.cgi?id=76559
--- Comment #5 from Alex Deucher alexdeucher@gmail.com --- this seems suspect: [ 61.916143] ------------[ cut here ]------------ [ 61.916157] WARNING: CPU: 0 PID: 31 at /build/linux-eVPZfP/linux-3.19.0/arch/x86/kernel/check.c:140 check_for_bios_corruption+0x8d/0xd0() [ 61.916161] Memory corruption detected in low memory
Maybe some Mac firmware issue?