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 sBgvUBrw 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And at this point, there is little else >> the kernel could do except sending a SIGBUS to the user process, thus >> give it a chance to recover. > It seems the user process will still receive SIGBUS via kill_accessing_process() > when (re-)access thp later. So they should have a chance to recover already. > Or am I miss something? The concern is about real UE consumption in which case, it's desirable to kill the process ASAP without having to relying on subsequent access.  Also to honor processes' MCE-early-kill request. kill_accessing_process() is very conservative in that, it doesn't check other processes that have the poisoned page mapped. thanks, -jane > > Thanks. > . > >