On Tuesday 2015-01-27 21:36, Linus Torvalds wrote:
The only reason it returns SIGBUS is that we don't
have an equivalent
VM_FAULT_SIGSEGV error return. Which is something of an oversight,
but adding it is a pain too, simply because the callers are mainly the
architecture page fault handlers, so the VM_FAULT_SIGSEGV handling has
to be added to all of them.
Very annoying. The patch would look something like the attached -
Does this fix things for you?
The 2nd patch (from 12:57:20 -0800) plus the one-liner for mm/memory.c
at the callsite for check_stack_guard_page makes the test still
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