Messages in this thread | | | From | Andy Lutomirski <> | Date | Mon, 6 Apr 2015 23:11:35 -0700 | Subject | Re: [PATCH v4] x86, selftests: Add sigreturn selftest |
| |
On Mon, Apr 6, 2015 at 8:39 PM, Michael Ellerman <mpe@ellerman.id.au> wrote: > On Mon, 2015-04-06 at 19:01 -0700, Andy Lutomirski wrote: >> This is my sigreturn test, added mostly unchanged from its old home. >> It exercises the sigreturn(2) syscall, specifically focusing on its >> interactions with various IRET corner cases. It tests for correct >> behavior in several areas that were historically dangerously buggy. >> For example, it exercises espfix on kernels of both bitnesses under >> various conditions, and it contains exploits for several now-fixed >> bugs in IRET error handling. >> >> If you run it on older kernels, your system will crash. It probably >> won't eat your data in the process. >> >> There is no released kernel on which the sigreturn_64 test will >> pass, but it passes on tip:x86/asm. >> >> IMO it's unfortunate that I need to provide a special script to run >> tests. I'd rather just list my targets. > > If you use lib.mk you can. > > https://git.kernel.org/cgit/linux/kernel/git/shuah/linux-kselftest.git/log/?h=next > > See for example: > > https://git.kernel.org/cgit/linux/kernel/git/shuah/linux-kselftest.git/commit/?h=next&id=5744de542dd4b963c2975e6f70844ce2899864e4
Will do for 4.2. In the mean time, there's no base on which lib.mk exists and the test works.
--Andy
> > cheers > >
-- Andy Lutomirski AMA Capital Management, LLC
| |