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| author |   Chang S. Bae <chang.seok.bae@intel.com> | 2019-05-08 03:02:17 -0700 |
|---|---|---|
| committer |   Thomas Gleixner <tglx@linutronix.de> | 2019-06-22 11:38:51 +0200 |
| commit | 1b6858d5a2eb2485761f06bd48055ed5bed08464 (patch) | |
| tree | ff8511ef6320f88be6a8cfc05e0db4ec096c93a6 /drivers | |
| parent | x86/ptrace: Prevent ptrace from clearing the FS/GS selector (diff) | |
| download | wireguard-linux-1b6858d5a2eb2485761f06bd48055ed5bed08464.tar.xz wireguard-linux-1b6858d5a2eb2485761f06bd48055ed5bed08464.zip | |
selftests/x86/fsgsbase: Test ptracer-induced GSBASE write
The test validates that the selector is not changed when a ptracer writes
the ptracee's GSBASE.
Suggested-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Chang S. Bae <chang.seok.bae@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: "H . Peter Anvin" <hpa@zytor.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ravi Shankar <ravi.v.shankar@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Link: https://lkml.kernel.org/r/1557309753-24073-3-git-send-email-chang.seok.bae@intel.com
Diffstat (limited to 'drivers')
0 files changed, 0 insertions, 0 deletions