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| author | Andy Lutomirski <luto@kernel.org> | 2021-06-08 17:36:23 +0300 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2021-06-09 15:46:30 +0300 |
| commit | b7c11876d24bdd7ae3feeaa771b8f903f6cf05eb (patch) | |
| tree | a51a1edd1837b5131f807603231ccab224d580f8 /tools/testing/selftests/x86/Makefile | |
| parent | f72a249b0ba85564c6bfa94d609a70567485a061 (diff) | |
| download | linux-b7c11876d24bdd7ae3feeaa771b8f903f6cf05eb.tar.xz | |
selftests/x86: Test signal frame XSTATE header corruption handling
This is very heavily based on some code from Thomas Gleixner. On a system
without XSAVES, it triggers the WARN_ON():
Bad FPU state detected at copy_kernel_to_fpregs+0x2f/0x40, reinitializing FPU registers.
[ bp: Massage in nitpicks. ]
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Dave Hansen <dave.hansen@linux.intel.com>
Acked-by: Rik van Riel <riel@surriel.com>
Link: https://lkml.kernel.org/r/20210608144346.234764986@linutronix.de
Diffstat (limited to 'tools/testing/selftests/x86/Makefile')
| -rw-r--r-- | tools/testing/selftests/x86/Makefile | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile index 65bba2ae86ee..b4142cd1c5c2 100644 --- a/tools/testing/selftests/x86/Makefile +++ b/tools/testing/selftests/x86/Makefile @@ -17,7 +17,8 @@ TARGETS_C_BOTHBITS := single_step_syscall sysret_ss_attrs syscall_nt test_mremap TARGETS_C_32BIT_ONLY := entry_from_vm86 test_syscall_vdso unwind_vdso \ test_FCMOV test_FCOMI test_FISTTP \ vdso_restorer -TARGETS_C_64BIT_ONLY := fsgsbase sysret_rip syscall_numbering +TARGETS_C_64BIT_ONLY := fsgsbase sysret_rip syscall_numbering \ + corrupt_xstate_header # Some selftests require 32bit support enabled also on 64bit systems TARGETS_C_32BIT_NEEDED := ldt_gdt ptrace_syscall |