diff options
Diffstat (limited to 'results/classifier/semantic-bugs-usermode/test/1719984')
| -rw-r--r-- | results/classifier/semantic-bugs-usermode/test/1719984 | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/results/classifier/semantic-bugs-usermode/test/1719984 b/results/classifier/semantic-bugs-usermode/test/1719984 deleted file mode 100644 index 909f6f0d..00000000 --- a/results/classifier/semantic-bugs-usermode/test/1719984 +++ /dev/null @@ -1,27 +0,0 @@ -instruction: 0.917 -graphic: 0.887 -mistranslation: 0.851 -device: 0.786 -network: 0.762 -semantic: 0.650 -boot: 0.624 -socket: 0.597 -vnc: 0.595 -KVM: 0.312 -other: 0.185 -assembly: 0.157 - -wrgsbase misemulated in x86_64-softmmu - -qemu revision: cfe4cade054c0e0d00d0185cdc433a9e3ce3e2e4 -command: ./qemu-system-x86_64 -m 2048 -nographic -net none -smp 4,threads=2 -machine q35 -kernel zircon.bin -cpu Haswell,+smap,-check -initrd bootdata.bin -append 'TERM=screen kernel.halt-on-panic=true ' - -On this revision, the VM reports CPUID.07H.0H.EBX[0] = 1. In this VM, with CR4[16] set to 1, wrgsbase triggers #UD, which mismatches the behavior described in Intel's instruction reference. - -For further data, the faulting instruction is -f3 48 0f ae df wrgsbase %rdi - -Fix is in staging: https://github.com/ehabkost/qemu/commit/cdcc80d41360e278b45c91de29a29d797264e85d - -Fix is in master: https://github.com/qemu/qemu/commit/e0dd5fd41a1a38766009f442967fab700d2d0550 - |