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| author | Howard Zhang <howard.zhang@arm.com> | 2020-10-20 13:32:36 +0800 |
|---|---|---|
| committer | Howard Zhang <howard.zhang@arm.com> | 2020-10-20 15:50:09 +0800 |
| commit | d7ea53769f4bfffdb836f53a0e0709d0607c2c4c (patch) | |
| tree | 2ba3102127e600151f4a551887fa86fd412e7553 | |
| parent | 34a6e9576a9684087f95f57ee73171a637bee8b2 (diff) | |
ARM64 KVM: bad regs.Sp return SIGSEGV
Consistent with the linux kernel, bad regs.Sp
return SIGSEGV
Signed-off-by: Howard Zhang <howard.zhang@arm.com>
| -rw-r--r-- | pkg/sentry/platform/kvm/machine_arm64_unsafe.go | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/pkg/sentry/platform/kvm/machine_arm64_unsafe.go b/pkg/sentry/platform/kvm/machine_arm64_unsafe.go index a163f956d..f59d37bd2 100644 --- a/pkg/sentry/platform/kvm/machine_arm64_unsafe.go +++ b/pkg/sentry/platform/kvm/machine_arm64_unsafe.go @@ -197,7 +197,7 @@ func (c *vCPU) SwitchToUser(switchOpts ring0.SwitchOpts, info *arch.SignalInfo) if regs := switchOpts.Registers; !ring0.IsCanonical(regs.Pc) { return nonCanonical(regs.Pc, int32(syscall.SIGSEGV), info) } else if !ring0.IsCanonical(regs.Sp) { - return nonCanonical(regs.Sp, int32(syscall.SIGBUS), info) + return nonCanonical(regs.Sp, int32(syscall.SIGSEGV), info) } // Assign PCIDs. |