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vmm: Extend seccomp rules for GDB

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Add 'KVM_SET_GUEST_DEBUG' ioctl to seccomp filter rules.

Signed-off-by: Michael Zhao <michael.zhao@arm.com>
This commit is contained in:
Michael Zhao 2022-08-18 17:34:24 +08:00 committed by Xin Wang
parent 575458ded4
commit c798b958f3
1 changed files with 2 additions and 0 deletions
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2
vmm/src/seccomp_filters.rs
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@ -382,11 +382,13 @@ fn create_vmm_ioctl_seccomp_rule_kvm() -> Result<Vec<SeccompRule>, BackendError>
fn create_vmm_ioctl_seccomp_rule_kvm() -> Result<Vec<SeccompRule>, BackendError> {
const KVM_ARM_PREFERRED_TARGET: u64 = 0x8020_aeaf;
const KVM_ARM_VCPU_INIT: u64 = 0x4020_aeae;
const KVM_SET_GUEST_DEBUG: u64 = 0x4208_ae9b;
let common_rules = create_vmm_ioctl_seccomp_rule_common(HypervisorType::Kvm)?;
let mut arch_rules = or![
and![Cond::new(1, ArgLen::Dword, Eq, KVM_ARM_PREFERRED_TARGET,)?],
and![Cond::new(1, ArgLen::Dword, Eq, KVM_ARM_VCPU_INIT,)?],
and![Cond::new(1, ArgLen::Dword, Eq, KVM_SET_GUEST_DEBUG,)?],
];
arch_rules.extend(common_rules);