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fix: allow sendmsg(2) and recvmsg(2) syscalls in our Linux sandbox #7779

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Merged
bolinfest merged 1 commit into from
Dec 9, 2025
Merged

fix: allow sendmsg(2) and recvmsg(2) syscalls in our Linux sandbox #7779

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6 changes: 1 addition & 5 deletions codex-rs/exec-server/tests/suite/mod.rs
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Original file line number Diff line number Diff line change
@@ -1,8 +1,4 @@
// TODO(mbolin): Get this test working on Linux. Currently, it fails with:
//
// > Error: Mcp error: -32603: sandbox error: sandbox denied exec error,
// > exit code: 1, stdout: , stderr: Error: failed to send handshake datagram
#[cfg(all(target_os = "macos", target_arch = "aarch64"))]
#[cfg(any(all(target_os = "macos", target_arch = "aarch64"), target_os = "linux"))]
mod accept_elicitation;
#[cfg(any(all(target_os = "macos", target_arch = "aarch64"), target_os = "linux"))]
mod list_tools;
2 changes: 0 additions & 2 deletions codex-rs/linux-sandbox/src/landlock.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -102,12 +102,10 @@ fn install_network_seccomp_filter_on_current_thread() -> std::result::Result<(),
deny_syscall(libc::SYS_getsockname);
deny_syscall(libc::SYS_shutdown);
deny_syscall(libc::SYS_sendto);
deny_syscall(libc::SYS_sendmsg);
deny_syscall(libc::SYS_sendmmsg);
// NOTE: allowing recvfrom allows some tools like: `cargo clippy` to run
// with their socketpair + child processes for sub-proc management
// deny_syscall(libc::SYS_recvfrom);
deny_syscall(libc::SYS_recvmsg);
deny_syscall(libc::SYS_recvmmsg);
deny_syscall(libc::SYS_getsockopt);
deny_syscall(libc::SYS_setsockopt);
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