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vmm: add missing syscalls for musl TCP migration

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musl uses these as part of its getaddrinfo implementation, which is
called by TcpStream::connect.

Signed-off-by: Alyssa Ross <hi@alyssa.is>
This commit is contained in:
Alyssa Ross
2026-08-04 19:48:18 +02:00
committed by Rob Bradford
parent e8a3e4f046
commit 98b1d50a0b
1 changed files with 4 additions and 0 deletions
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4
vmm/src/seccomp_filters.rs
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@@ -690,6 +690,7 @@ fn vmm_thread_rules(
(libc::SYS_getpgrp, vec![]),
(libc::SYS_getpid, vec![]),
(libc::SYS_getrandom, vec![]),
(libc::SYS_getsockname, vec![]),
(libc::SYS_gettimeofday, vec![]),
(libc::SYS_getuid, vec![]),
(
@@ -764,6 +765,7 @@ fn vmm_thread_rules(
and![Cond::new(0, ArgLen::Dword, Eq, libc::AF_UNIX as u64)?],
and![Cond::new(0, ArgLen::Dword, Eq, libc::AF_INET as u64)?],
and![Cond::new(0, ArgLen::Dword, Eq, libc::AF_INET6 as u64)?],
and![Cond::new(0, ArgLen::Dword, Eq, libc::AF_NETLINK as u64)?],
],
),
(libc::SYS_socketpair, vec![]),
@@ -1056,6 +1058,7 @@ fn event_monitor_thread_rules() -> Result<Vec<(i64, Vec<SeccompRule>)>, BackendE
fn migration_thread_rules() -> Result<Vec<(i64, Vec<SeccompRule>)>, BackendError> {
Ok(vec![
(libc::SYS_accept4, vec![]),
(libc::SYS_bind, vec![]),
(libc::SYS_brk, vec![]),
(libc::SYS_clock_gettime, vec![]),
(libc::SYS_clock_nanosleep, vec![]),
@@ -1071,6 +1074,7 @@ fn migration_thread_rules() -> Result<Vec<(i64, Vec<SeccompRule>)>, BackendError
(libc::SYS_futex, vec![]),
(libc::SYS_getpid, vec![]),
(libc::SYS_getrandom, vec![]),
(libc::SYS_getsockname, vec![]),
(libc::SYS_ioctl, vec![]),
(libc::SYS_lseek, vec![]),
(libc::SYS_madvise, vec![]),