[openssh-commits] [openssh] 01/01: sandbox-seccomp-filter: allow gettid

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dtucker pushed a commit to branch master
in repository openssh.

commit 8a0848cdd3b25c049332cd56034186b7853ae754
Author: Alex James <theracermaster at gmail.com>
Date:   Sun Jan 30 16:13:36 2022 -0600

    sandbox-seccomp-filter: allow gettid
    Some allocators (such as Scudo) use gettid while tracing allocations [1].
    Allow gettid in preauth to prevent sshd from crashing with Scudo.
    [1]: https://github.com/llvm/llvm-project/blob/llvmorg-13.0.0/compiler-rt/lib/gwp_asan/common.cpp#L46
 sandbox-seccomp-filter.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sandbox-seccomp-filter.c b/sandbox-seccomp-filter.c
index f5e46280..2e065ba3 100644
--- a/sandbox-seccomp-filter.c
+++ b/sandbox-seccomp-filter.c
@@ -228,6 +228,9 @@ static const struct sock_filter preauth_insns[] = {
 #ifdef __NR_getrandom
+#ifdef __NR_gettid
+	SC_ALLOW(__NR_gettid),
 #ifdef __NR_gettimeofday

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