From 1530314b2e24c90ed6a463f4f666a7ebfabf1cd2 Mon Sep 17 00:00:00 2001
From: Andrei Vagin <avagin@google.com>
Date: Fri, 5 May 2023 02:08:24 -0700
Subject: gvisor: disable glibc rseq (#3869)

---
 vm/gvisor/gvisor.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/vm/gvisor/gvisor.go b/vm/gvisor/gvisor.go
index f6eb8d16b..2e9da0eec 100644
--- a/vm/gvisor/gvisor.go
+++ b/vm/gvisor/gvisor.go
@@ -237,6 +237,10 @@ func (inst *instance) runscCmd(add ...string) *exec.Cmd {
 	cmd.Env = []string{
 		"GOTRACEBACK=all",
 		"GORACE=halt_on_error=1",
+		// New glibc-s enable rseq by default but ptrace and systrap
+		// platforms don't work in this case. runsc is linked with libc
+		// only when the race detector is enabled.
+		"GLIBC_TUNABLES=glibc.pthread.rseq=0",
 	}
 	return cmd
 }
-- 
cgit mrf-deployment