--- a/security/sandbox/chromium/sandbox/linux/services/x86_32_linux_syscalls.h
+++ b/security/sandbox/chromium/sandbox/linux/services/x86_32_linux_syscalls.h
@@ -1417,10 +1417,78 @@
 #if !defined(__NR_getrandom)
 #define __NR_getrandom 355
 #endif
 
 #if !defined(__NR_memfd_create)
 #define __NR_memfd_create 356
 #endif
 
+#if !defined(__NR_bpf)
+#define __NR_bpf 357
+#endif
+
+#if !defined(__NR_execveat)
+#define __NR_execveat 358
+#endif
+
+#if !defined(__NR_socket)
+#define __NR_socket 359
+#endif
+
+#if !defined(__NR_socketpair)
+#define __NR_socketpair 360
+#endif
+
+#if !defined(__NR_bind)
+#define __NR_bind 361
+#endif
+
+#if !defined(__NR_connect)
+#define __NR_connect 362
+#endif
+
+#if !defined(__NR_listen)
+#define __NR_listen 363
+#endif
+
+#if !defined(__NR_accept4)
+#define __NR_accept4 364
+#endif
+
+#if !defined(__NR_getsockopt)
+#define __NR_getsockopt 365
+#endif
+
+#if !defined(__NR_setsockopt)
+#define __NR_setsockopt 366
+#endif
+
+#if !defined(__NR_getsockname)
+#define __NR_getsockname 367
+#endif
+
+#if !defined(__NR_getpeername)
+#define __NR_getpeername 368
+#endif
+
+#if !defined(__NR_sendto)
+#define __NR_sendto 369
+#endif
+
+#if !defined(__NR_sendmsg)
+#define __NR_sendmsg 370
+#endif
+
+#if !defined(__NR_recvfrom)
+#define __NR_recvfrom 371
+#endif
+
+#if !defined(__NR_recvmsg)
+#define __NR_recvmsg 372
+#endif
+
+#if !defined(__NR_shutdown)
+#define __NR_shutdown 373
+#endif
+
 #endif  // SANDBOX_LINUX_SERVICES_X86_32_LINUX_SYSCALLS_H_
 

--- a/security/sandbox/modifications-to-chromium-to-reapply-after-upstream-merge.txt
+++ b/security/sandbox/modifications-to-chromium-to-reapply-after-upstream-merge.txt
@@ -3,8 +3,9 @@ Also, please update any existing links t
 
 https://hg.mozilla.org/mozilla-central/rev/efa7518e43b0
 https://hg.mozilla.org/mozilla-central/rev/421446ab2347
 https://hg.mozilla.org/mozilla-central/rev/beb74056ac2d
 https://hg.mozilla.org/mozilla-central/rev/7df8d6639971
 https://hg.mozilla.org/mozilla-central/rev/1178c11561bc
 https://hg.mozilla.org/mozilla-central/rev/afa4f68de47c
 https://bugzilla.mozilla.org/show_bug.cgi?id=1035125 bug1035125part7.patch
+https://bugzilla.mozilla.org/show_bug.cgi?id=1273852