{ "defaultAction": "SCMP_ACT_ERRNO", "defaultErrnoRet": 1, "archMap": [ { "architecture": "SCMP_ARCH_X86_64", "subArchitectures": [ "SCMP_ARCH_X86", "SCMP_ARCH_X32" ] }, { "architecture": "SCMP_ARCH_AARCH64", "subArchitectures": [ "SCMP_ARCH_ARM" ] }, { "architecture": "SCMP_ARCH_MIPS64", "subArchitectures": [ "SCMP_ARCH_MIPS", "SCMP_ARCH_MIPS64N32" ] }, { "architecture": "SCMP_ARCH_MIPS64N32", "subArchitectures": [ "SCMP_ARCH_MIPS", "SCMP_ARCH_MIPS64" ] }, { "architecture": "SCMP_ARCH_MIPSEL64", "subArchitectures": [ "SCMP_ARCH_MIPSEL", "SCMP_ARCH_MIPSEL64N32" ] }, { "architecture": "SCMP_ARCH_MIPSEL64N32", "subArchitectures": [ "SCMP_ARCH_MIPSEL", "SCMP_ARCH_MIPSEL64" ] }, { "architecture": "SCMP_ARCH_S390X", "subArchitectures": [ "SCMP_ARCH_S390" ] }, { "architecture": "SCMP_ARCH_RISCV64", "subArchitectures": null } ], "syscalls": [ { "comment": "Chromium's namespace sandbox: each renderer gets an unprivileged user namespace and then chroots inside it. Docker's default profile allows these only with CAP_SYS_ADMIN / CAP_SYS_CHROOT, which this container drops (the checks are made against the container's capabilities, not the namespace's). Everything else is Docker's default profile (moby v28.0.0). Measured 2026-09-05: without chroot the zygote dies at zygote_host_impl_linux.cc(221).", "names": [ "clone", "clone3", "setns", "unshare", "chroot" ], "action": "SCMP_ACT_ALLOW", "args": [], "includes": {}, "excludes": {} }, { "names": [ "accept", "accept4", "access", "adjtimex", "alarm", "bind", "brk", "cachestat", "capget", "capset", "chdir", "chmod", "chown", "chown32", "clock_adjtime", "clock_adjtime64", "clock_getres", "clock_getres_time64", "clock_gettime", "clock_gettime64", "clock_nanosleep", "clock_nanosleep_time64", "close", "close_range", "connect", "copy_file_range", "creat", "dup", "dup2", "dup3", "epoll_create", "epoll_create1", "epoll_ctl", "epoll_ctl_old", "epoll_pwait", "epoll_pwait2", "epoll_wait", "epoll_wait_old", "eventfd", "eventfd2", "execve", "execveat", "exit", "exit_group", "faccessat", "faccessat2", "fadvise64", "fadvise64_64", "fallocate", "fanotify_mark", "fchdir", "fchmod", "fchmodat", "fchmodat2", "fchown", "fchown32", "fchownat", "fcntl", "fcntl64", "fdatasync", "fgetxattr", "flistxattr", "flock", "fork", "fremovexattr", "fsetxattr", "fstat", "fstat64", "fstatat64", "fstatfs", "fstatfs64", "fsync", "ftruncate", "ftruncate64", "futex", "futex_requeue", "futex_time64", "futex_wait", "futex_waitv", "futex_wake", "futimesat", "getcpu", "getcwd", "getdents", "getdents64", "getegid", "getegid32", "geteuid", "geteuid32", "getgid", "getgid32", "getgroups", "getgroups32", "getitimer", "getpeername", "getpgid", "getpgrp", "getpid", "getppid", "getpriority", "getrandom", "getresgid", "getresgid32", "getresuid", "getresuid32", "getrlimit", "get_robust_list", "getrusage", "getsid", "getsockname", "getsockopt", "get_thread_area", "gettid", "gettimeofday", "getuid", "getuid32", "getxattr", "inotify_add_watch", "inotify_init", "inotify_init1", "inotify_rm_watch", "io_cancel", "ioctl", "io_destroy", "io_getevents", "io_pgetevents", "io_pgetevents_time64", "ioprio_get", "ioprio_set", "io_setup", "io_submit", "ipc", "kill", "landlock_add_rule", "landlock_create_ruleset", "landlock_restrict_self", "lchown", "lchown32", "lgetxattr", "link", "linkat", "listen", "listxattr", "llistxattr", "_llseek", "lremovexattr", "lseek", "lsetxattr", "lstat", "lstat64", "madvise", "map_shadow_stack", "membarrier", "memfd_create", "memfd_secret", "mincore", "mkdir", "mkdirat", "mknod", "mknodat", "mlock", "mlock2", "mlockall", "mmap", "mmap2", "mprotect", "mq_getsetattr", "mq_notify", "mq_open", "mq_timedreceive", "mq_timedreceive_time64", "mq_timedsend", "mq_timedsend_time64", "mq_unlink", "mremap", "msgctl", "msgget", "msgrcv", "msgsnd", "msync", "munlock", "munlockall", "munmap", "name_to_handle_at", "nanosleep", "newfstatat", "_newselect", "open", "openat", "openat2", "pause", "pidfd_open", "pidfd_send_signal", "pipe", "pipe2", "pkey_alloc", "pkey_free", "pkey_mprotect", "poll", "ppoll", "ppoll_time64", "prctl", "pread64", "preadv", "preadv2", "prlimit64", "process_mrelease", "pselect6", "pselect6_time64", "pwrite64", "pwritev", "pwritev2", "read", "readahead", "readlink", "readlinkat", "readv", "recv", "recvfrom", "recvmmsg", "recvmmsg_time64", "recvmsg", "remap_file_pages", "removexattr", "rename", "renameat", "renameat2", "restart_syscall", "rmdir", "rseq", "rt_sigaction", "rt_sigpending", "rt_sigprocmask", "rt_sigqueueinfo", "rt_sigreturn", "rt_sigsuspend", "rt_sigtimedwait", "rt_sigtimedwait_time64", "rt_tgsigqueueinfo", "sched_getaffinity", "sched_getattr", "sched_getparam", "sched_get_priority_max", "sched_get_priority_min", "sched_getscheduler", "sched_rr_get_interval", "sched_rr_get_interval_time64", "sched_setaffinity", "sched_setattr", "sched_setparam", "sched_setscheduler", "sched_yield", "seccomp", "select", "semctl", "semget", "semop", "semtimedop", "semtimedop_time64", "send", "sendfile", "sendfile64", "sendmmsg", "sendmsg", "sendto", "setfsgid", "setfsgid32", "setfsuid", "setfsuid32", "setgid", "setgid32", "setgroups", "setgroups32", "setitimer", "setpgid", "setpriority", "setregid", "setregid32", "setresgid", "setresgid32", "setresuid", "setresuid32", "setreuid", "setreuid32", "setrlimit", "set_robust_list", "setsid", "setsockopt", "set_thread_area", "set_tid_address", "setuid", "setuid32", "setxattr", "shmat", "shmctl", "shmdt", "shmget", "shutdown", "sigaltstack", "signalfd", "signalfd4", "sigprocmask", "sigreturn", "socketcall", "socketpair", "splice", "stat", "stat64", "statfs", "statfs64", "statx", "symlink", "symlinkat", "sync", "sync_file_range", "syncfs", "sysinfo", "tee", "tgkill", "time", "timer_create", "timer_delete", "timer_getoverrun", "timer_gettime", "timer_gettime64", "timer_settime", "timer_settime64", "timerfd_create", "timerfd_gettime", "timerfd_gettime64", "timerfd_settime", "timerfd_settime64", "times", "tkill", "truncate", "truncate64", "ugetrlimit", "umask", "uname", "unlink", "unlinkat", "utime", "utimensat", "utimensat_time64", "utimes", "vfork", "vmsplice", "wait4", "waitid", "waitpid", "write", "writev" ], "action": "SCMP_ACT_ALLOW" }, { "names": [ "process_vm_readv", "process_vm_writev", "ptrace" ], "action": "SCMP_ACT_ALLOW", "includes": { "minKernel": "4.8" } }, { "names": [ "socket" ], "action": "SCMP_ACT_ALLOW", "args": [ { "index": 0, "value": 40, "op": "SCMP_CMP_NE" } ] }, { "names": [ "personality" ], "action": "SCMP_ACT_ALLOW", "args": [ { "index": 0, "value": 0, "op": "SCMP_CMP_EQ" } ] }, { "names": [ "personality" ], "action": "SCMP_ACT_ALLOW", "args": [ { "index": 0, "value": 8, "op": "SCMP_CMP_EQ" } ] }, { "names": [ "personality" ], "action": "SCMP_ACT_ALLOW", "args": [ { "index": 0, "value": 131072, "op": "SCMP_CMP_EQ" } ] }, { "names": [ "personality" ], "action": "SCMP_ACT_ALLOW", "args": [ { "index": 0, "value": 131080, "op": "SCMP_CMP_EQ" } ] }, { "names": [ "personality" ], "action": "SCMP_ACT_ALLOW", "args": [ { "index": 0, "value": 4294967295, "op": "SCMP_CMP_EQ" } ] }, { "names": [ "sync_file_range2", "swapcontext" ], "action": "SCMP_ACT_ALLOW", "includes": { "arches": [ "ppc64le" ] } }, { "names": [ "arm_fadvise64_64", "arm_sync_file_range", "sync_file_range2", "breakpoint", "cacheflush", "set_tls" ], "action": "SCMP_ACT_ALLOW", "includes": { "arches": [ "arm", "arm64" ] } }, { "names": [ "arch_prctl" ], "action": "SCMP_ACT_ALLOW", "includes": { "arches": [ "amd64", "x32" ] } }, { "names": [ "modify_ldt" ], "action": "SCMP_ACT_ALLOW", "includes": { "arches": [ "amd64", "x32", "x86" ] } }, { "names": [ "s390_pci_mmio_read", "s390_pci_mmio_write", "s390_runtime_instr" ], "action": "SCMP_ACT_ALLOW", "includes": { "arches": [ "s390", "s390x" ] } }, { "names": [ "riscv_flush_icache" ], "action": "SCMP_ACT_ALLOW", "includes": { "arches": [ "riscv64" ] } }, { "names": [ "open_by_handle_at" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_DAC_READ_SEARCH" ] } }, { "names": [ "bpf", "clone", "clone3", "fanotify_init", "fsconfig", "fsmount", "fsopen", "fspick", "lookup_dcookie", "mount", "mount_setattr", "move_mount", "open_tree", "perf_event_open", "quotactl", "quotactl_fd", "setdomainname", "sethostname", "setns", "syslog", "umount", "umount2", "unshare" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_SYS_ADMIN" ] } }, { "names": [ "clone" ], "action": "SCMP_ACT_ALLOW", "args": [ { "index": 0, "value": 2114060288, "op": "SCMP_CMP_MASKED_EQ" } ], "excludes": { "caps": [ "CAP_SYS_ADMIN" ], "arches": [ "s390", "s390x" ] } }, { "names": [ "clone" ], "action": "SCMP_ACT_ALLOW", "args": [ { "index": 1, "value": 2114060288, "op": "SCMP_CMP_MASKED_EQ" } ], "comment": "s390 parameter ordering for clone is different", "includes": { "arches": [ "s390", "s390x" ] }, "excludes": { "caps": [ "CAP_SYS_ADMIN" ] } }, { "names": [ "clone3" ], "action": "SCMP_ACT_ERRNO", "errnoRet": 38, "excludes": { "caps": [ "CAP_SYS_ADMIN" ] } }, { "names": [ "reboot" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_SYS_BOOT" ] } }, { "names": [ "chroot" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_SYS_CHROOT" ] } }, { "names": [ "delete_module", "init_module", "finit_module" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_SYS_MODULE" ] } }, { "names": [ "acct" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_SYS_PACCT" ] } }, { "names": [ "kcmp", "pidfd_getfd", "process_madvise", "process_vm_readv", "process_vm_writev", "ptrace" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_SYS_PTRACE" ] } }, { "names": [ "iopl", "ioperm" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_SYS_RAWIO" ] } }, { "names": [ "settimeofday", "stime", "clock_settime", "clock_settime64" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_SYS_TIME" ] } }, { "names": [ "vhangup" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_SYS_TTY_CONFIG" ] } }, { "names": [ "get_mempolicy", "mbind", "set_mempolicy", "set_mempolicy_home_node" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_SYS_NICE" ] } }, { "names": [ "syslog" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_SYSLOG" ] } }, { "names": [ "bpf" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_BPF" ] } }, { "names": [ "perf_event_open" ], "action": "SCMP_ACT_ALLOW", "includes": { "caps": [ "CAP_PERFMON" ] } } ] }