diff options
Diffstat (limited to 'src/syscall/exec_libc2.go')
| -rw-r--r-- | src/syscall/exec_libc2.go | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/syscall/exec_libc2.go b/src/syscall/exec_libc2.go index 9b04f96c81..4fca701d6b 100644 --- a/src/syscall/exec_libc2.go +++ b/src/syscall/exec_libc2.go @@ -65,6 +65,8 @@ func forkAndExecInChild(argv0 *byte, argv, envv []*byte, chroot, dir *byte, attr ngroups, groups uintptr ) + rlim, rlimOK := origRlimitNofile.Load().(Rlimit) + // guard against side effects of shuffling fds below. // Make sure that nextfd is beyond any currently open files so // that we can't run the risk of overwriting any of them. @@ -269,6 +271,11 @@ func forkAndExecInChild(argv0 *byte, argv, envv []*byte, chroot, dir *byte, attr } } + // Restore original rlimit. + if rlimOK && rlim.Cur != 0 { + rawSyscall(abi.FuncPCABI0(libc_setrlimit_trampoline), uintptr(RLIMIT_NOFILE), uintptr(unsafe.Pointer(&rlim)), 0) + } + // Time to exec. _, _, err1 = rawSyscall(abi.FuncPCABI0(libc_execve_trampoline), uintptr(unsafe.Pointer(argv0)), |