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| author | Michael Pratt <mpratt@google.com> | 2019-12-06 08:35:18 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2019-12-06 08:37:14 -0800 |
| commit | f8bb3f79041bf819cdf803c1009a442154692301 (patch) | |
| tree | cea0e153e0dd91f6f6016979e3235e9376fc7ffc | |
| parent | 40035d7d9c18d0467075cdaebe3d26d2dbd2720b (diff) | |
Document ELF PT_LOAD difference from Linux
PiperOrigin-RevId: 284191345
| -rw-r--r-- | pkg/sentry/loader/elf.go | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/pkg/sentry/loader/elf.go b/pkg/sentry/loader/elf.go index c2c3ec06e..6299a3e2f 100644 --- a/pkg/sentry/loader/elf.go +++ b/pkg/sentry/loader/elf.go @@ -408,6 +408,8 @@ func loadParsedELF(ctx context.Context, m *mm.MemoryManager, f *fs.File, info el start = vaddr } if vaddr < end { + // NOTE(b/37474556): Linux allows out-of-order + // segments, in violation of the spec. ctx.Infof("PT_LOAD headers out-of-order. %#x < %#x", vaddr, end) return loadedELF{}, syserror.ENOEXEC } |