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I thinks is not a bug of ubuntu. This is the output:

  OBJCOPY arch/x86/boot/vmlinux.bin
  HOSTCC  arch/x86/boot/tools/build
  BUILD   arch/x86/boot/bzImage
Setup is 16800 bytes (padded to 16896 bytes).
System is 4599 kB
CRC f77d64c0
Kernel: arch/x86/boot/bzImage is ready  (#1)
  Building modules, stage 2.
  MODPOST 3268 modules
ERROR: "__modver_version_show" [drivers/staging/rts5139/rts5139.ko] undefined!
WARNING: modpost: Found 4 section mismatch(es).
To see full details build your kernel with:
make[1]: *** [__modpost] Error 1
make: *** [modules] Error 2
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where did you get the source to build the kernel – Ringtail Apr 13 '12 at 20:58
Have the same problem with latest stable 3.3.2 from Have not solved this problem yet. Related:…… – DmitrySandalov Apr 16 '12 at 5:35

In ubuntu 12.04 and kernel 3.3.4 I've disabled module:

sed -i s/CONFIG_RTS5139=m/CONFIG_RTS5139=n/ .config
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