[Bug 1317090] [NEW] qemu fails on ELF files with no section headers

Paul Jimenez 1317090 at bugs.launchpad.net
Wed May 7 13:08:44 UTC 2014


Public bug reported:

Using the latest version of qemu-user-static from trusty, 2.0.0+dfsg-
2ubuntu1.

Reported to qemu and patch submitted long ago by the guy who wrote http://www.devttys0.com/2011/12/qemu-vs-sstrip/
but apparently dropped on the floor - at least, I can't find it in any qemu bug tracker anywhere.  It's now keeping me from running openwrt binaries under qemu-arm-static (because the openwrt guys strip section headers to save space on their teeny embedded boxes).  It's a one-line patch, reproduced here:

--- qemu/linux-user/elfload.c   2011-12-02 15:16:07.637541215 -0500
+++ qemu-patched/linux-user/elfload.c   2011-12-02 15:27:24.061522798 -0500
@@ -1068,7 +1068,6 @@ static bool elf_check_ehdr(struct elfhdr
     return (elf_check_arch(ehdr->e_machine)
             && ehdr->e_ehsize == sizeof(struct elfhdr)
             && ehdr->e_phentsize == sizeof(struct elf_phdr)
-            && ehdr->e_shentsize == sizeof(struct elf_shdr)
             && (ehdr->e_type == ET_EXEC || ehdr->e_type == ET_DYN));
 }

And I hope you'll consider patching ubuntu and maybe helping it get
pushed upstream.  Thanks!

** Affects: qemu (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1317090

Title:
  qemu fails on ELF files with no section headers

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