On Wed, 2016-03-09 at 08:11 +0300, Michael Tokarev wrote: > Hello! > > > 09.03.2016 04:56, Ben Hutchings wrote: > > > > Package: qemu-user-static > > Version: 1:2.5+dfsg-5 > > Severity: normal > > > > In addition to bug #813698, I found that most Debian ppc64el binaries > > go horribly wrong when running on the i386 build of > > qemu-ppc64le-static even with QEMU_CPU=POWER8. This seems to be > > related to system call translation. The amd64 build seems to be fine. > I'm afraid i386 host in qemu receives almost no testing for a long time, > especially for 64bit targets. Some places in the code use types such > as int or long to represent 64 bits, incl. syscall translation, or, if > that's done correctly, fail to translate high bits in host integers. > > Anyway, can you be a bit more specific about the failures? Maybe some > simple test cases, something reproducible, because I'm not sure I'll > find the right bugs when trying to reproduce this :)
Run the first stage of debootstrap, then try running 'ls' using QEMU. It usually shows an empty directory list. > Is 386 host important these days, when almost all x86 machines are > 64bits-capable and have large address space not easily accessible > in 32bit mode? That's your choice to make, but please don't ship broken binaries. Ben. -- Ben Hutchings When in doubt, use brute force. - Ken Thompson
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