Am Fri, 10 Nov 2017 20:49:35 +0100 schrieb Laurent Vivier <laur...@vivier.eu>:
> I have this error: > bash: /sbin/ldconfig: cannot execute binary file: Exec format error > > because /sbin/ldconfig is: > ELF 64-bit MSB executable, IBM S/390, version 1 (GNU/Linux), > statically linked, for GNU/Linux 3.2.0, > BuildID[sha1]=90b64604014aafac9c1a0623b1cf447281d1a382, stripped > > OS ABI is GNU/linux > > "/bin/ls" works well: > > ELF 64-bit MSB shared object, IBM S/390, version 1 (SYSV), > dynamically linked, interpreter /lib/ld64.so.1, for GNU/Linux 3.2.0, > BuildID[sha1]=be9b19143d4657678846f6e5277383071fc1059a, stripped > > OS ABI is SYSV > > To be able to execute ldconfig, this patch modifies s390x binfmt mask > to ignore the OS ABI value (EI_OSABI, byte 7). > > Signed-off-by: Laurent Vivier <laur...@vivier.eu> > --- > scripts/qemu-binfmt-conf.sh | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/scripts/qemu-binfmt-conf.sh b/scripts/qemu-binfmt-conf.sh > index 8afc3eb5bb..e2e1b7544d 100755 > --- a/scripts/qemu-binfmt-conf.sh > +++ b/scripts/qemu-binfmt-conf.sh > @@ -85,7 +85,7 @@ > sh4eb_mask='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff > sh4eb_family=sh4 > > s390x_magic='\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x16' > -s390x_mask='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff' > +s390x_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff' If I've got that right, the OSABI field should either be 0 for "No extensions or unspecified" (which is then printed by "file" as SYSV) or 3 for "GNU/Linux". Thus wouldn't it be better to use a mask of 0xfc here instead, so that we refuse at least everything with a value > 3 here? Also I wonder whether i386 has the same problem, too? Thomas
