On Fri, Jun 29, 2012 at 1:41 PM, Steven Chamberlain <ste...@pyro.eu.org> wrote: > reassign 679198 src:kfreebsd-9 > affects 679198 src:bash > retitle 679198 bash: [on native FreeBSD] unable to set FD_CLOEXEC flag > thanks > > On 29/06/12 03:19, Stefan Ott wrote: >> I suppose that narrows it down a little. I'm more and more inclined to >> blame ZFS. > > But /dev/null itself is on a devfs so I doubt it could have any effect.
Ha, good point, I guess it's too hot for me to think properly atm. >> 74149 preinst CALL open(0x401ae4,0x1<><invalid>1,<unused>0) >> 74149 preinst NAMI "/dev/null" >> 74149 preinst RET open 3 >> 74149 preinst CALL fcntl(0x3,<invalid=3>,0) >> 74149 preinst RET fcntl 1 >> 74149 preinst CALL fcntl(0x3,<invalid=4>,0x1<><invalid>1) >> 74149 preinst RET fcntl -1 errno 25 Inappropriate ioctl for device > > There is a crucial difference; in my ktrace (with GNU/kFreeBSD host) > the file was opened with the FD_CLOEXEC flag set already. Not sure how > that happens, but I guess something different in how our kernel is built. Interesting. If you have a ideas / patches that I could try out I would be happy to. > In the above (with upstream FreeBSD as host) it was not, and trying to > enable it failed. From reading http://bugs.debian.org/635192 it sounds > like that might be a limitation of our glibc. Ah indeed, that does look related. > Implementing it could be a problem for the 8.1 kernel of squeeze and as > used on our buildds, and so I don't think it could be properly fixed > until wheezy+1, at least. > > A workaround in bash might have been justified, but AFAIK this problem > is specific to GNU/kFreeBSD chroot/jails on native FreeBSD hosts. True, it's probably a rare combination. I suppose if it affects just me you can leave it for now, the next couple of months will tell us whether anyone else is running this combination. cheers & thanks for looking into it -- Stefan Ott http://www.ott.net/ "You are not Grey Squirrel?" -- To UNSUBSCRIBE, email to debian-bsd-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/CAOk=tpqdlrpyxpqowol66gvxmkybufsmlcfbmw3p7dfusf2...@mail.gmail.com
