lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Sat, 21 Oct 2006 10:45:02 -0700 From: Ben Greear <greearb@...delatech.com> To: Dave Jones <davej@...hat.com>, linux-kernel <linux-kernel@...r.kernel.org> Subject: Re: futex hang with rpm in 2.6.17.1-2174_FC5 Dave Jones wrote: > On Fri, Oct 20, 2006 at 11:38:58AM -0700, Ben Greear wrote: > > I had a dead nfs server that was causing some programs to pause, > > in particular 'yum install foo' was paused. I kill -9'd the > > yum related processes. > > > > I fixed up the nfs server and was able to un-mount the file system. > > I subsequently killed many backed up updatedb and similar processes. > > > > Now, there are no rpm processes, but if I try 'rpm [anything]' it > > hangs trying to open a futex: > > > > open("/var/lib/rpm/Packages", O_RDONLY|O_LARGEFILE) = 4 > > fcntl64(4, F_SETFD, FD_CLOEXEC) = 0 > > fstat64(4, {st_mode=S_IFREG|0644, st_size=41390080, ...}) = 0 > > futex(0xb7ba178c, FUTEX_WAIT, 1, NULL <unfinished ...> > > > > Is there any way to figure out what is causing this futex-wait? > > The dead rpm you killed left behind locks in its databases. > rm -f /var/lib/rpm/__db* and it should work again. > I'll give that a try, but shouldn't these locks clean themselves up when the process is killed or shouldn't rpm notice the previous process is dead and clean it up itself? Thanks, Ben > Dave > > -- Ben Greear <greearb@...delatech.com> Candela Technologies Inc http://www.candelatech.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists