On Tue, Jul 23, 2019 at 01:31:12PM +0200, Tomasz Chmielewski wrote: > Since around 2019-07-23, lxcfs segfaults randomly on Ubuntu 18.04 servers > with LXD from snap: > > lxcfs[1424]: segfault at 0 ip 00007f518f5e4326 sp 00007f519da1f9a0 error 4 > in liblxcfs.so[7f518f5d8000+1a000] > > > As a result, containers malfunction. If a container is stopped, then started > again - everything works well, however - after a few hours, it happens > again. > > root@uni01:~# free > Error: /proc must be mounted > To mount /proc at boot you need an /etc/fstab line like: > proc /proc proc defaults > In the meantime, run "mount proc /proc -t proc" > > root@uni01:~# uptime > Error: /proc must be mounted > To mount /proc at boot you need an /etc/fstab line like: > proc /proc proc defaults > In the meantime, run "mount proc /proc -t proc" > > > root@uni01:~# ls /proc > ls: cannot access '/proc/stat': Transport endpoint is not connected > ls: cannot access '/proc/swaps': Transport endpoint is not connected > ls: cannot access '/proc/uptime': Transport endpoint is not connected > ls: cannot access '/proc/cpuinfo': Transport endpoint is not connected > ls: cannot access '/proc/meminfo': Transport endpoint is not connected > ls: cannot access '/proc/diskstats': Transport endpoint is not connected > (...) > > Is it a known issue? I'm observing it on around 10 servers.
I've had that issue reported today. Can you get a coredump for this so I can see where lxcfs is segfaulting? Christian _______________________________________________ lxc-users mailing list lxc-users@lists.linuxcontainers.org http://lists.linuxcontainers.org/listinfo/lxc-users
