{"action":"created","issue":{"url":"https://api.github.com/repos/netblue30/firejail/issues/310","repository_url":"https://api.github.com/repos/netblue30/firejail","labels_url":"https://api.github.com/repos/netblue30/firejail/issues/310/labels{/name}","comments_url":"https://api.github.com/repos/netblue30/firejail/issues/310/comments","events_url":"https://api.github.com/repos/netblue30/firejail/issues/310/events","html_url":"https://github.com/netblue30/firejail/issues/310","id":135068312,"number":310,"title":"Error mounting overlayfs:fs_overlayfs(748): Invalid argument on --overlay","user":{"login":"twoDarkMessiah","id":5120677,"avatar_url":"https://avatars.githubusercontent.com/u/5120677?v=3","gravatar_id":"","url":"https://api.github.com/users/twoDarkMessiah","html_url":"https://github.com/twoDarkMessiah","followers_url":"https://api.github.com/users/twoDarkMessiah/followers","following_url":"https://api.github.com/users/twoDarkMessiah/following{/other_user}","gists_url":"https://api.github.com/users/twoDarkMessiah/gists{/gist_id}","starred_url":"https://api.github.com/users/twoDarkMessiah/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/twoDarkMessiah/subscriptions","organizations_url":"https://api.github.com/users/twoDarkMessiah/orgs","repos_url":"https://api.github.com/users/twoDarkMessiah/repos","events_url":"https://api.github.com/users/twoDarkMessiah/events{/privacy}","received_events_url":"https://api.github.com/users/twoDarkMessiah/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/netblue30/firejail/labels/bug","name":"bug","color":"fc2929"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2016-02-20T12:45:16Z","updated_at":"2016-02-21T11:54:47Z","closed_at":null,"body":"**--overlay option does not work**\r\n\r\nsample output:\r\n```\r\nWarning: default profile disabled by --overlay option\r\nParent pid 19890, child pid 19891\r\nError mounting overlayfs:fs_overlayfs(748): Invalid argument\r\nError: cannot establish communication with the parent, exiting...\r\n```\r\n\r\n- --overlay-tmpfs works fine\r\n- using ecryptfs for some filesystems\r\n\r\n\r\ntested on:\r\n3.19.0-32-generic"},"comment":{"url":"https://api.github.com/repos/netblue30/firejail/issues/comments/186809023","html_url":"https://github.com/netblue30/firejail/issues/310#issuecomment-186809023","issue_url":"https://api.github.com/repos/netblue30/firejail/issues/310","id":186809023,"user":{"login":"twoDarkMessiah","id":5120677,"avatar_url":"https://avatars.githubusercontent.com/u/5120677?v=3","gravatar_id":"","url":"https://api.github.com/users/twoDarkMessiah","html_url":"https://github.com/twoDarkMessiah","followers_url":"https://api.github.com/users/twoDarkMessiah/followers","following_url":"https://api.github.com/users/twoDarkMessiah/following{/other_user}","gists_url":"https://api.github.com/users/twoDarkMessiah/gists{/gist_id}","starred_url":"https://api.github.com/users/twoDarkMessiah/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/twoDarkMessiah/subscriptions","organizations_url":"https://api.github.com/users/twoDarkMessiah/orgs","repos_url":"https://api.github.com/users/twoDarkMessiah/repos","events_url":"https://api.github.com/users/twoDarkMessiah/events{/privacy}","received_events_url":"https://api.github.com/users/twoDarkMessiah/received_events","type":"User","site_admin":false},"created_at":"2016-02-21T11:54:47Z","updated_at":"2016-02-21T11:54:47Z","body":"**The reason for this problem, seems to be an encrypted home dir. I created a user without an encrypted home dir and used 'firejail --overlay', now it worked.**\r\n\r\nhowever here's my output from \"/proc/mounts\":\r\n```\r\nsysfs /sys sysfs rw,nosuid,nodev,noexec,relatime 0 0\r\nproc /proc proc rw,nosuid,nodev,noexec,relatime 0 0\r\nudev /dev devtmpfs rw,relatime,size=16431924k,nr_inodes=4107981,mode=755 0 0\r\ndevpts /dev/pts devpts rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000 0 0\r\ntmpfs /run tmpfs rw,nosuid,noexec,relatime,size=3289596k,mode=755 0 0\r\n/dev/disk/by-uuid/adcd2668-d8bc-4e40-98e5-b36e8cf87921 / ext4 rw,relatime,errors=remount-ro,data=ordered 0 0\r\nnone /sys/fs/cgroup tmpfs rw,relatime,size=4k,mode=755 0 0\r\nnone /sys/fs/fuse/connections fusectl rw,relatime 0 0\r\nnone /sys/kernel/debug debugfs rw,relatime 0 0\r\nnone /sys/kernel/security securityfs rw,relatime 0 0\r\nnone /sys/firmware/efi/efivars efivarfs rw,relatime 0 0\r\nnone /run/lock tmpfs rw,nosuid,nodev,noexec,relatime,size=5120k 0 0\r\nnone /run/shm tmpfs rw,nosuid,nodev,relatime 0 0\r\nnone /run/user tmpfs rw,nosuid,nodev,noexec,relatime,size=102400k,mode=755 0 0\r\nnone /sys/fs/pstore pstore rw,relatime 0 0\r\n/dev/sdc1 /boot/efi vfat rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro 0 0\r\n/dev/sdb2 /mnt/4TB fuseblk rw,nosuid,nodev,relatime,user_id=0,group_id=0,default_permissions,allow_other,blksize=4096 0 0\r\n/dev/sda2 /mnt/3TB fuseblk rw,nosuid,nodev,relatime,user_id=0,group_id=0,default_permissions,allow_other,blksize=4096 0 0\r\nbinfmt_misc /proc/sys/fs/binfmt_misc binfmt_misc rw,nosuid,nodev,noexec,relatime 0 0\r\nsystemd /sys/fs/cgroup/systemd cgroup rw,nosuid,nodev,noexec,relatime,name=systemd 0 0\r\nvmware-vmblock /run/vmblock-fuse fuse.vmware-vmblock rw,nosuid,nodev,relatime,user_id=0,group_id=0,default_permissions,allow_other 0 0\r\n/home/user/.Private /home/user ecryptfs rw,nosuid,nodev,relatime,ecryptfs_fnek_sig=8dea36051241bffe,ecryptfs_sig=9a03331d29e7777a,ecryptfs_cipher=aes,ecryptfs_key_bytes=16,ecryptfs_unlink_sigs 0 0\r\ngvfsd-fuse /run/user/1000/gvfs fuse.gvfsd-fuse rw,nosuid,nodev,relatime,user_id=1000,group_id=1000 \r\n```0 0\r\n"}}