diff options
Diffstat (limited to 'results/scraper/launchpad-without-comments/1673957')
| -rw-r--r-- | results/scraper/launchpad-without-comments/1673957 | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/1673957 b/results/scraper/launchpad-without-comments/1673957 new file mode 100644 index 00000000..1cb3536c --- /dev/null +++ b/results/scraper/launchpad-without-comments/1673957 @@ -0,0 +1,17 @@ +virtfs: mapped-xattr on mount point + +With + -virtfs local,path="/tmp",security_model=mapped-xattr,mount_tag="shared2" +in the qemu command line, + shared2 on /mnt/testbis type 9p (rw,sync,dirsync,relatime,trans=virtio,version=9p2000.L,msize=262144) +in the guest mount points, and + tmpfs on /tmp type tmpfs (rw,nosuid,nodev) +in the host mount points (with CONFIG_TMPFS_XATTR=y according to zgrep /proc/config.gz), running qemu as user "vm-test", trying to "touch a" in /mnt/testbis on the VM fails with "Operation not supported". In addition, no file or directory actually present in the host's /tmp can be seen in the guest's /mnt/testbis. + +When trying to replace "/tmp" with "/tmp/aaa" on the host, with /tmp/aaa owned by root:root, still running qemu as vm-test, trying to run "ls" in the guest's /mnt/testbis fails with the weird "ls: reading directory '.': Cannot allocate memory", while the directory is empty. + +After a "chown vm-test /tmp/aaa", the guest can list the files (despite the permissions already allowing it to do so before), but still not write new files: "cannot touch 'b': Operation not supported". + +Do you have a pointer as to what is happening? + +PS: complete setup is running all this inside a qemu VM that I use for testing, I guess it shouldn't matter but saying it just in case \ No newline at end of file |