This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1875225 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1875225 Title: /tmp sticky bit do not permit writing fifo file inside Status in linux package in Ubuntu: Incomplete Bug description: Trying to write into a fifo pipe inside /tmp (echo "hello" > /tmp/fifo) whit normal permissions (drwxrwxrwt, sticky bit) and the fifo with prw-rw-rw- permissions and with "other" user than user and group owner ends in this error: bash: /tmp/fifo: Permission denied. It occurs since upgrading to Ubuntu 20.04, in 19.04 it worked as expected. When I remove the sticky bit (drwxrwxrwx) from tmp it works normally. I think it is a misbehaviour, with sticky bit you cannot rename or remove files inside that folder, but could be able to write into them. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1875225/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp