You have been subscribed to a public bug: Ubuntu 17.10 uses kernel 4.13.
We just found out that on this kernel version CONFIG_DEBUG_FS is not enabled by "make zfcpdump_defconfig". This makes zfcpdump fail with the following error message: ERROR: Unable to mount debugfs No such file or directory Patch solving this problem is attached As reference following bugzilla As reference h IBM bugzilla for enabling zfcpdump: https://bugzilla.linux.ibm.com/show_bug.cgi?id=139974 or Launchpad https://bugs.launchpad.net/ubuntu/+source/s390-tools/+bug/1565841 == Comment: #1 - Heinz-Werner Seeck <heinz-werner_se...@de.ibm.com> - 2017-09-25 06:00:23 == ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Skipper Bug Screeners (skipper-screen-team) Status: New ** Tags: architecture-s39064 bugnameltc-159188 severity-high targetmilestone-inin1710 -- CONFIG_DEBUG_FS is not enabled by "make zfcpdump_defconfig" with Ubuntu 17.10 (kernel 4.13) https://bugs.launchpad.net/bugs/1719290 You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. -- 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