I miss a notice to rebuild applications depending on libsysfs.so.1 in the ebuild. Reproducible: Always Steps to Reproduce: 1. Upgrade from sysfsutils-1.3.0-r1 to sysfsutils-2.1.0 2. Run sensors from the lm_sensors-2.10.4 package Actual Results: 3. Error message about the missing libsysfs.so.1 Expected Results: If you are upgrading from sysfsutils-1.3.0-r1 you need to rebuild [...]. Please run 'revdep-rebuild' to do this.
Yeah indeed, and in hundreds of other ebuilds. You can test portage-2.2_pre* and FEATURES="preserve-libs" there if want to get better handling of similar issues.
*** Bug 215162 has been marked as a duplicate of this bug. ***