On Tue, Jun 12, 2018 at 14:13:55 +0000, Kamil Rytarowski wrote: > UBSan can detect that during switching a login to root there is unportable > left shift operation: > > $ su - > Password: > /public/src.git/bin/ksh/eval.c:598:13: runtime error: left shift of > 1073741824 by 1 places cannot be represented in type 'int' > #
Is this, seriously, how you reproduce it? It doesn't trigger on just running ksh? In which case what is the real problem here - it must be triggered by some .profile code, which your "reproducer" doesn't provide. -uwe