On Jan 12 11:41, Corinna Vinschen wrote: > On Jan 11 16:08, Ken Brown wrote: > > On 1/11/2022 1:45 PM, Jeremy Drake via Cygwin wrote: > > > Sorry, I am not subscribed to the list so don't have the message to reply > > > to for threading purposes, but attached please find a C reproducer that > > > works on x86_64 but fails on i686. The particular issue seems to be the > > > POSIX_SPAWN_RESETIDS flag - not setting that allows i686 to succeed too. > > Thanks for the STC, Jeremy! > > > I don't have time to check this carefully, but it looks to me like the > > problem is that process_spawnattr calls setegid and seteuid instead of > > setegid32 and seteuid32. This causes truncation of the gid and uid. > > You're right. Additionally the calls to getgid and getuid have to use > the internal getgid32 and getuid32 functions. > > I'll apply a fix.
New developer snapshot is up at https://cygwin.com/snapshots/ Please test. Thanks, Corinna -- Problem reports: https://cygwin.com/problems.html FAQ: https://cygwin.com/faq/ Documentation: https://cygwin.com/docs.html Unsubscribe info: https://cygwin.com/ml/#unsubscribe-simple
