X-Debbugs-CC: debian-hurd@lists.debian.org Hello Samuel, On Sun, Jul 03, 2022 at 06:37:46PM +0200, Samuel Thibault wrote: > João, le sam. 02 juil. 2022 20:53:55 +0200, a ecrit: > > I don't know why open64() is returning -1. > > That's usually given in errno. Trying to print the errno on gdb just after open_write()/open64() have run gives 1073741902 This looks strange and I cannot interpret what is going on. Best regards, João