Config snippet to reproduce: & Chroot.provisioned sidChroot where sidChroot = Chroot.debootstrapped mempty "/tmp/sid" $ props & osDebian Unstable X86_64 & User.accountFor (User "spwhitton") & userScriptProperty (User "spwhitton") [ "echo hello > /home/spwhitton/greeting" ] `assume` MadeChange During a spin, I see the error `Cannot execute /bin/sh`. I can obtain the error manually as follows. My `/tmp` is not mounted `noexec`. iris ~ % sudo chroot /tmp/sid /bin/bash [sudo] password for spwhitton: root@iris:/# su --shell /bin/sh -c "echo hello > /home/spwhitton/greeting" spwhitton Cannot execute /bin/sh root@iris:/# su --shell /bin/sh spwhitton Cannot execute /bin/sh: Permission denied --spwhitton > [[fixed|done]] --[[Joey]]