On Apr 9, 2026, at 10:30 AM, Mouse <mouse%rodents-montreal.org@localhost> wrote:
kcopy() at ... uiomove() at ... uvm_io() at ... copyin_vmspace() at ... copyin_proc() at ... proc_getauxv() at ... coredump_elf64() at ... coredump() at ... deadman_timeout() at ... callout_softclock() at ... softint_dispatch() at ...
You’re not supposed to access user-space from a soft-int handler. You need to dispatch to another kernel thread and then synchronize appropriately.