Re: [PATCH 1/2] coredump: ensure all coredumping tasks have

2015-10-05 Thread Michal Hocko
The subject is truncated. It is missing SIGNAL_GROUP_COREDUMP On Tue 29-09-15 17:55:02, Oleg Nesterov wrote: > task_will_free_mem() is wrong in many ways, and in particular the > SIGNAL_GROUP_COREDUMP check is not reliable: a task can participate > in the coredumping without SIGNAL_GROUP_COREDUMP

[PATCH 1/2] coredump: ensure all coredumping tasks have

2015-09-29 Thread Oleg Nesterov
task_will_free_mem() is wrong in many ways, and in particular the SIGNAL_GROUP_COREDUMP check is not reliable: a task can participate in the coredumping without SIGNAL_GROUP_COREDUMP bit set. change zap_threads() paths to always set SIGNAL_GROUP_COREDUMP even if other CLONE_VM processes can't reac