Re: [PATCH v3 sched_ext/for-7.3 20/36] sched_ext: Add coalescing sub_caps_updated() notifier for sub-schedulers
Tejun Heo <[email protected]>
| Newsgroups | dev.linux.lists.sched-ext,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
On Tue, 07 Jul 2026 00:33:07 +0000, [email protected] wrote: > - [High] NULL pointer dereference in scx_bpf_sub_grant() and scx_bpf_sub_revoke() when a sub-scheduler is not a cid-form scheduler. Sub-schedulers are always cid-form with an arena pool (enforced at attach), and their pshards are allocated before the sched is published, so grant/revoke never observe a NULL or non-cid-form sched. Same as the v2 round. No change. Thanks. -- tejun