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Message-ID: <20231129160301.4520dbe0@kernel.org> Date: Wed, 29 Nov 2023 16:03:01 -0800 From: Jakub Kicinski <kuba@...nel.org> To: Eric Dumazet <edumazet@...gle.com> Cc: Daniel Golle <daniel@...rotopia.org>, patchwork-bot+netdevbpf@...nel.org, davem@...emloft.net, netdev@...r.kernel.org, pabeni@...hat.com, hawk@...nel.org, ilias.apalodimas@...aro.org, dsahern@...il.com, dtatulea@...dia.com, willemb@...gle.com, almasrymina@...gle.com, shakeelb@...gle.com Subject: Re: [PATCH net-next v4 00/13] net: page_pool: add netlink-based introspection On Wed, 29 Nov 2023 22:12:49 +0100 Eric Dumazet wrote: > Please look at the syzbot report > > Proposed patch was : > > diff --git a/net/core/page_pool_user.c b/net/core/page_pool_user.c > index 1426434a7e1587797da92f3199c0012559b51271..07becd4eceddcd4be9e5bea6479f8ffd16dac851 > 100644 > --- a/net/core/page_pool_user.c > +++ b/net/core/page_pool_user.c > @@ -339,7 +339,8 @@ void page_pool_unlist(struct page_pool *pool) > mutex_lock(&page_pools_lock); > netdev_nl_page_pool_event(pool, NETDEV_CMD_PAGE_POOL_DEL_NTF); > xa_erase(&page_pools, pool->user.id); > - hlist_del(&pool->user.list); > + if (!hlist_unhashed(&pool->user.list)) > + hlist_del(&pool->user.list); > mutex_unlock(&page_pools_lock); > } Any reason not to post this fix?
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