From: Hillf Danton <hdanton@sina.com>
To: syzbot <syzbot+a7d2b1d5d1af83035567@syzkaller.appspotmail.com>
Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
syzkaller-bugs@googlegroups.com,
Vladimir Oltean <vladimir.oltean@nxp.com>,
Radoslaw Zielonek <radoslaw.zielonek@gmail.com>,
Vinicius Costa Gomes <vinicius.gomes@intel.com>,
Eric Dumazet <edumazet@google.com>
Subject: Re: [syzbot] [net?] INFO: rcu detected stall in packet_release
Date: Thu, 30 May 2024 06:52:14 +0800 [thread overview]
Message-ID: <20240529225214.2968-1-hdanton@sina.com> (raw)
In-Reply-To: <0000000000007d66bc06196e7c66@google.com>
Test Vlad's patch [1]
[1] https://lore.kernel.org/netdev/20240527153955.553333-1-vladimir.oltean@nxp.com/
#syz test https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git main
--- x/net/sched/sch_taprio.c
+++ y/net/sched/sch_taprio.c
@@ -1847,6 +1847,7 @@ static int taprio_change(struct Qdisc *s
return -EOPNOTSUPP;
}
q->flags = taprio_flags;
+ taprio_set_picos_per_byte(dev, q);
err = taprio_parse_mqprio_opt(dev, mqprio, extack, q->flags);
if (err < 0)
@@ -1907,7 +1908,6 @@ static int taprio_change(struct Qdisc *s
if (err < 0)
goto free_sched;
- taprio_set_picos_per_byte(dev, q);
taprio_update_queue_max_sdu(q, new_admin, stab);
if (FULL_OFFLOAD_IS_ENABLED(q->flags))
--
next prev parent reply other threads:[~2024-05-29 22:52 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-27 12:16 syzbot
2024-05-27 12:43 ` Eric Dumazet
2024-05-27 14:01 ` Vladimir Oltean
2024-05-28 12:25 ` Radoslaw Zielonek
2024-05-28 12:55 ` Vladimir Oltean
2024-05-28 13:03 ` Radoslaw Zielonek
2024-05-29 13:43 ` Vladimir Oltean
2024-05-29 22:52 ` Hillf Danton [this message]
2024-05-29 23:10 ` syzbot
2024-05-29 23:47 ` Hillf Danton
2024-05-30 0:33 ` Vladimir Oltean
2024-05-30 10:34 ` Hillf Danton
2024-05-30 11:19 ` syzbot
2024-05-30 11:57 ` Hillf Danton
2024-05-30 12:30 ` syzbot
2024-05-31 20:24 ` Hillf Danton
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