From: Tadeusz Struk <tadeusz.struk@linaro.org>
To: Tejun Heo <tj@kernel.org>
Cc: "Michal Koutný" <mkoutny@suse.com>,
"Hillf Danton" <hdanton@sina.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
syzbot+e42ae441c3b10acf9e9d@syzkaller.appspotmail.com
Subject: Re: [PATCH] cgroup: don't queue css_release_work if one already pending
Date: Mon, 23 May 2022 13:05:31 -0700 [thread overview]
Message-ID: <e1f7a033-e1f2-bb52-536e-e7975ca93235@linaro.org> (raw)
In-Reply-To: <7bbf2792-355b-65a7-e239-879b3f928384@linaro.org>
On 5/23/22 12:08, Tadeusz Struk wrote:
> On 5/23/22 12:02, Tejun Heo wrote:
>> Can you try holding an extra ref in the killed path?
>
> Yes, I can try that. Should that be with or without the extra work_struct?
With this patch:
https://syzkaller.appspot.com/text?tag=Patch&x=1264b23df00000
The issue still triggers:
https://syzkaller.appspot.com/text?tag=CrashReport&x=162b5781f00000
--
Thanks,
Tadeusz
next prev parent reply other threads:[~2022-05-23 20:05 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-12 19:24 [PATCH] cgroup: don't queue css_release_work if one already pending Tadeusz Struk
2022-04-14 16:44 ` Michal Koutný
2022-04-14 17:51 ` Tadeusz Struk
2022-04-21 23:43 ` Tejun Heo
2022-04-22 0:00 ` Tejun Heo
2022-04-22 11:05 ` Michal Koutný
2022-05-18 16:48 ` Tadeusz Struk
[not found] ` <20220519112319.2455-1-hdanton@sina.com>
2022-05-19 23:26 ` Tadeusz Struk
2022-05-20 8:13 ` Tejun Heo
2022-05-20 16:38 ` Tadeusz Struk
2022-05-20 16:42 ` Michal Koutný
2022-05-20 16:56 ` Tadeusz Struk
2022-05-23 19:00 ` Tadeusz Struk
2022-05-23 19:02 ` Tejun Heo
2022-05-23 19:08 ` Tadeusz Struk
2022-05-23 20:05 ` Tadeusz Struk [this message]
2022-05-23 21:27 ` [PATCH v2] cgroups: separate destroy_work into two separate wq Tadeusz Struk
[not found] <20220413095606.1182-1-hdanton@sina.com>
2022-04-13 15:39 ` [PATCH] cgroup: don't queue css_release_work if one already pending Tadeusz Struk
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