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From: Matthew Wilcox <willy@infradead.org>
To: Aleksandr Nogikh <nogikh@google.com>
Cc: cruise k <cruise4k@gmail.com>, Dmitry Vyukov <dvyukov@google.com>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	linux-fsdevel@vger.kernel.org,
	LKML <linux-kernel@vger.kernel.org>,
	sunhao.th@gmail.com, syzkaller <syzkaller@googlegroups.com>
Subject: Re: INFO: task hung in path_openat
Date: Tue, 11 Jan 2022 13:38:28 +0000	[thread overview]
Message-ID: <Yd2IVM1q2Mmck3fJ@casper.infradead.org> (raw)
In-Reply-To: <CANp29Y5tjwYLk3WdfjmsQy3qXbk6V8vW1vERRSTHsAhpzzMGpg@mail.gmail.com>

On Tue, Jan 11, 2022 at 10:38:02AM +0100, Aleksandr Nogikh wrote:
> Hi Matthew,
> 
> That report was not sent by syzbot, rather by someone else. syzbot tries to
> be much more careful with the INFO: reports.
> 
> During the past couple of weeks there has been some outburst of similar
> reports from various senders - this is the third different sender I see,
> probably there are also much more.

Right.  Perhaps syzcaller could *not* call sched_setscheduler() by
default.  Require an --i-know-what-im-doing-and-wont-submit-bogus-reports
flag to be specified by the user in order to call that syscall?

  parent reply	other threads:[~2022-01-11 13:38 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-11  2:15 INFO: task hung in path_openat cruise k
2022-01-11  3:39 ` Matthew Wilcox
     [not found]   ` <CANp29Y5tjwYLk3WdfjmsQy3qXbk6V8vW1vERRSTHsAhpzzMGpg@mail.gmail.com>
2022-01-11 13:38     ` Matthew Wilcox [this message]
2022-01-11 13:29       ` KCSAN: data-race in step_into / vfs_unlink Kaia Yadira
2022-01-11 14:10         ` KCSAN: data-race in task_mem / unmap_region Christian Brauner
  -- strict thread matches above, loose matches on Subject: below --
2022-01-11 13:56 Kaia Yadira

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