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From: Greg KH <gregkh@linuxfoundation.org>
To: Yu Hao <yhao016@ucr.edu>
Cc: jirislaby@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: BUG: sleeping function called from invalid context in __might_resched
Date: Tue, 18 Apr 2023 08:09:53 +0200	[thread overview]
Message-ID: <ZD40MfJ1kzJuPD1l@kroah.com> (raw)
In-Reply-To: <CA+UBctCZok5FSQ=LPRA+A-jocW=L8FuMVZ_7MNqhh483P5yN8A@mail.gmail.com>

On Mon, Apr 17, 2023 at 08:44:30PM -0700, Yu Hao wrote:
> Hello,
> 
> We found the following issue using syzkaller on Linux v6.2.0.
> A similar bug was found in function `n_hdlc_tty_wakeup` before.
> (https://groups.google.com/g/syzkaller-bugs/c/XAyZCUO-eAY/m/Lpj5SzDNAwAJ)
> Now it is found in a different caller `gsmld_write`.
> It needs to fix the bug in `gsmld_write` again.
> 
> The full report including the C reproducer:
> https://gist.github.com/ZHYfeng/eb410de5d7aec253d8c83cf34e628d6a
> 
> The brief report is below:

Please submit a patch to resolve the issue, otherwise this will just end
up going on the huge other pile of syzbot-reported issues that we slowly
dig ourselves through...

thanks,

greg k-h

  reply	other threads:[~2023-04-18  6:10 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-18  3:44 BUG: sleeping function called from invalid context in __might_resched Yu Hao
2023-04-18  6:09 ` Greg KH [this message]
2023-04-18  6:51 ` Jiri Slaby
2023-04-20  8:21   ` D. Starke

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