From: syzbot <syzbot+e7d46eb426883fb97efd@syzkaller.appspotmail.com>
To: Jas K <jaskaransingh7654321@gmail.com>
Cc: gregkh@linuxfoundation.org, jaskaransingh7654321@gmail.com,
linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org,
stern@rowland.harvard.edu, usb-storage@lists.one-eyed-alien.net,
syzkaller-bugs@googlegroups.com
Subject: Re: Re: KMSAN: uninit-value in alauda_check_media
Date: Fri, 11 Oct 2019 04:17:37 -0700 [thread overview]
Message-ID: <00000000000061e8090594a0aa4c@google.com> (raw)
In-Reply-To: <20191011111732.GA25982@localhost.localdomain>
> Hi, just taking a crack at this. Hope you guys don't mind.
> #syz test: https://github.com/google/kasan.git 1e76a3e5
KMSAN bugs can only be tested on https://github.com/google/kmsan.git tree
because KMSAN tool is not upstreamed yet.
See https://goo.gl/tpsmEJ#kmsan-bugs for details.
> diff --git a/drivers/usb/storage/alauda.c b/drivers/usb/storage/alauda.c
> index ddab2cd3d2e7..bb309b9ad65b 100644
> --- a/drivers/usb/storage/alauda.c
> +++ b/drivers/usb/storage/alauda.c
> @@ -452,7 +452,7 @@ static int alauda_init_media(struct us_data *us)
> static int alauda_check_media(struct us_data *us)
> {
> struct alauda_info *info = (struct alauda_info *) us->extra;
> - unsigned char status[2];
> + unsigned char *status = us->iobuf;
> int rc;
> rc = alauda_get_media_status(us, status);
prev parent reply other threads:[~2019-10-11 11:17 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-11 11:17 KMSAN: uninit-value in alauda_check_media Jas K
2019-10-11 11:17 ` syzbot [this message]
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