From: Chunfeng Yun <chunfeng.yun@mediatek.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Matthias Brugger <matthias.bgg@gmail.com>,
<linux-usb@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
Eddie Hung <eddie.hung@mediatek.com>,
"Yuwen Ng" <yuwen.ng@mediatek.com>
Subject: Re: [PATCH 3/3] usb: mtu3: fix list_head check warning
Date: Thu, 16 Dec 2021 16:43:19 +0800 [thread overview]
Message-ID: <09a2c51d7d71d0b6419b470224466efac4ab6afa.camel@mediatek.com> (raw)
In-Reply-To: <YbdWiYU+LJHWd4wQ@kroah.com>
On Mon, 2021-12-13 at 15:19 +0100, Greg Kroah-Hartman wrote:
> On Thu, Dec 09, 2021 at 11:14:24AM +0800, Chunfeng Yun wrote:
> > This is caused by uninitialization of list_head.
> >
> > BUG: KASAN: use-after-free in __list_del_entry_valid+0x34/0xe4
> >
> > Call trace:
> > dump_backtrace+0x0/0x298
> > show_stack+0x24/0x34
> > dump_stack+0x130/0x1a8
> > print_address_description+0x88/0x56c
> > __kasan_report+0x1b8/0x2a0
> > kasan_report+0x14/0x20
> > __asan_load8+0x9c/0xa0
> > __list_del_entry_valid+0x34/0xe4
> > mtu3_req_complete+0x4c/0x300 [mtu3]
> > mtu3_gadget_stop+0x168/0x448 [mtu3]
> > usb_gadget_unregister_driver+0x204/0x3a0
> > unregister_gadget_item+0x44/0xa4
> >
> > Reported-by: Yuwen Ng <yuwen.ng@mediatek.com>
> > Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
> > ---
> > drivers/usb/mtu3/mtu3_gadget.c | 1 +
> > 1 file changed, 1 insertion(+)
>
> What commit does this fix? Should it go to stable kernels?
I add it in next version, thanks
>
> thanks,
>
> greg k-h
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next prev parent reply other threads:[~2021-12-16 9:01 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-09 3:14 [PATCH 1/3] usb: mtu3: fix interval value for intr and isoc Chunfeng Yun
2021-12-09 3:14 ` [PATCH 2/3] usb: mtu3: add memory barrier before set GPD's HWO Chunfeng Yun
2021-12-13 14:18 ` Greg Kroah-Hartman
2021-12-16 8:32 ` Chunfeng Yun
2021-12-09 3:14 ` [PATCH 3/3] usb: mtu3: fix list_head check warning Chunfeng Yun
2021-12-09 9:10 ` Sergey Shtylyov
2021-12-10 1:19 ` Chunfeng Yun
2021-12-13 14:19 ` Greg Kroah-Hartman
2021-12-16 8:43 ` Chunfeng Yun [this message]
2021-12-13 14:20 ` [PATCH 1/3] usb: mtu3: fix interval value for intr and isoc Greg Kroah-Hartman
2021-12-16 8:45 ` Chunfeng Yun
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