Linux USB
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From: 胡连勤 <hulianqin@vivo.com>
To: Michael Nazzareno Trimarchi <michael@amarulasolutions.com>
Cc: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"quic_prashk@quicinc.com" <quic_prashk@quicinc.com>,
	"quic_jjohnson@quicinc.com" <quic_jjohnson@quicinc.com>,
	"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	opensource.kernel <opensource.kernel@vivo.com>,
	"akpm@linux-foundation.org" <akpm@linux-foundation.org>
Subject: 答复: 答复: [PATCH v1] usb: gadget: u_serial: check Null pointer in EP callback
Date: Mon, 19 Aug 2024 08:48:22 +0000	[thread overview]
Message-ID: <TYUPR06MB62171FA07658FE6500DB855FD28C2@TYUPR06MB6217.apcprd06.prod.outlook.com> (raw)
In-Reply-To: <CAOf5uwmdf+Vxes6+BQyghbiKByVC_i1RhmTE81_iix99U7HMmA@mail.gmail.com>

Hello linux community expert:

>> >>I think this has been reported previously, and different patches have been proposed, have you searched the archives?
>> > I haven't seen the patch given below before, I will read it carefully.
>> > I searched for Linux mainline commits before submitting, but I only compared them according to the crash stack information and did not notice the following commit.
>>  I checked the stack trace again. The problem we encountered seems different from the problem reported in the link below, and they are not caused by the same reason.
>>

>Did you apply the patch? as suggested, is the test moving from one gadget to the other?
 We apply the patch into kernel 5.15 and ran a stress test, and the problem did not recur.
 Connect the phone to the PC via a USB cable and run the monkey test (run an apk and click on it at will on the phone interface).

Thanks

  reply	other threads:[~2024-08-19  8:48 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-16 11:21 [PATCH v1] usb: gadget: u_serial: check Null pointer in EP callback 胡连勤
2024-08-16 11:57 ` gregkh
2024-08-16 12:16   ` Michael Nazzareno Trimarchi
2024-08-16 13:30     ` 答复: " 胡连勤
2024-08-16 13:38       ` Michael Nazzareno Trimarchi
2024-08-16 14:19         ` 答复: " 胡连勤
2024-08-16 14:42           ` gregkh
2024-08-16 15:17             ` 答复: " 胡连勤
2024-08-19  8:26               ` 胡连勤
2024-08-19  8:41                 ` Michael Nazzareno Trimarchi
2024-08-19  8:48                   ` 胡连勤 [this message]
2024-08-19  8:53                     ` Michael Nazzareno Trimarchi
2024-08-19  9:00                       ` 答复: " 胡连勤
2024-08-19  9:17                         ` Michael Nazzareno Trimarchi

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