linux-kernel - RE: [PATCH] net: lan78xx: fix "enabled interrupts" warninig

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Message-ID: <BN6PR11MB39534B3F881478B3C16B66699F220@BN6PR11MB3953.namprd11.prod.outlook.com>
Date:   Mon, 22 Apr 2019 05:32:50 +0000
From:   <RaghuramChary.Jallipalli@...rochip.com>
To:     <Jisheng.Zhang@...aptics.com>
CC:     <andrew@...n.ch>, <f.fainelli@...il.com>, <marc.zyngier@....com>,
        <Woojung.Huh@...rochip.com>, <UNGLinuxDriver@...rochip.com>,
        <davem@...emloft.net>, <netdev@...r.kernel.org>,
        <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] net: lan78xx: fix "enabled interrupts" warninig

> I believe this is another bug in lan78xx driver: after phy_disconnect() if
> there's intr urb coming, we will call phy_mac_interrupt, so trigger
> phy_state_machine(), but now the phydev->attached_dev is NULL, so NULL
> pointer deference. Can you please try below patch:
> 
Thanks Jisheng.
I still see the call trace even with updated patch. Log attached.

Thanks. 

Download attachment "log7800_updated_patch" of type "application/octet-stream" (18247 bytes)