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From: Bart Van Assche <Bart.VanAssche@wdc.com>
To: "fengguang.wu@intel.com" <fengguang.wu@intel.com>,
	"linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>
Cc: "torvalds@linux-foundation.org" <torvalds@linux-foundation.org>,
	"davem@davemloft.net" <davem@davemloft.net>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Bart Van Assche <Bart.VanAssche@wdc.com>,
	"bp@alien8.de" <bp@alien8.de>,
	"axboe@kernel.dk" <axboe@kernel.dk>
Subject: Re: [cdrom_check_status] BUG: unable to handle kernel NULL pointer dereference at 000001c0
Date: Tue, 7 Nov 2017 16:29:31 +0000	[thread overview]
Message-ID: <1510072170.2656.19.camel@wdc.com> (raw)
In-Reply-To: <20171107102538.mzbfdxll3fpf2kqg@wfg-t540p.sh.intel.com>

On Tue, 2017-11-07 at 18:25 +0800, Fengguang Wu wrote:
> [   22.666764] BUG: unable to handle kernel NULL pointer dereference at 000001c0
> [   22.666773] IP: cdrom_check_status+0x2c/0x90

If it is a regression then this patch might fix this kernel oops:

https://www.mail-archive.com/linux-block@vger.kernel.org/msg15155.html

Bart.

  parent reply	other threads:[~2017-11-07 16:29 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20171108162818epcas2p25c73e1093a9d8f20d9efb2f3cd469b45@epcas2p2.samsung.com>
2017-11-07 10:25 ` [cdrom_check_status] BUG: unable to handle kernel NULL pointer dereference at 000001c0 Fengguang Wu
2017-11-07 10:43   ` Borislav Petkov
2017-11-07 13:06     ` Fengguang Wu
2017-11-07 14:01       ` Borislav Petkov
2017-11-07 16:01         ` Linus Torvalds
2017-11-07 16:37           ` [PATCH] drivers/ide-cd: Handle missing driver data during status check gracefully Borislav Petkov
2017-11-07 17:13             ` Linus Torvalds
2017-11-08  0:08               ` David Miller
2017-11-07 16:34         ` [cdrom_check_status] BUG: unable to handle kernel NULL pointer dereference at 000001c0 Fengguang Wu
2017-11-07 16:29   ` Bart Van Assche [this message]
2017-11-08 16:28   ` Bartlomiej Zolnierkiewicz
2017-11-08 16:50     ` Bartlomiej Zolnierkiewicz
2017-11-08 18:09     ` Bartlomiej Zolnierkiewicz

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