Re: [cdrom_check_status] BUG: unable to handle kernel NULL pointer dereference at 000001c0

From: Bart Van Assche
Date: Tue Nov 07 2017 - 11:29:40 EST

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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@xxxxxxxxxxxxxxx/msg15155.html

Bart.

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