Re: v4l2: circular locking between mmap_sem and device mutex

2014-05-23 Thread Hans Verkuil
On 05/23/2014 04:53 AM, Sasha Levin wrote: ping? I've reproduced it and plan to look at it soon. Regards, Hans On 05/05/2014 11:49 AM, Sasha Levin wrote: Hi all, While fuzzing with trinity inside a KVM tools guest running latest -next kernel I've stumbled on the following: [

Re: v4l2: circular locking between mmap_sem and device mutex

2014-05-22 Thread Sasha Levin
ping? On 05/05/2014 11:49 AM, Sasha Levin wrote: Hi all, While fuzzing with trinity inside a KVM tools guest running latest -next kernel I've stumbled on the following: [ 2179.111265] == [ 2179.112228] [ INFO: possible circular

v4l2: circular locking between mmap_sem and device mutex

2014-05-05 Thread Sasha Levin
Hi all, While fuzzing with trinity inside a KVM tools guest running latest -next kernel I've stumbled on the following: [ 2179.111265] == [ 2179.112228] [ INFO: possible circular locking dependency detected ] [ 2179.113144]