linux-kernel - Re: [PATCH 5.3 000/105] 5.3.16-stable review [warning related]

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Date:   Thu, 12 Dec 2019 08:42:17 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Jeffrin Jose <jeffrin@...agiritech.edu.in>
Cc:     linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org,
        patches@...nelci.org, ben.hutchings@...ethink.co.uk,
        lkft-triage@...ts.linaro.org, stable@...r.kernel.org
Subject: Re: [PATCH 5.3 000/105] 5.3.16-stable review [warning related]

On Thu, Dec 12, 2019 at 03:13:37AM +0530, Jeffrin Jose wrote:
> On Wed, Dec 11, 2019 at 04:04:49PM +0100, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 5.3.16 release.
> > There are 105 patches in this series, all will be posted as a response
> > to this one.  If anyone has any issues with these being applied, please
> > let me know.
> > 
> > Responses should be made by Fri, 13 Dec 2019 14:56:06 +0000.
> > Anything received after that time might be too late.
> > 
> > The whole patch series can be found in one patch at:
> > 	https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.3.16-rc1.gz
> > or in the git tree and branch at:
> > 	git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.3.y
> > and the diffstat can be found below.
> > 
> 
> the following is from "dmesg -l warn"
> 
> -------------------x------------x------------------------
> ================================================
> WARNING: lock held when returning to user space!
> 5.3.16-rc1+ #1 Tainted: G            E    
> ------------------------------------------------
> tpm2-abrmd/679 is leaving the kernel with locks still held!
> 2 locks held by tpm2-abrmd/679:
>  #0: 00000000d3bc394f (&chip->ops_sem){.+.+}, at: tpm_try_get_ops+0x2b/0xb0 [tpm]
>  #1: 000000004a4d7099 (&chip->tpm_mutex){+.+.}, at: tpm_try_get_ops+0x4b/0xb0 [tpm]
> 
> ------------x----------------------x---------------------
> 
> the fix for the above to a typical kernel is here ...
> 
> https://patchwork.kernel.org/patch/11283317/

I need to wait for that to get into Linus's tree before we can do
anything about it for a stable kernel release.

thanks,

greg k-h