Re: [PATCH 4.4 00/58] 4.4.81-stable review

From: Greg Kroah-Hartman
Date: Thu Aug 10 2017 - 12:18:22 EST


On Wed, Aug 09, 2017 at 05:58:32PM -0700, Guenter Roeck wrote:
> On Wed, Aug 09, 2017 at 12:41:12PM -0700, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 4.4.81 release.
> > There are 58 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 Aug 11 19:41:25 UTC 2017.
> > Anything received after that time might be too late.
> >
>
> Bisect results for the nios2 crash:
>
> # bad: [a7b4f512d9ce04f1c4133838371a2f3a8a31d323] Linux 4.4.81-rc1
> # good: [09e69607e47ce9f422da4310c68d7a9b399d4f8c] Linux 4.4.80
> git bisect start 'HEAD' 'v4.4.80'
> # good: [a3bfc7a6f7e2a469d261d50a4bd4a9797ccc38d8] openvswitch: fix potential out of bound access in parse_ct
> git bisect good a3bfc7a6f7e2a469d261d50a4bd4a9797ccc38d8
> # bad: [fec6ca05cae44222e0d778ae9f2662de4c7da6e8] sh_eth: R8A7740 supports packet shecksumming
> git bisect bad fec6ca05cae44222e0d778ae9f2662de4c7da6e8
> # good: [f9a6e277a4290a30aaeb43b74ec78fa0ea8b125a] sctp: don't dereference ptr before leaving _sctp_walk_{params, errors}()
> git bisect good f9a6e277a4290a30aaeb43b74ec78fa0ea8b125a
> # bad: [9a8cf5c3ae379556f25c47f0e26276101045c421] xen-netback: correctly schedule rate-limited queues
> git bisect bad 9a8cf5c3ae379556f25c47f0e26276101045c421
> # good: [eded791aa722d68d443c1722489339ba52930e44] net/mlx5: Fix command bad flow on command entry allocation failure
> git bisect good eded791aa722d68d443c1722489339ba52930e44
> # bad: [75f7f0b78d6ba311c902871649561fb6a1a66956] net: phy: Correctly process PHY_HALTED in phy_stop_machine()
> git bisect bad 75f7f0b78d6ba311c902871649561fb6a1a66956
> # first bad commit: [75f7f0b78d6ba311c902871649561fb6a1a66956] net: phy: Correctly process PHY_HALTED in phy_stop_machine()
>
> Reverting the offending patch fixes the problem. Reverting the same patch
> in v4.9.y fixes the problem there as well.
>
> I did a wild guess and found that applying
>
> 7b9a88a390da net: phy: Fix PHY unbind crash
>
> instead of reverting the offending patch fixes the problem in both
> v4.4.y and v4.9.y.
>
> Copying Florian and David for additional input.

I've queued up this fix for 4.9, 4.4, and 3.18, as the same patch was
there as well.

thanks,

greg k-h