Re: IPv6 issue in next-20171102 - lockdep and BUG handling RA packet.

2017-11-06 Thread David Ahern
On 11/7/17 9:31 AM, Eric Dumazet wrote: > On Mon, Nov 6, 2017 at 4:29 PM, David Ahern wrote: >> On 11/7/17 5:56 AM, valdis.kletni...@vt.edu wrote: >>> I've hit this 6 times now, across 3 boots: >>> >>> Nov 3 11:04:54 turing-police kernel: [ 547.814748] BUG: sleeping function >>> called from inv

Re: IPv6 issue in next-20171102 - lockdep and BUG handling RA packet.

2017-11-06 Thread David Ahern
On 11/7/17 5:56 AM, valdis.kletni...@vt.edu wrote: > I've hit this 6 times now, across 3 boots: > > Nov 3 11:04:54 turing-police kernel: [ 547.814748] BUG: sleeping function > called from invalid context at mm/slab.h:422 > > Nov 3 20:24:11 turing-police kernel: [ 60.093793] BUG: sleeping fu

Re: IPv6 issue in next-20171102 - lockdep and BUG handling RA packet.

2017-11-06 Thread David Ahern
On 11/7/17 9:31 AM, Eric Dumazet wrote: > Do you have CONFIG_DEBUG_ATOMIC_SLEEP=y in your .config ? dsa@kenny:mgmt:~/kernel-2.git$ grep CONFIG_DEBUG_ATOMIC_SLEEP kbuild/rcu-lock-debug/.config CONFIG_DEBUG_ATOMIC_SLEEP=y Yep, that is on.

Re: IPv6 issue in next-20171102 - lockdep and BUG handling RA packet.

2017-11-06 Thread Eric Dumazet
On Mon, Nov 6, 2017 at 4:29 PM, David Ahern wrote: > On 11/7/17 5:56 AM, valdis.kletni...@vt.edu wrote: >> I've hit this 6 times now, across 3 boots: >> >> Nov 3 11:04:54 turing-police kernel: [ 547.814748] BUG: sleeping function >> called from invalid context at mm/slab.h:422 >> >> Nov 3 20:2

Re: IPv6 issue in next-20171102 - lockdep and BUG handling RA packet.

2017-11-06 Thread Eric Dumazet
On Mon, Nov 6, 2017 at 2:04 PM, Eric Dumazet wrote: > I have a patch, will send in a couple of minutes. Thanks. https://patchwork.ozlabs.org/patch/834983/ ipv6: addrconf: fix a lockdep splat

Re: IPv6 issue in next-20171102 - lockdep and BUG handling RA packet.

2017-11-06 Thread Eric Dumazet
On Mon, Nov 6, 2017 at 2:01 PM, Ido Schimmel wrote: > On Mon, Nov 06, 2017 at 03:56:54PM -0500, valdis.kletni...@vt.edu wrote: >> I've hit this 6 times now, across 3 boots: >> >> Nov 3 11:04:54 turing-police kernel: [ 547.814748] BUG: sleeping function >> called from invalid context at mm/slab.

Re: IPv6 issue in next-20171102 - lockdep and BUG handling RA packet.

2017-11-06 Thread Ido Schimmel
On Mon, Nov 06, 2017 at 03:56:54PM -0500, valdis.kletni...@vt.edu wrote: > I've hit this 6 times now, across 3 boots: > > Nov 3 11:04:54 turing-police kernel: [ 547.814748] BUG: sleeping function > called from invalid context at mm/slab.h:422 > > Nov 3 20:24:11 turing-police kernel: [ 60.09

IPv6 issue in next-20171102 - lockdep and BUG handling RA packet.

2017-11-06 Thread valdis . kletnieks
I've hit this 6 times now, across 3 boots: Nov 3 11:04:54 turing-police kernel: [ 547.814748] BUG: sleeping function called from invalid context at mm/slab.h:422 Nov 3 20:24:11 turing-police kernel: [ 60.093793] BUG: sleeping function called from invalid context at mm/slab.h:422 Nov 4 20: